CN109130898A - A kind of control method, device, equipment and the automobile of integrated vehicle-mounted charger - Google Patents
A kind of control method, device, equipment and the automobile of integrated vehicle-mounted charger Download PDFInfo
- Publication number
- CN109130898A CN109130898A CN201811009329.9A CN201811009329A CN109130898A CN 109130898 A CN109130898 A CN 109130898A CN 201811009329 A CN201811009329 A CN 201811009329A CN 109130898 A CN109130898 A CN 109130898A
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- China
- Prior art keywords
- operating mode
- integrated
- vehicle
- direct current
- charger
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Classifications
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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
- B60L2210/00—Converter types
- B60L2210/10—DC to DC converters
-
- 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
- Y02T90/14—Plug-in electric vehicles
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses control method, device, equipment and the automobile of a kind of integrated vehicle-mounted charger, the control method of the integrated vehicle-mounted charger includes: the wake-up signal for obtaining integrated manipulator；After integrated manipulator receives wake-up signal, control integrated vehicle-mounted charger is initialized；After the completion of initialization, according to charging gun connection status, the control instruction of the wake-up states of integrated vehicle-mounted charger and entire car controller VCU or battery management system BMS, the operating mode of integrated manipulator is selected；The power battery and storage battery power supply that the integrated vehicle-mounted charger is vehicle are controlled according to the operation mode.The embodiment of the present invention, by the operating mode for controlling integrated vehicle-mounted charger, realize the function of high voltage direct current charging and low-voltage dc voltage conversion, solves Vehicular charger and when direct current transducer works at the same time, direct current transducer output power is limited, the problem for causing electric car low pressure booster battery electricity low.
Description
Technical field
The present invention relates to integrated vehicle-mounted charger control field more particularly to a kind of controls of integrated vehicle-mounted charger
Method, apparatus, equipment and automobile.
Background technique
Vehicular charger motor and direct current transducer integrated form are designed to the reliability, high efficiency, miniaturization of electric car
Clearly resolving ideas is provided with cost performance, wherein since Vehicular charger and direct current transducer share control panel, it is vehicle-mounted to fill
When motor and direct current transducer work at the same time, the output power of direct current transducer is limited by Vehicular charger, then is electronic
Automobile low pressure booster battery charging efficiency it is lower, cause low tension battery electricity lower, thus traditional vehicle-mounted charge with
The method that direct current conversion controls respectively has been not applied for this scheme.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of control method of integrated vehicle-mounted charger, device,
Equipment and automobile, solve Vehicular charger and when direct current transducer works at the same time, direct current transducer output power is limited, causes
The low problem of electric car low pressure booster battery electricity.
According to one aspect of the present invention, a kind of control method of integrated vehicle-mounted charger is provided, comprising:
Obtain the wake-up signal of integrated manipulator；
After the integrated manipulator receives the wake-up signal, control integrated vehicle-mounted charger is initialized；
After the completion of the initialization, according to charging gun connection status, the wake-up states of the integrated vehicle-mounted charger
And entire car controller (Vehicle Control Unit, abbreviation VCU) or battery management system (Battery Management
System, abbreviation BMS) control instruction, select the operating mode of integrated manipulator；
The power battery and storage battery power supply that the integrated vehicle-mounted charger is vehicle are controlled according to the operation mode；
Wherein, the wake-up signal includes: to indicate that charging gun is converted to connection or semi-connection state by not-connected status
In connection confirmation CC signal, charger rigid line wake-up signal, direct current transducer rigid line wake-up signal and high pressure wake-up signal
At least one.
Optionally, it after the completion of the initialization, is called out according to charging gun connection status, the integrated vehicle-mounted charger
The control instruction of the state of waking up and entire car controller VCU or battery management system BMS, selects the operating mode of integrated manipulator
Step includes:
When the charging gun is connection or semi-connection state, the operating mode of the integrated manipulator is selected to fill to be vehicle-mounted
Motor (ON-Board Controller, abbreviation OBC) operating mode；
When the charging gun is not connected with, the direct current transducer of integrated vehicle-mounted charger is waken up and has high pressure, selection
The operating mode of the integrated manipulator is direct current transducer (Direct Current, abbreviation DC) operating mode；
The shutdown that entire car controller VCU or battery management system BMS is sent is not connected with or receives in the charging gun to refer to
Enable, direct current transducer and Vehicular charger are not waken up and when without high pressure, control the operating mode of the integrated manipulator
For suspend mode.
Optionally, the power battery and electric power storage that the integrated vehicle-mounted charger is vehicle are controlled according to the operation mode
Battery-powered step includes:
If the operating mode is Vehicular charger OBC operating mode, controls the integrated vehicle-mounted charger and utilize
The electric energy of power supply unit is the power battery and storage battery power supply of vehicle simultaneously；
If the operating mode is direct current transducer DC operating mode, the direct current of the integrated vehicle-mounted charger is controlled
Converter is the storage battery power supply using the electric energy of the power battery.
Optionally, when the operating mode is Vehicular charger OBC operating mode, the integrated vehicle-mounted charging is controlled
After the step of machine utilizes the electric energy of power supply unit to be simultaneously the power battery and storage battery power supply of vehicle further include:
Monitor the voltage status of the battery；
When the voltage of the battery reaches preset duration lower than the first predeterminated voltage, controls the integrated manipulator and move back
The Vehicular charger OBC operating mode out, and enter the direct current transducer DC operating mode；
In integrated manipulator work in the direct current transducer DC operating mode, if monitoring the voltage of the battery
Reach the second predeterminated voltage, then reselects the operating mode of the integrated manipulator.
According to another aspect of the invention, a kind of control device of integrated vehicle-mounted charger is provided, comprising:
First obtains module, for obtaining the wake-up signal of integrated manipulator；
First control module, for controlling integrated vehicle-mounted after the integrated manipulator receives the wake-up signal
Charger is initialized；
First choice module is used for after the completion of the initialization, according to charging gun connection status, the integrated vehicle-mounted
The wake-up states of charger and the control instruction of entire car controller VCU or battery management system BMS, select integrated manipulator
Operating mode；
Second control module, for controlling the power that the integrated vehicle-mounted charger is vehicle according to the operation mode
Battery and storage battery power supply；
Wherein, the wake-up signal includes: to indicate that charging gun is converted to connection or semi-connection state by not-connected status
In connection confirmation CC signal, charger rigid line wake-up signal, direct current transducer rigid line wake-up signal and high pressure wake-up signal
At least one.
Optionally, the first choice module includes:
First selecting unit, for selecting the integrated manipulator when the charging gun is connection or semi-connection state
Operating mode be Vehicular charger OBC operating mode；
Second selecting unit, for being not connected in the charging gun, the direct current transducer of integrated vehicle-mounted charger is called out
When waking up and having high pressure, select the operating mode of the integrated manipulator for direct current transducer DC operating mode；
Third selecting unit, for being not connected with or receiving entire car controller VCU or battery management system in the charging gun
Halt instruction, direct current transducer and the Vehicular charger that system BMS is sent are not waken up and when without high pressures, control described integrated
The operating mode of controller is suspend mode.
Optionally, second control module includes:
First control unit controls the one if being Vehicular charger OBC operating mode for the operating mode
Formula Vehicular charger utilizes the electric energy of power supply unit while being the power battery and storage battery power supply of vehicle；
Second control unit controls the one if being direct current transducer DC operating mode for the operating mode
The direct current transducer of formula Vehicular charger is the storage battery power supply using the electric energy of the power battery.
Optionally, the control device of the integrated vehicle-mounted charger further include:
Monitoring modular, for monitoring the voltage status of the battery；
Third control module, when reaching preset duration lower than the first predeterminated voltage for the voltage in the battery, control
It makes the integrated manipulator and exits the Vehicular charger OBC operating mode, and enter the direct current transducer DC operating mode；
4th control module, for working in integrated manipulator in the direct current transducer DC operating mode, if monitoring
Voltage to the battery reaches the second predeterminated voltage, then reselects the operating mode of the integrated manipulator.
According to another aspect of the invention, a kind of control equipment of integrated vehicle-mounted charger, including processing are provided
Device, memory and it is stored in the computer program that can be run on the memory and on the processor, the computer journey
Sequence realizes the step of control method of above-mentioned integrated vehicle-mounted charger when being executed by the processor.
Another aspect according to the present invention provides a kind of automobile, the control including above-mentioned integrated vehicle-mounted charger
Device processed.
The beneficial effect of the embodiment of the present invention is:
In above scheme, by control integrated vehicle-mounted charger operating mode, realize high voltage direct current charging and it is low
The function of pressing DC voltage conversion, solves Vehicular charger and when direct current transducer works at the same time, direct current transducer output work
Rate is limited, the problem for causing electric car low pressure booster battery electricity low.
Detailed description of the invention
Fig. 1 shows one of the flow charts of control method of the integrated vehicle-mounted charger of the embodiment of the present invention；
Fig. 2 indicates the integrated manipulator of the embodiment of the present invention and the connection schematic diagram of vehicle other component；
Fig. 3 indicates the two of the flow chart of the control method of the integrated vehicle-mounted charger of the embodiment of the present invention；
Fig. 4 indicates one of the structural block diagram of control device of the integrated vehicle-mounted charger of the embodiment of the present invention；
Fig. 5 indicates the two of the structural block diagram of the control device of the integrated vehicle-mounted charger of the embodiment of the present invention.
Specific embodiment
The exemplary embodiment that the present invention will be described in more detail below with reference to accompanying drawings.Although showing the present invention in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the present invention without should be by embodiments set forth here
It is limited.It is to be able to thoroughly understand the present invention on the contrary, providing these embodiments, and can be by the scope of the present invention
It is fully disclosed to those skilled in the art.
As shown in Figure 1, the embodiment provides a kind of control methods of integrated vehicle-mounted charger, comprising:
Step 11, the wake-up signal for obtaining integrated manipulator；
In the embodiment, the wake-up signal includes: to indicate that charging gun is converted to connection or half-connection by not-connected status
Connection confirmation CC signal, charger rigid line wake-up signal, direct current transducer rigid line wake-up signal and the high pressure of state wake up letter
At least one of number.
Wherein, the connection confirmation CC signal can indicate the connection status of charging gun, sentence according to the resistance value of CC signal
Break when being converted to connection or semi-connection state by not-connected status to charging gun, it is believed that integrated manipulator receives wake-up signal；
The charger rigid line wake-up signal refers to that integrated manipulator receives the wake-up signal that 12V is converted to by 0V of charger；Institute
It states direct current transducer rigid line wake-up signal and refers to that integrated manipulator receives the wake-up letter for being converted to 12V by 0V of direct current transducer
Number；The high pressure wake-up signal refers to direct current transducer input line to the signal of high-voltage electricity.
Step 12, after the integrated manipulator receives the wake-up signal, control integrated vehicle-mounted charger carry out
Initialization；
The integrated manipulator can control the charger part and direct current transducer portion of integrated vehicle-mounted charger simultaneously
Point, after integrated manipulator receives the arbitrary signal in above-mentioned wake-up signal from shutdown low power consumpting state, at the beginning of complete machine
Beginning state.
The complete machine initialization refers to integrated manipulator built in self testing, to internal random access memory (Random Access
Memory, abbreviation RAM) or read-only memory (Read-Only Memory, abbreviation ROM), storing data is read, initialization CAN is logical
Interrogate chip, internal system parameters initialization.
Step 13, after the completion of the initialization, called out according to charging gun connection status, the integrated vehicle-mounted charger
The control instruction of the state of waking up and entire car controller VCU or battery management system BMS, selects the operating mode of integrated manipulator；
The operating mode includes Vehicular charger OBC operating mode and direct current transducer DC operating mode and suspend mode mould
Formula, wherein the Vehicular charger OBC operating mode refers to that Vehicular charger is worked at the same time with direct current transducer, energy is from original
Avris is transmitted to secondary side, i.e., the alternating current that the described Vehicular charger provides power supply unit is converted to direct current, is vehicle
Power battery provides DC high-voltage, and the direct current exported Vehicular charger by direct current transducer is after voltage transformation,
It is battery for DC low-voltage electricity, and then realizes to the function of power battery charging and vehicle low-voltage power supply, but vehicle-mounted charge
Machine, which works, will limit the fan-out capability of direct current transducer；The direct current transducer DC operating mode refers to the independent work of DC converter
Make, energy is exported from secondary side high input voltage to low pressure, i.e., the described DC converter is by the DC high-voltage of power battery through electricity
Buckling is battery input direct-current low tension after changing, and then realizes the function of vehicle low-voltage power supply.
Step 14 controls power battery and electric power storage that the integrated vehicle-mounted charger is vehicle according to the operation mode
Pond power supply；
In the embodiment, after the integrated manipulator selection operating mode, the work shape of integrated vehicle-mounted charger is controlled
Formula.Specifically, in order to avoid under Vehicular charger OBC operating mode, the output of Vehicular charger work limit direct current transducer
Ability causes battery charge efficiency lower, and in the process, the moment monitors the voltage status of low tension battery, if holding
When continuous certain time is lower than specific voltage, integrated manipulator exits Vehicular charger OBC operating mode, into direct current transducer DC
Process control permission is released to direct current converter by operating mode, integrated manipulator, and direct current transducer fan-out capability can reach full
Power.After low tension battery voltage is increased in a certain range, integrated manipulator rejudges operating mode, realizes charging function
Energy.
The program realizes high voltage direct current charging and low-voltage direct by the operating mode of control integrated vehicle-mounted charger
The function of voltage conversion, solves Vehicular charger and when direct current transducer works at the same time, direct current transducer output power is limited,
The problem for causing electric car low pressure booster battery electricity low.
In the above embodiment of the present invention, the step 13 includes:
When the charging gun is connection or semi-connection state, the operating mode of the integrated manipulator is selected to fill to be vehicle-mounted
Motor OBC operating mode；
In the embodiment, the connection status of charging gun is judged according to the resistance value of connection confirmation CC signal, it is described determining
When charging gun is connection or semi-connection state, indicate that the advantageous emergency electric supply unit of user is the intention of battery charging, then selection is integrated
The operating mode of controller is Vehicular charger OBC operating mode, i.e., the exchange that the described Vehicular charger provides power supply unit
Electricity is converted to direct current, provides DC high-voltage for the power battery of vehicle, and by direct current transducer that Vehicular charger is defeated
Direct current out is battery for DC low-voltage electricity after voltage transformation.
When the charging gun is not connected with, the direct current transducer of integrated vehicle-mounted charger is waken up and has high pressure, selection
The operating mode of the integrated manipulator is direct current transducer DC operating mode；
If it is not connected to determine charging gun according to the resistance value of connection confirmation CC signal, then it is assumed that it powers without power supply unit,
If at this time the direct current transducer of integrated manipulator be waken up according to rigid line wake-up signal and direct current transducer high voltage supply just
Normal and itself fault-free, then select the operating mode of integrated manipulator for direct current transducer DC operating mode, i.e., the described direct current becomes
The DC high-voltage of power battery is battery input direct-current low tension after voltage transformation by parallel operation.
The shutdown that entire car controller VCU or battery management system BMS is sent is not connected with or receives in the charging gun to refer to
Enable, direct current transducer and Vehicular charger are not waken up and when without high pressure, control the operating mode of the integrated manipulator
For suspend mode.
In the embodiment, it is not connected with if integrated manipulator determines charging gun according to the resistance value of connection confirmation CC signal, or
Person receives the halt instruction that entire car controller VCU or battery management system BMS are sent or direct current transducer and vehicle-mounted fills
When motor is not waken up and direct current transducer is without high pressure, it is believed that integrated vehicle-mounted charger is without work requirements, then integrated control
Device enters suspend mode.
Specifically, the power battery and electric power storage that the integrated vehicle-mounted charger is vehicle are controlled according to the operation mode
Battery-powered step includes:
If the operating mode is Vehicular charger OBC operating mode, controls the integrated vehicle-mounted charger and utilize
The electric energy of power supply unit is the power battery and storage battery power supply of vehicle simultaneously；
If the operating mode is direct current transducer DC operating mode, the direct current of the integrated vehicle-mounted charger is controlled
Converter is the storage battery power supply using the electric energy of the power battery.
In the embodiment, integrated manipulator and power supply unit, power battery, battery and entire car controller VCU or electricity
The connection relationship of pond management system BMS is as shown in Fig. 2, the integrated manipulator is connect with power supply unit, and is separately connected vehicle
Power battery and battery, and the integrated manipulator and entire car controller VCU or battery management system BMS pass through CAN net
Network is communicated.
If integrated manipulator operating mode is Vehicular charger OBC operating mode, integrated manipulator controls integral in-vehicle
The charger and direct current transducer for carrying charger work at the same time, and process control permission is released to Vehicular charger by integrated manipulator
The fan-out capability of OBC, direct current transducer DC are restricted, when the control confirmation CP signal condition of power supply unit is 6V, it is believed that fill
Electric rifle is to be fully connected, and Vehicular charger OBC requests electricity according to the capacity of charge cable, the fan-out capability of power supply unit, BMS
Parameter settings electric current, the voltages such as stream, voltage value output charge to power accumulator, and are filled by direct current transducer by vehicle-mounted
The direct current of motor output is battery constant-voltage charge after voltage transformation.
If integrated manipulator operating mode is direct current transducer DC operating mode, integrated manipulator controls integrated vehicle-mounted
The direct current transducer of charger works, and process control permission is released to direct current transducer DC, direct current transducer by integrated manipulator
The fan-out capability of DC reaches full power, is battery input direct-current low pressure after voltage transformation by the DC high-voltage of power battery
Electricity, and then realize the function of vehicle low-voltage power supply.
As shown in figure 3, controlling the integrated vehicle-mounted when the operating mode is Vehicular charger OBC operating mode
After the step of charger utilizes the electric energy of power supply unit to be simultaneously the power battery and storage battery power supply of vehicle further include:
The voltage status of step 31, the monitoring battery；
Step 32, when the voltage of the battery reaches preset duration lower than the first predeterminated voltage, control described integrated
Controller exits the Vehicular charger OBC operating mode, and enters the direct current transducer DC operating mode；
In the embodiment, when integrated manipulator work is in Vehicular charger OBC operating mode, control integrated vehicle-mounted charging
When machine charges simultaneously for the power battery and battery of vehicle, since the fan-out capability of direct current transducer is by Vehicular charger
Limitation, causes battery charge efficiency lower, causes accumulator electric-quantity lower, influences the low-voltage equipment power supply of vehicle, therefore,
During this, the voltage status of the integrated manipulator real-time monitoring battery, if it is pre- lower than first certain time occur
If when voltage, integrated manipulator exits Vehicular charger OBC operating mode, into direct current transducer DC operating mode, control is integrated
Process control permission is released to direct current transducer DC by device processed, and the fan-out capability of direct current transducer DC can reach full power.
Step 33 works in integrated manipulator in the direct current transducer DC operating mode, if monitoring the electric power storage
The voltage in pond reaches the second predeterminated voltage, then reselects the operating mode of the integrated manipulator.
In the embodiment, integrated manipulator work in the direct current transducer DC operating mode, direct current transducer DC with
Efficient form is increased to a certain range to charge the battery, in the voltage for monitoring battery, reaches the second predeterminated voltage
Afterwards, integrated manipulator rejudges operating mode, realizes charge function.Wherein, first predeterminated voltage and described second pre-
If voltage can be set according to demand, first predeterminated voltage should be less than second predeterminated voltage.
As shown in figure 4, the embodiment provides a kind of control devices of integrated vehicle-mounted charger, comprising:
First obtains module 41, for obtaining the wake-up signal of integrated manipulator；
In the embodiment, the wake-up signal includes: to indicate that charging gun is converted to connection or half-connection by not-connected status
Connection confirmation CC signal, charger rigid line wake-up signal, direct current transducer rigid line wake-up signal and the high pressure of state wake up letter
At least one of number.
Wherein, the connection confirmation CC signal can indicate the connection status of charging gun, sentence according to the resistance value of CC signal
Break when being converted to connection or semi-connection state by not-connected status to charging gun, it is believed that integrated manipulator receives wake-up signal；
The charger rigid line wake-up signal refers to that integrated manipulator receives the wake-up signal that 12V is converted to by 0V of charger；Institute
It states direct current transducer rigid line wake-up signal and refers to that integrated manipulator receives the wake-up letter for being converted to 12V by 0V of direct current transducer
Number；The high pressure wake-up signal refers to direct current transducer input line to the signal of high-voltage electricity.
First control module 42, for controlling integral in-vehicle after the integrated manipulator receives the wake-up signal
Charger is carried to be initialized；
The integrated manipulator can control the charger part and direct current transducer portion of integrated vehicle-mounted charger simultaneously
Point, after integrated manipulator receives the arbitrary signal in above-mentioned wake-up signal from shutdown low power consumpting state, at the beginning of complete machine
Beginning state.
The complete machine initialization refers to integrated manipulator built in self testing, to internal random access memory (Random Access
Memory, abbreviation RAM) or read-only memory (Read-Only Memory, abbreviation ROM), storing data is read, initialization CAN is logical
Interrogate chip, internal system parameters initialization.
First choice module 43 is used for after the completion of the initialization, according to charging gun connection status, the integral in-vehicle
The wake-up states of charger and the control instruction of entire car controller VCU or battery management system BMS are carried, integrated manipulator is selected
Operating mode；
The operating mode includes Vehicular charger OBC operating mode and direct current transducer DC operating mode and suspend mode mould
Formula, wherein the Vehicular charger OBC operating mode refers to that Vehicular charger is worked at the same time with direct current transducer, energy is from original
Avris is transmitted to secondary side, i.e., the alternating current that the described Vehicular charger provides power supply unit is converted to direct current, is vehicle
Power battery provides DC high-voltage, and the direct current exported Vehicular charger by direct current transducer is after voltage transformation,
It is battery for DC low-voltage electricity, and then realizes to the function of power battery charging and vehicle low-voltage power supply, but vehicle-mounted charge
Machine, which works, will limit the fan-out capability of direct current transducer；The direct current transducer DC operating mode refers to the independent work of DC converter
Make, energy is exported from secondary side high input voltage to low pressure, i.e., the described DC converter is by the DC high-voltage of power battery through electricity
Buckling is battery input direct-current low tension after changing, and then realizes the function of vehicle low-voltage power supply.
Second control module 44 is the dynamic of vehicle for controlling the integrated vehicle-mounted charger according to the operation mode
Power battery and storage battery power supply；
In the embodiment, after the integrated manipulator selection operating mode, the work shape of integrated vehicle-mounted charger is controlled
Formula.Specifically, in order to avoid under Vehicular charger OBC operating mode, the output of Vehicular charger work limit direct current transducer
Ability causes battery charge efficiency lower, and in the process, the moment monitors the voltage status of low tension battery, if holding
When continuous certain time is lower than specific voltage, integrated manipulator exits Vehicular charger OBC operating mode, into direct current transducer DC
Process control permission is released to direct current converter by operating mode, integrated manipulator, and direct current transducer fan-out capability can reach full
Power.After low tension battery voltage is increased in a certain range, integrated manipulator rejudges operating mode, realizes charging function
Energy.
The program realizes high voltage direct current charging and low-voltage direct by the operating mode of control integrated vehicle-mounted charger
The function of voltage conversion, solves Vehicular charger and when direct current transducer works at the same time, direct current transducer output power is limited,
The problem for causing electric car low pressure booster battery electricity low.
In the above embodiment of the present invention, the first choice module 43 includes:
First selecting unit, for selecting the integrated manipulator when the charging gun is connection or semi-connection state
Operating mode be Vehicular charger OBC operating mode；
In the embodiment, the connection status of charging gun is judged according to the resistance value of connection confirmation CC signal, it is described determining
When charging gun is connection or semi-connection state, indicate that the advantageous emergency electric supply unit of user is the intention of battery charging, then selection is integrated
The operating mode of controller is Vehicular charger OBC operating mode, i.e., the exchange that the described Vehicular charger provides power supply unit
Electricity is converted to direct current, provides DC high-voltage for the power battery of vehicle, and by direct current transducer that Vehicular charger is defeated
Direct current out is battery for DC low-voltage electricity after voltage transformation.
Second selecting unit, for being not connected in the charging gun, the direct current transducer of integrated vehicle-mounted charger is called out
When waking up and having high pressure, select the operating mode of the integrated manipulator for direct current transducer DC operating mode；
If it is not connected to determine charging gun according to the resistance value of connection confirmation CC signal, then it is assumed that it powers without power supply unit,
If at this time the direct current transducer of integrated manipulator be waken up according to rigid line wake-up signal and direct current transducer high voltage supply just
Normal and itself fault-free, then select the operating mode of integrated manipulator for direct current transducer DC operating mode, i.e., the described direct current becomes
The DC high-voltage of power battery is battery input direct-current low tension after voltage transformation by parallel operation.
Third selecting unit, for being not connected with or receiving entire car controller VCU or battery management system in the charging gun
Halt instruction, direct current transducer and the Vehicular charger that system BMS is sent are not waken up and when without high pressures, control described integrated
The operating mode of controller is suspend mode.
In the embodiment, it is not connected with if integrated manipulator determines charging gun according to the resistance value of connection confirmation CC signal, or
Person receives the halt instruction that entire car controller VCU or battery management system BMS are sent or direct current transducer and vehicle-mounted fills
When motor is not waken up and direct current transducer is without high pressure, it is believed that integrated vehicle-mounted charger is without work requirements, then integrated control
Device enters suspend mode.
In the above embodiment of the present invention, second control module includes:
First control unit controls the one if being Vehicular charger OBC operating mode for the operating mode
Formula Vehicular charger utilizes the electric energy of power supply unit while being the power battery and storage battery power supply of vehicle；
Second control unit controls the one if being direct current transducer DC operating mode for the operating mode
The direct current transducer of formula Vehicular charger is the storage battery power supply using the electric energy of the power battery.
In the embodiment, integrated manipulator and power supply unit, power battery, battery and entire car controller VCU or electricity
The connection relationship of pond management system BMS is as shown in Fig. 2, the integrated manipulator is connect with power supply unit, and is separately connected vehicle
Power battery and battery, and the integrated manipulator and entire car controller VCU or battery management system BMS pass through CAN net
Network is communicated.
If integrated manipulator operating mode is Vehicular charger OBC operating mode, integrated manipulator controls integral in-vehicle
The charger and direct current transducer for carrying charger work at the same time, and process control permission is released to Vehicular charger by integrated manipulator
The fan-out capability of OBC, direct current transducer DC are restricted, when the control confirmation CP signal condition of power supply unit is 6V, it is believed that fill
Electric rifle is to be fully connected, and Vehicular charger OBC requests electricity according to the capacity of charge cable, the fan-out capability of power supply unit, BMS
Parameter settings electric current, the voltages such as stream, voltage value output charge to power accumulator, and are filled by direct current transducer by vehicle-mounted
The direct current of motor output is battery constant-voltage charge after voltage transformation.
If integrated manipulator operating mode is direct current transducer DC operating mode, integrated manipulator controls integrated vehicle-mounted
The direct current transducer of charger works, and process control permission is released to direct current transducer DC, direct current transducer by integrated manipulator
The fan-out capability of DC reaches full power, is battery input direct-current low pressure after voltage transformation by the DC high-voltage of power battery
Electricity, and then realize the function of vehicle low-voltage power supply.
As shown in figure 5, the control device of the integrated vehicle-mounted charger further include:
Monitoring modular 51, for monitoring the voltage status of the battery；
Third control module 52, when reaching preset duration lower than the first predeterminated voltage for the voltage in the battery,
It controls the integrated manipulator and exits the Vehicular charger OBC operating mode, and enter the direct current transducer DC Working mould
Formula；
In the embodiment, when integrated manipulator work is in Vehicular charger OBC operating mode, control integrated vehicle-mounted charging
When machine charges simultaneously for the power battery and battery of vehicle, since the fan-out capability of direct current transducer is by Vehicular charger
Limitation, causes battery charge efficiency lower, causes accumulator electric-quantity lower, influences the low-voltage equipment power supply of vehicle, therefore,
During this, the voltage status of the integrated manipulator real-time monitoring battery, if it is pre- lower than first certain time occur
If when voltage, integrated manipulator exits Vehicular charger OBC operating mode, into direct current transducer DC operating mode, control is integrated
Process control permission is released to direct current transducer DC by device processed, and the fan-out capability of direct current transducer DC can reach full power.
4th control module 53, for working in integrated manipulator in the direct current transducer DC operating mode, if prison
The voltage for measuring the battery reaches the second predeterminated voltage, then reselects the operating mode of the integrated manipulator.
In the embodiment, integrated manipulator work in the direct current transducer DC operating mode, direct current transducer DC with
Efficient form is increased to a certain range to charge the battery, in the voltage for monitoring battery, reaches the second predeterminated voltage
Afterwards, integrated manipulator rejudges operating mode, realizes charge function.Wherein, first predeterminated voltage and described second pre-
If voltage can be set according to demand, first predeterminated voltage should be less than second predeterminated voltage.
It should be noted that the device is device corresponding with above-mentioned individual recommended method, institute in above method embodiment
There is implementation suitable for the embodiment of the device, can also reach identical technical effect.
The embodiments of the present invention also provide a kind of control equipment of integrated vehicle-mounted charger, including processor, storage
Device and it is stored in the computer program that can be run on the memory and on the processor, the computer program is described
The step of processor realizes the control method of above-mentioned integrated vehicle-mounted charger when executing.
The embodiments of the present invention also provide a kind of automobile, the control device including above-mentioned integrated vehicle-mounted charger.
The embodiment of the invention realizes high voltage direct current and fills by controlling the operating mode of integrated vehicle-mounted charger
Electricity and the function of low-voltage dc voltage conversion, solve Vehicular charger and when direct current transducer works at the same time, direct current transducer
Output power is limited, the problem for causing electric car low pressure booster battery electricity low.
Above-described is the preferred embodiment of the present invention, it should be pointed out that the ordinary person of the art is come
It says, can also make several improvements and retouch under the premise of not departing from principle of the present invention, these improvements and modifications also exist
In protection scope of the present invention.
Claims (10)
1. a kind of control method of integrated vehicle-mounted charger characterized by comprising
Obtain the wake-up signal of integrated manipulator；
After the integrated manipulator receives the wake-up signal, control integrated vehicle-mounted charger is initialized；
After the completion of the initialization, according to charging gun connection status, the integrated vehicle-mounted charger wake-up states and
The control instruction of entire car controller VCU or battery management system BMS select the operating mode of integrated manipulator；
The power battery and storage battery power supply that the integrated vehicle-mounted charger is vehicle are controlled according to the operation mode；
Wherein, the wake-up signal includes: to indicate that charging gun is converted to connection or the connection of semi-connection state by not-connected status
Confirm in CC signal, charger rigid line wake-up signal, direct current transducer rigid line wake-up signal and high pressure wake-up signal at least
One.
2. the control method of integrated vehicle-mounted charger according to claim 1, which is characterized in that initialized described
Cheng Hou, according to charging gun connection status, the wake-up states of the integrated vehicle-mounted charger and entire car controller VCU or battery
The control instruction of management system BMS, the step of selecting the operating mode of integrated manipulator include:
When the charging gun is connection or semi-connection state, select the operating mode of the integrated manipulator for Vehicular charger
OBC operating mode；
When the charging gun is not connected with, the direct current transducer of integrated vehicle-mounted charger is waken up and has high pressure, described in selection
The operating mode of integrated manipulator is direct current transducer DC operating mode；
It is not connected or receive halt instruction that entire car controller VCU or battery management system BMS sends, straight in the charging gun
Stream transformer and Vehicular charger are not waken up and when without high pressures, and the operating mode for controlling the integrated manipulator is suspend mode
Mode.
3. the control method of integrated vehicle-mounted charger according to claim 1, which is characterized in that according to the Working mould
Formula controls the integrated vehicle-mounted charger as the step of power battery and storage battery power supply of vehicle
If the operating mode is Vehicular charger OBC operating mode, the integrated vehicle-mounted charger is controlled using power supply
The electric energy of equipment is the power battery and storage battery power supply of vehicle simultaneously；
If the operating mode is direct current transducer DC operating mode, the direct current conversion of the integrated vehicle-mounted charger is controlled
Device is the storage battery power supply using the electric energy of the power battery.
4. the control method of integrated vehicle-mounted charger according to claim 3, which is characterized in that in the operating mode
When for Vehicular charger OBC operating mode, controls the integrated vehicle-mounted charger using the electric energy of power supply unit while being vehicle
Power battery and storage battery power supply the step of after further include:
Monitor the voltage status of the battery；
When the voltage of the battery reaches preset duration lower than the first predeterminated voltage, controls the integrated manipulator and exit institute
Vehicular charger OBC operating mode is stated, and enters the direct current transducer DC operating mode；
In integrated manipulator work in the direct current transducer DC operating mode, if monitoring, the voltage of the battery reaches
Second predeterminated voltage then reselects the operating mode of the integrated manipulator.
5. a kind of control device of integrated vehicle-mounted charger characterized by comprising
First obtains module, for obtaining the wake-up signal of integrated manipulator；
First control module, for after the integrated manipulator receives the wake-up signal, control integrated vehicle-mounted to charge
Machine is initialized；
First choice module, for being charged after the completion of the initialization according to charging gun connection status, the integrated vehicle-mounted
The wake-up states of machine and the control instruction of entire car controller VCU or battery management system BMS, select the work of integrated manipulator
Mode；
Second control module, for controlling the power battery that the integrated vehicle-mounted charger is vehicle according to the operation mode
And storage battery power supply；
Wherein, the wake-up signal includes: to indicate that charging gun is converted to connection or the connection of semi-connection state by not-connected status
Confirm in CC signal, charger rigid line wake-up signal, direct current transducer rigid line wake-up signal and high pressure wake-up signal at least
One.
6. the control device of integrated vehicle-mounted charger according to claim 5, which is characterized in that the first choice mould
Block includes:
First selecting unit, for selecting the work of the integrated manipulator when the charging gun is connection or semi-connection state
Operation mode is Vehicular charger OBC operating mode；
Second selecting unit, for the charging gun is not connected, direct current transducer of integrated vehicle-mounted charger is waken up and
When having high pressure, select the operating mode of the integrated manipulator for direct current transducer DC operating mode；
Third selecting unit, for being not connected with or receiving entire car controller VCU or battery management system BMS in the charging gun
Halt instruction, direct current transducer and the Vehicular charger of transmission are not waken up and when without high pressures, control the integrated control
The operating mode of device is suspend mode.
7. the control device of integrated vehicle-mounted charger according to claim 5, which is characterized in that the second control mould
Block includes:
First control unit controls the integral in-vehicle if being Vehicular charger OBC operating mode for the operating mode
Charger is carried to utilize the electric energy of power supply unit while being the power battery and storage battery power supply of vehicle；
Second control unit controls the integral in-vehicle if being direct current transducer DC operating mode for the operating mode
It is the storage battery power supply that the direct current transducer for carrying charger, which utilizes the electric energy of the power battery,.
8. the control device of integrated vehicle-mounted charger according to claim 7, which is characterized in that the integrated vehicle-mounted
The control device of charger further include:
Monitoring modular, for monitoring the voltage status of the battery；
Third control module when reaching preset duration lower than the first predeterminated voltage for the voltage in the battery, controls institute
It states integrated manipulator and exits the Vehicular charger OBC operating mode, and enter the direct current transducer DC operating mode；
4th control module, for working in integrated manipulator in the direct current transducer DC operating mode, if monitoring institute
The voltage for stating battery reaches the second predeterminated voltage, then reselects the operating mode of the integrated manipulator.
9. a kind of control equipment of integrated vehicle-mounted charger, which is characterized in that including processor, memory and be stored in described
It is real when the computer program is executed by the processor on memory and the computer program that can run on the processor
The step of control method of existing integrated vehicle-mounted charger as described in any one of claims 1 to 4.
10. a kind of automobile, which is characterized in that the control including integrated vehicle-mounted charger described in any one of claim 5~8
Device processed.
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| CN201811009329.9A CN109130898B (en) | 2018-08-31 | 2018-08-31 | Control method, device and equipment of integrated vehicle-mounted charger and automobile |
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| CN201811009329.9A CN109130898B (en) | 2018-08-31 | 2018-08-31 | Control method, device and equipment of integrated vehicle-mounted charger and automobile |
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| CN113119733A (en) * | 2019-12-26 | 2021-07-16 | 北汽福田汽车股份有限公司 | Control method and device of vehicle-mounted charger, medium, vehicle-mounted charger and vehicle |
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| CN117048371A (en) * | 2023-10-13 | 2023-11-14 | 万帮数字能源股份有限公司 | New energy automobile charging awakening system and method |
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