WO2023050614A1 - Charging detection method, apparatus and system of electric vehicle - Google Patents

Charging detection method, apparatus and system of electric vehicle Download PDF

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Publication number
WO2023050614A1
WO2023050614A1 PCT/CN2021/141782 CN2021141782W WO2023050614A1 WO 2023050614 A1 WO2023050614 A1 WO 2023050614A1 CN 2021141782 W CN2021141782 W CN 2021141782W WO 2023050614 A1 WO2023050614 A1 WO 2023050614A1
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WIPO (PCT)
Prior art keywords
detection
charging
electric vehicle
data
preset
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PCT/CN2021/141782
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French (fr)
Chinese (zh)
Inventor
范涛
周强
樊鹏飞
王涛
赵绿化
姜毅
王帆
Original Assignee
西安特来电领充新能源科技有限公司
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Priority to DE112021007477.6T priority Critical patent/DE112021007477T5/en
Publication of WO2023050614A1 publication Critical patent/WO2023050614A1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/60—Monitoring or controlling charging stations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B60L3/0046—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electric energy storage systems, e.g. batteries or capacitors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/12—Recording operating variables ; Monitoring of operating variables
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
    • B60L53/11—DC charging controlled by the charging station, e.g. mode 4
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
    • B60L53/14—Conductive energy transfer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/60—Monitoring or controlling charging stations
    • B60L53/66—Data transfer between charging stations and vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/70—Interactions with external data bases, e.g. traffic centres
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/12—Electric charging stations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/16—Information or communication technologies improving the operation of electric vehicles

Definitions

  • the present application relates to the technical field of electric vehicle charging detection, in particular, to a method, device and system for electric vehicle charging detection.
  • the present application provides a charging detection method, device and system for an electric vehicle to improve the reliability of the charging safety detection results of the electric vehicle and improve the safety of the electric vehicle, thus at least overcoming the limitations of the related technologies mentioned above insufficient.
  • Some embodiments of the present application provide a charging detection method for an electric vehicle, which is applied to a charging detection device in a charging safety detection system, and the charging detection device is electrically connected to the charging interface of the electric vehicle through a charging gun.
  • the charging detection device is also electrically connected to the OBD interface of the electric vehicle through the OBD connection line, and the method may include:
  • the charging safety detection is performed on the electric vehicle, and a detection report of the preset detection items is obtained.
  • the charging safety detection of the electric vehicle according to the first detection data and the second detection data, and obtaining the detection report of the preset detection items may include:
  • the detection report includes: the standard judgment result, the data deviation ratio, and the abnormality processing analysis result.
  • the charging detection device may also communicate with a server; the method may also include:
  • the server may also communicate with the client device, and the method may also include:
  • the method may further include:
  • the method may further include:
  • start the detection function In response to the start detection command, start the detection function.
  • the preset detection item may be: any detection item in at least one type of detection item in the preset detection sequence; each detection item in the preset detection sequence is the The detection items confirmed by the interface;
  • the at least one type of detection item may include: at least one type of detection item among standard detection items, special detection items, and security detection items;
  • the standard detection items may include the detection items of the electric vehicle required in the preset vehicle standards
  • the special detection items may include: the vehicle interior detection items matched by the model of the electric vehicle
  • the safety detection Items may include detection items of charging safety and power battery safety.
  • a charging detection device which may include: a main control unit, a charging unit, a detection unit, and a first OBD interface, wherein the charging unit may be electrically connected to a charging gun , the charging gun can be electrically connected to the charging interface of the electric vehicle; the detection unit can be connected to the charging unit in communication, and the detection unit can also be connected in communication with the main control unit, so that the detection unit can pass through the The first detection data of each detection point in the preset detection items detected by the charging unit during the charging process of the electric vehicle is transmitted to the main control unit;
  • the first OBD interface can be electrically connected to the second OBD interface of the electric vehicle through an OBD connection line, and the main control unit can also communicate with the first OBD interface, so that the first OBD interface will obtain
  • the second detection data of each of the detection points in the preset detection items in the charging process of the electric vehicle is transmitted to the main control unit;
  • the main control unit is configured to execute the charging detection method of an electric vehicle described in any one of the above embodiments.
  • the main control unit also obtains the state of the electric vehicle through the first OBD interface, and the obtained state includes: the closed/open state of the door and the state of the brake.
  • the main control unit is communicatively connected to the charging unit, and the main control unit issues instructions and transmits information to the charging unit through the communication connection between the main control unit and the charging unit.
  • the charging detection device may further include: a communication unit, which may be communicatively connected to the main control unit, and the communication unit may be configured to communicate with a server, so that the preset The detection report of the detection item is transmitted to the server.
  • a communication unit which may be communicatively connected to the main control unit, and the communication unit may be configured to communicate with a server, so that the preset The detection report of the detection item is transmitted to the server.
  • the charging detection device may further include: a human-computer interaction display, and the main control unit may also communicate with the human-computer interaction display to control the human-computer interaction display to display the preset The current detection item among the detection items and the detection status of each detection item among the preset detection items are set.
  • the charging detection device further includes a pilot control simulation unit, wherein the pilot control simulation unit communicates with the main control unit to receive control instructions from the main control unit; and, the The pilot control simulation unit is also electrically connected to the charging unit.
  • the charging detection device further includes a vehicle detection module, wherein the vehicle detection module is communicatively connected with the main control unit, so as to send the state information of the electric vehicle to the main control unit.
  • the vehicle detection module is connected to the first OBD interface to obtain the state of the electric vehicle and the internal monitoring data of the electric vehicle, and the obtained state of the electric vehicle and the internal monitoring data of the electric vehicle Internal monitoring data is transmitted to the main control unit.
  • the vehicle detection module collects charging signals through the charging unit.
  • Still other embodiments of the present application also provide a charging detection system, which may include: a charging detection device and an electric vehicle;
  • the charging detection device can be electrically connected to the charging interface of the electric vehicle through a charging gun, and the charging detection device can also be electrically connected to the second OBD interface of the electric vehicle through an OBD connection line.
  • the method for detecting charging of an electric vehicle provided by any one of the above embodiments is executed.
  • the embodiment of the present application provides a charging detection method, device and system for an electric vehicle.
  • the charging detection device can obtain the first value of each detection point in the preset detection items in the charging process of the electric vehicle from the charging interface of the electric vehicle through the charging gun.
  • the detection data can also be obtained from the second OBD interface of the electric vehicle through the OBD connection line.
  • the second detection data of each detection point in the preset detection items in the charging process of the electric vehicle and then according to the above-mentioned first detection data and the above-mentioned second detection Data, conduct charging safety inspections on electric vehicles, and obtain inspection reports for preset inspection items.
  • the first detection data of each detection point in the preset detection items obtained through the charging gun is actually the detection data of each detection point in the charging interface of the electric vehicle detected by the charging detection device.
  • the second detection data of each detection point in the preset detection items obtained is actually the detection data of each detection point in the electric vehicle obtained from the internal detection of the electric vehicle, then the charging safety detection is performed according to the first detection data and the second detection data.
  • the test report of the preset test item is also more reliable and comprehensive, so as to ensure the normal use of the electric vehicle as much as possible, reduce the potential safety hazards of the electric vehicle, and enhance the safety of the electric vehicle.
  • FIG. 1 is a schematic diagram of a charging detection device provided in an embodiment of the present application
  • Fig. 2 is a schematic diagram of another charging detection device provided by the embodiment of the present application.
  • Fig. 3 is a schematic diagram of another charging detection device provided by the embodiment of the present application.
  • Fig. 4 is a schematic diagram of another charging detection device provided by the embodiment of the present application.
  • Fig. 5 is a schematic diagram of another two charging detection devices provided by the embodiment of the present application.
  • FIG. 6 is a schematic diagram of a charging detection system provided by an embodiment of the present application.
  • FIG. 7 is a flow chart of a charging detection method for an electric vehicle provided in an embodiment of the present application.
  • FIG. 8 is a flow chart of a charging detection method for an electric vehicle 300 provided in another embodiment of the present application.
  • FIG. 9 is a flow chart of a charging detection method for an electric vehicle 300 provided in yet another embodiment of the present application.
  • FIG. 10 is a flow chart of a charging detection method for an electric vehicle 300 provided in another second embodiment of the present application.
  • FIG. 11 is a flow chart of a charging detection method for an electric vehicle 300 provided in another third embodiment of the present application.
  • 100-charging detection device 300-electric vehicle; 11-main control unit; 13-detection unit; 14-charging unit; 17-first OBD interface; 19-communication unit; 21-human-computer interaction display; 23 - guidance control simulation unit; 25 - vehicle detection module; 31 - charging interface; 33 - second OBD interface.
  • first and second are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the indicated technical features quantity.
  • features defined as “first” and “second” may explicitly or implicitly include at least one feature.
  • “plurality” means at least two, such as two, three, unless otherwise specifically defined.
  • the charging detection method for an electric vehicle provided in the embodiment of the present application may be executed by a charging detection device connected to the electric vehicle, and the charging detection device may be a charger with a charging detection function.
  • Electric vehicles as the name suggests, are various vehicles that use electricity as energy to drive wheels, which can be pure electric vehicles or hybrid vehicles.
  • the charging detection method of an electric vehicle provided in the embodiment of the present application will firstly illustrate a charging detection device provided in the present application through multiple examples as follows.
  • Fig. 1 is a schematic diagram of a charging detection device provided in the embodiment of the present application; as shown in Fig. Diagnostics, vehicle diagnosis) interface 17 .
  • the charging unit 14 can be electrically connected with the charging gun, and the charging gun can be electrically connected with the charging interface 31 of the electric vehicle 300; so that the charging unit 14 can charge the electric vehicle through the charging gun.
  • the detection unit 13 can be communicatively connected to the charging unit 14, and the detection unit 13 can also be communicatively connected to the main control unit 11, so that the electric vehicle 300 detected by the above-mentioned detection unit 13 through the above-mentioned charging unit can preset each detection point in the detection item during the charging process.
  • the first detection data is transmitted to the above-mentioned main control unit 11 .
  • the first OBD interface 17 can be electrically connected with the second OBD interface 33 of the electric vehicle through the OBD connection line, and the main control unit 11 can also communicate with the above-mentioned first OBD interface 17, so that the above-mentioned first OBD interface 17 will obtain the above-mentioned electric
  • the second detection data of each of the above-mentioned detection points in the preset detection items are transmitted to the above-mentioned main control unit 11 .
  • the charging unit 14 may include: an AC charging unit and/or a DC charging unit.
  • the AC charging unit can be an AC to AC (AC/AC) conversion module, which can be electrically connected to the AC charging gun, and the AC charging unit is used to provide the voltage and current required for AC charging, so as to provide the electric vehicle with the AC charging gun.
  • AC charging; the DC charging unit can be an AC to DC (AC/DC) conversion module, which can be electrically connected to a DC charging gun. Perform DC charging.
  • the AC/AC conversion module can be a unidirectional AC/AC conversion module, or a bidirectional AC/AC conversion module, and the AC/DC conversion module can be a unidirectional AC/DC conversion module, or a bidirectional AC/DC conversion module. module.
  • An example is as follows: when electric vehicle A uses DC charging, use a DC charging gun to connect to the DC charging interface of electric vehicle A, so that the DC charging unit in the charging detection device performs DC charging for electric vehicle A through the DC charging gun; When car B uses AC charging, use an AC charging gun to connect to the AC charging interface of electric car B, so that the AC charging unit in the charging detection device performs AC charging for electric car B through the AC charging gun. Charging detection does not require the use of a low-voltage auxiliary source module.
  • the charging detection device also includes: a low-voltage auxiliary source, the low-voltage auxiliary source is electrically connected to a DC charging gun, and the DC charging unit performs DC charging for the electric vehicle A through the DC charging gun
  • the low-voltage auxiliary source can provide the low-voltage DC voltage and current signals required for DC charging detection for the charging detection unit inside the electric vehicle A through the DC charging gun.
  • the detection unit 13 can also communicate with the charging unit 14, so that the detection unit 13 detects the charging circuit through the charging unit 14, and obtains the first detection data of each detection point in the preset detection items in the charging process, wherein the charging circuit includes : charging control loop and power loop, etc., the detected first detection data may include: voltage/current information of each detection point.
  • the main control unit 11 can communicate with the detection unit 13 to realize the two-way communication between the main control unit 11 and the detection unit 13, that is, the main control unit 11 can issue a detection instruction to the detection unit 13, and control the detection unit 13 to detect;
  • the unit 13 transmits the first detection data of each detection point in the preset detection items of the electric vehicle 300 detected by the charging gun to the above-mentioned main control unit 11 .
  • the first OBD interface 17 can be electrically connected with the second OBD interface 33 of the electric vehicle through the OBD connection line, and can obtain the second value of each detection point in the preset detection items of the electric vehicle detected by the detection system inside the electric vehicle. Test data.
  • the second detection data can be transmitted to the first OBD interface 17 through the OBD connection line.
  • the main control unit 11 can also communicate with the first OBD interface 17 to receive the second detection data.
  • the main control unit 11 can also obtain information such as a vehicle identification code (such as a VIN (Vehicle Identification Number, Vehicle Identification Number) code) of the electric vehicle through the first OBD interface 17 .
  • a vehicle identification code such as a VIN (Vehicle Identification Number, Vehicle Identification Number) code
  • the main control unit 11 can also acquire the state of the electric vehicle 300 through the first OBD interface 17, and the acquired state can include: the closed/open state of the door, the state of the brake, and the like.
  • the charging of an electric vehicle requires the door to be closed and the brakes to be in the braking state. If the door of the electric vehicle X is closed and the brakes are in the braking state, its status is confirmed to be qualified and the charging test can be performed; another example is the door of the electric vehicle Y. If it is in a dynamic state, the state is unqualified, and charging detection cannot be performed. It is necessary for the user or the administrator to adjust the state of the electric vehicle Y and then be detected by the vehicle detection module 25 until the state is qualified.
  • the user or administrator can be prompted to adjust the state of the electric vehicle in various ways, including but not limited to: warning light prompts, siren sound prompts, etc.
  • the state confirmation of the vehicle is realized.
  • the parameter information related to the vehicle such as the braking state, etc.
  • the main control unit 11 in the charging detection device 100 can obtain the first detection data and the second detection data, and then perform the charging safety detection of the electric vehicle according to the first detection data and the second detection data, and obtain the predicted Set the test report of the test item.
  • the charging detection device 100 provided in the embodiment of the present application can enable the main control unit to use the detection unit 13 to obtain the first detection data of each detection point in the preset detection items of the electric vehicle detected by the charging gun during the charging process, and can also use The first OBD interface 17 obtains the second detection data of each of the above-mentioned detection points in the preset detection items in the charging process of the electric vehicle from the second OBD interface 33 of the electric vehicle through the OBD connection line, and then the main control unit 11 based on the first The detection data and the second detection data perform charging safety detection of the electric vehicle 300 .
  • the first detection data of each detection point in the preset detection items obtained by the charging unit is actually the detection data of each detection point in the electric vehicle detected by the charging detection device, and the preset detection data obtained through the OBD connection line
  • the second detection data of each detection point in the detection item is actually the detection data of each detection point in the electric vehicle obtained from the internal detection of the electric vehicle, so the charging safety detection according to the first detection data and the second detection data actually not only considers The detection data inside the electric vehicle is considered, and the detection data obtained by the charging detection device outside the electric vehicle are also taken into account. Therefore, the detection result of the charging safety is not unilaterally affected by the internal charging detection of the electric vehicle.
  • the test report of the test items is also more reliable and comprehensive, so as to ensure the normal use of electric vehicles as much as possible, reduce the potential safety hazards of electric vehicles, and enhance the safety of electric vehicles.
  • FIG. 2 is a schematic diagram of another charging detection device provided by the embodiment of the present application; as shown in FIG.
  • the communication unit 19 can be used to communicate with the server, so as to transmit the detection report of the preset detection item to the server.
  • the communication unit 19 realizes the information interaction between the main control unit 11 and the server, and can receive the information sent by the server, and can also send the detection report of the preset detection item, the identification code of the vehicle read through the first OBD interface 17, etc. The information is uploaded to the server.
  • the communication connection between the communication unit 19 and the server may be a wired communication connection (such as Ethernet, etc.), or a wireless communication connection (such as WIFI, 4G, etc.), which is not limited in this application.
  • this application can have multiple choices for the type of server, as long as it can realize the charging detection method required by this application, in one implementation, the server can be based on smart sensors, wireless transmission technology, large-scale data processing and A set of Internet of Things cloud service platform developed by the high integration of Internet of Things core technologies such as remote control and Internet, wireless communication, and cloud computing big data technology. Provide data transmission, processing and analysis services, and also choose to develop an IoT cloud platform that meets the requirements for electric vehicle 300 charging safety testing.
  • the above is just an example. In actual application scenarios, there are other options and uses for specific servers The method is not limited in this application.
  • the electric vehicle 300 detected by the detection unit 13 through the charging gun can preset the first detection point of each detection point in the charging process.
  • the first detection data and the second detection data of each of the above-mentioned detection points in the preset detection items of the electric vehicle 300 during the charging process are summarized and sorted out, and the initial data and change trend prediction curves of relevant parameters stored in the server are retrieved, and this Compare and analyze the first test data, give the vehicle’s charging health status assessment results and the next test time and other information, improve and summarize the basic test report, and generate the final test report.
  • the functions that the server can also implement can include:
  • Vehicle model test matching that is, to match the model of the currently connected electric vehicle 300 with many models of electric vehicle 300 stored in the server, and judge the preset detection suitable for the vehicle according to the matching result and the relevant information of the model stored in the server item;
  • Test command forwarding the test command issued by the user can include test type, test parameter command, etc., and is forwarded to the main control unit 11 through the communication unit 19 for execution;
  • Test data reception receiving the detection report of the preset detection item sent by the main control unit 11 through the communication unit 19;
  • Test record storage establish a file for each electric vehicle 300 on the server, and store the test data and the final test report in the file of the vehicle on the server;
  • Test record call the client can call, display, or print the test data stored on the server, the final test report, etc.
  • the charging detection device 100 provided in the present application may also include a communication unit 19, and the communication unit 19 is used to realize the information interaction between the charging detection device and the server, and utilizes the server's ability to analyze, process and store information to realize the monitoring of the electric vehicle 300 throughout its life. Big data analysis and evaluation of in-cycle charging detection.
  • FIG. 3 is a schematic diagram of another charging detection device provided by the embodiment of the present application; as shown in FIG.
  • the computer-interactive display screen 21 is connected in communication to control the above-mentioned man-machine interactive display screen 21 to display the detection status of the current detection item among the above-mentioned preset detection items and each detection item among the above-mentioned preset detection items.
  • the operation mode of the human-computer interaction display screen 21 can be touch type, button type, mouse type, or their combination or other forms; based on different operation modes, the interaction technology adopted can be based on the interaction of traditional hardware devices technology, voice recognition-based interaction technology, touch-based interaction technology, action recognition-based interaction technology, eye-tracking-based interaction technology, etc.; according to different interaction technologies, users or administrators complete Different operation methods may be selected during operation. For example, a user or an administrator can use a mouse or a keyboard to operate the mouse-type human-computer interaction display screen 21 based on the interaction technology of traditional hardware devices to complete related settings; Touch operation can be used to operate the touch-type human-computer interaction display screen 21 based on touch-control interaction technology, and complete related settings. The method of operation is not limited.
  • the operations that the user or administrator can implement on the client or the human-computer interaction display screen 21 may include a user login operation, for example, the user can Complete login by inputting, for example, a user name and a password, thereby realizing access to the cloud platform of the Internet of Things, and then realizing control and data access to the charging detection device; User name and password to complete the login, so as to realize the access to the IoT cloud platform and the distribution of user rights.
  • the user or the administrator can enter the vehicle information on the client terminal or the human-computer interaction display screen 21 interface, for example, the vehicle identification code, charging type, and optional detection type can be entered.
  • the client or the human-computer interaction display 21 uploads and stores the above information to the server for subsequent use.
  • the user or administrator can complete the test interface operation on the client or the human-computer interaction display screen 21.
  • the server will , optional detection types, etc., display the above information on the client display or the human-computer interaction display 21, and the user or administrator can operate the client or click, touch or parameter on the human-computer interaction display 21 Input and other operations to select the detection type and configure detection-related parameters.
  • the selection of optional detection types can also be set by the administrator as the default detection type, and the user or administrator will confirm it on the client terminal or the human-computer interaction display screen 21 during use. Do limited.
  • the user or the administrator can browse the test results on the client terminal or the human-computer interaction display 21, that is, after the charging detection device 100 completes the preset detection item type selected by the user or the administrator, it will The detection result is fed back to the main control unit 11, and the main control unit 11 displays the result on the client display or the human-computer interaction display 21.
  • the user or administrator can browse the test results on the client display or the human-computer interaction display screen 21, which can also include the server's initial data of each detection point and each detection point in the preset detection items.
  • the data prediction curve of the detection point is analyzed, and the evaluation result of the charging health state of the electric vehicle 300 and the next detection time are obtained by analyzing the detection report.
  • the client or the human-computer interaction display screen 21 also implements other operations, which are not limited in this application.
  • the charging detection device 100 provided in the present application utilizes the client terminal or the human-computer interaction display screen 21 to realize the user's selection of preset detection items and reading of detection data, which is user-friendly, intuitive to the data, and easy to operate.
  • FIG. 4 is a schematic diagram of another charging detection device provided by the embodiment of the present application; as shown in FIG.
  • the control unit 11 is connected in communication to receive the control instruction of the main control unit 11; the above-mentioned guidance control simulation unit 23 can also be electrically connected with the charging unit 14, and the guidance control simulation unit 23 can apply the simulated abnormal signal to the charging unit 14.
  • the simulated abnormal signal may be an externally input abnormal signal.
  • the analog unit 23 can generate an external input abnormal signal to assist detection.
  • FIG. 5 is a schematic diagram of another two charging detection devices provided by the embodiment of the present application; as shown in FIG. connected to the main control unit 11 to send the state information of the vehicle (that is, the electric vehicle);
  • the vehicle detection module 25 can be connected to the first OBD interface 17 to obtain vehicle status and internal monitoring data of the electric vehicle, and transmit them to the main control unit 11 .
  • the vehicle detection module 25 may collect charging signals through the charging unit 14 .
  • the charging signal may include: DC charging voltage, DC charging current, auxiliary source voltage, auxiliary source current, voltage signal (CC1) connected between the charging detection device and the electric vehicle charging , the voltage signal (CC2) connected between the charging detection device and the charging gun, the battery management system (Battery Management System, BMS) communication message, etc.
  • the charging signal may include: AC charging voltage, AC charging current, control pilot signal (CP) frequency, voltage signal connected to the charging detection device and electric vehicle charging, duty cycle Compared with the voltage of the voltage signal (CC signal) connected between the charging detection device and the charging gun.
  • CP control pilot signal
  • the main control unit 11 and the charging unit 14 can be connected by communication, for example, CAN communication is used between the main control unit 11 and the charging unit 14, and the main control unit 11 can send
  • the charging unit 14 issues instructions, transmits information, etc., for example, the main control unit 11 issues charging start and stop commands, and sends information such as charging voltage and current to the charging unit.
  • the charging unit 14 outputs charging voltage and current, and sends status information to the main control unit 11 at the same time.
  • FIG. 6 is a schematic diagram of a charging detection system provided by an embodiment of the present application; as shown in FIG. 6 , the charging detection system may include: a charging detection device 100 and an electric vehicle 300;
  • the above-mentioned charging detection device 100 can be electrically connected to the charging interface 31 of the above-mentioned electric vehicle 300 through a charging gun, and the above-mentioned charging detection device 100 can also be electrically connected to the second OBD interface 33 of the above-mentioned electric vehicle through an OBD connection line.
  • the above-mentioned charging detection device 100 It can be used to implement the charging detection method of an electric vehicle shown in any one of the embodiments of the present application.
  • the charging detection system provided by this application includes a charging detection device 100 and an electric vehicle 300, both of which are electrically connected through a charging gun and an OBD connection line.
  • the connection method is novel.
  • the charging detection device in the charging detection system the first detection data of each detection point in the preset detection items that can be obtained through the charging unit is actually the detection data of each detection point in the electric vehicle detected by the charging detection device, and the preset detection items obtained through the OBD connection line
  • the second detection data of each detection point in the electric vehicle is actually the detection data of each detection point in the electric vehicle obtained by the internal detection of the electric vehicle, so the charging safety detection according to the first detection data and the second detection data actually not only considers the electric
  • the detection data inside the car the detection data obtained by the charging detection device outside the electric vehicle, also taking into account the detection data inside the electric vehicle and the historical data of the external data; not only the horizontal analysis of the detection data, but also the vertical analysis and historical data comparing.
  • the detection results of its charging safety are not unilaterally affected by the internal charging detection of electric vehicles, and its detection results, that is, the detection reports of the preset detection items are also more reliable and comprehensive, so as to ensure the normal use of electric vehicles as much as possible , reduce the potential safety hazards of electric vehicles, and enhance the safety of electric vehicles.
  • FIG. 7 is a flow chart of a charging detection method for an electric vehicle provided by an embodiment of the present application.
  • the method can be implemented by the main control unit in the charging detection device through software.
  • the charging detection device may be the charging detection device shown in any one of Figs. 1-5 above.
  • the charging detection method may include:
  • Step 701 Obtain the first detection data of each detection point in the preset detection items in the charging process of the electric vehicle from the charging interface through the charging gun.
  • the charging detection device 100 is electrically connected to the charging interface 31 of the electric vehicle 300 through the charging gun, and the current and voltage signals on the charging gun are tested. Extract to obtain the first detection data of each detection point.
  • Step 702 Obtain the second detection data of the above-mentioned detection points in the preset detection items in the charging process of the electric vehicle from the OBD interface of the electric vehicle through the OBD connection line.
  • the first detection data and the second detection data should be Correspondingly, there is at least one first detection data and at least one second detection data at each detection point. It should be noted that this application does not limit the specific location setting of the detection points.
  • step 701 and step 702 are only used to distinguish two different operations, and do not necessarily require or imply that there is an actual sequence relationship between these two steps or that there is a difference in execution time. Therefore, in a possible implementation manner, the execution of step 701 and step 702 can be performed synchronously in real time, as two data channels running in parallel without affecting each other.
  • Step 703 According to the above-mentioned first detection data and the above-mentioned second detection data, conduct charging safety detection on the electric vehicle, and obtain a detection report of the above-mentioned preset detection items.
  • the first detection data obtained through step 701 is the measurement value of the charging detection device 100
  • the second detection data obtained through step 702 is the detection value of the self-detection system of the electric vehicle 300
  • the first detection data and the second detection data are compared and analyzed.
  • the above is a comparative analysis of the measured value of the charging detection device 100 at each detection point and the detection value of the self-monitoring system of the electric vehicle 300. If the first detection data and the second detection data are analyzed separately, the first detection data indicates that the vehicle is charging.
  • the indicators of the interface, the second detection data represent the various indicators of the vehicle’s own detection system test; if the values of the two are compared, the detection of the electric vehicle 300’s own detection system can be realized; through the analysis of the first detection data, it can be The charging detection of the electric vehicle 300 is realized.
  • the charging detection method of the electric vehicle 300 of the present application obtains the first detection data of each detection point in the preset detection items in the charging process of the electric vehicle from the charging interface through the charging gun;
  • the car 300 presets the second detection data of the above-mentioned detection points in the charging process; according to the above-mentioned first detection data and the above-mentioned second detection data, the charging safety detection is performed on the electric vehicle 300, and the above-mentioned preset detection items are obtained.
  • Test Report The first detection data is actually the detection data of each detection point in the electric vehicle detected by the charging detection device, and the second detection data is actually the detection data of each detection point in the electric vehicle obtained by the internal detection of the electric vehicle.
  • the first detection data and the second detection data are not only considered the internal detection data of the electric vehicle, but also the detection data obtained by the electric vehicle charging detection device for the detection of charging safety. Therefore, the detection results of the charging safety are not affected by the internal charging detection
  • the unilateral influence of the test result, that is, the test report of the preset test item is also more reliable and comprehensive, so as to ensure the normal use of electric vehicles as much as possible, reduce the potential safety hazards of electric vehicles, and enhance the use of electric vehicles. security.
  • FIG. 8 is a flow chart of a charging detection method for an electric vehicle 300 provided in another embodiment of the present application. According to the above-mentioned first detection data and the above-mentioned second detection data, the charging safety detection is performed on the electric vehicle 300, and a detection report of preset detection items is obtained, including:
  • Step 801 Judging whether the above-mentioned first detection data meets the detection standard of the above-mentioned preset detection item, and obtaining the standard judgment result of the above-mentioned preset detection item.
  • the first detection data is compared and analyzed with the detection standard of the preset detection item to judge whether it satisfies the detection standard of the preset detection item, and then the standard judgment result of the preset detection item is obtained.
  • the detection standard i.e. eligibility criterion
  • the detection standard of the preset detection item can be the national standard standard of the preset detection item, or it can be the standard set by technicians in this field for different models, or it can be the user's own standard.
  • the standards set by driving needs, and this application does not limit the origin of the standards.
  • the national testing standard for preset testing item N is 7 units to 10 units.
  • the detection standard is set at 7 units to 10 units, and can also be set at a more optimal range of 9 units to 10 units according to the user's driving needs.
  • the user or administrator sets the national detection standard of the preset detection item N to 10-12V according to the national standard or the relevant standard of the electric vehicle 300 of this model, that is to say, when the first detection data is 11V, It satisfies the detection standard of the voltage value of the preset detection item N, and the standard judgment result of the preset detection item is normal.
  • the standard judgment result of the preset detection item can be expressed as "normal”, It can also be expressed as “qualified”, which is not limited in this application; when the first detection data is 15V, it does not meet the detection standard of the voltage value of the preset detection item N, and the standard judgment result of the preset detection item It should be noted that the standard judgment result of the preset detection item in this case can be expressed as "abnormal” or "unqualified", which is not limited in this application.
  • Step 802 Compare the data of the same detection point in the above-mentioned first detection data and the above-mentioned second detection data, and obtain the data deviation ratio of each detection point in the above-mentioned preset detection item.
  • the voltage value of the detection point M is analyzed, and the set deviation range is plus or minus 5%, that is, when the deviation range between the first detection data and the second detection data is within 5%. , is normal; when the deviation range between the first detection data and the second detection data is outside 5%, the user or administrator needs to be reminded that the electric vehicle 300 needs to calibrate the detection system of the electric vehicle 300 during maintenance.
  • the first detection data of point M is 12V, since the set deviation range is plus or minus 5%, its normal deviation range is 11.4V to 12.6V, that is to say, if M If the second detection data of the point is less than 11.4V or greater than 12.6V, it is beyond the normal deviation range.
  • the second detection data is 11.2V
  • the deviation between the obtained first detection data and the second detection data is about 6.67%, which is greater than the deviation range, it is necessary to remind the user or the administrator that the electric vehicle 300 is under maintenance. It is necessary to calibrate the self-detection system of the electric vehicle 300; if the second detection data is 11.8V, since the deviation between the obtained first detection data and the second detection data is about 1.67%, the self-detection system of the electric vehicle 300 is The detection is normal.
  • Step 803 According to the state change of the above-mentioned electric vehicle after the external input of the abnormal signal in the above-mentioned second detection data, judge whether the processing of the above-mentioned abnormal signal by the above-mentioned electric vehicle meets the requirements, obtain the abnormal processing analysis result, and detect the above-mentioned preset detection items
  • the report includes: the above-mentioned standard judgment results, the above-mentioned data deviation ratio, and the above-mentioned exception handling analysis results.
  • the abnormal voltage and current signals are simulated by the charging detection device 100 and transmitted to the electric vehicle 300 , and the state changes of the electric vehicle 300 caused by the abnormality are observed.
  • the status change can be that the indicator light is on or the indicator light is flashing to warn people inside or outside the car; another example, the status change can also be that the instrument panel displays relevant data and prompts the people in the car; another example , the state change may also be related adjustments made by the electric vehicle 300, such as wheel lock, flameout, etc.; for another example, the state change may also be a superposition of the above-mentioned multiple state changes. It should be noted that the above is only an example, and in an actual application scenario, there may be other forms of state change, which are not limited in this application.
  • the vehicle will make different state changes, and the analysis results of abnormal processing can be obtained by judging whether the state changes meet the requirements.
  • the charging detection device 100 simulates the voltage and current signal of abnormality A, and transmits it to the electric vehicle 300. According to the set abnormal response, after the electric vehicle finds abnormality A, it will display Display the exception graphically. If the abnormality A is displayed on the instrument panel of the electric vehicle 300 after the charging detection device 100 simulates the voltage and current signal of the abnormality A, then the electric vehicle 300 has a normal processing result for the abnormality; After the current signal, if the abnormality A is not displayed on the instrument panel of the electric vehicle 300, or its state change responds to other abnormalities, then the electric vehicle 300 will process the abnormality incorrectly.
  • the above is just an example, and in practice In the application scenario, there may be state changes and analysis results of more complex situations, which are not limited in this application.
  • the charging detection device 100 applies signals and detections to the charging interface 31 through the charging gun, and at the same time, the main control unit 11 reads the charging monitoring data and status from the OBD interface of the electric vehicle, and obtains the standard judgment results and data deviation ratio of the preset detection items through analysis , and abnormal processing analysis results, and then complete the detection of the charging function and charging monitoring function of the electric vehicle 300, and further ensure the comprehensiveness of the charging safety detection of the electric vehicle 300.
  • Fig. 9 is a flow chart of a charging detection method for an electric vehicle 300 provided in yet another embodiment of the present application.
  • the above-mentioned charging detection device 100 is also connected to the server through communication; the above-mentioned method also includes:
  • Step 901 Send a detection report of the above-mentioned preset detection item to the above-mentioned server.
  • Step: 902 The server analyzes the above-mentioned detection report according to the initial data of each detection point in the above-mentioned preset detection items and the data prediction curve of each of the above-mentioned detection points, and obtains the evaluation result of the charging health state of the above-mentioned electric vehicle and the next detection time , and add the above evaluation results of the charging health status and the above next detection time to the above detection report to obtain the final detection report.
  • the test report obtained in step 803 including: standard judgment results, data deviation ratios, and abnormal processing analysis results can be uploaded to the server.
  • the server After the server receives the test report of the preset test items, the server will The detection report of the received preset detection items, the initial data of each detection point in each preset detection item stored in the server, and the data prediction curve of each detection point above are compared and analyzed for this detection data, and the vehicle's Information such as the evaluation result of the charging health state and the suggestion for the next detection time, the evaluation result of the charging health state of the vehicle and the suggestion for the next detection time are perfected and summarized into the detection report obtained in step 803, and the final detection report is generated, and the detection data of this time And the final test report is stored in the test file library of the vehicle on the server.
  • detection files in this application are only the collection and storage of vehicle-related information, charging detection information, charging detection reports and other information, which can be stored in the form of a database or stored in different stacks. There is no limitation on this, as long as the corresponding data can be called during use.
  • the detection archive of the electric vehicle 300 is pre-created in the server, and the detection report of the electric vehicle 300 is stored in the detection archive.
  • the above detection report may include the first detection data, the second detection data, and the charging health status evaluation obtained by the server analysis.
  • the charging detection device 100 communicates with the server, and can upload the detection data of the electric vehicle 300 detected each time to the server in real time, and form the big data of charging detection of each electric vehicle 300 on the server, through
  • the charging safety and health status of the electric vehicle 300 is evaluated; by comparing with the historical test data, the tracking, analysis, evaluation and prediction of the charging test of the electric vehicle 300 throughout the life cycle are carried out, and the Regular detection of electric vehicles can be realized by giving information such as the next detection time, so as to track changes in vehicle charging functions and power batteries, and combine with big data analysis to give health status assessment reports to improve the safety of electric vehicles.
  • FIG. 10 is a flow chart of a charging detection method for an electric vehicle 300 provided in a second embodiment of the present application.
  • the above server is also communicated with the client device, and the above method may also include:
  • the above-mentioned method may also include:
  • Step 1001 Obtain the first vehicle identification code of the above-mentioned electric vehicle 300 from the above-mentioned OBD interface through the above-mentioned OBD connection line;
  • Step 1002 Send the first VID to the server, so that the server compares the first VID with the second VID submitted by the client device, and obtains a pre-detection result of the electric vehicle.
  • the client device may use a scanner to submit the second vehicle identification code.
  • the scanner may be a camera with a scanning function, a code scanning gun, or a scanning gun. to scan the second VIN.
  • the client device may obtain the second VIN of the electric vehicle 300 through keyboard input or mouse input. The above is only an example. There may be other manners, which are not limited in this application.
  • the server after receiving the second VIN submitted by the client, the server compares and confirms that the first VIN obtained from the OBD interface and the second VIN submitted by the client device are the same If the confirmation is successful, the detection process can be started normally, and the vehicle confirmation normal information will be sent to the client. If the two are different, the information that the detected vehicle does not match the actual situation will be sent to the client, and the client interface can display prompt information at the same time.
  • FIG. 11 is a flowchart of a charging detection method for an electric vehicle 300 provided in another third embodiment of the present application.
  • the above-mentioned method may also include:
  • Step 1101 receiving the above-mentioned preset detection items and start-up detection command issued by the above-mentioned server;
  • the server After selecting the preset detection items, the user issues a start detection command.
  • the server sends the received preset detection items and start detection command to the charging detection device 100 .
  • the preset detection item may be a detection item selected by the user on the interface of the client, or may be a preset fixed detection item.
  • Step 1102 Start the detection function in response to the above start detection command.
  • the charging detection device 100 After the charging detection device 100 receives the preset detection items and the start detection command issued by the server, the charging detection device 100 starts the detection. In a possible implementation manner, the charging detection device 100 first performs a pre-detection, checks basic vehicle information such as the first vehicle identification code, and starts to formally detect preset detection items after completing the pre-detection.
  • the user can freely select the detection items, the degree of freedom is high, the user can select the appropriate detection items for detection according to the actual situation of the vehicle, the operation is convenient, the targeted analysis results can be obtained, and the Testing time and testing costs.
  • each detection item in the above-mentioned preset detection sequence is a detection item confirmed by the user through the interface of the above-mentioned client device;
  • the above-mentioned at least one type of detection item may include: at least one type of detection item among standard detection items, special detection items, and safety detection items;
  • the above-mentioned standard inspection items include the inspection items of electric vehicles required in the preset vehicle standards
  • the above-mentioned special inspection items include: the vehicle interior inspection items matched with the above-mentioned electric vehicle models
  • the above-mentioned safety inspection items include charging safety and power battery safety. detection items.
  • the user can select the required detection items on the client side according to the detection item list provided by the server, and the detection items can include three categories: standard detection items, special detection items and security detection items.
  • the standard detection items can be preset vehicle standards such as preset national testing standards, or preset SINOMACH testing standards, or preset industry testing standards, and the testing items required for vehicles, such as vehicle charging and driving interlock detection (During the charging process of the vehicle, the vehicle must be in a non-driving state), charging connection control sequence detection (the process of the vehicle from connection confirmation-self-test-ready-charging-cut-off is carried out according to the required timing and communication protocol), boundary voltage Value detection (adjust the voltage of the detection point and the low-voltage power supply to the boundary conditions, and verify whether the charging can be carried out normally in extreme cases), etc.
  • vehicle charging and driving interlock detection During the charging process of the vehicle, the vehicle must be in a non-driving state), charging connection control sequence detection (the process of the vehicle from connection confirmation-self-test-ready-charging-cut-off is carried out according to the required timing and communication protocol), boundary voltage Value detection (adjust the voltage of the detection point and the low-voltage power supply to the boundary conditions
  • Vehicle internal detection items are the internal detection items matched with the models of electric vehicles, and each model has its own corresponding exclusive detection items.
  • Vehicle internal detection items may include: electric vehicle internal charging monitoring circuit, such as vehicle voltage monitoring function detection, battery voltage monitoring function detection, etc.
  • the detection data inside the electric vehicle can be obtained, and the monitoring unit of the vehicle itself can be detected.
  • Safety detection items include charging safety and power battery safety detection items, including corresponding health status detection and high-power charging detection, such as insulation fault vehicle protection function detection, battery DC impedance detection, high-power charging temperature rise detection, etc.
  • testing items can independently choose among three categories of testing items (standard testing items, special testing items, and safety testing items).
  • the testing items cover a wide range of testing items and high efficiency.
  • the preset detection sequence can be standard detection items ⁇ special detection items ⁇ safety detection items, but this sequence is only an example. In practical applications, the sequence can be adjusted according to the program settings. This application The specific order of the preset detection order is not limited.
  • This application can make a comprehensive health assessment of the electric vehicle 300 power battery, charging and the health status of the electric vehicle; test the charging function, electrical parameters, and power battery health status of the electric vehicle 300, comprehensive testing, and testing items Many, full-featured.
  • the present application provides a charging detection method, device and system for an electric vehicle.
  • the charging detection method of the electric vehicle includes: obtaining the first detection data of each detection point in the preset detection items in the charging process of the electric vehicle from the charging interface through the charging gun; The second detection data of each detection point in the preset detection items; according to the first detection data and the second detection data, the charging safety detection of the electric vehicle is performed, and a detection report of the preset detection items is obtained.
  • the reliability of the charging safety detection result of the electric vehicle can be improved, and the safety of the electric vehicle can be improved.
  • the electric vehicle charging detection method, device and system of the present application are reproducible and can be used in various industrial applications.
  • the electric vehicle charging detection method, device and system of the present application can be used in the technical field of electric vehicle charging detection.

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Abstract

The present application relates to the technical field of electric vehicle charging detection, and provides a charging detection method, apparatus and system of an electric vehicle. The charging detection method of the electric vehicle comprises: obtaining, from a charging interface by means of a charging gun, first detection data of detection points in a preset detection item in a charging process of the electric vehicle; obtaining, from an OBD interface by means of an OBD connection line, second detection data of the detection points in the preset detection item in the charging process of the electric vehicle; and performing charging safety detection on the electric vehicle according to the first detection data and the second detection data to obtain a detection report of the preset detection item. In the method, the reliability of a charging safety detection result of the electric vehicle can be improved, and the safety of the electric vehicle is improved.

Description

电动汽车的充电检测方法、装置及***Electric vehicle charging detection method, device and system
相关申请的交叉引用Cross References to Related Applications
本申请要求于2021年09月30日提交中国国家知识产权局的申请号为202111164793.7、名称为“电动汽车的充电检测方法、装置及***”的中国专利申请的优先权，其全部内容通过引用结合在本申请中。This application claims the priority of the Chinese patent application with application number 202111164793.7 and titled "Charging Detection Method, Device and System for Electric Vehicles" filed with the State Intellectual Property Office of China on September 30, 2021, the entire contents of which are incorporated by reference in this application.
技术领域technical field
本申请涉及电动汽车充电检测技术领域，具体而言，涉及一种电动汽车的充电检测方法、装置及***。The present application relates to the technical field of electric vehicle charging detection, in particular, to a method, device and system for electric vehicle charging detection.
背景技术Background technique
随着电动汽车产销量的不断增长，电动汽车的保有量快速上升，电池及充电安全的重要性已经广受关注。电动汽车中后期使用的充电安全风险相对较高，电动汽车自然起火事件频发，威胁用户安全，影响整个行业的快速发展。With the continuous growth of production and sales of electric vehicles, the number of electric vehicles has increased rapidly, and the importance of battery and charging safety has attracted widespread attention. The risk of charging safety in the middle and later stages of electric vehicles is relatively high, and natural fire incidents of electric vehicles occur frequently, threatening the safety of users and affecting the rapid development of the entire industry.
目前由于充电设备老化、输出不稳定、维护不及时、充电设备良莠不齐等问题对电动汽车内部元件造成损伤，导致电动汽车在充电过程中车辆自身的监控数据不可靠，对电动汽车的正常使用造成影响或产生安全隐患。At present, due to problems such as aging charging equipment, unstable output, untimely maintenance, and uneven charging equipment, the internal components of electric vehicles are damaged, resulting in unreliable monitoring data of the vehicle itself during the charging process of electric vehicles, which affects the normal use of electric vehicles. or cause safety hazards.
发明内容Contents of the invention
本申请提供了一种电动汽车的充电检测方法、装置及***，以提高对电动汽车的充电安全检测结果的可靠性，提高电动汽车的安全性，从而至少克服了以上所提及的相关技术的不足。The present application provides a charging detection method, device and system for an electric vehicle to improve the reliability of the charging safety detection results of the electric vehicle and improve the safety of the electric vehicle, thus at least overcoming the limitations of the related technologies mentioned above insufficient.
本申请的一些实施例提供了一种电动汽车的充电检测方法，应用于充电安全检测***中的充电检测装置，所述充电检测装置通过充电枪与所述电动汽车的充电接口电连接，所述充电检测装置还通过OBD连接线与所述电动汽车的OBD接口电连接，所述方法可以包括：Some embodiments of the present application provide a charging detection method for an electric vehicle, which is applied to a charging detection device in a charging safety detection system, and the charging detection device is electrically connected to the charging interface of the electric vehicle through a charging gun. The charging detection device is also electrically connected to the OBD interface of the electric vehicle through the OBD connection line, and the method may include:
通过所述充电枪从所述充电接口获取所述电动汽车在充电过程中预设检测项中各检测点的第一检测数据；Obtain the first detection data of each detection point in the preset detection items in the charging process of the electric vehicle from the charging interface through the charging gun;
通过所述OBD连接线从所述OBD接口获取所述电动汽车在充电过程中预设检测项中各所述检测点的第二检测数据；Acquire the second detection data of each of the detection points in the preset detection items of the electric vehicle during the charging process from the OBD interface through the OBD connection line;
根据所述第一检测数据和所述第二检测数据，对所述电动汽车进行充电安全检测，得到所述预设检测项的检测报告。According to the first detection data and the second detection data, the charging safety detection is performed on the electric vehicle, and a detection report of the preset detection items is obtained.
可选的，所述根据所述第一检测数据和所述第二检测数据，对所述电动汽车进行充电安全检测，得到所述预设检测项的检测报告，可以包括：Optionally, the charging safety detection of the electric vehicle according to the first detection data and the second detection data, and obtaining the detection report of the preset detection items may include:
判断所述第一检测数据，是否满足所述预设检测项的检测标准，得到所述预设检测项的标准判断结果；Judging whether the first detection data meets the detection standard of the preset detection item, and obtaining the standard judgment result of the preset detection item;
对所述第一检测数据和所述第二检测数据中相同检测点的数据进行比对，得到所述预 设检测项中各检测点的数据偏差比例；Comparing the data of the same detection point in the first detection data and the second detection data to obtain the data deviation ratio of each detection point in the preset detection item;
根据所述第二检测数据中所述电动汽车在外部输入异常信号之后的状态变化，判断所述电动汽车对所述异常信号的处理是否满足要求，得到异常处理分析结果，所述预设检测项的检测报告中包括：所述标准判断结果、所述数据偏差比例，和所述异常处理分析结果。According to the state change of the electric vehicle after the abnormal signal is input from the outside in the second detection data, it is judged whether the processing of the abnormal signal by the electric vehicle meets the requirements, and an abnormal processing analysis result is obtained. The preset detection item The detection report includes: the standard judgment result, the data deviation ratio, and the abnormality processing analysis result.
可选的，所述充电检测装置还可以与服务器通信连接；所述方法还可以包括：Optionally, the charging detection device may also communicate with a server; the method may also include:
向所述服务器发送所述预设检测项的检测报告，以使得所述服务器根据所述预设检测项中各检测点的初始数据以及所述各检测点的数据预测曲线，对所述检测报告进行分析，得到所述电动汽车的充电健康状态评估结果和下次检测时间，并将所述充电健康状态评估结果和所述下次检测时间补充至所述检测报告中，得到最终检测报告。Sending the detection report of the preset detection item to the server, so that the server makes a report on the detection report according to the initial data of each detection point in the preset detection item and the data prediction curve of each detection point Perform analysis to obtain the charging health state evaluation result and the next detection time of the electric vehicle, and add the charging health state evaluation result and the next detection time to the detection report to obtain a final detection report.
可选的，所述服务器还可以与客户端设备通信连接，所述方法还可以包括：Optionally, the server may also communicate with the client device, and the method may also include:
所述通过所述OBD连接线从所述OBD接口获取所述电动汽车在充电过程中预设检测项中各所述检测点的第二检测数据之前，所述方法还可以包括：Before obtaining the second detection data of each of the detection points in the preset detection items in the charging process of the electric vehicle from the OBD interface through the OBD connection line, the method may further include:
通过所述OBD连接线从所述OBD接口获取所述电动汽车的第一车辆识别码；Obtaining the first vehicle identification code of the electric vehicle from the OBD interface through the OBD connection line;
向所述服务器发送所述第一车辆识别码，以使得所述服务器对所述第一车辆识别码和所述客户端设备提交的第二车辆识别码进行比对，得到所述电动汽车的预检测结果。sending the first vehicle identification code to the server, so that the server compares the first vehicle identification code with the second vehicle identification code submitted by the client device, and obtains the pre-identified vehicle identification code of the electric vehicle. Test results.
可选的，所述通过所述OBD连接线从所述OBD接口获取所述电动汽车的第一车辆识别码之前，所述方法还可以包括：Optionally, before obtaining the first vehicle identification code of the electric vehicle from the OBD interface through the OBD connection line, the method may further include:
接收所述服务器下发的所述预设检测项和启动检测命令；receiving the preset detection item and the start detection command issued by the server;
响应所述启动检测命令，启动检测功能。In response to the start detection command, start the detection function.
可选的，所述预设检测项可以为：预设检测顺序中至少一类检测项中的任一检测项；所述预设检测顺序中的各检测项为用户通过所述客户端设备的界面确认的检测项；Optionally, the preset detection item may be: any detection item in at least one type of detection item in the preset detection sequence; each detection item in the preset detection sequence is the The detection items confirmed by the interface;
所述至少一类检测项可以包括：标准检测项、专用检测项、安全检测项中的至少一类检测项；The at least one type of detection item may include: at least one type of detection item among standard detection items, special detection items, and security detection items;
其中，所述标准检测项可以包括预设车辆标准中要求的所述电动汽车的检测项，所述专用检测项可以包括：所述电动汽车的车型所匹配的车辆内部检测项，所述安全检测项可以包括充电安全及动力电池安全的检测项。Wherein, the standard detection items may include the detection items of the electric vehicle required in the preset vehicle standards, and the special detection items may include: the vehicle interior detection items matched by the model of the electric vehicle, the safety detection Items may include detection items of charging safety and power battery safety.
本申请的另一些实施例还提供了一种充电检测装置，该充电检测装置可以包括：主控单元、充电单元、检测单元、第一OBD接口，其中，所述充电单元可以与充电枪电连接，所述充电枪可以与电动汽车的充电接口电连接；所述检测单元可以通信连接所述充电单元，所述检测单元还可以与所述主控单元通信连接，以将所述检测单元通过所述充电单元检测的所述电动汽车在充电过程中预设检测项中各检测点的第一检测数据传输至所述主控单元；Other embodiments of the present application also provide a charging detection device, which may include: a main control unit, a charging unit, a detection unit, and a first OBD interface, wherein the charging unit may be electrically connected to a charging gun , the charging gun can be electrically connected to the charging interface of the electric vehicle; the detection unit can be connected to the charging unit in communication, and the detection unit can also be connected in communication with the main control unit, so that the detection unit can pass through the The first detection data of each detection point in the preset detection items detected by the charging unit during the charging process of the electric vehicle is transmitted to the main control unit;
所述第一OBD接口可以通过OBD连接线与所述电动汽车的第二OBD接口电连接，所述主控单元还可以通信连接所述第一OBD接口，以使所述第一OBD接口将获取的所述电动汽车在充电过程中预设检测项中各所述检测点的第二检测数据传输至所述主控单元；The first OBD interface can be electrically connected to the second OBD interface of the electric vehicle through an OBD connection line, and the main control unit can also communicate with the first OBD interface, so that the first OBD interface will obtain The second detection data of each of the detection points in the preset detection items in the charging process of the electric vehicle is transmitted to the main control unit;
所述主控单元用于执行上述实施例中的任一实施例所述的电动汽车的充电检测方法。The main control unit is configured to execute the charging detection method of an electric vehicle described in any one of the above embodiments.
可选的，所述主控单元还通过所述第一OBD接口获取所述电动汽车的状态，所获取的 状态包括：车门的关闭/开启状态、以及刹车的状态。Optionally, the main control unit also obtains the state of the electric vehicle through the first OBD interface, and the obtained state includes: the closed/open state of the door and the state of the brake.
可选的，所述主控单元通信连接所述充电单元，所述主控单元通过所述主控单元与所述充电单元之间的通信连接向所述充电单元下发指令并且传递信息。Optionally, the main control unit is communicatively connected to the charging unit, and the main control unit issues instructions and transmits information to the charging unit through the communication connection between the main control unit and the charging unit.
可选的，所述充电检测装置还可以包括：通信单元，所述通信单元可以与所述主控单元通信连接，所述通信单元可以配置成用于与服务器通信连接，以将所述预设检测项的检测报告传输至所述服务器。Optionally, the charging detection device may further include: a communication unit, which may be communicatively connected to the main control unit, and the communication unit may be configured to communicate with a server, so that the preset The detection report of the detection item is transmitted to the server.
可选的，所述充电检测装置还可以包括：人机交互显示屏，所述主控单元还可以与所述人机交互显示屏通信连接，以控制所述人机交互显示屏显示所述预设检测项中当前检测项和所述预设检测项中各检测项的检测状态。Optionally, the charging detection device may further include: a human-computer interaction display, and the main control unit may also communicate with the human-computer interaction display to control the human-computer interaction display to display the preset The current detection item among the detection items and the detection status of each detection item among the preset detection items are set.
可选的，所述充电检测装置还包括导引控制模拟单元，其中，所述导引控制模拟单元与所述主控单元通信连接，以接收所述主控单元的控制指令；以及，所述导引控制模拟单元还与所述充电单元电连接。Optionally, the charging detection device further includes a pilot control simulation unit, wherein the pilot control simulation unit communicates with the main control unit to receive control instructions from the main control unit; and, the The pilot control simulation unit is also electrically connected to the charging unit.
可选的，所述充电检测装置还包括车辆检测模块，其中，所述车辆检测模块与所述主控单元通信连接，以向所述主控单元发送所述电动汽车的状态信息。Optionally, the charging detection device further includes a vehicle detection module, wherein the vehicle detection module is communicatively connected with the main control unit, so as to send the state information of the electric vehicle to the main control unit.
可选的，所述车辆检测模块连接所述第一OBD接口，以获取所述电动汽车的状态及所述电动汽车内部监测数据，并将所获取的所述电动汽车的状态及所述电动汽车内部监测数据传送给所述主控单元。Optionally, the vehicle detection module is connected to the first OBD interface to obtain the state of the electric vehicle and the internal monitoring data of the electric vehicle, and the obtained state of the electric vehicle and the internal monitoring data of the electric vehicle Internal monitoring data is transmitted to the main control unit.
可选的，所述车辆检测模块通过所述充电单元采集充电信号。Optionally, the vehicle detection module collects charging signals through the charging unit.
本申请的又一些实施例还提供了一种充电检测***，该充电检测***可以包括：充电检测装置和电动汽车；Still other embodiments of the present application also provide a charging detection system, which may include: a charging detection device and an electric vehicle;
所述充电检测装置可以通过充电枪与所述电动汽车的充电接口电连接，所述充电检测装置还可以通过OBD连接线与所述电动汽车的第二OBD接口电连接，所述充电检测装置用于执行上述实施例中的任一实施例所提供的的电动汽车的充电检测方法。The charging detection device can be electrically connected to the charging interface of the electric vehicle through a charging gun, and the charging detection device can also be electrically connected to the second OBD interface of the electric vehicle through an OBD connection line. The method for detecting charging of an electric vehicle provided by any one of the above embodiments is executed.
本申请的有益效果至少是：The beneficial effects of the application are at least:
本申请实施例提供的一种电动汽车的充电检测方法、装置及***，可由充电检测装置通过充电枪从电动汽车的充电接口获取电动汽车在充电过程中预设检测项中各检测点的第一检测数据，还可通过OBD连接线从电动汽车的第二OBD接口获取电动汽车在充电过程中预设检测项中各检测点的第二检测数据，继而根据上述第一检测数据和上述第二检测数据，对电动汽车进行充电安全检测，得到预设检测项的检测报告。该充电检测方法中，通过充电枪获取的预设检测项中各检测点的第一检测数据，实际为充电检测装置检测得到的该电动汽车充电接口中各检测点的检测数据，通过OBD连接线获取的预设检测项中各检测点的第二检测数据实际为电动汽车内部检测得到的该电动汽车中各检测点的检测数据，那么根据该第一检测数据和第二检测数据对充电安全检测，实际不仅考虑了电动汽车内部的检测数据，还考虑了电动汽车外部，充电检测装置得到的检测数据，因此，其充电安全的检测结果不受电动汽车内部充电检测的单方面影响，其检测结果，即该预设检测项的检测报告也更可靠，更全面，从而尽可能的保证电动汽车的正常使用，减小电动汽车存在的安 全隐患，增强了电动汽车使用的安全性。The embodiment of the present application provides a charging detection method, device and system for an electric vehicle. The charging detection device can obtain the first value of each detection point in the preset detection items in the charging process of the electric vehicle from the charging interface of the electric vehicle through the charging gun. The detection data can also be obtained from the second OBD interface of the electric vehicle through the OBD connection line. The second detection data of each detection point in the preset detection items in the charging process of the electric vehicle, and then according to the above-mentioned first detection data and the above-mentioned second detection Data, conduct charging safety inspections on electric vehicles, and obtain inspection reports for preset inspection items. In this charging detection method, the first detection data of each detection point in the preset detection items obtained through the charging gun is actually the detection data of each detection point in the charging interface of the electric vehicle detected by the charging detection device. The second detection data of each detection point in the preset detection items obtained is actually the detection data of each detection point in the electric vehicle obtained from the internal detection of the electric vehicle, then the charging safety detection is performed according to the first detection data and the second detection data. , actually not only considers the detection data inside the electric vehicle, but also considers the detection data obtained by the charging detection device outside the electric vehicle. , that is, the test report of the preset test item is also more reliable and comprehensive, so as to ensure the normal use of the electric vehicle as much as possible, reduce the potential safety hazards of the electric vehicle, and enhance the safety of the electric vehicle.
附图说明Description of drawings
为了更清楚地说明本申请实施例的技术方案，下面将对实施例中所需要使用的附图作简单地介绍，应当理解，以下附图仅示出了本申请的某些实施例，因此不应被看作是对范围的限定，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他相关的附图。In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the accompanying drawings used in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, so It should be regarded as a limitation on the scope, and those skilled in the art can also obtain other related drawings based on these drawings without creative work.
图1为本申请实施例提供的一种充电检测装置的示意图；FIG. 1 is a schematic diagram of a charging detection device provided in an embodiment of the present application;
图2为本申请实施例提供的另一种充电检测装置的示意图；Fig. 2 is a schematic diagram of another charging detection device provided by the embodiment of the present application;
图3为本申请实施例提供的又一种充电检测装置的示意图；Fig. 3 is a schematic diagram of another charging detection device provided by the embodiment of the present application;
图4为本申请实施例提供的再一种充电检测装置的示意图；Fig. 4 is a schematic diagram of another charging detection device provided by the embodiment of the present application;
图5为本申请实施例提供的再二种充电检测装置的示意图；Fig. 5 is a schematic diagram of another two charging detection devices provided by the embodiment of the present application;
图6为本申请实施例提供的一种充电检测***示意图；FIG. 6 is a schematic diagram of a charging detection system provided by an embodiment of the present application;
图7为本申请一实施例提供的一种电动汽车的充电检测方法的流程图；FIG. 7 is a flow chart of a charging detection method for an electric vehicle provided in an embodiment of the present application;
图8为本申请又一实施例提供的一种电动汽车300的充电检测方法流程图；FIG. 8 is a flow chart of a charging detection method for an electric vehicle 300 provided in another embodiment of the present application;
图9为本申请再一实施例提供的一种电动汽车300的充电检测方法流程图；FIG. 9 is a flow chart of a charging detection method for an electric vehicle 300 provided in yet another embodiment of the present application;
图10为本申请再二实施例提供的一种电动汽车300的充电检测方法流程图；FIG. 10 is a flow chart of a charging detection method for an electric vehicle 300 provided in another second embodiment of the present application;
图11为本申请再三实施例提供的一种电动汽车300的充电检测方法流程图。FIG. 11 is a flow chart of a charging detection method for an electric vehicle 300 provided in another third embodiment of the present application.
图例：100-充电检测装置；300-电动汽车；11-主控单元；13-检测单元；14-充电单元；17-第一OBD接口；19-通信单元；21-人机交互显示屏；23-导引控制模拟单元；25-车辆检测模块；31-充电接口；33-第二OBD接口。Legend: 100-charging detection device; 300-electric vehicle; 11-main control unit; 13-detection unit; 14-charging unit; 17-first OBD interface; 19-communication unit; 21-human-computer interaction display; 23 - guidance control simulation unit; 25 - vehicle detection module; 31 - charging interface; 33 - second OBD interface.
具体实施方式Detailed ways
为使本申请实施例的目的、技术方案和优点更加清楚，下面将结合本申请实施例中的附图，对本申请实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例是本申请一部分实施例，而不是全部的实施例。In order to make the purposes, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments It is a part of the embodiments of this application, not all of them.
在本申请中，除非另有明确的规定和限定，术语“第一”、“第二”仅用于描述目的，而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此，限定有“第一”、“第二”的特征可以明示或者隐含地包含至少一个特征。在本申请中的描述中，“多个”的含义是至少两个，例如两个、三个，除非另有明确具体的限定。In this application, unless otherwise clearly specified and limited, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the indicated technical features quantity. Thus, features defined as "first" and "second" may explicitly or implicitly include at least one feature. In the description in this application, "plurality" means at least two, such as two, three, unless otherwise specifically defined.
本申请实施例提供的电动汽车的充电检测方法可由与电动汽车连接的充电检测装置执行，该充电检测装置可以为具有充电检测功能的充电机。电动汽车，顾名思义，以电力作为能源驱动车轮行驶的各种车辆，其可以为纯电动汽车、可以为混合动力汽车。The charging detection method for an electric vehicle provided in the embodiment of the present application may be executed by a charging detection device connected to the electric vehicle, and the charging detection device may be a charger with a charging detection function. Electric vehicles, as the name suggests, are various vehicles that use electricity as energy to drive wheels, which can be pure electric vehicles or hybrid vehicles.
为清楚描述，本申请实施例提供的电动汽车的充电检测方法，如下通过多个实例先对本申请所提供的一种充电检测装置进行示例说明。In order to describe clearly, the charging detection method of an electric vehicle provided in the embodiment of the present application will firstly illustrate a charging detection device provided in the present application through multiple examples as follows.
图1为本申请实施例提供的一种充电检测装置的示意图；如图1所示，充电检测装置100可以包括：主控单元11、充电单元14、检测单元13、第一OBD(On-Board Diagnostics， 车辆诊断)接口17。Fig. 1 is a schematic diagram of a charging detection device provided in the embodiment of the present application; as shown in Fig. Diagnostics, vehicle diagnosis) interface 17 .
其中，充电单元14可以与充电枪电连接，充电枪可以与电动汽车300的充电接口31电连接；以使得充电单元14通过充电枪为电动汽车进行充电。Wherein, the charging unit 14 can be electrically connected with the charging gun, and the charging gun can be electrically connected with the charging interface 31 of the electric vehicle 300; so that the charging unit 14 can charge the electric vehicle through the charging gun.
检测单元13可以通信连接充电单元14，检测单元13还可以与主控单元11通信连接，以将上述检测单元13通过上述充电单元检测的电动汽车300在充电过程中预设检测项中各检测点的第一检测数据传输至上述主控单元11。The detection unit 13 can be communicatively connected to the charging unit 14, and the detection unit 13 can also be communicatively connected to the main control unit 11, so that the electric vehicle 300 detected by the above-mentioned detection unit 13 through the above-mentioned charging unit can preset each detection point in the detection item during the charging process. The first detection data is transmitted to the above-mentioned main control unit 11 .
第一OBD接口17可以通过OBD连接线与电动汽车的第二OBD接口33电连接，主控单元11还可以通信连接上述第一OBD接口17，以使上述第一OBD接口17将获取的上述电动汽车300在充电过程中预设检测项中各上述检测点的第二检测数据传输至上述主控单元11。The first OBD interface 17 can be electrically connected with the second OBD interface 33 of the electric vehicle through the OBD connection line, and the main control unit 11 can also communicate with the above-mentioned first OBD interface 17, so that the above-mentioned first OBD interface 17 will obtain the above-mentioned electric During the charging process of the car 300 , the second detection data of each of the above-mentioned detection points in the preset detection items are transmitted to the above-mentioned main control unit 11 .
其中，充电单元14可包括：交流充电单元和/或直流充电单元。其中，交流充电单元其可以为交流变交流(AC/AC)转换模块，可电连接交流充电枪，交流充电单元用于提供交流充电所需要的电压、电流，以通过交流充电枪为电动汽车进行交流充电；直流充电单元其可以为交流变直流(AC/DC)转换模块，可电连接直流充电枪，直流充电单元用于提供直流充电所需要的电压、电流，以通过直流充电枪为电动汽车进行直流充电。Wherein, the charging unit 14 may include: an AC charging unit and/or a DC charging unit. Among them, the AC charging unit can be an AC to AC (AC/AC) conversion module, which can be electrically connected to the AC charging gun, and the AC charging unit is used to provide the voltage and current required for AC charging, so as to provide the electric vehicle with the AC charging gun. AC charging; the DC charging unit can be an AC to DC (AC/DC) conversion module, which can be electrically connected to a DC charging gun. Perform DC charging.
其中，AC/AC转换模块可以为单向AC/AC转换模块，也可以为双向AC/AC转换模块，AC/DC转换模块可以为单向AC/DC转换模块，也可以为双向AC/DC转换模块。Among them, the AC/AC conversion module can be a unidirectional AC/AC conversion module, or a bidirectional AC/AC conversion module, and the AC/DC conversion module can be a unidirectional AC/DC conversion module, or a bidirectional AC/DC conversion module. module.
举例说明如下：当电动汽车A使用直流充电时，使用直流充电枪连接电动汽车A的直流充电接口，如此，充电检测装置内的直流充电单元通过直流充电枪为电动汽车A进行直流充电；当电动汽车B使用交流充电时，使用交流充电枪连接电动汽车B的交流充电接口，如此，充电检测装置内的交流充电单元通过交流充电枪为电动汽车B进行交流充电，此时，对电动汽车B的充电检测不需要使用低压辅源模块。An example is as follows: when electric vehicle A uses DC charging, use a DC charging gun to connect to the DC charging interface of electric vehicle A, so that the DC charging unit in the charging detection device performs DC charging for electric vehicle A through the DC charging gun; When car B uses AC charging, use an AC charging gun to connect to the AC charging interface of electric car B, so that the AC charging unit in the charging detection device performs AC charging for electric car B through the AC charging gun. Charging detection does not require the use of a low-voltage auxiliary source module.
可选的，若充电单元14包括：直流充电单元，则充电检测装置中还包括：低压辅源，低压辅源电连接直流充电枪，在直流充电单元通过直流充电枪为电动汽车A进行直流充电时，低压辅源可通过直流充电枪为电动汽车A内部的充电检测单元提供直流充电检测所需的低压直流电压、电流信号。Optionally, if the charging unit 14 includes: a DC charging unit, then the charging detection device also includes: a low-voltage auxiliary source, the low-voltage auxiliary source is electrically connected to a DC charging gun, and the DC charging unit performs DC charging for the electric vehicle A through the DC charging gun When , the low-voltage auxiliary source can provide the low-voltage DC voltage and current signals required for DC charging detection for the charging detection unit inside the electric vehicle A through the DC charging gun.
检测单元13还可以与充电单元14通信连接，以使得检测单元13通过充电单元14对充电回路进行检测，得到充电过程中预设检测项中各检测点的第一检测数据，其中，充电回路包括：充电控制回路及功率回路等，检测到的第一检测数据可包括：该各检测点的电压/电流信息。The detection unit 13 can also communicate with the charging unit 14, so that the detection unit 13 detects the charging circuit through the charging unit 14, and obtains the first detection data of each detection point in the preset detection items in the charging process, wherein the charging circuit includes : charging control loop and power loop, etc., the detected first detection data may include: voltage/current information of each detection point.
主控单元11可以与检测单元13通信连接，实现主控单元11与检测单元13的双向通信，即主控单元11可以向检测单元13下达检测指令，控制检测单元13进行检测；也可以将检测单元13通过充电枪检测的电动汽车300在充电过程中预设检测项中各检测点的第一检测数据传输至上述主控单元11。The main control unit 11 can communicate with the detection unit 13 to realize the two-way communication between the main control unit 11 and the detection unit 13, that is, the main control unit 11 can issue a detection instruction to the detection unit 13, and control the detection unit 13 to detect; The unit 13 transmits the first detection data of each detection point in the preset detection items of the electric vehicle 300 detected by the charging gun to the above-mentioned main control unit 11 .
第一OBD接口17可以通过OBD连接线与电动汽车的第二OBD接口33电连接，可获取电动汽车内部的检测***所检测的电动汽车在充电过程中预设检测项中各检测点的第 二检测数据。该第二检测数据可通过OBD连接线能够传输至第一OBD接口17。The first OBD interface 17 can be electrically connected with the second OBD interface 33 of the electric vehicle through the OBD connection line, and can obtain the second value of each detection point in the preset detection items of the electric vehicle detected by the detection system inside the electric vehicle. Test data. The second detection data can be transmitted to the first OBD interface 17 through the OBD connection line.
主控单元11还可以与第一OBD接口17通信连接，以接收第二检测数据。除此之外，主控单元11还可以通过第一OBD接口17获取电动汽车的车辆识别码(如VIN(Vehicle Identification Number，车辆识别号码)码)等信息。The main control unit 11 can also communicate with the first OBD interface 17 to receive the second detection data. In addition, the main control unit 11 can also obtain information such as a vehicle identification code (such as a VIN (Vehicle Identification Number, Vehicle Identification Number) code) of the electric vehicle through the first OBD interface 17 .
主控单元11还可以通过第一OBD接口17获取电动汽车300的状态，其获取的状态可以包括：车门的关闭/开启状态、刹车的状态等。例如电动汽车充电需要车门关闭且刹车处于制动状态，若电动汽车X车门关闭且刹车处于制动状态，则其状态确认合格，可以进行充电检测；再例如电动汽车Y车门关闭但刹车处于非制动状态，则状态不合格，不能进行充电检测，需要用户或者管理员调整电动汽车Y的状态后再由车辆检测模块25进行检测，直至状态合格。需要说明的是，在状态不合格的情况下，可以通过多种方式提示用户或管理员调整电动汽车状态，提示方法包括但不限于：示警灯光提示、警报声提示等。通过获取电动汽车300的状态，实现对车辆的状态确认，通过读取车辆相关的参数信息，如，刹车状态等，判断该车辆是否处于充电安全的情况下，若存在安全隐患，需排除隐患后再进行检测。The main control unit 11 can also acquire the state of the electric vehicle 300 through the first OBD interface 17, and the acquired state can include: the closed/open state of the door, the state of the brake, and the like. For example, the charging of an electric vehicle requires the door to be closed and the brakes to be in the braking state. If the door of the electric vehicle X is closed and the brakes are in the braking state, its status is confirmed to be qualified and the charging test can be performed; another example is the door of the electric vehicle Y. If it is in a dynamic state, the state is unqualified, and charging detection cannot be performed. It is necessary for the user or the administrator to adjust the state of the electric vehicle Y and then be detected by the vehicle detection module 25 until the state is qualified. It should be noted that when the state is unqualified, the user or administrator can be prompted to adjust the state of the electric vehicle in various ways, including but not limited to: warning light prompts, siren sound prompts, etc. By obtaining the state of the electric vehicle 300, the state confirmation of the vehicle is realized. By reading the parameter information related to the vehicle, such as the braking state, etc., it is judged whether the vehicle is in the case of charging safety. If there is a safety hazard, it needs to be eliminated. Check again.
如此，可使得充电检测装置100中的主控单元11获取到第一检测数据和第二检测数据，继而根据第一检测数据和第二检测数据，执行对电动汽车的充电安全检测，得到该预设检测项的检测报告。In this way, the main control unit 11 in the charging detection device 100 can obtain the first detection data and the second detection data, and then perform the charging safety detection of the electric vehicle according to the first detection data and the second detection data, and obtain the predicted Set the test report of the test item.
本申请实施例提供的充电检测装置100可使得主控单元既可采用检测单元13获取由充电枪检测的电动汽车在充电过程中预设检测项中各检测点的第一检测数据，还可采用第一OBD接口17通过OBD连接线，从电动汽车的第二OBD接口33获取电动汽车在充电过程中预设检测项中各上述检测点的第二检测数据，继而由主控单元11基于第一检测数据和第二检测数据执行电动汽车300的充电安全检测。该方案中，通过充电单元获取的预设检测项中各检测点的第一检测数据，实际为充电检测装置检测得到的该电动汽车中各检测点的检测数据，通过OBD连接线获取的预设检测项中各检测点的第二检测数据实际为电动汽车内部检测得到的该电动汽车中各检测点的检测数据，那么根据该第一检测数据和第二检测数据对充电安全检测，实际不仅考虑了电动汽车内部的检测数据，还考虑了电动汽车外部，充电检测装置得到的检测数据，因此，其充电安全的检测结果不受电动汽车内部充电检测的单方面影响，其检测结果，即该预设检测项的检测报告也更可靠，更全面，从而尽可能的保证电动汽车的正常使用，减小电动汽车存在的安全隐患，增强了电动汽车使用的安全性。The charging detection device 100 provided in the embodiment of the present application can enable the main control unit to use the detection unit 13 to obtain the first detection data of each detection point in the preset detection items of the electric vehicle detected by the charging gun during the charging process, and can also use The first OBD interface 17 obtains the second detection data of each of the above-mentioned detection points in the preset detection items in the charging process of the electric vehicle from the second OBD interface 33 of the electric vehicle through the OBD connection line, and then the main control unit 11 based on the first The detection data and the second detection data perform charging safety detection of the electric vehicle 300 . In this solution, the first detection data of each detection point in the preset detection items obtained by the charging unit is actually the detection data of each detection point in the electric vehicle detected by the charging detection device, and the preset detection data obtained through the OBD connection line The second detection data of each detection point in the detection item is actually the detection data of each detection point in the electric vehicle obtained from the internal detection of the electric vehicle, so the charging safety detection according to the first detection data and the second detection data actually not only considers The detection data inside the electric vehicle is considered, and the detection data obtained by the charging detection device outside the electric vehicle are also taken into account. Therefore, the detection result of the charging safety is not unilaterally affected by the internal charging detection of the electric vehicle. The test report of the test items is also more reliable and comprehensive, so as to ensure the normal use of electric vehicles as much as possible, reduce the potential safety hazards of electric vehicles, and enhance the safety of electric vehicles.
可选的，在上述图1的基础上，本申请实施例还提供一种充电检测装置的可能实现方式。图2为本申请实施例提供的另一种充电检测装置的示意图；如图2所示，上述充电检测装置100还可以包括：通信单元19，通信单元19可以与主控单元11通信连接，上述通信单元19可以用于与服务器通信连接，以将预设检测项的检测报告传输至服务器。Optionally, on the basis of the foregoing FIG. 1 , the embodiment of the present application further provides a possible implementation manner of a charging detection device. FIG. 2 is a schematic diagram of another charging detection device provided by the embodiment of the present application; as shown in FIG. The communication unit 19 can be used to communicate with the server, so as to transmit the detection report of the preset detection item to the server.
通信单元19实现了主控单元11与服务器之间的信息交互，既可以接收服务器发送的信息，也可以将预设检测项的检测报告、通过第一OBD接口17读取的车辆的识别码等信 息上传至服务器端。需要说明的是，通信单元19与服务器之间的通信连接可以是有线通信连接(例如以太网等)，也可以是无线通信连接(例如WIFI、4G等)，本申请对此不做限定。The communication unit 19 realizes the information interaction between the main control unit 11 and the server, and can receive the information sent by the server, and can also send the detection report of the preset detection item, the identification code of the vehicle read through the first OBD interface 17, etc. The information is uploaded to the server. It should be noted that the communication connection between the communication unit 19 and the server may be a wired communication connection (such as Ethernet, etc.), or a wireless communication connection (such as WIFI, 4G, etc.), which is not limited in this application.
此外，本申请对服务器的类型可以有多种选择，能够实现本申请所需的充电检测方法即可，在一种实现方式中，服务器可以是基于智能传感器、无线传输技术、大规模数据处理与远程控制等物联网核心技术与互联网、无线通信、云计算大数据技术高度融合开发的一套物联网云服务平台，例如，服务器可以选用兼容的物联网云平台，为充电安全检测装置和客户端提供数据传输、处理与分析服务，也可以选择开发符合对电动汽车300充电安全检测需求的物联网云平台，上述仅为示例说明，在实际应用场景中，对具体服务器也可以有其他选择与使用方式，本申请对此不做限定。In addition, this application can have multiple choices for the type of server, as long as it can realize the charging detection method required by this application, in one implementation, the server can be based on smart sensors, wireless transmission technology, large-scale data processing and A set of Internet of Things cloud service platform developed by the high integration of Internet of Things core technologies such as remote control and Internet, wireless communication, and cloud computing big data technology. Provide data transmission, processing and analysis services, and also choose to develop an IoT cloud platform that meets the requirements for electric vehicle 300 charging safety testing. The above is just an example. In actual application scenarios, there are other options and uses for specific servers The method is not limited in this application.
在本申请实施例提供的方法中，服务器在接收到预设检测项的检测报告之后，可对检测单元13通过充电枪检测的电动汽车300在充电过程中预设检测项中各检测点的第一检测数据与电动汽车300在充电过程中预设检测项中各上述检测点的第二检测数据，进行汇总整理，并调取服务器中存储的相关参数的初始数据及变化趋势预测曲线，对本次检测数据进行对比分析，给出车辆的充电健康状态评估结果和下次检测时间等信息，完善汇总基础检测报告,生成最终检测报告。In the method provided by the embodiment of the present application, after the server receives the detection report of the preset detection item, the electric vehicle 300 detected by the detection unit 13 through the charging gun can preset the first detection point of each detection point in the charging process. The first detection data and the second detection data of each of the above-mentioned detection points in the preset detection items of the electric vehicle 300 during the charging process are summarized and sorted out, and the initial data and change trend prediction curves of relevant parameters stored in the server are retrieved, and this Compare and analyze the first test data, give the vehicle’s charging health status assessment results and the next test time and other information, improve and summarize the basic test report, and generate the final test report.
服务器还可以实现的功能可以包括：The functions that the server can also implement can include:
车型测试匹配，即将当前所连接的电动汽车300的车型与存储在服务器中的众多电动汽车300车型进行匹配，根据匹配结果以及服务器中存储的该车型的相关信息，判断适合该车辆的预设检测项；Vehicle model test matching, that is, to match the model of the currently connected electric vehicle 300 with many models of electric vehicle 300 stored in the server, and judge the preset detection suitable for the vehicle according to the matching result and the relevant information of the model stored in the server item;
测试指令转发，用户所下达的测试指令，可以包括测试类型、测试参数指令等，通过通信单元19转发给主控单元11予以执行；Test command forwarding, the test command issued by the user can include test type, test parameter command, etc., and is forwarded to the main control unit 11 through the communication unit 19 for execution;
测试数据接收，接收主控单元11通过通信单元19发送的预设检测项的检测报告；Test data reception, receiving the detection report of the preset detection item sent by the main control unit 11 through the communication unit 19;
测试记录存储，在服务器上为每辆电动汽车300建立档案，将本次检测数据及最终检测报告存入该车辆在服务器上的档案中；Test record storage, establish a file for each electric vehicle 300 on the server, and store the test data and the final test report in the file of the vehicle on the server;
测试记录调用，客户端可调用、显示、或打印服务器上存储的测试数据、最终检测报告等。Test record call, the client can call, display, or print the test data stored on the server, the final test report, etc.
本申请提供的充电检测装置100还可以包括通信单元19，利用通信单元19实现充电检测装置与服务器之间的信息交互，利用了服务器对信息的分析处理储存能力，实现对电动汽车300在全生命周期内充电检测的大数据分析与评估。The charging detection device 100 provided in the present application may also include a communication unit 19, and the communication unit 19 is used to realize the information interaction between the charging detection device and the server, and utilizes the server's ability to analyze, process and store information to realize the monitoring of the electric vehicle 300 throughout its life. Big data analysis and evaluation of in-cycle charging detection.
可选的，在上述图1的基础上，本申请实施例还提供一种充电检测装置的可能实现方式。图3为本申请实施例提供的又一种充电检测装置的示意图；如图3所示，上述充电检测装置100还可以包括：人机交互显示屏21，上述主控单元11还可以与上述人机交互显示屏21通信连接，以控制上述人机交互显示屏21显示上述预设检测项中当前检测项和上述预设检测项中各检测项的检测状态。Optionally, on the basis of the foregoing FIG. 1 , the embodiment of the present application further provides a possible implementation manner of a charging detection device. FIG. 3 is a schematic diagram of another charging detection device provided by the embodiment of the present application; as shown in FIG. The computer-interactive display screen 21 is connected in communication to control the above-mentioned man-machine interactive display screen 21 to display the detection status of the current detection item among the above-mentioned preset detection items and each detection item among the above-mentioned preset detection items.
人机交互显示屏21的操作模式可以是触摸式、按键式、鼠标式，也可以是他们的组合 或者其他形式；基于不同的操作模式，所采用的交互技术可以是基于传统的硬件设备的交互技术、基于语音识别的交互技术、基于触控的交互技术、基于动作识别的交互技术、基于眼动追踪的交互技术等；根据不同的交互技术，用户或管理员通过人机交互显示屏21完成操作时可能选择不同的操作方法，例如，用户或管理员可以使用鼠标或者键盘对基于传统的硬件设备的交互技术的鼠标式人机交互显示屏21进行操作，完成相关设置；用户或管理员也可以使用触控操作对基于触控的交互技术的触摸式人机交互显示屏21进行操作，完成相关设置等，本申请对人机交互显示屏21的具体操作模式、所采用的交互技术以及具体的操作方法不做限定。The operation mode of the human-computer interaction display screen 21 can be touch type, button type, mouse type, or their combination or other forms; based on different operation modes, the interaction technology adopted can be based on the interaction of traditional hardware devices technology, voice recognition-based interaction technology, touch-based interaction technology, action recognition-based interaction technology, eye-tracking-based interaction technology, etc.; according to different interaction technologies, users or administrators complete Different operation methods may be selected during operation. For example, a user or an administrator can use a mouse or a keyboard to operate the mouse-type human-computer interaction display screen 21 based on the interaction technology of traditional hardware devices to complete related settings; Touch operation can be used to operate the touch-type human-computer interaction display screen 21 based on touch-control interaction technology, and complete related settings. The method of operation is not limited.
在一种可能的实施方式中，用户或管理员能够在客户端或者人机交互显示屏21上实现的操作可能有用户登录操作，例如用户可以在客户端或者人机交互显示屏21的登录界面通过输入例如用户名和密码完成登录，从而实现对物联网云平台的访问，进而实现对充电检测装置的控制以及数据访问；管理员可以在客户端或者人机交互显示屏21的登录界面通过输入管理员用户名和密码完成登录，从而实现对物联网云平台的访问以及对用户权限的分配。在另一种可能的实施方式中，用户或管理员可以在客户端或者人机交互显示屏21界面上进行车辆信息录入操作，例如，可以将车辆的识别码、充电类型、可选的检测类型、出厂日期等信息通过人机交互显示屏21界面录入，客户端或者人机交互显示屏21将上述信息上传存储至服务器中，以供后续使用。在再一种可能的实施方式中，用户或管理员可以在客户端或者人机交互显示屏21上完成测试界面操作，例如，对不同类型的车辆，服务器根据其存储的相关信息，如其充电模式，可选的检测类型等，将上述信息显示在客户端显示器或者人机交互显示屏21上，用户或管理员可以通过操作客户端或者在人机交互显示屏21上的点击、触控或参数输入等操作选择检测类型、配置检测相关参数。需要说明的是，对可选的检测类型的选择也可以由管理员设置默认检测类型，在使用时由用户或管理员在客户端或者人机交互显示屏21上进行确认，本申请对此不做限定。在又一种可能的实施方式中，用户或管理员可以在客户端或者人机交互显示屏21上浏览测试结果，即充电检测装置100完成用户或管理员选择的预设检测项类型后，将检测结果反馈给主控单元11，主控单元11将结果显示在客户端显示器或者人机交互显示屏21上。此外，在再一种可能的实施方式中，用户或管理员可以在客户端显示器或者人机交互显示屏21上浏览测试结果还可以包括服务器根据预设检测项中各检测点的初始数据以及各检测点的数据预测曲线，对检测报告进行分析，所得到电动汽车300的充电健康状态评估结果和下次检测时间。上述仅为示例说明，在实际应用场景中，客户端或者人机交互显示屏21也实现其他操作，本申请对此不做限定。In a possible implementation, the operations that the user or administrator can implement on the client or the human-computer interaction display screen 21 may include a user login operation, for example, the user can Complete login by inputting, for example, a user name and a password, thereby realizing access to the cloud platform of the Internet of Things, and then realizing control and data access to the charging detection device; User name and password to complete the login, so as to realize the access to the IoT cloud platform and the distribution of user rights. In another possible implementation, the user or the administrator can enter the vehicle information on the client terminal or the human-computer interaction display screen 21 interface, for example, the vehicle identification code, charging type, and optional detection type can be entered. , date of manufacture and other information are entered through the interface of the human-computer interaction display 21, and the client or the human-computer interaction display 21 uploads and stores the above information to the server for subsequent use. In yet another possible implementation, the user or administrator can complete the test interface operation on the client or the human-computer interaction display screen 21. For example, for different types of vehicles, the server will , optional detection types, etc., display the above information on the client display or the human-computer interaction display 21, and the user or administrator can operate the client or click, touch or parameter on the human-computer interaction display 21 Input and other operations to select the detection type and configure detection-related parameters. It should be noted that the selection of optional detection types can also be set by the administrator as the default detection type, and the user or administrator will confirm it on the client terminal or the human-computer interaction display screen 21 during use. Do limited. In yet another possible implementation, the user or the administrator can browse the test results on the client terminal or the human-computer interaction display 21, that is, after the charging detection device 100 completes the preset detection item type selected by the user or the administrator, it will The detection result is fed back to the main control unit 11, and the main control unit 11 displays the result on the client display or the human-computer interaction display 21. In addition, in yet another possible implementation, the user or administrator can browse the test results on the client display or the human-computer interaction display screen 21, which can also include the server's initial data of each detection point and each detection point in the preset detection items. The data prediction curve of the detection point is analyzed, and the evaluation result of the charging health state of the electric vehicle 300 and the next detection time are obtained by analyzing the detection report. The above is only an example, and in an actual application scenario, the client or the human-computer interaction display screen 21 also implements other operations, which are not limited in this application.
本申请提供的充电检测装置100利用客户端或者人机交互显示屏21实现了用户对预设检测项的选择以及检测数据的读取，用户友好、数据直观、容易操作。The charging detection device 100 provided in the present application utilizes the client terminal or the human-computer interaction display screen 21 to realize the user's selection of preset detection items and reading of detection data, which is user-friendly, intuitive to the data, and easy to operate.
可选的，在上述图1的基础上，本申请实施例还提供一种充电检测装置的可能实现方式。图4为本申请实施例提供的再一种充电检测装置的示意图；如图4所示，上述充电检测装置100还可以包括：导引控制模拟单元23，上述导引控制模拟单元23可以与主控单 元11通信连接，以接收主控单元11的控制指令；上述导引控制模拟单元23还可以与充电单元14电连接，导引控制模拟单元23可以将模拟的异常信号通过充电单元14施加到电动汽车300上。该模拟的异常信号可以为外部输入异常信号。Optionally, on the basis of the foregoing FIG. 1 , the embodiment of the present application further provides a possible implementation manner of a charging detection device. FIG. 4 is a schematic diagram of another charging detection device provided by the embodiment of the present application; as shown in FIG. The control unit 11 is connected in communication to receive the control instruction of the main control unit 11; the above-mentioned guidance control simulation unit 23 can also be electrically connected with the charging unit 14, and the guidance control simulation unit 23 can apply the simulated abnormal signal to the charging unit 14. EV 300 on. The simulated abnormal signal may be an externally input abnormal signal.
在对电动汽车进行充电检测时，需要模拟一些异常情况，通过判断电动汽车对异常情况作出的状态变化是否正确，判断电动汽车自身监控功能能否正常识别，并采取保护措施和告警，导引控制模拟单元23能够产生外部输入异常信号辅助检测。When charging electric vehicles, it is necessary to simulate some abnormal situations. By judging whether the state changes made by electric vehicles to abnormal situations are correct, it is judged whether the self-monitoring function of electric vehicles can be recognized normally, and protective measures and alarms are taken to guide and control The analog unit 23 can generate an external input abnormal signal to assist detection.
可选的，在上述图1的基础上，本申请实施例还提供一种充电检测装置的可能实现方式。图5为本申请实施例提供的再二种充电检测装置的示意图；如图5所示，上述充电检测装置100还可以包括：车辆检测模块25，上述车辆检测模块25可以与主控单元11通信连接，以向主控单元11发送车辆(即电动汽车)的状态信息；上述车辆检测模块25还可以与第一OBD接口17电连接，以通过第一OBD接口17获取电动汽车300的状态。Optionally, on the basis of the foregoing FIG. 1 , the embodiment of the present application further provides a possible implementation manner of a charging detection device. FIG. 5 is a schematic diagram of another two charging detection devices provided by the embodiment of the present application; as shown in FIG. connected to the main control unit 11 to send the state information of the vehicle (that is, the electric vehicle);
需要说明的是，车辆检测模块25可以连接第一OBD接口17以获取车辆状态及电动汽车内部监测数据，并将其传送给主控单元11。It should be noted that the vehicle detection module 25 can be connected to the first OBD interface 17 to obtain vehicle status and internal monitoring data of the electric vehicle, and transmit them to the main control unit 11 .
在另一种可能的实施方式中，车辆检测模块25可以通过充电单元14采集充电信号。In another possible implementation manner, the vehicle detection module 25 may collect charging signals through the charging unit 14 .
若充电枪连接该充电单元14中直流充电单元，则该充电信号可以包括：直流充电电压、直流充电电流，辅源电压、辅源电流，充电检测装置与电动汽车充电连接的电压信号(CC1)，充电检测装置与充电枪连接的电压信号(CC2)，电池管理***(Battery Management System，BMS)通信报文等。If the charging gun is connected to the DC charging unit in the charging unit 14, then the charging signal may include: DC charging voltage, DC charging current, auxiliary source voltage, auxiliary source current, voltage signal (CC1) connected between the charging detection device and the electric vehicle charging , the voltage signal (CC2) connected between the charging detection device and the charging gun, the battery management system (Battery Management System, BMS) communication message, etc.
若充电枪连接该充电单元14为交流充电单元，则该充电信号可以包括：交流充电电压、交流充电电流，控制引导信号(CP)频率、充电检测装置与电动汽车充电连接的电压信号、占空比，充电检测装置与充电枪连接的电压信号(CC信号)电压。If the charging gun is connected to the charging unit 14 as an AC charging unit, then the charging signal may include: AC charging voltage, AC charging current, control pilot signal (CP) frequency, voltage signal connected to the charging detection device and electric vehicle charging, duty cycle Compared with the voltage of the voltage signal (CC signal) connected between the charging detection device and the charging gun.
在又一种可能的实现方式中，主控单元11和充电单元14之间可以通信连接，例如在主控单元11和充电单元14之间使用CAN通信，主控单元11可以通过上述通信连接向充电单元14下发指令、传递信息等，例如，主控单元11向充电单元下发充电启停命令、发送充电电压、电流等信息。充电单元14输出充电电压及电流，同时向主控单元11发送状态信息。In yet another possible implementation, the main control unit 11 and the charging unit 14 can be connected by communication, for example, CAN communication is used between the main control unit 11 and the charging unit 14, and the main control unit 11 can send The charging unit 14 issues instructions, transmits information, etc., for example, the main control unit 11 issues charging start and stop commands, and sends information such as charging voltage and current to the charging unit. The charging unit 14 outputs charging voltage and current, and sends status information to the main control unit 11 at the same time.
下述继续对包含上述充电检测装置的充电检测***进行示例说明。图6为本申请实施例提供的一种充电检测***示意图；如图6所示，充电检测***可以包括：充电检测装置100和电动汽车300；The following continues to illustrate the charging detection system including the above-mentioned charging detection device. FIG. 6 is a schematic diagram of a charging detection system provided by an embodiment of the present application; as shown in FIG. 6 , the charging detection system may include: a charging detection device 100 and an electric vehicle 300;
上述充电检测装置100可以通过充电枪与上述电动汽车300的充电接口31电连接，上述充电检测装置100还可以通过OBD连接线与上述电动汽车的第二OBD接口33电连接，上述充电检测装置100可以用于执行本申请实施例中任一所示的电动汽车的充电检测方法。The above-mentioned charging detection device 100 can be electrically connected to the charging interface 31 of the above-mentioned electric vehicle 300 through a charging gun, and the above-mentioned charging detection device 100 can also be electrically connected to the second OBD interface 33 of the above-mentioned electric vehicle through an OBD connection line. The above-mentioned charging detection device 100 It can be used to implement the charging detection method of an electric vehicle shown in any one of the embodiments of the present application.
本申请提供的充电检测***包括充电检测装置100和电动汽车300，两者之间既通过充电枪进行电连接又通过OBD连接线进行电连接，连接方式新颖，该充电检测***中的充电检测装置，可通过充电单元获取的预设检测项中各检测点的第一检测数据，实际为充电检测装置检测得到的该电动汽车中各检测点的检测数据，通过OBD连接线获取的预设检测项 中各检测点的第二检测数据实际为电动汽车内部检测得到的该电动汽车中各检测点的检测数据，那么根据该第一检测数据和第二检测数据对充电安全检测，实际不仅考虑了电动汽车内部的检测数据；电动汽车外部，充电检测装置得到的检测数据，还考虑到了电动汽车内部的检测数据、外部数据的历史数据；既进行横向的对检测数据的分析，还纵向分析与历史数据进行对比。因此，其充电安全的检测结果不受电动汽车内部充电检测的单方面影响，其检测结果，即该预设检测项的检测报告也更可靠，更全面，从而尽可能的保证电动汽车的正常使用，减小电动汽车存在的安全隐患，增强了电动汽车使用的安全性。The charging detection system provided by this application includes a charging detection device 100 and an electric vehicle 300, both of which are electrically connected through a charging gun and an OBD connection line. The connection method is novel. The charging detection device in the charging detection system , the first detection data of each detection point in the preset detection items that can be obtained through the charging unit is actually the detection data of each detection point in the electric vehicle detected by the charging detection device, and the preset detection items obtained through the OBD connection line The second detection data of each detection point in the electric vehicle is actually the detection data of each detection point in the electric vehicle obtained by the internal detection of the electric vehicle, so the charging safety detection according to the first detection data and the second detection data actually not only considers the electric The detection data inside the car; the detection data obtained by the charging detection device outside the electric vehicle, also taking into account the detection data inside the electric vehicle and the historical data of the external data; not only the horizontal analysis of the detection data, but also the vertical analysis and historical data comparing. Therefore, the detection results of its charging safety are not unilaterally affected by the internal charging detection of electric vehicles, and its detection results, that is, the detection reports of the preset detection items are also more reliable and comprehensive, so as to ensure the normal use of electric vehicles as much as possible , reduce the potential safety hazards of electric vehicles, and enhance the safety of electric vehicles.
下述结合上述充电检测装置对本申请所提供的一种充电检测方法进行说明。图7为本申请一实施例提供的一种电动汽车的充电检测方法的流程图，该方法可由充电检测装置中的主控单元通过软件方式实现。该充电检测装置可以为上述图1-图5中任一所示的充电检测装置。该充电检测方法可包括：A charging detection method provided by the present application will be described below in conjunction with the above-mentioned charging detection device. FIG. 7 is a flow chart of a charging detection method for an electric vehicle provided by an embodiment of the present application. The method can be implemented by the main control unit in the charging detection device through software. The charging detection device may be the charging detection device shown in any one of Figs. 1-5 above. The charging detection method may include:
步骤701：通过充电枪从充电接口获取电动汽车在充电过程中预设检测项中各检测点的第一检测数据。Step 701: Obtain the first detection data of each detection point in the preset detection items in the charging process of the electric vehicle from the charging interface through the charging gun.
对每个预设检测项，都存在一个或多个检测点用于检测，充电检测装置100与电动汽车300的充电接口31之间通过充电枪电连接，通过对充电枪上的电流电压信号进行提取，获得各检测点的第一检测数据。For each preset detection item, there are one or more detection points for detection. The charging detection device 100 is electrically connected to the charging interface 31 of the electric vehicle 300 through the charging gun, and the current and voltage signals on the charging gun are tested. Extract to obtain the first detection data of each detection point.
步骤702：通过OBD连接线从电动汽车的OBD接口获取电动汽车在充电过程中预设检测项中上述各检测点的第二检测数据。Step 702: Obtain the second detection data of the above-mentioned detection points in the preset detection items in the charging process of the electric vehicle from the OBD interface of the electric vehicle through the OBD connection line.
通过OBD连接线从电动汽车的OBD接口(即第二OBD接口33)获取与步骤701获取的数据相同检测点的数据为第二检测数据，由此，第一检测数据与第二检测数据应该是对应的，在每个检测点都存在至少一个第一检测数据与至少一个第二检测数据，需要说明的是，本申请对检测点的具***置设置不做限定。Obtain the same detection point data as the data obtained in step 701 from the OBD interface (i.e. the second OBD interface 33) of the electric vehicle through the OBD connection line as the second detection data, thus, the first detection data and the second detection data should be Correspondingly, there is at least one first detection data and at least one second detection data at each detection point. It should be noted that this application does not limit the specific location setting of the detection points.
需要说明的是，上述步骤701和步骤702仅仅用来将两个不同的操作区分开来，而不一定要求或者暗示这两个步骤之间存在实际的顺序关系或者存在执行时间的区别。由此在一种可能的实现方式中，步骤701与步骤702的执行可以实时同步进行，其作为两条数据通道并行，互不影响。It should be noted that the above step 701 and step 702 are only used to distinguish two different operations, and do not necessarily require or imply that there is an actual sequence relationship between these two steps or that there is a difference in execution time. Therefore, in a possible implementation manner, the execution of step 701 and step 702 can be performed synchronously in real time, as two data channels running in parallel without affecting each other.
步骤703：根据上述第一检测数据和上述第二检测数据，对电动汽车进行充电安全检测，得到上述预设检测项的检测报告。Step 703: According to the above-mentioned first detection data and the above-mentioned second detection data, conduct charging safety detection on the electric vehicle, and obtain a detection report of the above-mentioned preset detection items.
通过步骤701获取的第一检测数据是充电检测装置100的测量值，通过步骤702获取的第二检测数据是电动汽车300自身检测***的检测值，对比分析第一检测数据和第二检测数据实际上是对比分析了每个检测点的充电检测装置100的测量值与电动汽车300自身监测***的检测值，若单独对第一检测数据和第二检测数据进行分析，第一检测数据表示车辆充电接口的各项指标，第二检测数据表示的是车辆自身检测***测试的各项指标；若对比两者的值可以实现对电动汽车300自身检测***的检测；通过对第一检测数据的分析可以实现对电动汽车300的充电检测。The first detection data obtained through step 701 is the measurement value of the charging detection device 100, the second detection data obtained through step 702 is the detection value of the self-detection system of the electric vehicle 300, and the first detection data and the second detection data are compared and analyzed. The above is a comparative analysis of the measured value of the charging detection device 100 at each detection point and the detection value of the self-monitoring system of the electric vehicle 300. If the first detection data and the second detection data are analyzed separately, the first detection data indicates that the vehicle is charging. The indicators of the interface, the second detection data represent the various indicators of the vehicle’s own detection system test; if the values of the two are compared, the detection of the electric vehicle 300’s own detection system can be realized; through the analysis of the first detection data, it can be The charging detection of the electric vehicle 300 is realized.
本申请的电动汽车300的充电检测方法，通过充电枪从充电接口获取电动汽车在充电 过程中预设检测项中各检测点的第一检测数据；通过OBD连接线从第二OBD接口33获取电动汽车300在充电过程中预设检测项中上述各检测点的第二检测数据；根据上述第一检测数据和上述第二检测数据，对电动汽车300进行充电安全检测，得到上述预设检测项的检测报告。其中第一检测数据实际为充电检测装置检测得到的该电动汽车中各检测点的检测数据，第二检测数据实际为电动汽车内部检测得到的该电动汽车中各检测点的检测数据，根据该第一检测数据和第二检测数据对充电安全检测，不仅考虑电动汽车内部的检测数据，还考虑了电动汽车充电检测装置得到的检测数据，因此，其充电安全的检测结果不受电动汽车内部充电检测的单方面影响，其检测结果，即该预设检测项的检测报告也更可靠，更全面，从而尽可能的保证电动汽车的正常使用，减小电动汽车存在的安全隐患，增强了电动汽车使用的安全性。The charging detection method of the electric vehicle 300 of the present application obtains the first detection data of each detection point in the preset detection items in the charging process of the electric vehicle from the charging interface through the charging gun; The car 300 presets the second detection data of the above-mentioned detection points in the charging process; according to the above-mentioned first detection data and the above-mentioned second detection data, the charging safety detection is performed on the electric vehicle 300, and the above-mentioned preset detection items are obtained. Test Report. The first detection data is actually the detection data of each detection point in the electric vehicle detected by the charging detection device, and the second detection data is actually the detection data of each detection point in the electric vehicle obtained by the internal detection of the electric vehicle. According to the first The first detection data and the second detection data are not only considered the internal detection data of the electric vehicle, but also the detection data obtained by the electric vehicle charging detection device for the detection of charging safety. Therefore, the detection results of the charging safety are not affected by the internal charging detection The unilateral influence of the test result, that is, the test report of the preset test item is also more reliable and comprehensive, so as to ensure the normal use of electric vehicles as much as possible, reduce the potential safety hazards of electric vehicles, and enhance the use of electric vehicles. security.
可选的，在上述图7所示的电动汽车300的充电检测方法的基础上，本申请实施例还提供一种电动汽车300的充电检测方法的可能实现示例。如图8，图8为本申请又一实施例提供的一种电动汽车300的充电检测方法流程图。根据上述第一检测数据和上述第二检测数据，对电动汽车300进行充电安全检测，得到预设检测项的检测报告，包括：Optionally, on the basis of the charging detection method of the electric vehicle 300 shown in FIG. 7 , the embodiment of the present application further provides a possible implementation example of the charging detection method of the electric vehicle 300 . As shown in FIG. 8 , FIG. 8 is a flow chart of a charging detection method for an electric vehicle 300 provided in another embodiment of the present application. According to the above-mentioned first detection data and the above-mentioned second detection data, the charging safety detection is performed on the electric vehicle 300, and a detection report of preset detection items is obtained, including:
步骤801：判断上述第一检测数据，是否满足上述预设检测项的检测标准，得到上述预设检测项的标准判断结果。Step 801: Judging whether the above-mentioned first detection data meets the detection standard of the above-mentioned preset detection item, and obtaining the standard judgment result of the above-mentioned preset detection item.
将第一检测数据与预设检测项的检测标准进行对比分析，判断其是否满足预设检测项的检测标准，进而得到该预设检测项的标准判断结果。需要说明的是，预设检测项的检测标准(即合格判据)可以是该预设检测项的国标标准，也可以是针对不同车型该领域技术人员设定的标准，还可以是用户根据自身使用驾驶需要设定的标准，本申请对标准的设定由来不做限定。例如，预设检测项N的国家检测标准为7个单位至10个单位，在此范围内值越大性能越好，则该预设检测项N的检测标准在进行设定时，可以参考国家检测标准设定为7个单位至10个单位，也可以根据用户的驾驶需要设定为9个单位至10个单位的更优的范围。The first detection data is compared and analyzed with the detection standard of the preset detection item to judge whether it satisfies the detection standard of the preset detection item, and then the standard judgment result of the preset detection item is obtained. It should be noted that the detection standard (i.e. eligibility criterion) of the preset detection item can be the national standard standard of the preset detection item, or it can be the standard set by technicians in this field for different models, or it can be the user's own standard. Use the standards set by driving needs, and this application does not limit the origin of the standards. For example, the national testing standard for preset testing item N is 7 units to 10 units. The detection standard is set at 7 units to 10 units, and can also be set at a more optimal range of 9 units to 10 units according to the user's driving needs.
在具体的实施方式中，用户或者管理员根据国标或者该型号电动汽车300的相关标准设置预设检测项N的国家检测标准为10-12V，也就是说，当第一检测数据为11V时，其满足预设检测项N的电压值的检测标准，该预设检测项的标准判断结果为正常，需要说明的是，此类情况下预设检测项的标准判断结果可以用“正常”表示，也可以用“合格”等表示，本申请对此不做限定；当第一检测数据为15V时，其不满足预设检测项N的电压值的检测标准，该预设检测项的标准判断结果为异常，需要说明的是，此类情况下预设检测项的标准判断结果可以用“异常”表示，也可以用“不合格”等表示，本申请对此不做限定。In a specific embodiment, the user or administrator sets the national detection standard of the preset detection item N to 10-12V according to the national standard or the relevant standard of the electric vehicle 300 of this model, that is to say, when the first detection data is 11V, It satisfies the detection standard of the voltage value of the preset detection item N, and the standard judgment result of the preset detection item is normal. It should be noted that in such cases, the standard judgment result of the preset detection item can be expressed as "normal", It can also be expressed as "qualified", which is not limited in this application; when the first detection data is 15V, it does not meet the detection standard of the voltage value of the preset detection item N, and the standard judgment result of the preset detection item It should be noted that the standard judgment result of the preset detection item in this case can be expressed as "abnormal" or "unqualified", which is not limited in this application.
步骤802：对上述第一检测数据和上述第二检测数据中相同检测点的数据进行比对，得到上述预设检测项中各检测点的数据偏差比例。Step 802: Compare the data of the same detection point in the above-mentioned first detection data and the above-mentioned second detection data, and obtain the data deviation ratio of each detection point in the above-mentioned preset detection item.
计算相同检测点第一检测数据与第二检测数据的偏差，得到上述预设检测项中各检测点的数据偏差比例，进而实现对电动汽车300自身检测***的检测。Calculate the deviation between the first detection data and the second detection data of the same detection point, and obtain the data deviation ratio of each detection point in the above preset detection items, and then realize the detection of the detection system of the electric vehicle 300 itself.
在具体的实施方式中，对检测点M的电压值进行分析，设定的偏差范围为正负5％， 也就是说，当第一检测数据与第二检测数据的偏差范围在5％以内时，属于正常情况；当第一检测数据与第二检测数据的偏差范围在5％以外时，需要提示用户或者管理员对该电动汽车300在维保中需要对电动汽车300自身检测***进行校准。在一种可能的实施例中，M点的第一检测数据为12V，由于设定的偏差范围为正负5％，则其正常的偏差范围为11.4V至12.6V，也就是说，若M点的第二检测数据小于11.4V或大于12.6V，则超出了正常的偏差范围。例如，若第二检测数据为11.2V，由于得到的第一检测数据与第二检测数据的偏差约为6.67％，大于偏差范围，则需要提示用户或者管理员对该电动汽车300在维保中需要对电动汽车300自身检测***进行校准；若第二检测数据为11.8V，由于得到的第一检测数据与第二检测数据的偏差约为1.67％，则电动汽车300自身检测***对M点的检测正常。In a specific implementation, the voltage value of the detection point M is analyzed, and the set deviation range is plus or minus 5%, that is, when the deviation range between the first detection data and the second detection data is within 5%. , is normal; when the deviation range between the first detection data and the second detection data is outside 5%, the user or administrator needs to be reminded that the electric vehicle 300 needs to calibrate the detection system of the electric vehicle 300 during maintenance. In a possible embodiment, the first detection data of point M is 12V, since the set deviation range is plus or minus 5%, its normal deviation range is 11.4V to 12.6V, that is to say, if M If the second detection data of the point is less than 11.4V or greater than 12.6V, it is beyond the normal deviation range. For example, if the second detection data is 11.2V, since the deviation between the obtained first detection data and the second detection data is about 6.67%, which is greater than the deviation range, it is necessary to remind the user or the administrator that the electric vehicle 300 is under maintenance. It is necessary to calibrate the self-detection system of the electric vehicle 300; if the second detection data is 11.8V, since the deviation between the obtained first detection data and the second detection data is about 1.67%, the self-detection system of the electric vehicle 300 is The detection is normal.
步骤803：根据上述第二检测数据中上述电动汽车在外部输入异常信号之后的状态变化，判断上述电动汽车对上述异常信号的处理是否满足要求，得到异常处理分析结果，上述预设检测项的检测报告中包括：上述标准判断结果、上述数据偏差比例，和上述异常处理分析结果。Step 803: According to the state change of the above-mentioned electric vehicle after the external input of the abnormal signal in the above-mentioned second detection data, judge whether the processing of the above-mentioned abnormal signal by the above-mentioned electric vehicle meets the requirements, obtain the abnormal processing analysis result, and detect the above-mentioned preset detection items The report includes: the above-mentioned standard judgment results, the above-mentioned data deviation ratio, and the above-mentioned exception handling analysis results.
在一种可能的实施方式中，利用充电检测装置100模拟异常的电压电流信号，将其传输至电动汽车300中，观察该电动汽车300由此异常导致的状态变化。例如，该状态变化可以是指示灯亮或指示灯闪烁，向车内或车外人员进行示警；再例如，该状态变化也可以是仪表盘对相关数据进行显示，对车内人员进行提示；再例如，该状态变化也可以是电动汽车300做出相关调整，如车轮锁死、熄火等；再例如，该状态变化还可以是上述多种状态变化的叠加。需要说明的是，上述仅为示例说明，在实际的应用场景中，还可能有其他多种状态变化的形式，本申请对此不做限定。In a possible implementation, the abnormal voltage and current signals are simulated by the charging detection device 100 and transmitted to the electric vehicle 300 , and the state changes of the electric vehicle 300 caused by the abnormality are observed. For example, the status change can be that the indicator light is on or the indicator light is flashing to warn people inside or outside the car; another example, the status change can also be that the instrument panel displays relevant data and prompts the people in the car; another example , the state change may also be related adjustments made by the electric vehicle 300, such as wheel lock, flameout, etc.; for another example, the state change may also be a superposition of the above-mentioned multiple state changes. It should be noted that the above is only an example, and in an actual application scenario, there may be other forms of state change, which are not limited in this application.
对不同种类的异常情况，车辆会做出不同的状态变化，通过判断该状态变化是否满足要求，得到异常处理的分析结果。For different types of abnormal situations, the vehicle will make different state changes, and the analysis results of abnormal processing can be obtained by judging whether the state changes meet the requirements.
在具体的实施方式中，充电检测装置100模拟异常A的电压电流信号，将其传输至电动汽车300中，根据设定好的异常响应，该电动车在发现异常A后，会在仪表盘上以图像的方式显示该异常。若充电检测装置100模拟异常A的电压电流信号后，电动汽车300的仪表盘上显示该异常A，则该电动汽车300对该异常处理的处理结果正常；若充电检测装置100模拟异常A的电压电流信号后，电动汽车300的仪表盘上没有显示该异常A，或者其状态变化响应的是其他异常，则该电动汽车300对该异常处理的处理结果有误，上述仅为示例说明，在实际应用场景中，还可能有更复杂情况的状态变化以及分析结果，对此本申请不做限定。In a specific implementation, the charging detection device 100 simulates the voltage and current signal of abnormality A, and transmits it to the electric vehicle 300. According to the set abnormal response, after the electric vehicle finds abnormality A, it will display Display the exception graphically. If the abnormality A is displayed on the instrument panel of the electric vehicle 300 after the charging detection device 100 simulates the voltage and current signal of the abnormality A, then the electric vehicle 300 has a normal processing result for the abnormality; After the current signal, if the abnormality A is not displayed on the instrument panel of the electric vehicle 300, or its state change responds to other abnormalities, then the electric vehicle 300 will process the abnormality incorrectly. The above is just an example, and in practice In the application scenario, there may be state changes and analysis results of more complex situations, which are not limited in this application.
充电检测装置100通过充电枪对充电接口31施加信号及检测，同时主控单元11从电动汽车的OBD接口读取充电监控数据及状态，通过分析得到预设检测项的标准判断结果、数据偏差比例，和异常处理分析结果，进而完成对电动汽车300充电功能及充电监控功能的检测，进一步确保对电动汽车300充电安全检测的全面性。The charging detection device 100 applies signals and detections to the charging interface 31 through the charging gun, and at the same time, the main control unit 11 reads the charging monitoring data and status from the OBD interface of the electric vehicle, and obtains the standard judgment results and data deviation ratio of the preset detection items through analysis , and abnormal processing analysis results, and then complete the detection of the charging function and charging monitoring function of the electric vehicle 300, and further ensure the comprehensiveness of the charging safety detection of the electric vehicle 300.
可选的，在上述图7所示的电动汽车300的充电检测方法的基础上，本申请实施例还提供一种电动汽车300的充电检测方法的可能实现示例。如图9，图9为本申请再一实施 例提供的一种电动汽车300的充电检测方法流程图。上述充电检测装置100还与服务器通信连接；上述方法还包括：Optionally, on the basis of the charging detection method of the electric vehicle 300 shown in FIG. 7 , the embodiment of the present application further provides a possible implementation example of the charging detection method of the electric vehicle 300 . As shown in Fig. 9, Fig. 9 is a flow chart of a charging detection method for an electric vehicle 300 provided in yet another embodiment of the present application. The above-mentioned charging detection device 100 is also connected to the server through communication; the above-mentioned method also includes:
步骤901：向上述服务器发送上述预设检测项的检测报告。Step 901: Send a detection report of the above-mentioned preset detection item to the above-mentioned server.
步骤:902：服务器根据上述预设检测项中各检测点的初始数据以及上述各检测点的数据预测曲线，对上述检测报告进行分析，得到上述电动汽车的充电健康状态评估结果和下次检测时间，并将上述充电健康状态评估结果和上述下次检测时间补充至上述检测报告中，得到最终检测报告。Step: 902: The server analyzes the above-mentioned detection report according to the initial data of each detection point in the above-mentioned preset detection items and the data prediction curve of each of the above-mentioned detection points, and obtains the evaluation result of the charging health state of the above-mentioned electric vehicle and the next detection time , and add the above evaluation results of the charging health status and the above next detection time to the above detection report to obtain the final detection report.
例如可将步骤803得到的包括：标准判断结果、数据偏差比例，和异常处理分析结果的预设检测项的检测报告上传到服务器中，服务器在接收到预设检测项的检测报告之后，服务器依据接收到的预设检测项的检测报告和服务器中存储的各预设检测项中各检测点的初始数据以及上述各检测点的数据预测曲线，对本次检测数据进行对比分析，给出车辆的充电健康状态评估结果及下次检测时间建议等信息，将车辆的充电健康状态评估结果及下次检测时间建议等完善汇总到步骤803得到的检测报告中，生成最终检测报告，将本次检测数据及最终检测报告存入该车辆在服务器上的检测档案库。For example, the test report obtained in step 803 including: standard judgment results, data deviation ratios, and abnormal processing analysis results can be uploaded to the server. After the server receives the test report of the preset test items, the server will The detection report of the received preset detection items, the initial data of each detection point in each preset detection item stored in the server, and the data prediction curve of each detection point above are compared and analyzed for this detection data, and the vehicle's Information such as the evaluation result of the charging health state and the suggestion for the next detection time, the evaluation result of the charging health state of the vehicle and the suggestion for the next detection time are perfected and summarized into the detection report obtained in step 803, and the final detection report is generated, and the detection data of this time And the final test report is stored in the test file library of the vehicle on the server.
需要说明的是，本申请中的检测档案只是对车辆相关信息及充电检测信息、充电检测报告等信息的收集存储，其可以为数据库的形式进行存储，也可以存储在不同的堆栈当中，本申请对此不做限定，只要能够在使用时调取对应数据即可。It should be noted that the detection files in this application are only the collection and storage of vehicle-related information, charging detection information, charging detection reports and other information, which can be stored in the form of a database or stored in different stacks. There is no limitation on this, as long as the corresponding data can be called during use.
服务器中预先创建有电动汽车300的检测档案库，该检测档案库中存储有电动汽车300的检测报告，上述检测报告可以包括第一检测数据、第二检测数据、服务器分析得到的充电健康状态评估结果以及下次检测时间等信息，充电检测装置100与服务器通信，可将每一次检测到的电动汽车300的检测数据实时上传至服务器，在服务器形成每辆电动汽车300充电检测的大数据，通过对每次检测数据对比及大数据预估分析，评估出电动汽车300的充电安全健康状态；通过与历史检测数据对比，进行电动汽车300全生命周期充电检测的跟踪、分析、评估及预测，还可通过给出下次检测时间等信息实现对电动汽车的定期检测，从而跟踪车辆充电功能及动力电池的变化情况，结合大数据分析给出健康状态评估报告，提高电动汽车的安全性。The detection archive of the electric vehicle 300 is pre-created in the server, and the detection report of the electric vehicle 300 is stored in the detection archive. The above detection report may include the first detection data, the second detection data, and the charging health status evaluation obtained by the server analysis. The result and the next detection time and other information, the charging detection device 100 communicates with the server, and can upload the detection data of the electric vehicle 300 detected each time to the server in real time, and form the big data of charging detection of each electric vehicle 300 on the server, through By comparing each test data and big data prediction analysis, the charging safety and health status of the electric vehicle 300 is evaluated; by comparing with the historical test data, the tracking, analysis, evaluation and prediction of the charging test of the electric vehicle 300 throughout the life cycle are carried out, and the Regular detection of electric vehicles can be realized by giving information such as the next detection time, so as to track changes in vehicle charging functions and power batteries, and combine with big data analysis to give health status assessment reports to improve the safety of electric vehicles.
可选的，在上述图9所示的电动汽车300的充电检测方法的基础上，本申请实施例还提供一种电动汽车300的充电检测方法的可能实现示例。如图10，图10为本申请再二实施例提供的一种电动汽车300的充电检测方法流程图。上述服务器还与客户端设备通信连接，上述方法还可以包括：Optionally, on the basis of the charging detection method of the electric vehicle 300 shown in FIG. 9 , the embodiment of the present application further provides a possible implementation example of the charging detection method of the electric vehicle 300 . As shown in FIG. 10 , FIG. 10 is a flow chart of a charging detection method for an electric vehicle 300 provided in a second embodiment of the present application. The above server is also communicated with the client device, and the above method may also include:
上述通过上述OBD连接线从上述OBD接口获取上述电动汽车300在充电过程中预设检测项中各上述检测点的第二检测数据之前，上述方法还可以包括：Before the above-mentioned second detection data of each of the above-mentioned detection points in the preset detection items of the above-mentioned electric vehicle 300 is obtained from the above-mentioned OBD interface through the above-mentioned OBD connection line, the above-mentioned method may also include:
步骤1001：通过上述OBD连接线从上述OBD接口获取上述电动汽车300的第一车辆识别码；Step 1001: Obtain the first vehicle identification code of the above-mentioned electric vehicle 300 from the above-mentioned OBD interface through the above-mentioned OBD connection line;
步骤1002：向上述服务器发送上述第一车辆识别码，以使得上述服务器对上述第一车辆识别码和上述客户端设备提交的第二车辆识别码进行比对，得到上述电动汽车的预检测 结果。Step 1002: Send the first VID to the server, so that the server compares the first VID with the second VID submitted by the client device, and obtains a pre-detection result of the electric vehicle.
在一种可能的实施方式中，客户端设备可以使用扫描仪提交第二车辆识别码，在具体的应用场景中，该扫描仪可以是有扫描功能的相机、扫码枪、扫描枪等，用以扫描第二车辆识别码。在另一种可能的实施方式中，客户端设备可以使用键盘录入或者鼠标录入的方式获取电动汽车300的第二车辆识别码，上述仅为实例说明，对于第二车辆识别码的获取方式，还可以有其他方式，本申请不做限定。In a possible implementation manner, the client device may use a scanner to submit the second vehicle identification code. In a specific application scenario, the scanner may be a camera with a scanning function, a code scanning gun, or a scanning gun. to scan the second VIN. In another possible implementation manner, the client device may obtain the second VIN of the electric vehicle 300 through keyboard input or mouse input. The above is only an example. There may be other manners, which are not limited in this application.
在具体的实施方式中，服务器接收到客户端提交的第二车辆识别码后，对从OBD接口获取的第一车辆识别码和客户端设备提交的第二车辆识别码进行对比确认，两者相同则确认成功，即可正常启动检测流程，向客户端发送车辆确认正常信息。两者不同则向客户端发送检测车辆与实际不符信息，客户端界面可同时显示提示信息。In a specific embodiment, after receiving the second VIN submitted by the client, the server compares and confirms that the first VIN obtained from the OBD interface and the second VIN submitted by the client device are the same If the confirmation is successful, the detection process can be started normally, and the vehicle confirmation normal information will be sent to the client. If the two are different, the information that the detected vehicle does not match the actual situation will be sent to the client, and the client interface can display prompt information at the same time.
通过获取第一车辆识别码和第二车辆识别码，将两者进行对比，对车辆进行验证，确保了服务器分析所使用的存储数据、提供的待选的预设检测项的正确性。By obtaining the first vehicle identification code and the second vehicle identification code, comparing the two, and verifying the vehicle, it is ensured that the stored data used by the server for analysis and the correctness of the preset detection items to be selected provided are correct.
可选的，在上述图10所示的电动汽车300的充电检测方法的基础上，本申请实施例还提供一种电动汽车300的充电检测方法的可能实现示例。如图11，图11为本申请再三实施例提供的一种电动汽车300的充电检测方法流程图。上述通过上述OBD连接线从上述OBD接口获取上述电动汽车300的第一车辆识别码之前，上述方法还可以包括：Optionally, on the basis of the charging detection method of the electric vehicle 300 shown in FIG. 10 , the embodiment of the present application further provides a possible implementation example of the charging detection method of the electric vehicle 300 . As shown in FIG. 11 , FIG. 11 is a flowchart of a charging detection method for an electric vehicle 300 provided in another third embodiment of the present application. Before obtaining the first vehicle identification code of the above-mentioned electric vehicle 300 from the above-mentioned OBD interface through the above-mentioned OBD connection line, the above-mentioned method may also include:
步骤1101：接收上述服务器下发的上述预设检测项和启动检测命令；Step 1101: receiving the above-mentioned preset detection items and start-up detection command issued by the above-mentioned server;
用户在选择完预设检测项后，下达启动检测命令。服务器将接收到的预设检测项和启动检测命令发送给充电检测装置100。该预设检测项可以为用户在客户端的界面上选择的检测项，也可以为预先设定的固定检测项。After selecting the preset detection items, the user issues a start detection command. The server sends the received preset detection items and start detection command to the charging detection device 100 . The preset detection item may be a detection item selected by the user on the interface of the client, or may be a preset fixed detection item.
步骤1102：响应上述启动检测命令，启动检测功能。Step 1102: Start the detection function in response to the above start detection command.
充电检测装置100接收到服务器下发的预设检测项和启动检测命令后，充电检测装置100启动检测。在一种可能的实现方式中，充电检测装置100先进行预检测，对第一车辆识别码等车辆基础信息进行核对，在完成预检测后，开始对预设检测项正式检测。After the charging detection device 100 receives the preset detection items and the start detection command issued by the server, the charging detection device 100 starts the detection. In a possible implementation manner, the charging detection device 100 first performs a pre-detection, checks basic vehicle information such as the first vehicle identification code, and starts to formally detect preset detection items after completing the pre-detection.
在本申请的方案中，用户能够自由对检测项进行选择，自由度高，用户能够根据车辆的实际情况选择合适的检测项进行检测，操作便捷，既能得到针对性的分析结果，还节约了检测时间与检测费用。In the scheme of this application, the user can freely select the detection items, the degree of freedom is high, the user can select the appropriate detection items for detection according to the actual situation of the vehicle, the operation is convenient, the targeted analysis results can be obtained, and the Testing time and testing costs.
可选的，在上述图10所示的电动汽车300的充电检测方法的基础上，本申请实施例还提供一种电动汽车300的充电检测方法的可能实现示例：上述预设检测项为：预设检测顺序中至少一类检测项中的任一检测项；上述预设检测顺序中的各检测项为用户通过上述客户端设备的界面确认的检测项；Optionally, on the basis of the charging detection method of the electric vehicle 300 shown in FIG. It is assumed that any detection item in at least one type of detection item in the detection sequence; each detection item in the above-mentioned preset detection sequence is a detection item confirmed by the user through the interface of the above-mentioned client device;
上述至少一类检测项可以包括：标准检测项、专用检测项、安全检测项中的至少一类检测项；The above-mentioned at least one type of detection item may include: at least one type of detection item among standard detection items, special detection items, and safety detection items;
其中，上述标准检测项包括预设车辆标准中要求的电动汽车的检测项，上述专用检测项包括：上述电动汽车的车型所匹配的车辆内部检测项，上述安全检测项包括充电安全及动力电池安全的检测项。Among them, the above-mentioned standard inspection items include the inspection items of electric vehicles required in the preset vehicle standards, the above-mentioned special inspection items include: the vehicle interior inspection items matched with the above-mentioned electric vehicle models, and the above-mentioned safety inspection items include charging safety and power battery safety. detection items.
用户可以在客户端按照服务器提供的检测项列表选取所需的检测项，检测项可以包括三大类：标准检测项、专用检测项和安全检测项。The user can select the required detection items on the client side according to the detection item list provided by the server, and the detection items can include three categories: standard detection items, special detection items and security detection items.
其中，标准检测项可以为预设车辆标准如预设国家检测标准、或者预设国机检测标准，或者预设行业检测标准，中对车辆要求的检测项，如车辆充电与行驶互锁检测(车辆在充电的过程中，车辆必须处于不可行驶的状态)、充电连接控制时序检测(车辆从连接确认-自检-准备就绪-充电-截止的过程按照要求的时序和通信协议进行)、边界电压值检测(将检测点和低压电源的电压调节至边界条件上，验证在极端情况下充电能否正常进行)等。Among them, the standard detection items can be preset vehicle standards such as preset national testing standards, or preset SINOMACH testing standards, or preset industry testing standards, and the testing items required for vehicles, such as vehicle charging and driving interlock detection ( During the charging process of the vehicle, the vehicle must be in a non-driving state), charging connection control sequence detection (the process of the vehicle from connection confirmation-self-test-ready-charging-cut-off is carried out according to the required timing and communication protocol), boundary voltage Value detection (adjust the voltage of the detection point and the low-voltage power supply to the boundary conditions, and verify whether the charging can be carried out normally in extreme cases), etc.
通过对标准检测项的检测，可确保电动汽车可以使用符合预设标准要求的充电设备进行充电。Through the detection of standard detection items, it can ensure that electric vehicles can be charged with charging equipment that meets the requirements of preset standards.
专用检测项为电动汽车的车型所匹配的车辆内部检测项，每个车型具有自己对应的专有的检测项。车辆内部检测项可包括：电动汽车内部充电监控电路，如车辆电压监测功能检测、电池电压监测功能检测等。The special detection items are the internal detection items matched with the models of electric vehicles, and each model has its own corresponding exclusive detection items. Vehicle internal detection items may include: electric vehicle internal charging monitoring circuit, such as vehicle voltage monitoring function detection, battery voltage monitoring function detection, etc.
通过对专用检测项的检测，可获取电动汽车内部的检测数据，对车辆自身监控单元进行检测。Through the detection of special detection items, the detection data inside the electric vehicle can be obtained, and the monitoring unit of the vehicle itself can be detected.
安全检测项包括充电安全及动力电池安全的检测项，包含有对应的健康状况检测和大功率充电检测，如绝缘故障车辆保护功能检测、电池直流阻抗检测、大功率充电温升检测等。Safety detection items include charging safety and power battery safety detection items, including corresponding health status detection and high-power charging detection, such as insulation fault vehicle protection function detection, battery DC impedance detection, high-power charging temperature rise detection, etc.
通过对安全检测项的检测，可确保电动汽车充电过程中在正常充电、故障、大功率升温等特殊情况下的安全性。Through the detection of safety detection items, it can ensure the safety of electric vehicles under special circumstances such as normal charging, failure, and high-power heating during the charging process.
用户能够在三大类(标准检测项、专用检测项、安全检测项)检测项中自主选择，检测项目覆盖面广，检测项目多、效率高。Users can independently choose among three categories of testing items (standard testing items, special testing items, and safety testing items). The testing items cover a wide range of testing items and high efficiency.
在一种可能的实现方式中，预设检测顺序可以为标准检测项→专用检测项→安全检测项，但此顺序仅为示例说明，在实际应用中，顺序可以依据程序设置进行调整，本申请对预设检测顺序的具体顺序不做限定。In a possible implementation, the preset detection sequence can be standard detection items→special detection items→safety detection items, but this sequence is only an example. In practical applications, the sequence can be adjusted according to the program settings. This application The specific order of the preset detection order is not limited.
本申请可以对电动汽车300动力电池、充电及电动汽车的健康状况的情况，做出全面的健康状态评估；对电动汽车300充电功能、电气参数、动力电池健康状态进行检测，全面检测，检测项目多，功能全面。This application can make a comprehensive health assessment of the electric vehicle 300 power battery, charging and the health status of the electric vehicle; test the charging function, electrical parameters, and power battery health status of the electric vehicle 300, comprehensive testing, and testing items Many, full-featured.
以上仅为本申请的具体实施方式，但本申请的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本申请揭露的技术范围内，可轻易想到变化或替换，都应涵盖在本申请的保护范围之内。因此，本申请的保护范围应以权利要求的保护范围为准。The above is only the specific implementation of the application, but the scope of protection of the application is not limited thereto. Anyone familiar with the technical field can easily think of changes or replacements within the technical scope disclosed in the application, and should be covered Within the protection scope of this application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.
工业实用性Industrial Applicability
本申请提供了一种电动汽车的充电检测方法、装置及***。该电动汽车的充电检测方法包括：通过充电枪从充电接口获取电动汽车在充电过程中预设检测项中各检测点的第一检测数据；通过OBD连接线从OBD接口获取电动汽车在充电过程中预设检测项中各检测点的第二检测数据；根据第一检测数据和第二检测数据，对电动汽车进行充电安全检测，得到预设检测项的检测报告。该方法中可提高对电动汽车的充电安全检测结果的可靠性， 提高电动汽车的安全性。The present application provides a charging detection method, device and system for an electric vehicle. The charging detection method of the electric vehicle includes: obtaining the first detection data of each detection point in the preset detection items in the charging process of the electric vehicle from the charging interface through the charging gun; The second detection data of each detection point in the preset detection items; according to the first detection data and the second detection data, the charging safety detection of the electric vehicle is performed, and a detection report of the preset detection items is obtained. In this method, the reliability of the charging safety detection result of the electric vehicle can be improved, and the safety of the electric vehicle can be improved.
此外，可以理解的是，本申请的电动汽车的充电检测方法、装置及***是可以重现的，并且可以用在多种工业应用中。例如，本申请的电动汽车的充电检测方法、装置及***可以用于电动汽车充电检测的技术领域。In addition, it can be understood that the electric vehicle charging detection method, device and system of the present application are reproducible and can be used in various industrial applications. For example, the electric vehicle charging detection method, device and system of the present application can be used in the technical field of electric vehicle charging detection.

Claims (16)

  1. 一种电动汽车的充电检测方法，其特征在于，应用于充电安全检测***中的充电检测装置，所述充电检测装置通过充电枪与所述电动汽车的充电接口电连接，所述充电检测装置还通过OBD连接线与所述电动汽车的OBD接口电连接，所述方法包括：A charging detection method for an electric vehicle, characterized in that it is applied to a charging detection device in a charging safety detection system, the charging detection device is electrically connected to the charging interface of the electric vehicle through a charging gun, and the charging detection device is also Electrically connecting with the OBD interface of the electric vehicle through the OBD connection line, the method includes:
    通过所述充电枪从所述充电接口获取所述电动汽车在充电过程中预设检测项中各检测点的第一检测数据；Obtain the first detection data of each detection point in the preset detection items in the charging process of the electric vehicle from the charging interface through the charging gun;
    通过所述OBD连接线从所述OBD接口获取所述电动汽车在充电过程中预设检测项中各所述检测点的第二检测数据；Acquire the second detection data of each of the detection points in the preset detection items of the electric vehicle during the charging process from the OBD interface through the OBD connection line;
    根据所述第一检测数据和所述第二检测数据，对所述电动汽车进行充电安全检测，得到所述预设检测项的检测报告。According to the first detection data and the second detection data, the charging safety detection is performed on the electric vehicle, and a detection report of the preset detection items is obtained.
  2. 根据权利要求1所述的电动汽车的充电检测方法，其特征在于，所述根据所述第一检测数据和所述第二检测数据，对所述电动汽车进行充电安全检测，得到所述预设检测项的检测报告，包括：The charging detection method of an electric vehicle according to claim 1, characterized in that, according to the first detection data and the second detection data, the charging safety detection of the electric vehicle is performed to obtain the preset Test reports for test items, including:
    判断所述第一检测数据，是否满足所述预设检测项的检测标准，得到所述预设检测项的标准判断结果；Judging whether the first detection data meets the detection standard of the preset detection item, and obtaining the standard judgment result of the preset detection item;
    对所述第一检测数据和所述第二检测数据中相同检测点的数据进行比对，得到所述预设检测项中各检测点的数据偏差比例；Comparing the data of the same detection point in the first detection data and the second detection data to obtain the data deviation ratio of each detection point in the preset detection item;
    根据所述第二检测数据中所述电动汽车在外部输入异常信号之后的状态变化，判断所述电动汽车对所述异常信号的处理是否满足要求，得到异常处理分析结果，所述预设检测项的检测报告中包括：所述标准判断结果、所述数据偏差比例，和所述异常处理分析结果。According to the state change of the electric vehicle after the abnormal signal is input from the outside in the second detection data, it is judged whether the processing of the abnormal signal by the electric vehicle meets the requirements, and an abnormal processing analysis result is obtained. The preset detection item The detection report includes: the standard judgment result, the data deviation ratio, and the abnormality processing analysis result.
  3. 根据权利要求1或2所述的电动汽车的充电检测方法，其特征在于，所述充电检测装置还与服务器通信连接；所述方法还包括：The charging detection method of an electric vehicle according to claim 1 or 2, wherein the charging detection device is also connected to a server through communication; the method further comprises:
    向所述服务器发送所述预设检测项的检测报告，以使得所述服务器根据所述预设检测项中各检测点的初始数据以及所述各检测点的数据预测曲线，对所述检测报告进行分析，得到所述电动汽车的充电健康状态评估结果和下次检测时间，并将所述充电健康状态评估结果和所述下次检测时间补充至所述检测报告中，得到最终检测报告。Sending the detection report of the preset detection item to the server, so that the server makes a report on the detection report according to the initial data of each detection point in the preset detection item and the data prediction curve of each detection point Perform analysis to obtain the charging health state evaluation result and the next detection time of the electric vehicle, and add the charging health state evaluation result and the next detection time to the detection report to obtain a final detection report.
  4. 根据权利要求3所述的电动汽车的充电检测方法，其特征在于，所述服务器还与客户端设备通信连接，所述方法还包括：The charging detection method of an electric vehicle according to claim 3, wherein the server is also connected to the client device through communication, and the method further comprises:
    所述通过所述OBD连接线从所述OBD接口获取所述电动汽车在充电过程中预设检测项中各所述检测点的第二检测数据之前，所述方法还包括：Before obtaining the second detection data of each of the detection points in the preset detection items in the charging process of the electric vehicle from the OBD interface through the OBD connection line, the method further includes:
    通过所述OBD连接线从所述OBD接口获取所述电动汽车的第一车辆识别码；Obtaining the first vehicle identification code of the electric vehicle from the OBD interface through the OBD connection line;
    向所述服务器发送所述第一车辆识别码，以使得所述服务器对所述第一车辆识别码和所述客户端设备提交的第二车辆识别码进行比对，得到所述电动汽车的预检测结果。sending the first vehicle identification code to the server, so that the server compares the first vehicle identification code with the second vehicle identification code submitted by the client device, and obtains the pre-identified vehicle identification code of the electric vehicle. Test results.
  5. 根据权利要求4所述的电动汽车的充电检测方法，其特征在于，所述通过所述OBD连接线从所述OBD接口获取所述电动汽车的第一车辆识别码之前，所述方法还包括：The charging detection method of an electric vehicle according to claim 4, wherein before obtaining the first vehicle identification code of the electric vehicle from the OBD interface through the OBD connection line, the method further comprises:
    接收所述服务器下发的所述预设检测项和启动检测命令；receiving the preset detection item and the start detection command issued by the server;
    响应所述启动检测命令，启动检测功能。In response to the start detection command, start the detection function.
  6. 根据权利要求4或5所述的电动汽车的充电检测方法，其特征在于，所述预设检测项为：预设检测顺序中至少一类检测项中的任一检测项；所述预设检测顺序中的各检测项为用户通过所述客户端设备的界面确认的检测项；The charging detection method of an electric vehicle according to claim 4 or 5, wherein the preset detection item is: any detection item in at least one type of detection item in the preset detection sequence; the preset detection Each detection item in the sequence is a detection item confirmed by the user through the interface of the client device;
    所述至少一类检测项包括：标准检测项、专用检测项、安全检测项中的至少一类检测项；The at least one type of detection item includes: at least one type of detection item among standard detection items, special detection items, and safety detection items;
    其中，所述标准检测项包括预设车辆标准中要求的所述电动汽车的检测项，所述专用检测项包括：所述电动汽车的车型所匹配的车辆内部检测项，所述安全检测项包括充电安全及动力电池安全的检测项。Wherein, the standard detection items include the detection items of the electric vehicle required in the preset vehicle standards, the special detection items include: the vehicle interior detection items matched by the model of the electric vehicle, and the safety detection items include Inspection items for charging safety and power battery safety.
  7. 一种充电检测装置，其特征在于，包括：主控单元、充电单元、检测单元、第一OBD接口，其中，所述充电单元与充电枪电连接，所述充电枪与电动汽车的充电接口电连接；所述检测单元通信连接所述充电单元，所述检测单元还与所述主控单元通信连接，以将所述检测单元通过所述充电单元检测的所述电动汽车在充电过程中预设检测项中各检测点的第一检测数据传输至所述主控单元；A charging detection device, characterized in that it includes: a main control unit, a charging unit, a detection unit, and a first OBD interface, wherein the charging unit is electrically connected to a charging gun, and the charging gun is electrically connected to a charging interface of an electric vehicle. connected; the detection unit is communicatively connected to the charging unit, and the detection unit is also communicatively connected to the main control unit, so as to preset the electric vehicle detected by the detection unit through the charging unit during the charging process The first detection data of each detection point in the detection item is transmitted to the main control unit;
    所述第一OBD接口通过OBD连接线与所述电动汽车的第二OBD接口电连接，所述主控单元还通信连接所述第一OBD接口，以使所述第一OBD接口将获取的所述电动汽车在充电过程中预设检测项中各所述检测点的第二检测数据传输至所述主控单元；The first OBD interface is electrically connected to the second OBD interface of the electric vehicle through an OBD connection line, and the main control unit is also communicatively connected to the first OBD interface, so that the first OBD interface will obtain all The second detection data of each of the detection points in the preset detection items in the charging process of the electric vehicle is transmitted to the main control unit;
    所述主控单元用于执行根据权利要求1至6中任一项所述的电动汽车的充电检测方法。The main control unit is used to execute the charging detection method of an electric vehicle according to any one of claims 1-6.
  8. 根据权利要求7所述的充电检测装置，其特征在于，所述主控单元还通过所述第一OBD接口获取所述电动汽车的状态，所获取的状态包括：车门的关闭/开启状态、以及刹车的状态。The charging detection device according to claim 7, wherein the main control unit also obtains the state of the electric vehicle through the first OBD interface, and the obtained state includes: the closed/open state of the door, and The state of the brakes.
  9. 根据权利要求7或8所述的充电检测装置，其特征在于，所述主控单元通信连接所述充电单元，所述主控单元通过所述主控单元与所述充电单元之间的通信连接向所述充电单元下发指令并且传递信息。The charging detection device according to claim 7 or 8, wherein the main control unit is connected to the charging unit through communication, and the main control unit is connected to the charging unit through the communication between the main control unit and the charging unit. Issue instructions and transfer information to the charging unit.
  10. 根据权利要求7至9中任一项所述的充电检测装置，其特征在于，所述充电检测装置还包括：通信单元，所述通信单元与所述主控单元通信连接，所述通信单元配置成用于与服务器通信连接，以将所述预设检测项的检测报告传输至所述服务器。The charging detection device according to any one of claims 7 to 9, characterized in that the charging detection device further comprises: a communication unit, the communication unit communicates with the main control unit, and the communication unit configures configured to communicate with the server, so as to transmit the detection report of the preset detection item to the server.
  11. 根据权利要求7至10中任一项所述的充电检测装置，其特征在于，所述充电检测装置还包括：人机交互显示屏，所述主控单元还与所述人机交互显示屏通信连接，以控制所述人机交互显示屏显示所述预设检测项中当前检测项和所述预设检测项中各检测项的检测状态。The charging detection device according to any one of claims 7 to 10, characterized in that the charging detection device further comprises: a human-computer interaction display, and the main control unit also communicates with the human-computer interaction display connected to control the human-computer interaction display to display the current detection item in the preset detection items and the detection status of each detection item in the preset detection items.
  12. 根据权利要求7至11中的任一项所述的充电检测装置，其特征在于，所述充电检测装置还包括导引控制模拟单元，其中，所述导引控制模拟单元与所述主控单元通信连接，以接收所述主控单元的控制指令；以及，所述导引控制模拟单元还与所述充电单元电连接。The charging detection device according to any one of claims 7 to 11, characterized in that the charging detection device further comprises a pilot control simulation unit, wherein the pilot control simulation unit is connected to the main control unit The communication connection is used to receive the control command of the main control unit; and the guidance control simulation unit is also electrically connected to the charging unit.
  13. 根据权利要求7至12中的任一项所述的充电检测装置，其特征在于，所述充电检测装置还包括车辆检测模块，其中，所述车辆检测模块与所述主控单元通信连接，以向所 述主控单元发送所述电动汽车的状态信息。The charging detection device according to any one of claims 7 to 12, characterized in that the charging detection device further comprises a vehicle detection module, wherein the vehicle detection module communicates with the main control unit to Sending the state information of the electric vehicle to the main control unit.
  14. 根据权利要求13所述的充电检测装置，其特征在于，所述车辆检测模块连接所述第一OBD接口，以获取所述电动汽车的状态及所述电动汽车内部监测数据，并将所获取的所述电动汽车的状态及所述电动汽车内部监测数据传送给所述主控单元。The charging detection device according to claim 13, wherein the vehicle detection module is connected to the first OBD interface to obtain the state of the electric vehicle and the internal monitoring data of the electric vehicle, and the obtained The state of the electric vehicle and the internal monitoring data of the electric vehicle are transmitted to the main control unit.
  15. 根据权利要求13或14所述的充电检测装置，其特征在于，所述车辆检测模块通过所述充电单元采集充电信号。The charging detection device according to claim 13 or 14, wherein the vehicle detection module collects charging signals through the charging unit.
  16. 一种充电检测***，其特征在于，所述充电检测***包括：充电检测装置和电动汽车；A charging detection system, characterized in that the charging detection system includes: a charging detection device and an electric vehicle;
    所述充电检测装置通过充电枪与所述电动汽车的充电接口电连接，所述充电检测装置还通过OBD连接线与所述电动汽车的第二OBD接口电连接，所述充电检测装置用于执行根据权利要求1至6中的任一项所述的电动汽车的充电检测方法。The charging detection device is electrically connected to the charging interface of the electric vehicle through the charging gun, and the charging detection device is also electrically connected to the second OBD interface of the electric vehicle through the OBD connection line, and the charging detection device is used to perform The charging detection method of an electric vehicle according to any one of claims 1 to 6.
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