CN207611129U - Battery pack tests system - Google Patents
Battery pack tests system Download PDFInfo
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- CN207611129U CN207611129U CN201721814481.5U CN201721814481U CN207611129U CN 207611129 U CN207611129 U CN 207611129U CN 201721814481 U CN201721814481 U CN 201721814481U CN 207611129 U CN207611129 U CN 207611129U
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Abstract
The utility model embodiment provides a kind of battery pack test system.Applied to battery technology field.The system is suitable for large-sized battery packet, and large-sized battery packet includes at least three single babinets and high-voltage cage, system include：Charge and discharge electrical component, is used for control targe list babinet charge and discharge, and target list babinet is any one at least three single babinets；Current sensor, high-voltage cage acquire the current sampling data between charge and discharge electrical component and target list babinet by current sensor；High-low temperature chamber is used for drop target list babinet；Test terminal, instruction for sending from control targe list babinet charge and discharge to charge and discharge electrical component, the instruction of control targe list spin manifold temperature is sent to high-low temperature chamber, receive the test data for the target list babinet that high-voltage cage is sent, the test data of target list babinet is used to simulate the test data of large-sized battery packet, and test data includes current sampling data.It may be implemented truer for large-sized battery packet test data, test result is more acurrate.
Description
【Technical field】
The utility model is related to battery technology fields more particularly to a kind of battery pack to test system.
【Background technology】
Currently, new-energy automobile is endowed very high expectation in the energy-saving and emission-reduction strategy in China, with various excellent
The it is proposed of benevolent administration's plan, more and more enterprises have put into new-energy automobile research and development.At the same time, new-energy automobile conduct
New industry also faces many problems, as core technology is lacked competitiveness, complete sets of basic equipment implements incomplete, technical standard not
It is unified, production access threshold is low etc., and sixty-four dollar question still belongs to safety problem in problems, and is asked safely caused by power
Topic, that is, safety problem caused by power battery are more important.
By effectively testing the battery pack on new-energy automobile, battery failure can be reduced and cause safety
The possibility of problem.
The problem of in terms of due to test site and cost, tests large-sized battery packet, generally use total data mould
Quasi- mode.This results in the problem of data distortion so that test result is inaccurate, causes security risk.
【Utility model content】
In view of this, the utility model embodiment provides a kind of battery pack test system, to solve for large-scale electricity
Pond packet test data distortion, the problem of test result inaccuracy.
On the one hand, the utility model embodiment provides a kind of battery pack test system.The system is suitable for large-sized battery
Packet, the large-sized battery packet include at least three single babinets and high-voltage cage, the system comprises：
Charge and discharge electrical component, the charge and discharge electrical component are connect with target list babinet, for controlling the target list babinet charge and discharge
Electricity, the target list babinet are any one in described at least three single babinets；
Current sensor, the current sensor is placed between the charge and discharge electrical component and the target list babinet, described
Current sensor is connect with the high-voltage cage, and the high-voltage cage acquires the charge and discharge electrical component and institute by the current sensor
State the current sampling data between target list babinet；
High-low temperature chamber, for placing the target list babinet, the target list babinet is connect with the high-voltage cage；
Terminal is tested, the test terminal is connect with the charge and discharge electrical component, the high-low temperature chamber and the high-voltage cage,
For sending the instruction for controlling the target list babinet charge and discharge to the charge and discharge electrical component, sends and control to the high-low temperature chamber
The instruction of the target list spin manifold temperature receives the test data for the target list babinet that the high-voltage cage is sent, the mesh
The test data of the single babinet of mark is used to simulate the test data of the large-sized battery packet, and the test data includes that the electric current is adopted
Sample data.
The aspect and any possible implementation manners as described above, it is further provided a kind of realization method further includes：
High voltage power supply, the high voltage power supply are connect with the test terminal and the high-voltage cage, the test terminal control
The high voltage power supply offer value is equal to the voltage of the large-sized battery packet, and the test terminal passes through described in high-voltage cage sampling
The sampled data of high voltage power supply, the sampled data of the high voltage power supply is the high pressure sampled data of the large-sized battery packet, described
Test data includes the high pressure sampled data.
The aspect and any possible implementation manners as described above, it is further provided a kind of realization method further includes：
Power supply, the power supply are connect with the high-voltage cage, for powering for the high-voltage cage.
The aspect and any possible implementation manners as described above, it is further provided a kind of realization method further includes：
Component is protected, the protection component includes fuse and relay, and the fuse and the relay are connected on
Between the target list babinet and the charge and discharge electrical component, the protection component is used in the target list babinet charge and discharge process
In protected.
The aspect and any possible implementation manners as described above, it is further provided a kind of realization method, the charge and discharge
Component is connect with the target list babinet by high-voltage line, and the high-voltage cage is passed by supply lines and connection with the electric current
Sensor connects, and the high-voltage cage is connect by supply lines and connection with the target list babinet, and the test terminal passes through
Connection is separately connected with the high-voltage cage, the high voltage power supply, the high-low temperature chamber and the charge and discharge electrical component.
The aspect and any possible implementation manners as described above, it is further provided a kind of realization method, the test is eventually
End includes bus development environment components and computer, and the bus development environment components pass through connection and the high-voltage cage, institute
High voltage power supply, the high-low temperature chamber, the charge and discharge electrical component and computer connection are stated, the computer is for controlling institute
State bus development environment components.
The aspect and any possible implementation manners as described above, it is further provided a kind of realization method, the bus are opened
It sends out environment components to be used to send the instruction for controlling the target list babinet charge and discharge to the charge and discharge electrical component, to the high/low temperature
Case sends the instruction for controlling the target list spin manifold temperature, receives the test number for the target list babinet that the high-voltage cage is sent
According to.
The aspect and any possible implementation manners as described above, it is further provided a kind of realization method, the high-voltage electricity
For the voltage that source provides with the target list babinet voltage real-time change, the voltage that the high voltage power supply provides is according to the target
The voltage of the large-sized battery packet of the voltage analog of single babinet.
The aspect and any possible implementation manners as described above, it is further provided a kind of realization method, the charge and discharge
Component includes charge and discharge equipment integrating.
The aspect and any possible implementation manners as described above, it is further provided a kind of realization method, the charge and discharge
Component includes charging equipment and discharge equipment.
A technical solution in above-mentioned technical proposal has the advantages that：
In charge and discharge, the battery core voltage and battery core temperature of other babinets of the large-sized battery packet in addition to real goal list babinet
Degree is emulated with average battery core temperature value based on the average battery core voltage that target list babinet really acquires by testing terminal
It arrives, simulation value can be truer with target list babinet voltage and temperature real-time change, data.
【Description of the drawings】
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the utility model, right
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Its attached drawing.
The functional block diagram of its battery pack test system provided by the utility model embodiment of Fig. 1.
【Specific implementation mode】
In order to be better understood from the technical solution of the utility model, the utility model embodiment is carried out below in conjunction with the accompanying drawings
Detailed description.
It will be appreciated that the described embodiments are only a part of the embodiments of the utility model, rather than whole implementation
Example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without creative efforts
The all other embodiment obtained, shall fall within the protection scope of the present invention.
The term used in the utility model embodiment is the purpose only merely for description specific embodiment, and is not intended to
Limit the utility model.The utility model embodiment and the "an" of singulative used in the attached claims,
" described " and "the" are also intended to including most forms, unless context clearly shows that other meanings.
Depending on context, word as used in this " if " can be construed to " ... when " or " when ...
When " or " in response to determination " or " in response to detection ".Similarly, depend on context, phrase " if it is determined that " or " if detection
(condition or event of statement) " can be construed to " when determining " or " in response to determination " or " when the detection (condition of statement
Or event) when " or " in response to detection (condition or event of statement) ".
It should be noted that the nouns of locality such as "upper", "lower", "left", "right" described in the utility model embodiment be with
Angle shown in the drawings should not be construed as the restriction to the utility model embodiment come what is be described.In addition within a context,
It is also to be appreciated that when mentioning an element and being formed on "above" or "below" another element, it can not only direct shape
At in another element "upper", either "lower" can also be indirectly formed by intermediary element in another element "upper" or "lower".
The problem of for being distorted for the test data of large-sized battery packet in the presence of the prior art, the utility model are implemented
Example provides following resolving ideas：Test data is obtained by one in testing large battery pack single babinet, simulates large size electricity
The test data of Chi Bao so that test data is truer.
Under the guiding of the thinking, this programme embodiment provides following feasible embodiment.
Embodiment one
The utility model embodiment gives a kind of battery pack test system embodiment.
Referring to FIG. 1, it is tested the functional block diagram of system by the battery pack that the utility model embodiment provides.Such as figure
Shown in 1, which is suitable for large-sized battery packet, which includes at least three single babinets, at least three list
Any one in babinet is target list babinet 1, which further includes high-voltage cage 2, the target list babinet 1 and high-voltage cage 2
For detected sample.The test system includes：
Charge and discharge electrical component 2, the charge and discharge electrical component 2 are connect with target list babinet 1, are used for 1 charge and discharge of control targe list babinet.
For example, charge and discharge electrical component 2 can be charge and discharge equipment integrating, can also include charging equipment and discharge equipment.
Current sensor 4, the current sensor 4 are placed between charge and discharge electrical component 3 and target list babinet 1, current sensor 4
It is connect with high-voltage cage 2, high-voltage cage 2 acquires the electric current between charge and discharge electrical component 3 and target list babinet 1 by current sensor 4 and adopts
Sample data；
High-low temperature chamber 5, is used for drop target list babinet 1, which connect with high-voltage cage 2；
Terminal 6 is tested, which connect with charge and discharge electrical component 3, high-low temperature chamber 5 and high-voltage cage 2, for passing through
3 control targe list babinet of charge and discharge electrical component, 1 charge and discharge pass through high-voltage cage 2 by 5 control targe list babinet of high-low temperature chamber, 1 temperature
The test data for determining target list babinet 1 simulates the test data of large-sized battery packet according to the test data of target list babinet 1.
Wherein, test data includes current sampling data.
Specifically, test terminal 6 is used to send the instruction of 1 charge and discharge of control targe list babinet, Xiang Gao to charge and discharge electrical component 3
Cryogenic box 5 sends the instruction for controlling 1 temperature of target list babinet, receives the test number for the target list babinet 1 that high-voltage cage 2 is sent
According to the test data of the target list babinet 1 is used to simulate the test data of large-sized battery packet.
Wherein, test data further includes high pressure sampled data, and the high pressure sampled data of the battery pack can pass through mould completely
It is quasi- to obtain, it can also be by collecting.
Specifically, as shown in Figure 1, the test system further includes：
High voltage power supply 7, the high voltage power supply 7 are connect with test terminal 6 and high-voltage cage 2, and test terminal 6 controls high voltage power supply 7
Offer value is equal to the voltage of large-sized battery packet, and test terminal 6 samples the high pressure sampled data of high voltage power supply 7 by high-voltage cage 2, high
The high pressure sampled data of voltage source 7 is the high pressure sampled data of large-sized battery packet.
Wherein, the voltage that the voltage that high voltage power supply 7 provides is provided with 1 voltage real-time change of target list babinet, high voltage power supply 7
It is the voltage for testing terminal 6 according to the large-sized battery packet of the voltage analog of target list babinet 1.
In addition, charge and discharge electrical component 3 is connect with target list babinet 1 by high-voltage line, high-voltage cage 2 passes through supply lines and communication
Line is connect with current sensor 4, and high-voltage cage 2 is connect by supply lines and connection with target list babinet 1, and test terminal 6 is logical
Connection is crossed to be separately connected with high-voltage cage 2, high voltage power supply 7, high-low temperature chamber 5 and charge and discharge electrical component 3.
In another embodiment, which further includes：
Power supply 8, power supply 8 are connect with high-voltage cage 2, and for powering for high-voltage cage 2, even the test system supplies
Electricity.For example, the power supply 8 can be low-tension supply.
In another embodiment, which further includes：
Component 9, the protection component 9 is protected to be placed between target list babinet 1 and charge and discharge electrical component 3, which is used for
It is protected in 1 charge and discharge process of target list babinet, which includes fuse 91 and relay 92, fuse 91
And relay 92 is connected between target list babinet 1 and charge and discharge electrical component 3.
In another embodiment, test terminal 6 may include bus development environment components 61 (such as CANoe) and calculate
Machine 62, the bus development environment components 61 pass through connection and high-voltage cage 2, high voltage power supply 7, high-low temperature chamber 5, charge and discharge electrical component 3
And computer 62 connects, which is used for controlling bus development environment component.
Specifically, high-voltage cage is placed on sample to be tested positioning table.It is defeated by low pressure between target list babinet 1 and high-voltage cage 2
Enter and is connected with low-voltage output cord；Target list babinet 1 is connect with charge and discharge electrical component 3 by high-voltage line, and is increased on high-voltage line attached
Belong to component fuse 91, relay 92 and current sensor 4；Battery on high-voltage cage 2 always just always bears connection high-voltage electricity with battery
The positive and negative anodes in source 7, the current sensor of battery management unit (Battery Management Unit, BMU) in high-voltage cage 2
Supply lines and connection connect 4 corresponding pin of current sensor, and the low-voltage power supply line on high-voltage cage 2 connects power supply 8, high pressure
Controller local area network (Controller Area Network, CAN) line connects bus development environment in the low voltage wiring harness of box 2
Component 61；Bus development environment components 61 connect high-low temperature chamber 5, charge and discharge electrical component 3, high voltage power supply 7 by connection, develop ring
Border component reconnects computer 62；Start bus development environment components software by computer 62, can be tested.
Target list babinet 1 is connected with high-voltage cage 2 by low pressure input and output harness, and passes through bus development environment components
61 realize remote control by CAN bus.
High-voltage cage 2 is the main composition part of battery pack, includes mainly BMU and relay, and BMU is controlled high by relay
Road break-make is pushed back, BMU manages battery status, carries out high-voltage acquisition, current acquisition, insulation state monitoring, state-of-charge (State
Of Charge, SoC), service life state (State of Health, SOH), functional status (state of function, SoF)
It calculates, data calculate and processing, control battery core observation circuit (CSC) execute equilibrium, heat management, Charge Management etc..High-voltage cage 2 is also
Interface, low is output and input including battery always just and always negative interface, high-voltage positive electrode and cathode interface, vehicle low-voltage interface, heating
Pressure outputs and inputs interface, debugging interface, manual service and disconnects (Manual Service Disconnect, MSD) interface.Electricity
Always just and always negative interface connects high voltage power supply positive and negative anodes to Chi respectively, can be with simulated battery total voltage；It can between high-voltage positive electrode and cathode
Access pre-charging capacitor and resistance can access adjustable resistance box for testing pre-charging functions between the positive or negative pole of high pressure and low pressure ground
Test Insulation monitoring function；Vehicle low-voltage interface is mainly 24V power supplies for connecting vehicle low voltage wiring harness, on vehicle low voltage wiring harness
Signal, car key signal, alternating current-direct current wake-up signal and other input/output signals, power supply signal connect low tension with wake-up signal
Source, for waking up BMU work, other input/output signals need to connect according to test；The heating of the single babinet of heating output connection
Defeated such as the heating of the single babinet of heating input connection exports, for being heated to single babinet；Low pressure on the single babinet of low pressure output connection
Input, the low pressure output of the single babinet of low pressure input connection, low pressure is output and input on harness be BMU to CSC power supply signal,
The CAN communication line of BMU and CSC, the line of codes of CSC；Debugging interface connection debugging harness, it is CAN lines to debug on harness, for connecting
It meets CANoe and realizes data monitoring；It can be convenient for doing relay adhesion diagnostic test using high-voltage cage 2, while also can verify that high-voltage cage 2
Whether internal harness connection is correct.
Target list babinet 1 includes mainly battery core and CSC, CSC can true battery core voltage and module temperature in vasculum body, and
It is transferred to the BMU in high-voltage cage 2 by CAN communication, can also execute equalization function to battery core.Target list babinet 1 further includes electronic box
Positive and negative anodes interface, low pressure output and input interface, heating outputs and inputs interface, and the positive and negative anodes interface of electronic box is for connecting charge and discharge
Electric equipment, low pressure and heating output and input interface and are separately connected high-voltage cage corresponding interface.
High-low temperature chamber 5 is used to adjust the temperature of target list babinet 1；Testing terminal 6 can be with remote control high-low temperature chamber 5, can
To need to open according to test, close, the output valve of setting high-low temperature chamber 5.
Charge and discharge electrical component 3 be used for target list babinet 1 charge and discharge, test terminal 6 can with remote control charge and discharge electrical component 3,
It can be needed to open according to test, closed, setting charge and discharge operating mode.
Current sensor 4 and protection component 9 can be serially connected in the charging and discharging circuit of target list babinet 1.Current sensor 4
Supply lines the corresponding pin of BMU in high-voltage cage 2 is connected with CAN lines, the current value that current sensor 4 acquires can pass through CAN
It is transferred to BMU；Relay 92 connects the positive relay coil of master of BMU in high-voltage cage 2 so that BMU can be according to built-in policy control
Charging and discharging circuit break-make realizes that target list babinet 1 is overcharged, put excessively, the protection of overcurrent in conjunction with the double action of protection component.
For high voltage power supply 7 for providing true high pressure, which is the high pressure of the battery pack of simulation, is acquired for BMU；Test
Terminal 6 can be tested battery core average voltage of the terminal 6 based on target list babinet 1 and be multiplied by battery pack with remote control high voltage power supply 7
Total string number determines the voltage that high voltage power supply 7 provides, and in target list 1 charge and discharge of babinet, the battery pack total voltage of BMU acquisitions is with mesh
It marks the variation of 1 voltage of single babinet and changes.
Power supply 8 is used to power to the BMU in high-voltage cage 2, ensures test system worked well.
Test terminal 6 is to connect each equipment and high-voltage cage 2 by CAN lines；
Terminal 6 is tested for realizing equipment remote control, node emulation and data observational record.Artificial battery packet removes target
Babinet battery core voltage outside single babinet 1 and temperature, the target list babinet 1 of battery core voltage and temperature value output based on acquisition of emulation
True battery core average voltage and battery core temperature averages.When the battery core voltage and temperature of emulation are with target list babinet charge and discharge
Battery core voltage and temperature value real-time change will not report the inconsistent failure of battery core.
It tests terminal 6 and emulates VCU (entire car controller) and OBC (Vehicular charger) node, for testing AC charging work(
Energy.
The interactive process between the emulation DC charging motor of terminal 6 and BMU is tested, for testing DC charging function.
Test terminal 6 is additionally operable to test data observation and record.
The technical solution of the utility model embodiment has the advantages that：
In charge and discharge, the battery core voltage and battery core temperature of other babinets of the large-sized battery packet in addition to real goal list babinet
Degree is emulated with average battery core temperature value based on the average battery core voltage that target list babinet really acquires by testing terminal
It arrives, simulation value can be truer with target list babinet voltage and temperature real-time change, data.Product systems can fully and effectively be verified
Function improves test coverage, avoids test security risk, while saving a large amount of testing costs.
Test terminal remote control may be used in high-voltage power supply, and the battery core average voltage based on the acquisition of target list babinet is multiplied by
Battery pack always goes here and there number as High voltage output value so that High voltage output value is real-time with monomer voltage in target list babinet charge and discharge process
Variation, voltage data are truer.
When non-charge and discharge, the other babinet battery core voltages and battery core temperature simulation of large-sized battery packet are (except single babinet of test
Outside) using the test direct setting value of terminal emulation, meet balanced unlocking condition on single babinet convenient for system.
When non-charge and discharge, setting emulation battery core voltage, temperature value do over-pressed, under-voltage, excess temperature, owe reviewing knowledge already acquired barrier ann test,
It avoids and tests over-pressed, under-voltage, excess temperature in battery pack, owes security risk existing for temperature.
Tester can need charge and discharge operating mode and Temperature of Warm Case by remote control charge and discharge electrical component according to test, come
Verify the relevant function of battery pack, such as the accuracy of SoF, SoC and SoH estimation.
Increase current sensor, relay and fuse in single babinet charging and discharging circuit.So that high-voltage cage can acquire mesh
The real current value of the single babinet of mark, high-voltage cage can realize that the relay of target list babinet charging and discharging circuit is logical according to control strategy
It is disconnected, in conjunction with fuse, play the role of double insurance, single babinet is protected not overcharged, put excessively, overcurrent.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent substitution, improvement and etc. done should be included in the utility model
Within the scope of protection.
Claims (10)
1. a kind of battery pack tests system, which is characterized in that be suitable for large-sized battery packet, the large-sized battery packet includes at least three
A list babinet and high-voltage cage, the system comprises：
Charge and discharge electrical component, the charge and discharge electrical component are connect with target list babinet, for controlling the target list babinet charge and discharge, institute
It is any one in described at least three single babinets to state target list babinet；
Current sensor, the current sensor are placed between the charge and discharge electrical component and the target list babinet, the electric current
Sensor is connect with the high-voltage cage, and the high-voltage cage acquires the charge and discharge electrical component and the mesh by the current sensor
Current sampling data between the single babinet of mark；
High-low temperature chamber, for placing the target list babinet, the target list babinet is connect with the high-voltage cage；
Terminal is tested, the test terminal connect with the charge and discharge electrical component, the high-low temperature chamber and the high-voltage cage, is used for
The instruction for controlling the target list babinet charge and discharge is sent to the charge and discharge electrical component, is sent described in control to the high-low temperature chamber
The instruction of target list spin manifold temperature receives the test data for the target list babinet that the high-voltage cage is sent, the target list
The test data of babinet is used to simulate the test data of the large-sized battery packet, and the test data includes the current sample number
According to.
2. test system according to claim 1, which is characterized in that further include：
High voltage power supply, the high voltage power supply are connect with the test terminal and the high-voltage cage, described in the test terminal control
High voltage power supply offer value is equal to the voltage of the large-sized battery packet, and the test terminal samples the high pressure by the high-voltage cage
The sampled data of power supply, the sampled data of the high voltage power supply are the high pressure sampled data of the large-sized battery packet, the test
Data include the high pressure sampled data.
3. test system according to claim 1 or 2, which is characterized in that further include：
Power supply, the power supply are connect with the high-voltage cage, for powering for the high-voltage cage.
4. test system according to claim 1, which is characterized in that further include：
It includes fuse and relay to protect component, the protection component, and the fuse and the relay are connected on described
Between target list babinet and the charge and discharge electrical component, the protection component be used in the target list babinet charge and discharge process into
Row protection.
5. test system according to claim 2, which is characterized in that the charge and discharge electrical component is logical with the target list babinet
High-voltage line connection is crossed, the high-voltage cage is connect by supply lines and connection with the current sensor, and the high-voltage cage is logical
It crosses supply lines and connection to connect with the target list babinet, the test terminal passes through connection and the high-voltage cage, institute
High voltage power supply, the high-low temperature chamber and the charge and discharge electrical component is stated to be separately connected.
6. test system according to claim 5, which is characterized in that the test terminal includes bus development environment components
And computer, the bus development environment components pass through connection and the high-voltage cage, the high voltage power supply, the high/low temperature
Case, the charge and discharge electrical component and computer connection, the computer is for controlling the bus development environment components.
7. test system according to claim 6, which is characterized in that the bus development environment components to described for filling
Discharge assembly sends the instruction for controlling the target list babinet charge and discharge, is sent to the high-low temperature chamber and controls the target list case
The instruction of temperature receives the test data for the target list babinet that the high-voltage cage is sent.
8. test system according to claim 2, which is characterized in that the voltage that the high voltage power supply provides is with the target
Single babinet voltage real-time change, the voltage that the high voltage power supply provides are described in the voltage analog according to the target list babinet
The voltage of large-sized battery packet.
9. test system according to claim 1, which is characterized in that the charge and discharge electrical component includes that charge and discharge are integrally set
It is standby.
10. test system according to claim 1, which is characterized in that the charge and discharge electrical component includes charging equipment and puts
Electric equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721814481.5U CN207611129U (en) | 2017-12-22 | 2017-12-22 | Battery pack tests system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721814481.5U CN207611129U (en) | 2017-12-22 | 2017-12-22 | Battery pack tests system |
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| Publication Number | Publication Date |
|---|---|
| CN207611129U true CN207611129U (en) | 2018-07-13 |
Family
ID=62799536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721814481.5U Active CN207611129U (en) | 2017-12-22 | 2017-12-22 | Battery pack tests system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110826227A (en) * | 2019-11-07 | 2020-02-21 | 常州普莱德新能源电池科技有限公司 | Battery pack box section design method |
| CN112485682A (en) * | 2020-10-30 | 2021-03-12 | 蜂巢能源科技有限公司 | Battery pack charging and discharging test system and method |
| CN115327413A (en) * | 2022-10-14 | 2022-11-11 | 北京索英电气技术有限公司 | Working method of battery pack simulator and battery pack simulator |
-
2017
- 2017-12-22 CN CN201721814481.5U patent/CN207611129U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110826227A (en) * | 2019-11-07 | 2020-02-21 | 常州普莱德新能源电池科技有限公司 | Battery pack box section design method |
| CN110826227B (en) * | 2019-11-07 | 2023-07-07 | 常州普莱德新能源电池科技有限公司 | Method for designing section of battery pack box body |
| CN112485682A (en) * | 2020-10-30 | 2021-03-12 | 蜂巢能源科技有限公司 | Battery pack charging and discharging test system and method |
| CN112485682B (en) * | 2020-10-30 | 2023-08-29 | 蜂巢能源科技有限公司 | Battery pack charge and discharge test system and method |
| CN115327413A (en) * | 2022-10-14 | 2022-11-11 | 北京索英电气技术有限公司 | Working method of battery pack simulator and battery pack simulator |
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