CN107369857A - A kind of hardware based remote battery management system and method - Google Patents
A kind of hardware based remote battery management system and method Download PDFInfo
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- CN107369857A CN107369857A CN201710644677.2A CN201710644677A CN107369857A CN 107369857 A CN107369857 A CN 107369857A CN 201710644677 A CN201710644677 A CN 201710644677A CN 107369857 A CN107369857 A CN 107369857A
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- 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
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
- B60R16/033—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for characterised by the use of electrical 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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
-
- 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
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
-
- 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
Abstract
The present invention relates to a kind of hardware based remote battery management system and method.Including the MCU module being placed in vehicle-mounted TBOX and the remote communication module being connected with the MCU module, voltage detection circuit module, power management module, wherein：The MCU module, for realizing the control of the remote communication module, voltage detection circuit module, power management module；The remote communication module, for realizing vehicle-mounted TBOX and car networking platform communication；The voltage detection module is used to be embodied as power management module offer burning voltage and detection automobile storage battery voltage；The power management module, for being powered for whole system.The present invention can automobile storage battery working condition under remote management automobile flameout state, automobile storage battery voltage is detected by vehicle-mounted TBOX equipment, when automobile storage battery brownout, vehicle-mounted TBOX equipment realizes remote alarms.
Description
Technical field
The invention belongs to car networking technology field, and in particular to a kind of hardware based remote battery management system and side
Method.
Background technology
Tradition is during automobile use, because equipment component is still within after the engine is shut off in automotive control system
Working condition, it will continue to consume automobile storage battery electricity.When not starting the engine long time, easily there is automobile storage battery
Electric deficiency phenomenon, the normal startup and trip of vehicle are influenceed, is brought greater inconvenience to car owner, or even shortened automobile storage battery and use
Life-span.In addition, being at present that the equipment such as remote communication module are fitted with automobile mostly, remote control and remote notification are realized
Etc. function, but remote communication module is generally in resting state after automobile engine is closed, can not be outstanding to vehicle condition
It is that battery condition carries out information reporting, is an impediment to timely prompting of the remote control terminal to vehicle and car owner.
It is an object of the invention to provide a kind of hardware based remote battery management method, solve and exist in the prior art
The problem of, realize remote control terminal and car owner and grasp vehicle battery battery condition in real time.
The content of the invention
It is an object of the invention to provide a kind of hardware based remote battery management system and method.
To achieve the above object, the technical scheme is that：A kind of hardware based remote battery management system, including
The MCU module being placed in vehicle-mounted TBOX and the remote communication module being connected with the MCU module, voltage detection circuit module, power supply
Management module, wherein：
The MCU module, for realizing the control of the remote communication module, voltage detection circuit module, power management module；
The remote communication module, for realizing vehicle-mounted TBOX and car networking platform communication；
The voltage detection module, burning voltage and detection automobile storage battery voltage are provided for being embodied as power management module；
The power management module, for being powered for whole system.
In an embodiment of the present invention, the voltage detection circuit module includes being used to provide stabilization for power management module
The power protecting circuit of voltage, and for detecting the voltage-contrast circuit of automobile storage battery voltage.
In an embodiment of the present invention, the power protecting circuit includes fuse, common mode inductance, power inductance, first
To the 4th electric capacity, switching tube, one end of the fuse and the positive pole of automobile storage battery connect, the other end of fuse and first
One end of electric capacity, the first end connection of common mode inductance, the other end of the first electric capacity and the negative pole of automobile storage battery, the second electric capacity
One end, the second end connection of common mode inductance, the other end ground connection of the second electric capacity, the 3rd end of common mode inductance and the one of the 3rd electric capacity
End, one end connection of one end of the 4th electric capacity, power inductance, the 4th end of common mode inductance and the other end of the 3rd electric capacity, the 4th
The other end of electric capacity, which is connected, is connected to ground, and the other end of power inductance and one end of switching tube connect, the control terminal and MCU of switching tube
Module connects, the output end of the other end of switching tube as the power protecting circuit.
In an embodiment of the present invention, the fuse recovers fuse to be fast.
In an embodiment of the present invention, first electric capacity, the 3rd electric capacity are electrochemical capacitor.
In an embodiment of the present invention, the voltage-contrast circuit includes voltage ratio compared with process chip, resistance, the voltage
The other end of the power supply side, comparison signal input of process chip with the power inductance is connected, voltage process chip
Earth terminal be connected to the ground through the resistance, voltage ratio is connected to the MCU module, voltage compared with the first output end of process chip
The second output end for comparing process chip is connected with the reserve battery built in vehicle-mounted TBOX.
In an embodiment of the present invention, the voltage ratio uses LM2904 compared with process chip.
Present invention also offers a kind of hardware based remote battery management method, using above-mentioned hardware based long-range electricity
Pond management system, this method comprise the following steps,
S1：After the preset time of automobile flameout one, vehicle-mounted TBOX MCU module enters resting state, and vehicle-mounted TBOX is examined by voltage
Survey module detection automobile storage battery voltage；
S2：Voltage detection module judges whether automobile storage battery voltage is less than predetermined reference voltage, if so, then voltage detection module
The MCU module being under park mode is waken up, performs step S3；If it is not, re-execute step S2；
S3：MCU module carries out current vehicle condition information gathering, and by remote communication module by current vehicle condition information with
And storage battery low-voltage alarm signal is sent to car networking platform；
S4：Storage battery low-voltage alarm signal is sent to customer mobile terminal by car networking platform.
In an embodiment of the present invention, in step s 2, when automobile storage battery voltage is less than predetermined reference voltage, voltage
Detection module also controls the reserve battery built in vehicle-mounted TBOX to be powered for vehicle-mounted TBOX.
In an embodiment of the present invention, in the step S3, remote communication module is sent current by mobile communications network
Vehicle condition information and storage battery low-voltage alarm signal.
Compared to prior art, the invention has the advantages that：The present invention being capable of remote management automobile flameout state
Lower automobile storage battery working condition, automobile storage battery voltage is detected by vehicle-mounted TBOX equipment, when automobile storage battery brownout
When, vehicle-mounted TBOX equipment realizes remote alarms.
Brief description of the drawings
Fig. 1 is principle of the invention block diagram.
Fig. 2 is voltage detection circuit module circuit theory diagrams of the present invention.
Fig. 3 is the hardware based remote battery management method flow chart of the present invention.
Embodiment
Below in conjunction with the accompanying drawings, technical scheme is specifically described.
A kind of hardware based remote battery management system of the present invention, including the MCU module that is placed in vehicle-mounted TBOX and
The remote communication module that is connected with the MCU module, voltage detection circuit module, power management module, wherein：
The MCU module, for realizing the control of the remote communication module, voltage detection circuit module, power management module；
The remote communication module, for realizing vehicle-mounted TBOX and car networking platform communication；
The voltage detection module, burning voltage and detection automobile storage battery voltage are provided for being embodied as power management module；
The power management module, for being powered for whole system.
The voltage detection circuit module includes being used for the power protecting circuit for providing burning voltage for power management module,
And for detecting the voltage-contrast circuit of automobile storage battery voltage.
The power protecting circuit includes fuse, common mode inductance, power inductance, first to fourth electric capacity, switching tube, institute
State one end of fuse and the positive pole of automobile storage battery connects, one end, the common mode inductance of the other end of fuse and the first electric capacity
First end connection, the other end of the first electric capacity and the negative pole of automobile storage battery, one end of the second electric capacity, the second of common mode inductance
End connection, the other end ground connection of the second electric capacity, the 3rd end of common mode inductance and one end of the 3rd electric capacity, the 4th electric capacity one end,
One end connection of power inductance, the 4th end of common mode inductance is connected with the other end of the 3rd electric capacity, the other end of the 4th electric capacity
To ground, the other end of power inductance and one end of switching tube are connected, and the control terminal of switching tube is connected with MCU module, switching tube
Output end of the other end as the power protecting circuit.The fuse recovers fuse to be fast.First electric capacity, the 3rd
Electric capacity is electrochemical capacitor.
The voltage-contrast circuit includes voltage ratio and powered compared with process chip, resistance, the power supply of the voltage process chip
End, the other end of the comparison signal input with the power inductance are connected, and the earth terminal of voltage process chip is through the resistance
It is connected to the ground, voltage ratio is connected to the MCU module, second of voltage ratio compared with process chip compared with the first output end of process chip
Output end is connected with the reserve battery built in vehicle-mounted TBOX.The voltage ratio uses LM2904 compared with process chip.
Present invention also offers a kind of hardware based remote battery management method, using above-mentioned hardware based long-range electricity
Pond management system, this method comprise the following steps,
S1：After the preset time of automobile flameout one, vehicle-mounted TBOX MCU module enters resting state, and vehicle-mounted TBOX is examined by voltage
Survey module detection automobile storage battery voltage；
S2：Voltage detection module judges whether automobile storage battery voltage is less than predetermined reference voltage, if so, then voltage detection module
The MCU module being under park mode is waken up, performs step S3；If it is not, re-execute step S2；
S3：MCU module carries out current vehicle condition information gathering, and by remote communication module by current vehicle condition information with
And storage battery low-voltage alarm signal is sent to car networking platform；
S4：Storage battery low-voltage alarm signal is sent to customer mobile terminal by car networking platform.
In step s 2, when automobile storage battery voltage is less than predetermined reference voltage, voltage detection module also controls vehicle-mounted
Reserve battery built in TBOX is powered for vehicle-mounted TBOX.
In the step S3, remote communication module sends current vehicle condition information and electric power storage by mobile communications network
Pond low pressure alarming signal.
It is below the instantiation of the present invention.
As shown in figure 1, a kind of hardware based remote battery management system of the present invention, including be placed in vehicle-mounted TBOX
MCU module and the remote communication module being connected with the MCU module, voltage detection circuit module, power management module, wherein：
MCU module, for realizing the control of the remote communication module, voltage detection circuit module, power management module；
Remote communication module, for realizing vehicle-mounted TBOX and car networking platform communication；
Power management module, for being powered for whole system.
Voltage detection circuit module includes being used for the power protecting circuit for providing burning voltage for power management module, and uses
In the voltage-contrast circuit of detection automobile storage battery voltage.
As shown in Fig. 2 the voltage detection circuit module used in the application is by power protecting circuit, voltage-contrast circuit group
Into power protecting circuit includes fuse F1, common mode inductance FIL1, power inductance L1, first to fourth electric capacity C1 to C4, switch
Pipe Q1, one end of the fuse and the positive pole of automobile storage battery connect, and one end of the other end of fuse and the first electric capacity, are total to
The first end connection of mould inductance, the other end of the first electric capacity and the negative pole of automobile storage battery, one end of the second electric capacity, common mode inductance
The connection of the second end, the other end ground connection of the second electric capacity, the 3rd end of common mode inductance and one end of the 3rd electric capacity, the 4th electric capacity
One end, one end connection of power inductance, the 4th end and the other end of the 3rd electric capacity, the other end phase of the 4th electric capacity of common mode inductance
It is connected to the ground, the other end of power inductance and one end of switching tube are connected, and the control terminal of switching tube is connected with MCU module, are switched
Output end of the other end of pipe as the power protecting circuit.The fuse recovers fuse to be fast.First electric capacity,
3rd electric capacity is electrochemical capacitor；The voltage-contrast circuit includes voltage ratio compared with process chip U1（Using LM2904）, resistance
R1, the other end of the power supply side, comparison signal input of the voltage process chip with the power inductance are connected, electricity
The earth terminal of pressure process chip is connected to the ground through the resistance, and voltage ratio is connected to described compared with the first output end of process chip
MCU module, voltage ratio are connected compared with the second output end of process chip with the reserve battery built in vehicle-mounted TBOX.Voltage detecting electricity
The concrete operating principle of road module is as follows：
Battery tension gives T-BOX power supply BATT, after power protecting circuit, the relatively stable battery tension of output.Should
Voltage is powered by the power supply side of voltage process chip to voltage ratio compared with process chip U1, while passes through comparison signal
Input provides comparator input signal to voltage ratio compared with process chip U1.
Voltage ratio is compared with process chip U1, detection pin input voltage and setting contrast potential value（Hardware setting is with reference to electricity
It is flat）, when input voltage compares level（Hardware setting datum）Gao Shi（I.e. battery tension is not below alarm voltage）, T-
BOX is still in park mode.
When input voltage compares level（Hardware setting datum）When low, U1 by voltage ratio compared with process chip
One output end exports wake-up signal LP_WAKE, and wake-up signal LP_WAKE is waken up MCU to the MCU inside T-BOX.
Exporting POWER_CTRL signals by the second output end simultaneously controls the reserve battery inside TBOX to be powered to T-BOX（Internal
Reserve battery power supply works simultaneously with storage battery power supply, ensures that T-BOX remains able to normal work during battery tension deficiency）.
After MCU receives the wake-up of battery low-voltage, waken up from park mode, remote communication module is opened, by vehicle body
Current state is reported to car networking Platform Server, and uploads low-voltage alarm signal.
After car networking Platform Server receives low-voltage alarm signal, current alerts and vehicle body state are sent to intelligence
Energy client, notifies user.
As shown in figure 3, being a kind of specific process chart of hardware based remote battery management method of the present invention, handle
Flow is as follows：
（1）Automobile is after flame-out, and vehicle-mounted TBOX equipment enters park mode for power saving after a period of time, and now vehicle-mounted TBOX is set
It is standby no longer to gather vehicle condition information in real time；
（2）Vehicle-mounted TBOX equipment connects automobile storage battery power output end, and automobile storage battery voltage is detected, and detects circuit
Hardware contrast circuit is provided with, when automobile storage battery voltage is less than setting datum, is in waking up under park mode
Vehicle-mounted TBOX equipment；
（3）After vehicle-mounted TBOX equipment wakes up, automobile current state information collection is carried out in time, and especially battery tension is adopted
Collection, after battery tension reaches alert if, is alarmed；
（4）The automobile storage battery information of voltage collected is passed through mobile communications network by vehicle-mounted TBOX equipment（2G/3G/4G）Report
Car networking platform, after car owner's intelligent terminal APP is issued to by car networking platform.
Above is presently preferred embodiments of the present invention, all changes made according to technical solution of the present invention, caused function are made
During with scope without departing from technical solution of the present invention, protection scope of the present invention is belonged to.
Claims (10)
- A kind of 1. hardware based remote battery management system, it is characterised in that：Including the MCU module that is placed in vehicle-mounted TBOX and The remote communication module that is connected with the MCU module, voltage detection circuit module, power management module, wherein：The MCU module, for realizing the control of the remote communication module, voltage detection circuit module, power management module；The remote communication module, for realizing vehicle-mounted TBOX and car networking platform communication；The voltage detection module, burning voltage and detection automobile storage battery voltage are provided for being embodied as power management module；The power management module, for being powered for whole system.
- A kind of 2. hardware based remote battery management system according to claim 1, it is characterised in that：The voltage inspection Slowdown monitoring circuit module includes being used for the power protecting circuit for providing burning voltage for power management module, and for detecting automobile electric power storage The voltage-contrast circuit of cell voltage.
- A kind of 3. hardware based remote battery management system according to claim 2, it is characterised in that：The power supply is protected Protection circuit includes fuse, common mode inductance, power inductance, first to fourth electric capacity, switching tube, one end of the fuse and vapour The positive pole connection of car battery, the other end of fuse are connected with one end of the first electric capacity, the first end of common mode inductance, the first electricity The other end of appearance and the negative pole of automobile storage battery, one end of the second electric capacity, the second end of common mode inductance connect, the second electric capacity it is another One end is grounded, and the 3rd end of common mode inductance is connected with one end, one end of the 4th electric capacity, one end of power inductance of the 3rd electric capacity, 4th end of common mode inductance be connected with the other end of the 3rd electric capacity, the other end of the 4th electric capacity is connected to ground, power inductance it is another End is connected with one end of switching tube, and the control terminal of switching tube is connected with MCU module, and the other end of switching tube is protected as the power supply The output end of protection circuit.
- A kind of 4. hardware based remote battery management system according to claim 3, it is characterised in that：The fuse Recover fuse to be fast.
- A kind of 5. hardware based remote battery management system according to claim 3, it is characterised in that：First electricity Hold, the 3rd electric capacity is electrochemical capacitor.
- A kind of 6. hardware based remote battery management system according to claim 3, it is characterised in that：The voltage pair It is equal compared with process chip, resistance, power supply side, the comparison signal input of the voltage process chip to include voltage ratio than circuit It is connected with the other end of the power inductance, the earth terminal of voltage process chip is connected to the ground through the resistance, and voltage ratio is relatively located First output end of reason chip is connected to the MCU module, and voltage ratio is compared with the second output end of process chip and vehicle-mounted TBOX The reserve battery connection put.
- 7. according to a kind of any described hardware based remote battery management system of claim 6, it is characterised in that：The electricity Pressure ratio uses LM2904 compared with process chip.
- A kind of 8. hardware based remote battery management method, it is characterised in that：It is any described based on hard using claim 1-7 The remote battery management system of part, this method comprise the following steps,S1：After the preset time of automobile flameout one, vehicle-mounted TBOX MCU module enters resting state, and vehicle-mounted TBOX is examined by voltage Survey module detection automobile storage battery voltage；S2：Voltage detection module judges whether automobile storage battery voltage is less than predetermined reference voltage, if so, then voltage detection module The MCU module being under park mode is waken up, performs step S3；If it is not, re-execute step S2；S3：MCU module carries out current vehicle condition information gathering, and by remote communication module by current vehicle condition information with And storage battery low-voltage alarm signal is sent to car networking platform；S4：Storage battery low-voltage alarm signal is sent to customer mobile terminal by car networking platform.
- A kind of 9. hardware based remote battery management method according to claim 8, it is characterised in that：In step S2 In, when automobile storage battery voltage is less than predetermined reference voltage, voltage detection module also controls the standby electricity built in vehicle-mounted TBOX Pond powers for vehicle-mounted TBOX.
- A kind of 10. hardware based remote battery management method according to claim 8, it is characterised in that：The step In S3, remote communication module sends current vehicle condition information and storage battery low-voltage alarm signal by mobile communications network.
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| CN113665498A (en) * | 2020-05-15 | 2021-11-19 | 广州汽车集团股份有限公司 | Storage battery anti-feed system and control method thereof |
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| CN109523758A (en) * | 2018-11-21 | 2019-03-26 | 北汽福田汽车股份有限公司 | The monitoring system and method for vehicle battery voltage |
| CN109752996A (en) * | 2018-12-28 | 2019-05-14 | 杭州云动智能汽车技术有限公司 | A kind of TBox power consumption management method |
| CN110427017A (en) * | 2019-08-06 | 2019-11-08 | 宝能汽车有限公司 | Remote information processor and its power consumption management method, car networking system and automobile |
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| CN110371053B (en) * | 2019-08-16 | 2024-03-26 | 慧翰微电子股份有限公司 | Management system and management method for T-BOX built-in standby battery |
| CN113665498A (en) * | 2020-05-15 | 2021-11-19 | 广州汽车集团股份有限公司 | Storage battery anti-feed system and control method thereof |
| CN112277846A (en) * | 2020-11-12 | 2021-01-29 | 合肥长安汽车有限公司 | Shared automobile power manager structure |
| CN112277846B (en) * | 2020-11-12 | 2022-03-22 | 合肥长安汽车有限公司 | Shared automobile power manager structure |
| CN113291201A (en) * | 2021-05-07 | 2021-08-24 | 四川大学锦城学院 | Battery management system based on wireless communication |
| CN113489596A (en) * | 2021-05-27 | 2021-10-08 | 江铃汽车股份有限公司 | Sleep control method, T-BOX and computer-readable storage medium |
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Application publication date: 20171121 |