CN106183863A - The output control of engine power system and method for electric automobile - Google Patents

The output control of engine power system and method for electric automobile Download PDF

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Publication number
CN106183863A
CN106183863A CN201610641162.2A CN201610641162A CN106183863A CN 106183863 A CN106183863 A CN 106183863A CN 201610641162 A CN201610641162 A CN 201610641162A CN 106183863 A CN106183863 A CN 106183863A
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CN
China
Prior art keywords
battery module
electrical equipment
module
additional energy
former car
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610641162.2A
Other languages
Chinese (zh)
Inventor
吴玉成
安雪峰
吴龙峰
王中红
张晓伟
叶正民
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Billion Dingxin Energy Automobile Co Ltd
Original Assignee
Guangdong Billion Dingxin Energy Automobile Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Billion Dingxin Energy Automobile Co Ltd filed Critical Guangdong Billion Dingxin Energy Automobile Co Ltd
Priority to CN201610641162.2A priority Critical patent/CN106183863A/en
Publication of CN106183863A publication Critical patent/CN106183863A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L58/00Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/18Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries

Abstract

The invention discloses the output control of engine power system and method for a kind of electric automobile.This system includes: entire car controller, triggers signal and the request signal of electrical equipment for receiving startup, according to former car power battery module and the presence of additional energy-storage battery module, selects a battery module to discharge;Former car power battery module, controls end and is connected with the first outfan of entire car controller, for being discharged by vehicle control unit controls;Additional energy-storage battery module, controls end and is connected with the second outfan of entire car controller, for being discharged by vehicle control unit controls;Control module, control end to be connected with the 3rd outfan of entire car controller, the power output end of the first energization input and former car power battery module connects, the power output end of the second energization input and additional energy-storage battery module connects, outfan connects electrical equipment, for the electric power of battery module being supplied to electrical equipment by vehicle control unit controls.Present invention achieves the versatility of battery module.

Description

The output control of engine power system and method for electric automobile
Technical field
The present embodiments relate to electric vehicle engineering, particularly relate to a kind of electric automobile output control of engine power system and Method.
Background technology
In recent years, due to the serious of energy problem and the orthodox car impact on air, electric automobile is as the new energy of one Source automobile, of increased attention.Electric automobile refers to, with vehicle power as power, drive wheels travel with motor, Meet road traffic, the vehicle of security legislation requirements.
In prior art, the vehicle power of electric automobile is equipped with two battery modules, the most former car power battery module and attached Add energy-storage battery module.Former car power battery module, for powering to motor to provide power to electric automobile, drives electronic vapour The traveling of car;Additional energy-storage battery module is for powering to auxiliary equipment, as powered to inverter or external special equipment.And Two modules that former car power battery module and additional energy-storage battery module are entirely isolated, each other can not cross-reference, Can only power to above-mentioned specific equipment.
Summary of the invention
In view of this, the embodiment of the present invention provides the output control of engine power system and method for a kind of electric automobile, to realize Former car power battery module and the versatility of additional energy-storage battery module.
First aspect, embodiments provides the output control of engine power system of a kind of electric automobile, described system bag Include:
Entire car controller, triggers signal and the request signal of electrical equipment for receiving startup, and detects former car power current Pond module and additional energy-storage battery module are the most online, when the most online, select former car power battery module or additional Energy-storage battery module is discharged;
Former car power battery module, first outfan controlling end and described entire car controller of former car power battery module Connect, for being discharged by vehicle control unit controls;
Additional energy-storage battery module, second outfan controlling end and described entire car controller of additional energy-storage battery module Connect, for being discharged by vehicle control unit controls;
Control module, the end that controls of control module is connected with the 3rd outfan of described entire car controller, control module The power output end of the first energization input and former car power battery module connects, the second energization input of control module and attached The power output end adding energy-storage battery module connects, and the outfan of control module connects electrical equipment, for by described car load control Device processed controls the electric power of former car power battery module or the additional energy-storage battery module selected by described entire car controller and is supplied to Electrical equipment.
Second aspect, the embodiment of the present invention additionally provides the power output of the output control of engine power system of a kind of electric automobile Control method, described method includes:
Entire car controller, when receiving startup and triggering signal, detects described former car power battery module and described additional electrical Pond module is the most online, when the most online, selects described former car power battery module or described balancing cell module to enter Row electric discharge;
Entire car controller, when receiving the request signal of electrical equipment, controls control module and is selected by described entire car controller The former car power battery module selected or the electric power of additional energy-storage battery module are supplied to electrical equipment.
The technical scheme of the embodiment of the present invention, by vehicle control unit controls former car power battery module or additional energy storage Battery module discharges to power supply circuits, and when entire car controller receives the request signal of electrical equipment, controls control module Described electrical equipment is accessed power supply circuits, drives described electrical equipment to work, it is achieved that former car power battery module is with additional The versatility of energy-storage battery module, can be i.e. that (inverter, charger etc. set service-specific equipment by former car power battery module Standby) power supply is provided, power can be provided additional energy-storage battery module for motor, drive vehicle to travel, thus work as electric automobile In the process of moving, during the electric power deficiency of former car power battery module, balancing cell module can be switched to drive vehicle row Sail, add the distance travelled of electric automobile.
Accompanying drawing explanation
Fig. 1 is the structural representation of the output control of engine power system of a kind of electric automobile that the embodiment of the present invention one provides;
Fig. 2 is the structural representation of the output control of engine power system of a kind of electric automobile that the embodiment of the present invention two provides;
Fig. 3 is the structural representation of the output control of engine power system of a kind of electric automobile that the embodiment of the present invention three provides;
Fig. 4 is the output control of engine power of the output control of engine power system of a kind of electric automobile that the embodiment of the present invention four provides The flow chart of method.
Detailed description of the invention
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings.It is understood that this place is retouched The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that, in order to just Part related to the present invention is illustrate only rather than full content in description, accompanying drawing.
Embodiment one
Fig. 1 is the structural representation of the output control of engine power system of a kind of electric automobile that the embodiment of the present invention one provides, As it is shown in figure 1, the output control of engine power system of the electric automobile described in the present embodiment includes: entire car controller 10, former car power Battery module 20, additional energy-storage battery module 30 and control module 40.
Wherein, entire car controller 10, triggers signal and the request signal of electrical equipment 50 for receiving startup, and detects former Car power battery module 20 and additional energy-storage battery module 30 are the most online, when the most online, select former car power current Pond module 20 or additional energy-storage battery module 30 are discharged.
Entire car controller 10, when receiving startup and triggering signal, carries out self-inspection, including upper electro-detection and IO (Input/ Output, input/output) detection etc., to detect power-up state and the I/O state of entire car controller 10 self, in order to control signal Output.Entire car controller 10, while self-inspection, detects former car power battery module 20 and additional energy-storage battery module 30 The state that (the most whether can carry out success communication) online, i.e. detects former car power battery module 20 and additional energy-storage battery module 30 The most online, when former car power battery module 20 and additional energy-storage battery module 30 are the most online, select former car power Battery module 20 or additional energy-storage battery module 30 are discharged.Wherein, the electric discharge of specifically chosen former car power battery module 20 is also It is to select additional energy-storage battery module 30 to discharge, can be by relatively former car power battery module 20 and additional energy-storage battery SOC (State of Charge, state-of-charge, be also the dump energy) capacity of module 30 is determined, thus selects SOC The battery module that capacity is high discharges.Entire car controller 10 by with former car power battery module 20 and additional energy-storage battery mould Block 30 communicates and detects former car power battery module 20 and the presence of additional energy-storage battery module 30, when former car power When battery module 20 is online, the main information data (such as SOC) of self are sent to full-vehicle control by former car power battery module 20 Device 10;When additional energy-storage battery module 30 is online, the main information data of self are sent to by additional energy-storage battery module 20 Entire car controller 10.
Former car power battery module 20, the control end 21 of former car power battery module 20 is defeated with the first of entire car controller 10 Go out end 11 connection, for being controlled electric discharge by entire car controller 10.
The end 21 that controls of former car power battery module 10 is connected with the first outfan 11 of entire car controller 10, receives car load The control signal of controller 10, or does not discharges to power supply circuits electric discharge according to this control signal.
Additional energy-storage battery module 30, the control end 31 of additional energy-storage battery module 30 is defeated with the second of entire car controller 10 Go out end 12 connection, for being controlled electric discharge by entire car controller 10.
The end 30 that controls of additional energy-storage battery module 30 is connected with the second outfan 12 of entire car controller 10, receives car load The control signal of controller 10, or does not discharges to power supply circuits electric discharge according to this control signal.
Control module 40, the end 41 that controls of control module 40 is connected with the 3rd outfan 13 of entire car controller 10, controls First energization input 42 of module 40 and the power output end 22 of former car power battery module 20 connect, the of control module 40 The power output end 32 of two energization input 43 and additional energy-storage battery module 30 connects, and the outfan 44 of control module 40 connects Electrical equipment 50, for the former car power battery module 20 or additional being controlled to select entire car controller 10 by entire car controller 10 The electric power of energy-storage battery module 30 is supplied to electrical equipment 50.
After entire car controller 10 receives the request signal of electrical equipment 50, send control signal to control module 40, Make control module 40 that electrical equipment 50 access power supply circuits, drive electrical equipment 50 to work.Electrical equipment 50 can be electricity Machine, air-conditioning, inverter or external special equipment etc..
The technical scheme of the present embodiment, by vehicle control unit controls former car power battery module or additional energy-storage battery Module is discharged to power supply circuits, and when entire car controller receives the request signal of electrical equipment, controls control module by institute State electrical equipment and access power supply circuits, drive described electrical equipment to work, it is achieved that former car power battery module and additional energy storage The versatility of battery module, can be i.e. service-specific equipment (equipment such as inverter, charger) by former car power battery module Power supply is provided, power can be provided additional energy-storage battery module for motor, drive vehicle to travel, thus when electric automobile is expert at During sailing, during the electric power deficiency of former car power battery module, balancing cell module can be switched to drive vehicle to travel, increase Add the distance travelled of electric automobile.
On the basis of above-described embodiment, described entire car controller is also preferably used for:
When former car power battery module is different with additional energy-storage battery module online time, select former car power battery module Discharge with online battery module in additional energy-storage battery module.
When former car power battery module and additional energy-storage battery module there being a battery module not online, select online Battery module to power supply circuits discharge, for electrical equipment provide electric power.
Embodiment two
Fig. 2 is the structural representation of the output control of engine power system of a kind of electric automobile that the embodiment of the present invention two provides, As in figure 2 it is shown, control module 40 is optimized on the basis of embodiment one by the present embodiment, pass through in control module 40 Electrical equipment is accessed power supply circuits by relay, and control module 40 includes the first relay K M1 and the second relay K M2, electricity consumption Equipment 50 includes the first electrical equipment 51 and the second electrical equipment 52.
Wherein, the normally opened contact of the first relay K M1 connects positive pole and the additional energy storage electricity of former car power battery module 20 The positive pole of pond module 30, the armature of the first relay K M1 and the positive pole of the first electrical equipment 51 connect, the first electrical equipment 51 Negative pole connects negative pole and the negative pole of additional energy-storage battery module 30 of former car power battery module 20.
The power output end of former car power battery module 20 includes positive pole and negative pole, the electric power of additional energy-storage battery module 30 Outfan also includes positive pole and negative pole.After entire car controller 10 receives the request signal of the first electrical equipment 51, control control Molding block 40 gives the relay coil energising of the first relay K M1, by the armature adhesive of the first relay to normally opened contact, by the One electrical equipment 51 accesses power supply circuits, the most former car power battery module 20 or the positive pole of additional energy-storage battery module 30 and negative pole Between, drive the first electrical equipment 51 to enter duty.
The normally opened contact of the second relay K M2 connects the positive pole of former car power battery module 20 and additional energy-storage battery module The positive pole of 30, the armature of the second relay K M2 and the positive pole of the second electrical equipment 52 connect, and the negative pole of the second electrical equipment 52 is even Connect negative pole and the negative pole of additional energy-storage battery module 30 of former car power battery module 20.
After entire car controller 10 receives the request signal of the second electrical equipment 52, control control module 40 and continue to second The relay coil energising of electrical equipment KM2, by the armature adhesive of the second relay K M2 to normally opened contact, by the second electrical equipment 52 Access power supply circuits, between positive pole and the negative pole of the most former car power battery module 20 or additional energy-storage battery module 30, drive the Two electrical equipments 52 enter duty.
Wherein, described first electrical equipment is preferably motor, and described second electrical equipment is preferably inverter.
Wherein, described electrical equipment is not limited to above-mentioned electrical equipment, it is also possible to connect more relay in an identical manner Device controls the work of more electrical equipment.
The technical scheme of the present embodiment, on the basis of above-described embodiment, the first relay included by control module The first electrical equipment can be controlled and access power supply circuits, drive the first electrical equipment work;Second included by control module Relay can control the second electrical equipment and access power supply circuits, drives the second electrical equipment work.
Embodiment three
Fig. 3 is the structural representation of the output control of engine power system of a kind of electric automobile that the embodiment of the present invention three provides, As it is shown on figure 3, the present embodiment has carried out further optimization, control module 40 to control module 40 on the basis of above-described embodiment Further preferably include the first current-limiting resistance R1 and the second current-limiting resistance R2.
Wherein, one end of the first current-limiting resistance R1 connects the positive pole of former car power battery module 20 and additional energy-storage battery mould The positive pole of block 30, the other end of the first current-limiting resistance R1 connects the normally opened contact of the first relay K M1;
One end of second current-limiting resistance R2 connects the positive pole of former car power battery module 20 and additional energy-storage battery module 30 Positive pole, the other end of the second current-limiting resistance R2 connects the normally opened contact of the second relay K M2.
The technical scheme of the present embodiment, on the basis of above-described embodiment, is limited by first by the first current-limiting resistance The electric current of relay, it is ensured that the first relay is not damaged by, limits the electric current by the second relay by the second current-limiting resistance, Ensure that the second relay is not damaged by.
Embodiment four
Fig. 4 is the output control of engine power of the output control of engine power system of a kind of electric automobile that the embodiment of the present invention four provides The flow chart of method, specifically includes following steps:
Step 410, entire car controller, when receiving startup and triggering signal, detects described former car power battery module and institute State balancing cell module the most online, when the most online, select described former car power battery module or described additional electrical Pond module is discharged.
Entire car controller 10, when receiving startup and triggering signal, carries out self-inspection, including upper electro-detection and IO detection etc., with The power-up state of detection entire car controller 10 self and I/O state, in order to the output of control signal.Entire car controller 10 is in self-inspection While, detect former car power battery module 20 and the presence of additional energy-storage battery module 30, i.e. detect former car power current Pond module 20 and additional energy-storage battery module 30 are the most online, when former car power battery module 20 and additional energy-storage battery mould When block 30 is the most online, can obtain by communicating with former car power battery module 20 and additional energy-storage battery module 30 Former car power battery module 20 and the main information data of additional energy-storage battery module 30, according to former car power battery module 20 He The main information data of additional energy-storage battery module 30, select former car power battery module 20 or additional energy-storage battery module 30 to enter Row electric discharge.
Step 420, entire car controller, when receiving the request signal of electrical equipment, controls control module by described car load Former car power battery module or the electric power of additional energy-storage battery module that controller selects are supplied to electrical equipment.
After entire car controller 10 receives the request signal of electrical equipment 50, send control signal to control module 40, Make control module 40 that electrical equipment 50 access power supply circuits, drive electrical equipment 50 to work.Electrical equipment 50 can be electricity Machine, air-conditioning, inverter or external special equipment etc..
Wherein, entire car controller, when receiving the request signal of electrical equipment, controls control module by described car load control Former car power battery module or the electric power of additional energy-storage battery module that device processed selects are supplied to electrical equipment and preferably include:
Entire car controller is when receiving the request signal of the first electrical equipment, and the first relay controlling control module is inhaled Closing, the former car power battery module selected by described entire car controller or the electric power of additional energy-storage battery module are supplied to described the One electrical equipment;
Entire car controller is when receiving the request signal of the second electrical equipment, and the second relay controlling control module is inhaled Closing, the former car power battery module selected by described entire car controller or the electric power of additional energy-storage battery module are supplied to described the Two electrical equipments.
The first electrical equipment can be controlled by the adhesive of the first relay of vehicle control unit controls control module to access Power supply circuits, can control the second electrical equipment by the second relay of vehicle control unit controls control module and access power supply electricity Road.
The technical scheme of the present embodiment, by entire car controller when receiving startup and triggering signal, detects described former car Power battery module and described balancing cell module are the most online, when the most online, select described former car electrokinetic cell Module or described balancing cell module are discharged, and when receiving the request signal of electrical equipment, controlling control module will Former car power battery module or the electric power of additional energy-storage battery module that described entire car controller selects are supplied to electrical equipment, real Show former car power battery module and the versatility of additional energy-storage battery module, can be i.e. special by former car power battery module Service equipment (equipment such as inverter, charger) provides power supply, can provide power by additional energy-storage battery module for motor, drive Motor-car travels, thus when electric automobile in the process of moving, during the electric power deficiency of former car power battery module, can switch to Balancing cell module drives vehicle to travel, and adds the distance travelled of electric automobile.
On the basis of above-described embodiment, further preferably include:
When former car power battery module is different with additional energy-storage battery module online time, entire car controller select former car move In power battery module and additional energy-storage battery module, online battery module discharges.
On the basis of above-described embodiment, when the most online, select described former car power battery module or described additional Battery module carries out electric discharge and preferably includes:
When the most online, relatively described former car power battery module and the SOC capacity of described balancing cell module;
The battery module that in described former car power battery module and described balancing cell module, SOC capacity is high is selected to put Electricity.
By selecting the battery module that in described former car power battery module and described balancing cell module, SOC capacity is high to enter Row electric discharge, it is achieved that the battery module that prioritizing selection SOC capacity is high is powered to electrical equipment.
Note, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious change, Readjust and substitute without departing from protection scope of the present invention.Therefore, although by above example, the present invention is carried out It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also Other Equivalent embodiments more can be included, and the scope of the present invention is determined by scope of the appended claims.

Claims (9)

1. the output control of engine power system of an electric automobile, it is characterised in that described system includes:
Entire car controller, triggers signal and the request signal of electrical equipment for receiving startup, and detects former car electrokinetic cell mould Block and additional energy-storage battery module are the most online, when the most online, select former car power battery module or additional energy storage Battery module discharges;
Former car power battery module, first outfan controlling end and described entire car controller of former car power battery module is even Connect, for being discharged by vehicle control unit controls;
Additional energy-storage battery module, second outfan controlling end and described entire car controller of additional energy-storage battery module is even Connect, for being discharged by vehicle control unit controls;
Control module, the end that controls of control module is connected with the 3rd outfan of described entire car controller, the first of control module The power output end of energization input and former car power battery module connects, the second energization input of control module and additional storage The power output end of energy battery module connects, and the outfan of control module connects electrical equipment, for by described entire car controller The electric power controlling former car power battery module or the additional energy-storage battery module selected by described entire car controller is supplied to electricity consumption Equipment.
System the most according to claim 1, it is characterised in that described control module includes the first relay and the second relay Device, described electrical equipment includes the first electrical equipment and the second electrical equipment;
The normally opened contact of described first relay connects the positive pole of described former car power battery module and additional energy-storage battery module Positive pole, the positive pole of the armature of described first relay and the first electrical equipment connects, and the negative pole of described first electrical equipment is even Connect negative pole and the negative pole of additional energy-storage battery module of described former car power battery module;
The normally opened contact of described second relay connects the positive pole of described former car power battery module and additional energy-storage battery module Positive pole, the positive pole of the armature of described second relay and the second electrical equipment connects, and the negative pole of described second electrical equipment is even Connect negative pole and the negative pole of additional energy-storage battery module of described former car power battery module.
System the most according to claim 2, it is characterised in that described control module also includes the first current-limiting resistance and second Current-limiting resistance;
One end of described first current-limiting resistance connects the positive pole of described former car power battery module and additional energy-storage battery module Positive pole, the other end of described first current-limiting resistance connects the normally opened contact of described first relay;
One end of described second current-limiting resistance connects the positive pole of described former car power battery module and additional energy-storage battery module Positive pole, the other end of described second current-limiting resistance connects the normally opened contact of described second relay.
4., according to the system described in Claims 2 or 3, it is characterised in that described first electrical equipment is motor, described second uses Electricity equipment is inverter.
System the most according to claim 1, it is characterised in that described entire car controller is additionally operable to:
When former car power battery module is different with additional energy-storage battery module online time, select former car power battery module and attached Add battery module online in energy-storage battery module to discharge.
6. an output control of engine power method for the output control of engine power system as described in claim 1-5 is arbitrary, its feature exists In, described method includes:
Entire car controller, when receiving startup and triggering signal, detects described former car power battery module and described balancing cell mould Block is the most online, when the most online, selects described former car power battery module or described balancing cell module to put Electricity;
Entire car controller, when receiving the request signal of electrical equipment, controls what described entire car controller was selected by control module The electric power of former car power battery module or additional energy-storage battery module is supplied to electrical equipment.
Method the most according to claim 6, it is characterised in that also include:
When former car power battery module is different with additional energy-storage battery module online time, entire car controller select former car power current In pond module and additional energy-storage battery module, online battery module discharges.
8. according to the method described in claim 6 or 7, it is characterised in that entire car controller is receiving the request of electrical equipment During signal, control the former car power battery module that selected by described entire car controller of control module or additional energy-storage battery module Electric power is supplied to electrical equipment and includes:
Entire car controller, when receiving the request signal of the first electrical equipment, controls the first relay adhesive of control module, The former car power battery module selected by described entire car controller or the electric power of additional energy-storage battery module are supplied to described first Electrical equipment;
Entire car controller, when receiving the request signal of the second electrical equipment, controls the second relay adhesive of control module, The former car power battery module selected by described entire car controller or the electric power of additional energy-storage battery module are supplied to described second Electrical equipment.
9. according to the method described in claim 6 or 7, it is characterised in that when the most online, select described former car electrokinetic cell Module or described balancing cell module carry out electric discharge and include:
When the most online, relatively described former car power battery module and the state-of-charge SOC capacity of described balancing cell module;
The battery module that in described former car power battery module and described balancing cell module, SOC capacity is high is selected to discharge.
CN201610641162.2A 2016-08-05 2016-08-05 The output control of engine power system and method for electric automobile Pending CN106183863A (en)

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CN103465796A (en) * 2013-08-15 2013-12-25 毛振刚 Intelligent power supply system for new energy automobile
CN104425852A (en) * 2013-09-06 2015-03-18 苏州宝时得电动工具有限公司 Control method, control assembly, battery system and electric tool

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CN107161013A (en) * 2017-05-09 2017-09-15 四川力垦锂动力科技有限公司 The device of electric vehicle automatic switchover power source
CN107757373A (en) * 2017-09-20 2018-03-06 北京长城华冠汽车科技股份有限公司 Automobile power system and electric automobile
CN111993953A (en) * 2020-08-27 2020-11-27 安徽江淮汽车集团股份有限公司 Battery control method, power automobile and readable storage medium
CN111993953B (en) * 2020-08-27 2021-10-29 安徽江淮汽车集团股份有限公司 Battery control method, power automobile and readable storage medium

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