CN109149017A - Battery thermal management test macro and method - Google Patents
Battery thermal management test macro and method Download PDFInfo
- Publication number
- CN109149017A CN109149017A CN201810986516.6A CN201810986516A CN109149017A CN 109149017 A CN109149017 A CN 109149017A CN 201810986516 A CN201810986516 A CN 201810986516A CN 109149017 A CN109149017 A CN 109149017A
- Authority
- CN
- China
- Prior art keywords
- battery
- temperature
- thermal management
- battery system
- control instruction
- 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.)
- Granted
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 125
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000004891 communication Methods 0.000 claims description 78
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 238000001816 cooling Methods 0.000 claims description 17
- 230000005611 electricity Effects 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
- 230000003862 health status Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 description 11
- 238000013507 mapping Methods 0.000 description 6
- 230000001276 controlling effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000003993 interaction Effects 0.000 description 2
- 230000036632 reaction speed Effects 0.000 description 2
- 208000033748 Device issues Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005518 electrochemistry Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000013519 translation Methods 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/617—Types of temperature control for achieving uniformity or desired distribution of temperature
-
- 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
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/63—Control systems
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Automation & Control Theory (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of battery thermal management test macro and methods, and for testing battery thermal management equipment, system includes: battery temperature controller, and the signal input part of the battery temperature controller is connect with battery system；Test device, the signal input part of the test device are connect with the signal output end of the battery temperature controller, and the signal output end of the test device is connect with the battery thermal management equipment；The battery temperature controller is used to obtain the temperature of battery system, and sends control instruction corresponding with the temperature of the battery system to the test device；The test device is used for the temperature for receiving the control instruction and driving the battery thermal management equipment to adjust the battery system based on the control instruction.Battery thermal management test macro and method provided by the invention, are able to ascend testing efficiency.
Description
Technical field
The present invention relates to testing field more particularly to a kind of battery thermal management test macros and method.
Background technique
Battery thermal management is the influence according to temperature to battery performance, in conjunction with battery electrochemical properties and heat production mechanism,
Best charge and discharge temperature range based on specific battery is established in materialogy, electrochemistry, thermal conduction study, is divided by reasonably designing
On the multidisciplinary multi-field basis such as subdynamics, works in situation too high or too low for temperature for solution battery and heat is caused to dissipate
Ease or thermal runaway problem, to promote a new technology of battery overall performance.
Due to the rise of electric car, power battery applies the situation on vehicle more and more, whole to improve battery
Performance is also equipped with battery thermal management equipment on electric car, is needed before battery thermal management equipment entrucking to battery heat
Management equipment is tested.In the prior art, it needs staff while manually controlling multiple for battery thermal management equipment
The test device tested, testing efficiency are low.
Summary of the invention
The embodiment of the present invention provides a kind of battery thermal management test macro and method, is surveyed with solving current battery thermal management
The problem of low efficiency that test system tests battery thermal management equipment.
The embodiment of the present invention provides a kind of battery thermal management test macro in order to solve the above problem, for battery thermal management
Equipment is tested characterized by comprising
The signal input part of battery temperature controller, the battery temperature controller is connect with battery system；
The signal output end of test device, the signal input part of the test device and the battery temperature controller connects
It connects, the signal output end of the test device is connect with the battery thermal management equipment；
The battery temperature controller is used to obtain the temperature of battery system, and sends and the electricity to the test device
The corresponding control instruction of the temperature of cell system；The test device is for receiving the control instruction and based on the control instruction
The battery thermal management equipment is driven to adjust the temperature of the battery system.
Optionally, the test device includes signal processor and communication protocols converter, the communication protocol converter
Signal input part connect with the signal output end of the battery temperature controller, the output of the signal of the communication protocol converter
End is connect with the signal input part of the signal processor, the signal output end of the signal processor and the battery thermal management
Equipment connection, wherein the communication protocols converter is used for its signal input part is received based on the defeated of the first communication protocol
Enter the output signal based on second communication protocol that signal is converted into the transmission of its signal output end.
Optionally, the battery temperature controller is used for when the temperature of the battery system is lower than default low-temperature values, defeated
Heating instruction out；Or,
The temperature controller is used for when the temperature of the battery system is higher than default high temperature values, output cooling instruction.
Optionally, the battery thermal management equipment is air-cooled battery thermal management equipment or liquid cooling thermal management device.
Optionally, the battery thermal management equipment is liquid cooling thermal management device, including passing sequentially through pipeline head and the tail connection
Heat exchanger, expansion tank, water pump and shell, the battery system are set in the shell；
The signal output end of the signal processor is connect with the water pump, by controlling the water guide amount of the water pump to control
Make the heat exchange amount of the battery system.
Optionally, first communication protocol is controller local area network's CAN communication agreement, and second communication protocol is
Serial communication protocol.
Optionally, the signal input part of the communication protocol converter is also connect with the battery system；
The test device further include:
Display screen, the signal input part of the display screen are connect with the signal processor, for showing at the signal
The status information for the battery system that reason device is got.
Optionally, the status information of the battery system includes the temperature information, capacity information, residue of the battery system
At least one of electricity SOC information, health status SOH information.
Optionally, the test device further includes alarm, the signal input part of the alarm and the signal processing
Device connection, the alarm are used to carry out alarm when the temperature of the battery system is higher than preset temperature threshold.
Optionally, the test device further include: battery temperature spare controller, the battery temperature spare controller
Signal input part is connect with the signal output end of the signal processor, the signal output end of the battery temperature spare controller
It is connect with the signal input part of the signal processor；The battery temperature spare controller is used for the temperature in the battery system
When degree is higher than preset temperature threshold, control instruction that output is ready for use；The signal processor is used for according to the spare control instruction
The battery thermal management equipment is driven to adjust the temperature of the battery system.
Optionally, the test device further includes manual switch, the manual switch and the spare control of the battery temperature
Device connection, is switched on or off for controlling the battery temperature spare controller.
The embodiment of the present invention also provides a kind of battery thermal management test macro control method, this method comprises:
The temperature for acquiring battery system, the temperature based on the battery system generate corresponding control instruction；
The temperature of the battery system is adjusted according to control instruction driving battery thermal management equipment.
Optionally, the temperature for driving battery thermal management equipment to adjust the battery system according to the control instruction
Step, comprising:
The control instruction based on the first communication protocol is received, and the control instruction is converted to based on the second communication
The control instruction of agreement；
The temperature of the battery system is adjusted based on the control instruction driving battery thermal management equipment after conversion.
Optionally, the temperature of the acquisition battery system, the temperature based on the battery system generate corresponding control and refer to
The step of enabling, comprising:
Acquire the temperature of battery system；
If the temperature of the battery system is lower than default low-temperature values, output heating instruction；Or, if the battery system
When temperature is higher than default high temperature values, output cooling instruction.
Optionally, the temperature of the acquisition battery system, the temperature based on the battery system generate corresponding control and refer to
The step of enabling, comprising:
The temperature for acquiring battery system, shows the temperature of the battery system；
Temperature based on the battery system generates corresponding control instruction.
In the embodiment of the present invention, the temperature by battery temperature controller for battery system exports corresponding control instruction
To test device, make test device based on the temperature of control instruction driving battery thermal management equipment regulating cell system, battery
Temperature controller can export control instruction to multiple test devices simultaneously, and then multiple battery thermal management equipment is driven to be surveyed
Examination, improves testing efficiency.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed in being described below to the embodiment of the present invention
Attached drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention,
For those of ordinary skill in the art, without any creative labor, it can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram for the battery thermal management test macro that one embodiment of the invention provides；
Fig. 2 be another embodiment of the present invention provides battery thermal management test macro structural schematic diagram；
Fig. 3 is a kind of structural schematic diagram of battery thermal management equipment；
Fig. 4 be another embodiment of the present invention provides battery thermal management test macro structural schematic diagram；
Fig. 5 is the flow chart for the battery thermal management test method that one embodiment of the invention provides.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Referring to Fig. 1, Fig. 1 is the structural schematic diagram for the battery thermal management test macro that one embodiment of the invention provides.This
Inventive embodiments provide a kind of battery thermal management test macro 100, for testing battery thermal management equipment 200, comprising:
The signal input part of battery temperature controller 110, battery temperature controller 110 is connect with battery system 300；
Test device 120, the signal of the signal input part of the test device 120 and the battery temperature controller 110
Output end connection, the signal output end of the test device 120 are connect with the battery thermal management equipment 200；
Battery temperature controller 110 is used to obtain the temperature of battery system 300, and sends to test device 120 and battery
The corresponding control instruction of temperature；Test device 120 is for receiving control instruction and being set based on control instruction driving battery thermal management
The temperature of standby 200 regulating cell systems 300.
Battery system 300 includes battery and BMS device, and BMS device can acquire the parameters of battery, to monitor electricity
The status information in pond, such as: different voltage values corresponds to the different temperature value of battery, so that it is determined that the temperature of battery.Battery temperature
Degree controller 110 is connect with the signal output end of BMS device, so as to get the temperature of battery system 300.
Battery temperature controller 110 is after the temperature for getting battery system 300, the determining temperature with battery system 300
Corresponding first control instruction, and first control instruction is exported to test device 120.It is specific to determine the first control instruction, it can
To be the mapping prestored inside battery temperature controller 110 between multiple temperature of battery system 300 and multiple control instructions
Relationship, finding with battery system 300 there are the control instruction of mapping relations is the first control instruction；It is also possible to battery temperature
The mapping relations between multiple temperature ranges of battery system 300 and multiple control instructions are prestored inside degree controller 110, are led to
It crosses and determines which temperature range is the temperature of battery system 300 belong in, to further determine that the first control instruction.
After test device 120 receives first control instruction, battery thermal management equipment 200 is driven based on the control instruction
The temperature of regulating cell system 300.
In the embodiment of the present invention, the temperature by battery temperature controller for battery system exports corresponding control instruction
To test device, make test device based on the temperature of control instruction driving battery thermal management equipment regulating cell system, battery
Temperature controller can export control instruction to multiple test devices simultaneously, and then multiple battery thermal management equipment is driven to be surveyed
Examination, improves testing efficiency.
Optionally, as shown in Fig. 2, test device 120 includes signal processor 121 and communication protocols converter 122, communication
The signal input part of protocol translation device 122 is connect with the signal output end of battery temperature controller 110, communication protocol converter
122 signal output end is connect with the signal input part of signal processor 121, the signal output end and electricity of signal processor 121
Pond thermal management device 200 connects, wherein communication protocols converter 122 is used to be based on its signal input part is received first and lead to
The input signal of letter agreement is converted into the output signal based on the second communication protocol of its signal output end transmission.
In some alternative embodiments, battery system 300 and battery temperature controller 110 can be for based on the first communications
The equipment of agreement, therefore, battery system 300 and battery temperature controller 110 can directly carry out data interaction.Test device
Signal processor 121 and battery thermal management equipment 200 can be the equipment based on the second communication protocol, battery thermal management in 120
Equipment 200 is capable of the control of device under test 120.It needs to realize test device 120 by communication protocols converter 122
Temperature based on battery system 300 tests battery thermal management equipment 200.
Battery temperature controller 110 is after the temperature for getting battery system 300, the determining temperature with battery system 300
Corresponding second control instruction, and second control instruction is exported to test device 120, which is based on first
The signal of communication protocol.
The specific mode for determining the second control instruction is similar to the mode of above-mentioned the first control instruction of determination, no longer superfluous herein
It states.
The signal input part of association's communication view converter 122 receives second control instruction, and is converted into third control
Instruction, which is the signal based on the first communication protocol, which is based on the second communication protocol
Signal, the second control instruction and third control instruction difference is only that communication protocol difference.Third control instruction can be believed
Number processor 121 is read, corresponding to drive battery thermal management equipment 200 after signal processor 121 receives third control instruction
Temperature adjusting is carried out to battery system 300.
In the embodiment of the present invention, battery temperature controller 110 is setting based on the first communication protocol with battery system 300
Standby, test device 120 is the equipment based on the second communication protocol, and battery temperature controller 110 obtains the temperature of battery system, and
Corresponding control instruction is exported according to the temperature of battery system 300；After test device 120 is to the protocol conversion of control instruction, root
According to the temperature of the control instruction driving 200 regulating cell system 300 of battery thermal management equipment after conversion.In the technical program, electricity
Pond heat management test macro can carry out the test of battery thermal management in two kinds of communication protocols, improve battery thermal management test system
The versatility of system.In addition, communication protocols converter 122 only needs to convert the communication protocol of control instruction, the work of conversion
Work amount is small, and test reaction speed improves, to promote whole testing efficiency.
Optionally, battery temperature controller 110 is used for the output when the temperature of battery system 300 is lower than default low-temperature values
Heating instruction；Or,
Battery temperature controller 110 is used for when the temperature of battery system 300 is higher than default high temperature values, and output cooling refers to
It enables.
Default low-temperature values and default high temperature values are prestored in battery temperature controller 110, wherein the temperature of default high temperature values
Value is higher than the temperature value of default low-temperature values, by carrying out the temperature of battery system 300 and default low-temperature values or default high temperature values
It compares, to obtain comparison result, each comparison result uniquely corresponds to a kind of control instruction.
Comparison result includes that the temperature of battery system 300 is lower than default low-temperature values, and corresponding control of such comparison result refers to
It enables as heating instruction；Comparison result further includes that the temperature of battery system 300 is higher than default high temperature values, and such comparison result is corresponding
Control instruction is cooling instruction.
By the way that the temperature of battery system 300 to be compared with default low-temperature values and default high temperature values, according to comparison result
Determine control instruction, scheme is simple, high reliablity.
Above-mentioned battery thermal management equipment 200 can be air-cooled battery thermal management equipment, be also possible to liquid cooling thermal management device,
It is not limited in the embodiment of the present invention.
Further, as shown in figure 3, battery thermal management equipment 200 is liquid cooling thermal management device, including pipeline is passed sequentially through
Heat exchanger 210, expansion tank 220, water pump 230 and the shell 240 of head and the tail connection, the battery system 300 are set to the shell
In body 240；
The signal output end of signal processor 121 is connect with water pump 230, by controlling the water guide amount of water pump 230 to control
The heat exchange amount of battery system 300.
Battery thermal management equipment 200 uses liquid cooling thermal management device, and battery system 300 is set in shell 240.Liquid cooling heat
The heat exchange amount of management equipment depends on the water guide amount of water pump 230, and water guide amount is bigger, liquid to the caloric receptivity or thermal discharge of battery just
It is bigger, so that the efficiency of heating or the cooling of battery system 300 can be controlled by the water guide amount of control water pump 230.
Signal processor 121 can prestore best charge and discharge temperature range, and signal processor 121 can be according to battery system
Difference between the temperature and best charge and discharge temperature range of system 300 carrys out the efficiency of heating or the cooling of regulating cell system 300,
When difference is larger, the water guide amount for increasing water pump 230 restores the temperature of battery system 300 as soon as possible to increase heat exchange amount
To best charge and discharge temperature range, the working performance for ensuring battery system 300 is played；When difference is smaller, reduce water pump 230
Water guide amount under the premise of the working performance on battery system 300 influences less, saves heat exchange power consumption to reduce heat exchange amount.
Optionally, the first communication protocol is controller local area network (Controller Area Network, CAN) communication
Agreement, the second communication protocol are serial communication protocol.Wherein, serial communication protocol includes RS-232, RS-422 and RS-485 etc.
Communication mode.
Optionally, as shown in figure 4, the signal input part of the communication protocol converter 122 also connects with battery system 300
It connects；
The test device 120 further include:
The signal input part of display screen 123, display screen 123 is connect with signal processor 121, for showing signal processor
The status information of 121 battery systems 300 got.
The communication between test device 120 and battery system 300 is increased, battery system 300 is sent out to test device 120
First state information out, the first state information are the signals based on the first communication protocol, and the communication protocols converter 122 will
First state information is converted to the second status information, which is the signal based on the second communication protocol, the first shape
State information is only that communication protocol difference with the difference of the second status information.
By the second status information after the second status information that the reception communication protocol converter 122 of signal processor 121 exports
It is transmitted to display screen 123, the status information of battery system 300 is shown after the second status information of reception of display screen 123.
Display screen 123 in test device 120 can show the status information of battery, so that tester be facilitated to check electricity
The state of cell system 300, and then confirm whether battery thermal management equipment 200 normally carries out temperature adjustment, display screen to battery system 300
123 can find in time the failure of battery thermal management equipment 200 and the exception of battery system 300 convenient for tester.
Wherein, the status information of battery system 300 may include the temperature information, capacity information, residue of battery system 300
At least one of electricity SOC information, health status SOH information.
Further, test device 120 further includes alarm 124, the signal input part and signal processor of alarm 124
121 connections, alarm 124 are used to carry out alarm when the temperature of battery system 300 is higher than preset temperature threshold.
Signal processor 121 prestores preset temperature threshold, receives communication protocols converter in signal processor 121
After the status information of the temperature information including battery system 300 of 122 outputs, judge whether the temperature of battery system 300 is higher than
Preset temperature threshold, if so, triggering alarm 124 is alarmed.
Preset temperature threshold is to be higher than close to the temperature value of damage 300 performance of battery system in the temperature of battery system 300
When preset temperature threshold, there is the risk of damage battery system 300, need to cool down in time, therefore is reminded and tested by alarm
Personnel, to prevent battery system 300 from damaging.
In addition, test device 120 further include: battery temperature spare controller 125, the battery temperature spare controller
125 signal input part is connect with the signal output end of the signal processor 121, and the signal of battery temperature spare controller is defeated
Outlet is connect with the signal input part of signal processor 121；Battery temperature spare controller 125 is used in battery system 300
When temperature is higher than preset temperature threshold, control instruction that output is ready for use；Signal processor 121 is used for according to the spare control instruction
Drive the temperature of 200 regulating cell system 300 of battery thermal management equipment.
Battery temperature spare controller 125 is added in test device 120, is occurred for battery temperature controller 110
The case where failure, in order to prevent battery last high temperature and battery temperature controller 110 can not export control instruction, cause battery hot
Management equipment 200 can not regulating cell system 300 temperature, and damage battery system 300.
Through battery temperature spare controller 125 when the temperature of battery system 300 is higher than preset temperature threshold, driving electricity
The temperature of 200 regulating cell system 300 of pond thermal management device, to prevent the failure of battery temperature controller 110 from leading to electricity
The case where cell system 300 damages improves the safety of battery system 300 during the test.The preset temperature threshold is higher than electricity
Default high temperature values in pond temperature controller 110.
Optionally, test device 120 further includes manual switch, and manual switch is connect with battery temperature spare controller 125,
It is switched on or off for controlling battery temperature spare controller 125.
In the case where tester determines that battery temperature controller 110 works normally, closing can be operated with manual switches
Battery temperature spare controller 125, to save the power consumption of test device 120 in test process.
As shown in figure 5, the embodiment of the present invention also provides a kind of control method of battery thermal management test macro, comprising:
Step 501: acquiring the temperature of battery system, the temperature based on the battery system generates corresponding control instruction；
Step 502: the temperature of the battery system is adjusted according to control instruction driving battery thermal management equipment.
Wherein, battery thermal management test macro includes battery temperature controller and test device, battery temperature controller
Signal input part is connect with battery system；The signal input part of test device and the signal output end of battery temperature controller connect
It connects, the signal output end of test device is connect with battery thermal management equipment；Battery thermal management equipment can be to the temperature of battery system
Degree is adjusted.
Specifically, battery temperature controller collects the temperature of battery system, determination is corresponding with the temperature of battery system
Control instruction, and the control instruction is exported to test device.It is specific to determine control instruction, it can be inside battery temperature controller
The mapping relations between multiple temperature of battery system and multiple control instructions are prestored, finds and there is mapping with battery system
The control instruction of relationship is control instruction；It is also possible to prestore multiple temperature of battery system inside battery temperature controller
Mapping relations between range and multiple control instructions, by determining which temperature range is the temperature of battery system belong in, from
And further determine that control instruction.
After test device receives control instruction, based on control instruction driving battery thermal management equipment to battery system
Temperature is adjusted.
As a result, by the temperature of acquisition battery system, the temperature based on the battery system generates corresponding control instruction；
The temperature of the battery system is adjusted according to control instruction driving battery thermal management equipment.Battery thermal management test macro energy
Enough while multiple battery thermal management equipment being driven to be tested, improves testing efficiency.
Optionally, step 502, it can specifically include:
The control instruction based on the first communication protocol is received, and the control instruction is converted to based on the second communication
The control instruction of agreement；
The temperature of the battery system is adjusted based on the control instruction driving battery thermal management equipment after conversion.
Battery system and battery temperature controller can be the equipment based on the first communication protocol, therefore, battery system with
Battery temperature controller can directly carry out data interaction.Signal processor and battery thermal management equipment can be in test device
Based on the equipment of the second communication protocol, battery thermal management equipment is capable of the control of device under test.It needs to turn by communication protocol
Parallel operation can realize that test device tests battery thermal management equipment based on the temperature of battery system.
Battery temperature controller determines corresponding with the temperature of battery system second after getting the temperature of battery system
Control instruction, and second control instruction is exported to test device, which is the letter based on the first communication protocol
Number.
The specific mode for determining the second control instruction is similar to the mode of above-mentioned the first control instruction of determination, no longer superfluous herein
It states.
The signal input part of association's communication view converter receives second control instruction, and is converted into third control and refers to
It enables, which is the signal based on the first communication protocol, which is based on the second communication protocol
Signal, the second control instruction are only that communication protocol difference with the difference of third control instruction.Third control instruction can be by signal
Processor is read, corresponding to drive battery thermal management equipment to battery system after signal processor receives third control instruction
Carry out temperature adjusting.
Battery thermal management test macro can carry out the test of battery thermal management in two kinds of communication protocols as a result, improve
The versatility of battery thermal management test macro.In addition, communication protocols converter only needs to carry out the communication protocol of control instruction
Conversion, the workload of conversion is small, and test reaction speed improves, to promote whole testing efficiency.
Optionally, step 501, may include:
Acquire the temperature of battery system；
If the temperature of the battery system is lower than default low-temperature values, output heating instruction；Or, if the battery system
When temperature is higher than default high temperature values, output cooling instruction.
Default low-temperature values and default high temperature values are prestored in battery temperature controller, wherein the temperature value of default high temperature values
Higher than the temperature value of default low-temperature values, by the way that the temperature of battery system is compared with default low-temperature values or default high temperature values,
To obtain comparison result, each comparison result uniquely corresponds to a kind of control instruction.
Comparison result includes that the temperature of battery system is lower than default low-temperature values, and the corresponding control instruction of such comparison result is
Heating instruction；Comparison result further includes that the temperature of battery system is higher than default high temperature values, and corresponding control of such comparison result refers to
It enables as cooling instruction.
By the way that the temperature of battery system to be compared with default low-temperature values and default high temperature values, according to comparison result come really
Determine control instruction, scheme is simple, high reliablity.
Optionally, step 501, may include:
The temperature for acquiring battery system, shows the temperature of the battery system；
Temperature based on the battery system generates corresponding control instruction.
Display screen is had additional in test device, the status informations such as temperature for checking battery convenient for tester are specific real
Existing mode: increasing the communication between test device and battery system, and in the case where across communication protocol, battery system is to test
Device issues first state information, which is the signal based on the first communication protocol, the communication Protocol Conversion
First state information is converted to the second status information by device, which is the signal based on the second communication protocol, the
One status information is only that communication protocol difference with the difference of the second status information.Battery thermal management test macro is completed to electricity
The acquisition of the temperature of cell system.
Second status information is transmitted to by signal processor after receiving the second status information that communication protocol converter exports
Display screen, display screen shows the status information of battery system after receiving the second status information, and the status information is including at least battery
The temperature of system can also include capacity information, remaining capacity SOC information, the health status SOH information etc. of battery system.I.e.
Complete the temperature that battery thermal management test macro shows battery system.
In addition, temperature based on the battery system generate the step of corresponding control instruction can be with previous embodiment phase
Together；It is also possible to:
Battery temperature spare controller, the signal input part and letter of battery temperature spare controller are added in test device
The signal output end connection of number processor, the signal output end of battery temperature spare controller and the signal of signal processor input
End connection；Battery temperature spare controller is used for when the temperature of battery system is higher than preset temperature threshold, control that output is ready for use
Instruction.It completes battery thermal management test macro and generates corresponding control instruction.
Battery temperature spare controller is to be directed to the case where battery temperature controller breaks down, in order to prevent battery last
High temperature and battery temperature controller can not export control instruction, cause battery thermal management equipment can not regulating cell system temperature
Degree, and damage battery system.
Through battery temperature spare controller when the temperature of battery system is higher than preset temperature threshold, battery thermal is driven
The temperature of equipment regulating cell system is managed, so that preventing battery temperature controller from breaking down leads to the feelings of battery system damage
Condition improves the safety of battery system during the test.The preset temperature threshold is higher than default in battery temperature controller
High temperature values.
As a result, by the temperature of acquisition battery system, the temperature of the battery system is shown；Based on the battery system
Temperature generates corresponding control instruction.Tester can be made to observe directly the temperature of battery system, convenient for tester and
The failure of Shi Faxian battery thermal management equipment and the exception of battery system.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (15)
1. a kind of battery thermal management test macro, for testing battery thermal management equipment characterized by comprising
The signal input part of battery temperature controller, the battery temperature controller is connect with battery system；
Test device, the signal input part of the test device are connect with the signal output end of the battery temperature controller, institute
The signal output end for stating test device is connect with the battery thermal management equipment；
The battery temperature controller is used to obtain the temperature of battery system, and sends and the battery system to the test device
The corresponding control instruction of the temperature of system；The test device is for receiving the control instruction and being driven based on the control instruction
The battery thermal management equipment adjusts the temperature of the battery system.
2. battery thermal management test macro according to claim 1, which is characterized in that the test device includes at signal
Manage device and communication protocols converter, the signal input part of the communication protocol converter and the signal of the battery temperature controller
Output end connection, the signal output end of the communication protocol converter are connect with the signal input part of the signal processor, institute
The signal output end for stating signal processor is connect with the battery thermal management equipment, wherein the communication protocols converter is used for
By the received input signal based on the first communication protocol of its signal input part be converted into its signal output end transmission based on institute
State the output signal of the second communication protocol.
3. battery thermal management test macro according to claim 1, which is characterized in that the battery temperature controller is used for
When the temperature of the battery system is lower than default low-temperature values, output heating instruction；Or,
The battery temperature controller is used for when the temperature of the battery system is higher than default high temperature values, output cooling instruction.
4. battery thermal management test macro according to claim 1, which is characterized in that the battery thermal management equipment is wind
Cold battery thermal management equipment or liquid cooling battery thermal management equipment.
5. battery thermal management test macro according to claim 1, which is characterized in that the battery thermal management equipment is liquid
Cold and hot management equipment, heat exchanger, expansion tank, water pump and shell including passing sequentially through pipeline head and the tail connection, the battery system
System is set in the shell；
The signal output end of the signal processor is connect with the water pump, by controlling the water guide amount of the water pump to control
State the heat exchange amount of battery system.
6. battery thermal management test macro according to claim 1, which is characterized in that first communication protocol is control
General ability domain network C AN communication protocol, second communication protocol are serial communication protocol.
7. battery thermal management test macro according to claim 2, which is characterized in that the letter of the communication protocol converter
Number input terminal is also connect with the battery system；
The test device further include:
Display screen, the signal input part of the display screen are connect with the signal processor, for showing the signal processor
The status information of the battery system got.
8. battery thermal management test macro according to claim 7, which is characterized in that the status information of the battery system
At least one in temperature information, capacity information, remaining capacity SOC information, health status SOH information including the battery system
Kind.
9. battery thermal management test macro according to claim 7 or 8, which is characterized in that the test device further includes
Alarm, the signal input part of the alarm are connect with the signal processor, and the alarm is used in the battery system
The temperature of system carries out alarm when being higher than preset temperature threshold.
10. battery thermal management test macro according to claim 7 or 8, which is characterized in that the test device is also wrapped
It includes: battery temperature spare controller, the signal input part of the battery temperature spare controller and the letter of the signal processor
The connection of number output end, the signal output end of the battery temperature spare controller and the signal input part of the signal processor connect
It connects；The battery temperature spare controller is used for when the temperature of the battery system is higher than preset temperature threshold, and output is ready for use
Control instruction；The signal processor is used for according to the spare control instruction driving battery thermal management equipment adjusting
The temperature of battery system.
11. battery thermal management test macro according to claim 9, which is characterized in that the test device further includes hand
Dynamic switch, the manual switch is connect with the battery temperature spare controller, for controlling the spare control of the battery temperature
Device is switched on or off.
12. a kind of battery thermal management test macro control method, which is characterized in that this method comprises:
The temperature for acquiring battery system, the temperature based on the battery system generate corresponding control instruction；
The temperature of the battery system is adjusted according to control instruction driving battery thermal management equipment.
13. according to the method for claim 12, which is characterized in that described to drive battery thermal management according to the control instruction
Equipment adjusts the step of temperature of the battery system, comprising:
The control instruction based on the first communication protocol is received, and the control instruction is converted to based on the second communication protocol
Control instruction；
The temperature of the battery system is adjusted based on the control instruction driving battery thermal management equipment after conversion.
14. according to the method for claim 12, which is characterized in that the temperature of the acquisition battery system is based on the electricity
The temperature of cell system generates the step of corresponding control instruction, comprising:
Acquire the temperature of battery system；
If the temperature of the battery system is lower than default low-temperature values, output heating instruction；Or, if the temperature of the battery system
When higher than default high temperature values, output cooling instruction.
15. according to the method for claim 12, which is characterized in that the temperature of the acquisition battery system is based on the electricity
The temperature of cell system generates the step of corresponding control instruction, comprising:
The temperature for acquiring battery system, shows the temperature of the battery system；
Temperature based on the battery system generates corresponding control instruction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810986516.6A CN109149017B (en) | 2018-08-28 | 2018-08-28 | Battery thermal management test system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810986516.6A CN109149017B (en) | 2018-08-28 | 2018-08-28 | Battery thermal management test system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109149017A true CN109149017A (en) | 2019-01-04 |
| CN109149017B CN109149017B (en) | 2020-06-02 |
Family
ID=64828503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810986516.6A Active CN109149017B (en) | 2018-08-28 | 2018-08-28 | Battery thermal management test system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109149017B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4290649A1 (en) * | 2022-06-06 | 2023-12-13 | Milwaukee Electric Tool Corporation | Power supply including thermistors disposed on anode ends of battery cells |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102313632A (en) * | 2011-07-06 | 2012-01-11 | 华霆（合肥）动力技术有限公司 | Method for testing wind field of heat management system in battery pack |
| CN103213512A (en) * | 2012-01-24 | 2013-07-24 | 通用汽车环球科技运作有限责任公司 | Enhanced hv pre-charge heater diagnostic detection system for liquid cooled hv battery packs |
| CN105548891A (en) * | 2015-12-02 | 2016-05-04 | 北京长城华冠汽车科技股份有限公司 | Battery heat test device and battery heat test method |
| CN106227186A (en) * | 2016-07-12 | 2016-12-14 | 北京长城华冠汽车科技股份有限公司 | A kind of test system and method for electric automobile heat management pipeline |
| CN106248390A (en) * | 2016-07-12 | 2016-12-21 | 北京长城华冠汽车科技股份有限公司 | A kind of test system and method for electric automobile heat management pipeline |
| CN106532155A (en) * | 2016-12-27 | 2017-03-22 | 武汉博富通试验设备有限公司 | Detection equipment of thermal management system |
| CN106769091A (en) * | 2016-12-20 | 2017-05-31 | 上海中科深江电动车辆有限公司 | The detecting system of electric automobile power battery system |
| US9817074B1 (en) * | 2017-02-22 | 2017-11-14 | Bordrin Motor Corporation, Inc. | Method and apparatus for automatically computing work accuracy of a battery management system offline |
| CN108152756A (en) * | 2018-02-08 | 2018-06-12 | 中国石油大学(华东) | A kind of battery pack thermal management system thermal runaway inhibits the test device of efficiency |
| GB2557361A (en) * | 2016-12-08 | 2018-06-20 | Arrival Ltd | Thermal Management test system |
-
2018
- 2018-08-28 CN CN201810986516.6A patent/CN109149017B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102313632A (en) * | 2011-07-06 | 2012-01-11 | 华霆（合肥）动力技术有限公司 | Method for testing wind field of heat management system in battery pack |
| CN103213512A (en) * | 2012-01-24 | 2013-07-24 | 通用汽车环球科技运作有限责任公司 | Enhanced hv pre-charge heater diagnostic detection system for liquid cooled hv battery packs |
| CN105548891A (en) * | 2015-12-02 | 2016-05-04 | 北京长城华冠汽车科技股份有限公司 | Battery heat test device and battery heat test method |
| CN106227186A (en) * | 2016-07-12 | 2016-12-14 | 北京长城华冠汽车科技股份有限公司 | A kind of test system and method for electric automobile heat management pipeline |
| CN106248390A (en) * | 2016-07-12 | 2016-12-21 | 北京长城华冠汽车科技股份有限公司 | A kind of test system and method for electric automobile heat management pipeline |
| GB2557361A (en) * | 2016-12-08 | 2018-06-20 | Arrival Ltd | Thermal Management test system |
| CN106769091A (en) * | 2016-12-20 | 2017-05-31 | 上海中科深江电动车辆有限公司 | The detecting system of electric automobile power battery system |
| CN106532155A (en) * | 2016-12-27 | 2017-03-22 | 武汉博富通试验设备有限公司 | Detection equipment of thermal management system |
| US9817074B1 (en) * | 2017-02-22 | 2017-11-14 | Bordrin Motor Corporation, Inc. | Method and apparatus for automatically computing work accuracy of a battery management system offline |
| CN108152756A (en) * | 2018-02-08 | 2018-06-12 | 中国石油大学(华东) | A kind of battery pack thermal management system thermal runaway inhibits the test device of efficiency |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4290649A1 (en) * | 2022-06-06 | 2023-12-13 | Milwaukee Electric Tool Corporation | Power supply including thermistors disposed on anode ends of battery cells |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109149017B (en) | 2020-06-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203839477U (en) | Low-temperature charging and heating device of automobile power battery and system | |
| US20180217208A1 (en) | External diagnostics and module status change devices for battery modules | |
| CN103019234B (en) | Battery management and acquisition subsystem of new energy vehicle and method for controlling battery management and acquisition subsystem | |
| CN113161649B (en) | Method for determining optimal pulse current parameters during pulse heating of power battery | |
| CN110015178A (en) | Battery equalization method, system, vehicle, storage medium and electronic equipment | |
| CN106532191B (en) | Battery temperature control, control method and the control device of hybrid vehicle | |
| CN109540544A (en) | A kind of test macro and test method for examining battery thermal management system cooling capacity | |
| CN110085947A (en) | A kind of quick self-heating method of battery cell, system and device | |
| CN110525270A (en) | Battery pack equilibrium method, system and vehicle | |
| CN109149017A (en) | Battery thermal management test macro and method | |
| CN106025427B (en) | Temperature adjusting system and method for battery pack | |
| CN209342896U (en) | Standard discharge capacity signal generation apparatus for oscillation wave partial discharge test | |
| CN110525266A (en) | A kind of control system, method and electronic equipment improving battery output efficiency | |
| CN202260534U (en) | Battery voltage and temperature acquisition apparatus | |
| CN109342986A (en) | Standard discharge capacity signal generation apparatus for oscillation wave partial discharge test | |
| CN212422886U (en) | Battery pack information acquisition device | |
| CN117096983A (en) | Battery monitoring and management system and method thereof | |
| CN105182270A (en) | Device and method of electric energy meter voltage-withstand test | |
| CN203310645U (en) | PTC heater test system based on CANoe | |
| CN109633426A (en) | Switch detection method | |
| CN116053654A (en) | Method and device for determining pulse heating parameters, electronic equipment and storage medium | |
| CN114441978A (en) | Battery cluster fault diagnosis method and device, terminal equipment and storage medium | |
| CN108054409A (en) | A kind of heat and power system and method for the control of fuel cell active temperature | |
| CN114113861A (en) | Load current adjustable flexible straight half-bridge module short circuit test loop and test method | |
| CN210956909U (en) | Waste lithium battery discharging device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211203 Address after: 101300 room 107, building 1, courtyard 4, Hengxing Road, Gaoliying Town, Shunyi District, Beijing (scientific and technological innovation functional area) Patentee after: Beijing chehejia Automobile Technology Co.,Ltd. Address before: Room 801, 8 / F, building 3, No.10 courtyard, Wangjing street, Chaoyang District, Beijing 100102 Patentee before: BEIJING CHJ AUTOMOTIVE TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |