CN111016727A - Charging and billing method and system for non-vehicle-mounted vehicle direct current charger - Google Patents
Charging and billing method and system for non-vehicle-mounted vehicle direct current charger Download PDFInfo
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- CN111016727A CN111016727A CN201911415098.6A CN201911415098A CN111016727A CN 111016727 A CN111016727 A CN 111016727A CN 201911415098 A CN201911415098 A CN 201911415098A CN 111016727 A CN111016727 A CN 111016727A
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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
- 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
- B60L53/665—Methods related to measuring, billing or payment
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- 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
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- 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
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- 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
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- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a charging and billing method and a charging and billing system of a non-vehicle-mounted vehicle direct-current charger, wherein the charging and billing method comprises the following steps: detecting whether a user selects a first charging mode within a preset time after the charger detects a signal connected with the direct current charging control guide circuit; if the user is not detected to select the first charging mode, charging is completed according to the calculation rule of the first charging mode; and if the first charging mode selected by the user is not detected, charging is carried out after charging is finished according to the calculation rule of the second charging mode. Under the condition that the communication between the charging server and the charger is interrupted for a long time, calculating the offline charging cost through a controller in the charger on the basis of the online charging cost calculated by the charging server, and further accurately obtaining the total charging cost of this time; the problem that the final charge calculation is wrong due to the fact that the charging server cannot accurately calculate the offline charging charge under the condition of long-time communication interruption is solved.
Description
Technical Field
The invention relates to the technical field of electric equipment charging, in particular to a charging and billing method and a charging and billing system for a non-vehicle finished vehicle direct-current charger.
Background
Along with the enhancement of environmental awareness, the urban pollution and the energy crisis are aggravated, so that the electric automobile receives wide attention of personnel, and the reserved quantity of the electric automobile in China is greatly increased. The charger is used as charging equipment for providing electric power for the electric automobile to refuel and continue the journey, the charging accuracy and reliability of the charger are related to the vital interests of charging users and charging operators, along with the massive construction and application of the charger, the charging amount of the charger is continuously increased, and the charging amount charging accuracy and reliability requirements are also continuously improved.
The communication between a charger and a charging server may be interrupted in the current charging process, so that the charging is wrong, if the charging server is interrupted for a while (reconnected before charging is completed) after reconnection can also calculate the charge of the whole charging process through offline charging data, but if the interruption time is too long (the communication is not reconnected after charging is completed), the whole charging charge cannot be calculated through the charging server, so that the charging of the whole charging process is wrong; therefore, how to ensure the accuracy and reliability of charging is a problem to be solved at present.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a charging method and a charging system for a non-vehicle finished vehicle direct-current charger, and solves the defects of the charging method of the conventional charger.
The purpose of the invention is realized by the following technical scheme: a charging and billing method of a non-vehicle-mounted vehicle direct current charger comprises the following steps:
detecting whether a user selects a first charging mode within a preset time after the charger detects a signal connected with the direct current charging control guide circuit;
if the user is not detected to select the first charging mode, charging is completed according to the calculation rule of the first charging mode;
and if the first charging mode selected by the user is not detected, charging is carried out after charging is finished according to the calculation rule of the second charging mode.
The first charging mode is a mode that a user finishes charging amount input through a charger within a preset time after the direct current charging control guide circuits of the charging equipment end and the electric vehicle end are connected;
and the second charging mode is a mode that a user does not input charging amount on the charger within a preset time after the direct current charging control guide circuits of the charging equipment end and the electric automobile end are connected, and the user stops charging at any time or finishes inputting the maximum input power of the battery of the electric automobile.
The finishing charging according to the calculation rule of the first charging mode comprises:
the charging parameter information of the electric automobile is obtained, theoretical charging time is calculated according to the obtained charging parameter information and charging amount input by a user, and the electric automobile is charged according to the duration of the theoretical charging time.
The completing charging according to the calculation rule of the first charging mode further comprises:
calculating the actual charging time from the beginning of charging to the stopping of charging of the electric automobile, and judging whether the actual charging time is less than the theoretical charging time or not;
if the actual charging time is less than the theoretical charging time, the charging is continued and the charging is stopped when the actual charging time is equal to the theoretical charging time.
The charging after the charging according to the calculation rule of the second charging mode includes:
recording the charging starting time after detecting that the battery management system sends a charging signal;
monitoring the communication connection state between the charging server and the charger in real time in the charging process;
if the communication connection between the charging server and the charger is disconnected, recording the communication disconnection time, generating online charging data, and storing the online charging data in a cache region;
and after the charger continues to charge and the charging is finished, recording the charging finishing time and obtaining the offline charging data at the moment, and storing the offline charging data in a cache region.
The online charging data comprises online charging time, online charging power and online charging cost; the offline charging data includes offline charging time and offline charging power.
The charging after the charging according to the calculation rule of the second charging mode further comprises:
if the communication between the charging server and the charger is reconnected before the charging is finished, the charging server calculates the offline charging data and adds the online charging cost in the online charging data to obtain the total charging cost of the time;
if the communication between the charging server and the charger is not reconnected before the charging is finished, the controller in the charger calculates the offline charging fee according to the online charging data and the offline charging data, and the offline charging fee is added to obtain the total charging fee of this time.
A charging and billing system based on a charging and billing method of a non-vehicle-mounted vehicle direct current charger comprises a billing server and the charger which is in communication connection with the billing server; the charger comprises a controller, a detection module, a calculation module and a monitoring module;
the controller is used for controlling the sending and receiving of the instruction signals of other modules in the charger;
the detection module is used for detecting the connection state of the charging control guide circuit of the charger end and the charging control guide circuit of the electric automobile end;
the calculation module is used for calculating charging time and calculating offline charging cost according to the online charging data and the offline charging data;
the monitoring module is used for monitoring the communication connection state between the charging server and the charger in real time.
The device also comprises a display input module and a storage module; the display input module is used for inputting the charging amount when the user selects the first charging module; the storage module is used for storing online charging data and offline charging data.
The computing module comprises a computing unit and a judging unit; the calculating unit is used for calculating theoretical charging time and actual charging time of the electric automobile and calculating offline charging cost according to the online charging data and the offline charging data; and the judging unit judges the magnitude relation between the theoretical charging time and the actual charging time.
The invention has the beneficial effects that: a charging and charging method and system of a non-vehicle-mounted whole vehicle direct current charger can enable a user to select two charging modes of charging according to input money and charging according to charging time, and under the condition that a charging server is in long-time communication interruption with the charger, the charge of offline charging is calculated through a controller in the charger on the basis of online charging charge calculated by a previous charging server, so that the total charging charge of the time is accurately obtained; the problem that the final charge calculation is wrong due to the fact that the charging server cannot accurately calculate the offline charging charge under the condition of long-time communication interruption is solved.
Drawings
FIG. 1 is a flow chart of the method of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "upper", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings or orientations or positional relationships that the products of the present invention conventionally use, which are merely for convenience of description and simplification of description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.
As shown in fig. 1, a charging and billing method of a non-vehicle-mounted vehicle dc charger includes:
s1, detecting whether the user selects the first charging mode within the preset time after the charger detects the signal connected with the direct current charging control guide circuit;
s2, if the first charging mode selected by the user is not detected, finishing charging according to the calculation rule of the first charging mode;
and S3, if the first charging mode selected by the user is not detected, charging is carried out after charging is finished according to the calculation rule of the second charging mode.
Further, the first charging mode is a mode that a user finishes charging amount input through a charger within a preset time after the direct current charging control guide circuits of the charging equipment end and the electric vehicle end are connected;
further, the second charging mode is a mode in which a user does not input a charging amount on the charger within a preset time after the direct current charging control guidance circuits of the charging device end and the electric vehicle end are connected, and the user terminates charging at any time or completes input of the maximum input power of the electric vehicle battery.
The finishing charging according to the calculation rule of the first charging mode comprises:
the charging parameter information of the electric automobile is obtained, theoretical charging time is calculated according to the obtained charging parameter information and charging amount input by a user, and the electric automobile is charged according to the duration of the theoretical charging time.
The preset time is within a range of 30-60 s, and the preset time can be flexibly set according to actual conditions, for example, after a charging gun of a charger is inserted into an electric vehicle (indicating that charging connection is already realized between a charging control guide circuit at a charger end and a charging control guide circuit at an electric vehicle end), if a user inputs charging amount (such as 300 yuan) through a display screen of the charger within 45s, rated input power is calculated according to input voltage and input current of a storage battery of the electric vehicle, and then the theoretical charging time of 300 yuan which can be charged can be calculated according to a charging rule of a charging server.
Further, the completing charging according to the calculation rule of the first charging mode further includes:
s21, calculating the actual charging time from the start of charging to the stop of charging of the electric automobile, and judging whether the actual charging time is less than the theoretical charging time;
and S22, if the actual charging time is less than the theoretical charging time, continuing the charging and stopping the charging when the actual charging time is equal to the theoretical charging time.
Further, if the theoretical charging time for charging 300 yuan is 15 minutes as calculated by the first billing mode, and the charging is stopped when the charging time reaches 13 minutes during the charging process, the actual charging time is less than the theoretical charging time, and the connection charging needs to be continued until the charging is fully charged for 15 minutes.
Further, the charging after the charging according to the calculation rule of the second charging mode includes:
s31, recording the charging starting time after detecting that the battery management system sends a charging signal;
s32, monitoring the communication connection state between the charging server and the charger in real time in the charging process;
s33, if the communication connection between the charging server and the charger is disconnected, recording the communication disconnection time, generating online charging data, and storing the online charging data in a cache region;
and S34, the charger continues to charge, records the charging completion time and obtains the offline charging data after the charging is completed, and stores the offline charging data in the cache region.
The online charging data comprises online charging time, online charging power and online charging cost; the online charging time can be obtained through the charging starting time and the communication disconnection time, the online charging power is obtained through the change of the electric quantity of the electric meter, and the charging server calculates the online charging cost according to the charging rule.
The offline charging data comprises offline charging time and offline charging power; the off-line charging time can be obtained through the communication disconnection time and the charging ending time, and the off-line charging power can be obtained through the electric quantity change of the electric meter before and after the communication disconnection.
The charging after the charging according to the calculation rule of the second charging mode further comprises:
s35, if the communication between the charging server and the charger is reconnected before the charging is finished, the charging server calculates the offline charging data and adds the online charging fee in the online charging data to obtain the total charging fee of the time;
and S36, if the communication between the charging server and the charger is not reconnected before the charging is finished, calculating the offline charging fee by the controller in the charger according to the online charging data and the offline charging data, and adding the online charging fee to obtain the total charging fee of the time.
Further, calculating the offline charging cost according to the online charging data and the offline charging data comprises obtaining the online charging cost in unit time according to the ratio of the online charging time to the online charging cost, and obtaining a first offline charging cost according to the offline charging time; obtaining the online charging cost of unit power according to the ratio of the online charging power to the online charging cost, and obtaining a second offline charging cost according to the offline charging power, wherein the first offline charging cost and the second offline charging cost are the same under the general condition; the controller adds the online charging fee stored in the buffer area to the first offline charging fee or the second offline charging fee to obtain the total charging fee.
If the first offline charging cost is different from the second offline charging cost, detecting whether the overcharge interruption occurs in the online charging process, and if so, taking the second offline charging cost as the offline charging cost; if not, the average value of the first offline charging cost and the second offline charging cost is taken as the offline charging cost, and then the online charging cost is added to obtain the total charging cost.
The charging and billing system comprises a billing server and a charger which is in communication connection with the billing server; the charger comprises a controller, a detection module, a calculation module and a monitoring module;
the controller is used for controlling the sending and receiving of the instruction signals of other modules in the charger;
the detection module is used for detecting the connection state of the charging control guide circuit of the charger end and the charging control guide circuit of the electric automobile end;
the calculation module is used for calculating charging time and calculating offline charging cost according to the online charging data and the offline charging data;
the monitoring module is used for monitoring the communication connection state between the charging server and the charger in real time.
The device also comprises a display input module and a storage module; the display input module is used for inputting the charging amount when the user selects the first charging module; the storage module is used for storing online charging data and offline charging data.
The computing module comprises a computing unit and a judging unit; the calculating unit is used for calculating theoretical charging time and actual charging time of the electric automobile and calculating offline charging cost according to the online charging data and the offline charging data; and the judging unit judges the magnitude relation between the theoretical charging time and the actual charging time.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A charging and billing method of a non-vehicle-mounted vehicle direct current charger is characterized by comprising the following steps: the charging and billing method comprises the following steps:
detecting whether a user selects a first charging mode within a preset time after the charger detects a signal connected with the direct current charging control guide circuit;
if the user is not detected to select the first charging mode, charging is completed according to the calculation rule of the first charging mode;
and if the first charging mode selected by the user is not detected, charging is carried out after charging is finished according to the calculation rule of the second charging mode.
2. The charging and billing method of the non-vehicle-mounted vehicle direct current charger according to claim 1, characterized in that: the first charging mode is a mode that a user finishes charging amount input through a charger within a preset time after the direct current charging control guide circuits of the charging equipment end and the electric vehicle end are connected;
and the second charging mode is a mode that a user does not input charging amount on the charger within a preset time after the direct current charging control guide circuits of the charging equipment end and the electric automobile end are connected, and the user stops charging at any time or finishes inputting the maximum input power of the battery of the electric automobile.
3. The charging and billing method of the non-vehicle-mounted vehicle direct current charger according to claim 2, characterized in that: the finishing charging according to the calculation rule of the first charging mode comprises:
the charging parameter information of the electric automobile is obtained, theoretical charging time is calculated according to the obtained charging parameter information and charging amount input by a user, and the electric automobile is charged according to the duration of the theoretical charging time.
4. The charging and billing method of the non-vehicle-mounted vehicle direct current charger according to claim 3, characterized in that: the completing charging according to the calculation rule of the first charging mode further comprises:
calculating the actual charging time from the beginning of charging to the stopping of charging of the electric automobile, and judging whether the actual charging time is less than the theoretical charging time or not;
if the actual charging time is less than the theoretical charging time, the charging is continued and the charging is stopped when the actual charging time is equal to the theoretical charging time.
5. The charging and billing method of the non-vehicle-mounted vehicle direct current charger according to claim 2, characterized in that: the charging after the charging according to the calculation rule of the second charging mode includes:
recording the charging starting time after detecting that the battery management system sends a charging signal;
monitoring the communication connection state between the charging server and the charger in real time in the charging process;
if the communication connection between the charging server and the charger is disconnected, recording the communication disconnection time, generating online charging data, and storing the online charging data in a cache region;
and after the charger continues to charge and the charging is finished, recording the charging finishing time and obtaining the offline charging data at the moment, and storing the offline charging data in a cache region.
6. The charging and billing method of the non-vehicle-mounted vehicle direct current charger according to claim 5, characterized in that: the online charging data comprises online charging time, online charging power and online charging cost; the offline charging data includes offline charging time and offline charging power.
7. The charging and billing method of the non-vehicle-mounted vehicle direct current charger according to claim 6, characterized in that: the charging after the charging according to the calculation rule of the second charging mode further comprises:
if the communication between the charging server and the charger is reconnected before the charging is finished, the charging server calculates the offline charging data and adds the online charging cost in the online charging data to obtain the total charging cost of the time;
if the communication between the charging server and the charger is not reconnected before the charging is finished, the controller in the charger calculates the offline charging fee according to the online charging data and the offline charging data, and the offline charging fee is added to obtain the total charging fee of this time.
8. A charging and billing system based on a charging and billing method of a non-vehicle-mounted vehicle direct current charger is characterized in that: the charging system comprises a charging server and a charger in communication connection with the charging server; the charger comprises a controller, a detection module, a calculation module and a monitoring module;
the controller is used for controlling the sending and receiving of the instruction signals of other modules in the charger;
the detection module is used for detecting the connection state of the charging control guide circuit of the charger end and the charging control guide circuit of the electric automobile end;
the calculation module is used for calculating charging time and calculating offline charging cost according to the online charging data and the offline charging data;
the monitoring module is used for monitoring the communication connection state between the charging server and the charger in real time.
9. The charging and billing system of the charging and billing method based on the non-vehicle-mounted vehicle direct current charger according to claim 8, characterized in that: the device also comprises a display input module and a storage module; the display input module is used for inputting the charging amount when the user selects the first charging module; the storage module is used for storing online charging data and offline charging data.
10. The charging and billing system of the charging and billing method based on the non-vehicle-mounted vehicle direct current charger according to claim 8, characterized in that: the computing module comprises a computing unit and a judging unit; the calculating unit is used for calculating theoretical charging time and actual charging time of the electric automobile and calculating offline charging cost according to the online charging data and the offline charging data; and the judging unit judges the magnitude relation between the theoretical charging time and the actual charging time.
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| CN113942411A (en) * | 2021-11-22 | 2022-01-18 | 东风汽车集团股份有限公司 | Charging detection fault-tolerant system and method |
| CN113942411B (en) * | 2021-11-22 | 2023-08-25 | 东风汽车集团股份有限公司 | Charging detection fault tolerance system and method |
| CN116778638A (en) * | 2023-08-23 | 2023-09-19 | 广东星云开物科技股份有限公司 | Charging pile charging method, charging pile charging device, charging pile charging equipment, storage medium and charging pile system |
| CN116778638B (en) * | 2023-08-23 | 2023-12-05 | 广东星云开物科技股份有限公司 | Charging pile charging method, charging pile charging device, charging pile charging equipment, storage medium and charging pile system |
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