CN110416639A - Intelligent battery charging system and its control method - Google Patents
Intelligent battery charging system and its control method Download PDFInfo
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- CN110416639A CN110416639A CN201910631725.3A CN201910631725A CN110416639A CN 110416639 A CN110416639 A CN 110416639A CN 201910631725 A CN201910631725 A CN 201910631725A CN 110416639 A CN110416639 A CN 110416639A
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- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000004891 communication Methods 0.000 claims abstract description 36
- 238000012544 monitoring process Methods 0.000 claims abstract description 26
- 230000002159 abnormal effect Effects 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims description 8
- 230000005856 abnormality Effects 0.000 claims description 6
- 230000008569 process Effects 0.000 abstract description 11
- 238000004590 computer program Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 238000012545 processing Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M10/4257—Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4278—Systems for data transfer from batteries, e.g. transfer of battery parameters to a controller, data transferred between battery controller and main controller
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The present invention provides a kind of intelligent battery charging system, including battery module, controller, charging module and adapter；Adapter is charging module for power supply for connecting external power supply；Whether controller is used for its communication between battery module of real-time monitoring after external power supply connection normal；Controller obtains the performance parameter of battery module when monitoring to communicate normal, and the charge parameter of charging module is arranged according to performance parameter, charging module is made to charge according to charge parameter to battery module.The present invention also provides a kind of control methods of intelligent battery charging system.The present invention changes charging strategy in time, reduces the resource occupation of controller, charge efficiency is high by the communication state between monitor controller and battery module during the charging process.
Description
[technical field]
The invention belongs to battery boosting technology field more particularly to a kind of intelligent battery charging system and its control methods.
[background technique]
The battery with microcontroller and battery management system is usually called intelligent battery.Intelligent battery can supervise in real time
The information such as voltage, electric current, electricity, the temperature of itself are controlled, when charging, if the temperature that intelligent battery monitors itself is excessively high, voltage
Situations such as exception or excessive electric current, can disconnect the connection of charger automatically, stop charging, to guarantee safety.Due to intelligence
Battery needs the support of microcontroller when charging, but the process of control charging at present compares redundancy, not enough simplifies, Yi Zhanyong micro-control
The more resource of device processed, and pre-charging time is too long, causes the charging time longer.
In consideration of it, it is really necessary to provide a kind of intelligent battery charging system and its control method to overcome drawbacks described above.
[summary of the invention]
The present invention proposes a kind of intelligent battery charging system and its control method, so that charging process occupies the money of controller
Source is less, and charge efficiency is high.
To achieve the goals above, the present invention provides a kind of intelligent battery charging system, including battery module, controller,
Charging module and adapter；The adapter is the charging module for power supply for connecting external power supply；The controller is used for
Whether its communication between the battery module of real-time monitoring is normal after external power supply connection；The controller is monitoring
When communicating normal, the performance parameter of the battery module is obtained, the charging of the charging module is set according to the performance parameter
Parameter makes the charging module charge according to the charge parameter to the battery module.
In a preferred embodiment, the controller is set when monitoring communication abnormality according to preset charged electric current
The charge parameter for setting the charging module makes the charging module in the first preset time according to the preset charged electric current pair
The battery module carries out trickle charge；
The controller obtains the battery mould when being more than to monitor that communication restores normal after first preset time
The charge parameter of the charging module is arranged according to the performance parameter for the performance parameter of block, makes the charging module according to institute
Charge parameter is stated to charge to the battery module.
In a preferred embodiment, the controller be also used to be more than first preset time after monitor to lead to
When interrogating still abnormal, the charging time of the battery module is judged whether more than the second preset time, if being more than described second pre-
If the time, then controls the charging module and stop charging.
In a preferred embodiment, the controller be also used to be more than first preset time after monitor to lead to
When interrogating still abnormal, if judging, the charging time of the battery module is less than the second preset time, keeps the charging mould
Block carries out trickle charge to the battery module according to the preset charged electric current.
In a preferred embodiment, the performance parameter of the battery module is charging required for the battery module
Voltage and charging current.
In a preferred embodiment, the preset charged electric current is 256mA, and first preset time is 30s, institute
Stating the second preset time is 30min.
To achieve the goals above, the control method that the present invention provides a kind of intelligent battery charging system is applied to
Battery module, controller, charging module and adapter intelligent battery charging system in, which comprises
It is the charging module for power supply that the adapter, which connects external power supply,；
Whether the controller its communication between the battery module of real-time monitoring after external power supply connection is normal；
The controller obtains the performance parameter of the battery module when monitoring to communicate normal, according to the performance
The charge parameter of charging module described in parameter setting, make the charging module according to the charge parameter to the battery module into
Row charging.
In a preferred embodiment, the controller is set when monitoring communication abnormality according to preset charged electric current
The charge parameter for setting the charging module makes the charging module in the first preset time according to the preset charged electric current pair
The battery module carries out trickle charge；
The controller obtains the battery mould when being more than to monitor that communication restores normal after first preset time
The charge parameter of the charging module is arranged according to the performance parameter for the performance parameter of block, makes the charging module according to institute
Charge parameter is stated to charge to the battery module.
It in a preferred embodiment, is being more than first preset time the method also includes: the controller
After monitor communication it is still abnormal when, judge the charging time of the battery module whether more than the second preset time, if being more than
Second preset time then controls the charging module and stops charging；
The controller is when being more than to monitor that communication is still abnormal after first preset time, if judging the battery
The charging time of module is less than the second preset time, then keeps the charging module according to the preset charged electric current to described
Battery module carries out trickle charge.
In a preferred embodiment, the performance parameter of the battery module is charging required for the battery module
Voltage and charging current, the preset charged electric current are 256mA；First preset time is 30s, second preset time
For 30min.
Compared with prior art, the beneficial effects of the present invention are: pass through monitor controller during the charging process and battery
Communication state between module, changes charging strategy in time, and while communicating normal directly acquires the parameter information of battery module and sets
Charging current and charging voltage are set, so that charging process is more simplified, reduces the resource occupation of controller, and reduce preliminary filling
Time ensure that the reliability of intelligent battery charging.
For enable invention above objects, features, and advantages be clearer and more comprehensible, present pre-ferred embodiments are cited below particularly, and
Cooperate appended attached drawing, is described in detail below.
[Detailed description of the invention]
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural block diagram of intelligent battery charging system provided in an embodiment of the present invention；
Fig. 2 is the flow chart of the control method of intelligent battery charging system provided in an embodiment of the present invention；
Fig. 3 is the sub-process figure of step S205 shown in Fig. 2.
[specific embodiment]
It is clear in order to be more clear the purpose of the present invention, technical solution and advantageous effects, below in conjunction with attached drawing and
Specific embodiment, the present invention will be described in further detail.It should be understood that specific implementation described in this specification
Mode is not intended to limit the present invention just for the sake of explaining the present invention.
Referring to Fig. 1, the present invention provides a kind of intelligent battery charging system 100, including battery module 10, controller 20,
Charging module 30 and adapter 40.Specifically, controller 20 is EC (Embedded Controller, embedded controller), fill
Electric module 30 is charging chip, and charging module 30 and battery module 10 are electrically connected, and adapter 40 is connected by VBus power supply line
Charging module 30, controller 20 is connect by SMBus System Management Bus with battery module 10 and charging module 30, to obtain
The information of battery module 10 is to formulate the charging strategy of charging module 30.
Adapter 40 is for connecting external power supply as the power supply of charging module 30.Specifically, intelligent battery charging system 100 connects
After entering external power supply, internal system charging circuit has AC signal to input (ACOK=1), and controller 20 opens monitoring state.Control
Whether device 20 processed is used for its communication between battery module 10 of real-time monitoring after external power supply connection normal.
Specifically, controller 20 when monitoring to communicate normal, obtains the performance parameter of battery module 10, is joined according to performance
The charge parameter of number setting charging module 30, makes charging module 30 charge according to charge parameter to battery module 10.It needs
Illustrate, voltameter is equipped with inside battery module 10, the performance parameter of battery can be supplied to controller 20, such as electricity
The performance parameters such as pressure, electric current, temperature, charged state can directly acquire electricity when controller 20 and 10 normal communication of battery module
The performance parameter of pond module 10, charging flow in the prior art and the function of underusing voltameter.In the present embodiment, electricity
The performance parameter of pond module 10 is charging voltage and charging current required for battery module 10, to keep controller 20 straight
Setting charge parameter is connect, so that charging process is more simplified, reduces the resource for occupying controller 20.
The charge parameter of charging module 30 is arranged according to preset charged electric current when monitoring communication abnormality for controller 20,
Charging module 30 is set to carry out trickle charge according to preset charged current versus cell module 10 in the first preset time.This embodiment party
In formula, intelligent battery charging system 100 is applied to laptop, and preset charged electric current is 256mA, the tool of preset charged electric current
Body numerical value is based on experience value or battery manufacture manufacturer sets.Wherein, the first preset time is 30s.In other embodiment party
In formula, intelligent battery charging system 100, which also can be applied to digital camera etc., to be had in the portable device of rechargeable battery, and
The rechargeable battery has voltameter.In other embodiments, controller 20, can be according to pre- when monitoring communication abnormality
If charging voltage and/or preset charged electric current are arranged the charge parameter of charging module 30, set with specific reference to actual needs.
Controller 20 obtains the performance of battery module 10 when monitoring that communication restores normal after more than the first preset time
The charge parameter of charging module 30 is arranged according to performance parameter, makes charging module 30 according to charge parameter to battery module for parameter
10 charge.In present embodiment, when controller 20 detects that communication restores normal, i.e., battery module 10 is started just
Often charging, to reduce pre-charging time.
Further, controller 20 is also used to the judgement when monitoring that communication is still abnormal after more than the first preset time
Whether the charging time of battery module 10 is more than the second preset time, if controlling charging module 30 more than the second preset time
Stop charging.
Specifically, setting the second preset time be greater than the first preset time, between controller 20 and battery module 10
When can not still establish communication connection in the second preset time, then controller 20 may determine that battery module 10 is abnormal, and will fill
The charging current of electric module 30 is set as 0mA to stop charging, so that it is guaranteed that the safety of battery module 10.For example, this embodiment party
In formula, the second preset time is 30min, can not still establish communication connection between controller 20 and battery module 10 in 30min,
Illustrate that battery module 10 is likely to damage, must stop charging at this time.
Controller 20 is also used to when monitoring that communication is still abnormal after more than the first preset time, if judging battery module
10 charging time is less than the second preset time, then keep charging module 30 according to preset charged current versus cell module 10 into
Row trickle charge.
Specifically, the charging time of battery module 10 is less than the second preset time, then preliminary filling process is continued through to swash
Battery module 10 living.For example, the second preset time is 30min in present embodiment, when the electricity of battery module 10 is lower than 5%
When, power on rear controller 20 and control charging module 30 to can not still communicate after 10 preliminary filling 30s of battery module, then continues
Trickle charge carrys out preliminary filling.
To sum up, in intelligent battery charging system 100 of the invention, pass through monitor controller 20 during the charging process and electricity
Communication state between pond module 10, changes charging strategy in time, and while communicating normal directly acquires the parameter of battery module 10
Information is arranged charging current and charging voltage and avoids the probability to malfunction in control process so that charging process is more simplified, and reduces
The resource occupation of controller 20, and reduce pre-charging time, it ensure that the reliability of intelligent battery charging.
Referring to Fig. 2, the present invention also provides a kind of control method of intelligent battery charging system, applied to including battery
Module 10, controller 20, charging module 30 and adapter 40 intelligent battery charging system 100 in.It should be noted that this hair
Bright method is not limited to the sequence of following step, and in other embodiments, and method of the invention can only include following step
Rapid a portion or part steps therein can be deleted.In addition, in other embodiments, a step can
It also can be merged into a step to be split as multiple steps or multiple steps.
Step S201, adapter 40 connect external power supply as the power supply of charging module 30.
Step S202, controller 20 after external power supply connection real-time monitoring its communication between battery module 10 whether
Normally.
Wherein, controller 20 enters step S203 when monitoring to communicate normal, otherwise, enters step S204.
Step S203 obtains the performance parameter of battery module 10, is joined according to the charging that charging module 30 is arranged in performance parameter
Number, makes charging module 30 charge according to charge parameter to battery module 10.
The charge parameter of charging module 30 is arranged according to preset charged electric current, makes charging module 30 first by step S204
Trickle charge is carried out according to preset charged current versus cell module 10 in preset time.
Whether step S205, controller 20 monitor its communication between battery module 10 after more than the first preset time
Normally.
Wherein, controller 20 then enters step S203 when monitoring that communication restores normal after more than the first preset time.
Otherwise, step S204 is kept.
Also referring to Fig. 3, in the present embodiment, in step S205, controller 20 is supervised after more than the first preset time
Measure communication it is still abnormal when, further include following sub-step:
Whether step S301 judges the charging time of battery module 10 more than the second preset time.
Wherein, when the preset time is exceeded, then S302 is entered step；Otherwise, S303 is entered step.
Step S302 controls charging module 30 if the charging time for judging battery module 10 is more than the second preset time
Stop charging.
Step S303, if judging, the charging time of battery module 10 is less than the second preset time, keeps charging module
30 carry out trickle charge according to preset charged current versus cell module 10.
In present embodiment, the performance parameter of battery module 10 is charging voltage required for battery module 10 and charging electricity
Stream.Specifically, above-mentioned preset charged electric current is 256mA；First preset time is 30s, and the second preset time is 30min.
It should be noted that being also applied in 1 embodiment of earlier figures to the explanation of intelligent battery charging system 100
The control method of the intelligent battery charging system of the embodiment, realization principle is similar, and details are not described herein again.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the present invention, which can be used in one or more,
The shape for the computer program product implemented in usable storage medium (including but not limited to magnetic disk storage and optical memory etc.)
Formula.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
It the above is merely preferred embodiments of the present invention, is to combine specific preferred embodiment made for the present invention
It is further described, and it cannot be said that specific implementation of the invention is confined to these explanations.It is all in the spirit and principles in the present invention
Within made any modifications, equivalent replacements, and improvements etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of intelligent battery charging system, which is characterized in that including battery module, controller, charging module and adapter；Institute
It is the charging module for power supply that adapter, which is stated, for connecting external power supply；The controller is used for after external power supply connection in real time
Whether normal monitor its communication between the battery module；The controller is when monitoring to communicate normal, described in acquisition
The charge parameter of the charging module is arranged according to the performance parameter for the performance parameter of battery module, makes the charging module
It charges according to the charge parameter to the battery module.
2. intelligent battery charging system as described in claim 1, which is characterized in that the controller is monitoring communication abnormality
When, the charge parameter of the charging module is set according to preset charged electric current, makes the charging module in the first preset time
Trickle charge is carried out to the battery module according to the preset charged electric current；
The controller obtains the battery module when being more than to monitor that communication restores normal after first preset time
The charge parameter of the charging module is arranged according to the performance parameter for performance parameter, fills the charging module according to described
Electrical parameter charges to the battery module.
3. intelligent battery charging system as claimed in claim 2, which is characterized in that the controller is also used to be more than described
When monitoring that communication is still abnormal after the first preset time, judge whether the charging time of the battery module is default more than second
Time controls the charging module and stops charging if being more than second preset time.
4. intelligent battery charging system as claimed in claim 3, which is characterized in that the controller is also used to be more than described
When monitoring that communication is still abnormal after the first preset time, if it is default to judge that the charging time of the battery module is less than second
Time then keeps the charging module to carry out trickle charge to the battery module according to the preset charged electric current.
5. intelligent battery charging system as described in claim 1, which is characterized in that the performance parameter of the battery module is institute
State charging voltage and charging current required for battery module.
6. intelligent battery charging system as claimed in claim 4, which is characterized in that the preset charged electric current is 256mA, institute
Stating the first preset time is 30s, and second preset time is 30min.
7. a kind of control method of intelligent battery charging system, applied to including battery module, controller, charging module and suitable
In the intelligent battery charging system of orchestration, which is characterized in that the described method includes:
It is the charging module for power supply that the adapter, which connects external power supply,；
Whether the controller its communication between the battery module of real-time monitoring after external power supply connection is normal；
The controller obtains the performance parameter of the battery module when monitoring to communicate normal, according to the performance parameter
The charge parameter of the charging module is set, fills the charging module to the battery module according to the charge parameter
Electricity.
8. the control method of intelligent battery charging system as claimed in claim 7, which is characterized in that the method also includes:
The charge parameter of the charging module is arranged according to preset charged electric current when monitoring communication abnormality for the controller, makes institute
It states charging module and trickle charge is carried out to the battery module according to the preset charged electric current in the first preset time；
The controller obtains the battery module when being more than to monitor that communication restores normal after first preset time
The charge parameter of the charging module is arranged according to the performance parameter for performance parameter, fills the charging module according to described
Electrical parameter charges to the battery module.
9. the control method of intelligent battery charging system as claimed in claim 8, which is characterized in that the method also includes:
The controller judges the charging of the battery module when being more than to monitor that communication is still abnormal after first preset time
Whether the time is more than the second preset time, if being more than second preset time, controls the charging module and stops charging；
The controller is when being more than to monitor that communication is still abnormal after first preset time, if judging the battery module
Charging time be less than the second preset time, then keep the charging module according to the preset charged electric current to the battery
Module carries out trickle charge.
10. the control method of intelligent battery charging system as claimed in claim 9, which is characterized in that the battery module
Performance parameter is charging voltage and charging current required for the battery module, and the preset charged electric current is 256mA；It is described
First preset time is 30s, and second preset time is 30min.
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| CN105098926A (en) * | 2015-09-10 | 2015-11-25 | 桂林电子科技大学 | Intelligent charging system and charging method applied to power battery |
| CN107804314A (en) * | 2016-09-09 | 2018-03-16 | 法乐第(北京)网络科技有限公司 | A kind of processing method and system of motor vehicle driven by mixed power battery communication failure |
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-
2019
- 2019-07-12 CN CN201910631725.3A patent/CN110416639A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101252213A (en) * | 2008-03-24 | 2008-08-27 | 中兴通讯股份有限公司 | Method for charging nickel-hydrogen, nickel-cadmium batteries |
| CN104734119A (en) * | 2015-02-26 | 2015-06-24 | 张家港市华为电子有限公司 | Self-protection method of battery charger system when parallel operation charging is realized through CAN communication |
| CN105098926A (en) * | 2015-09-10 | 2015-11-25 | 桂林电子科技大学 | Intelligent charging system and charging method applied to power battery |
| CN107804314A (en) * | 2016-09-09 | 2018-03-16 | 法乐第(北京)网络科技有限公司 | A kind of processing method and system of motor vehicle driven by mixed power battery communication failure |
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