CN207663026U - A kind of battery test system - Google Patents
A kind of battery test system Download PDFInfo
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- CN207663026U CN207663026U CN201721625424.2U CN201721625424U CN207663026U CN 207663026 U CN207663026 U CN 207663026U CN 201721625424 U CN201721625424 U CN 201721625424U CN 207663026 U CN207663026 U CN 207663026U
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Abstract
The utility model discloses a kind of battery test systems.The battery test system includes computer, communication equipment, communication bus, environment storehouse, the battery pack being placed in environment storehouse, battery testing controller and charging/discharging apparatus；Wherein, computer is used to control the temperature environment parameter in environment storehouse and issues battery testing instruction；Environment storehouse is for providing different battery testing temperature environments to battery pack；Battery testing controller is used to obtain battery testing and instructs and generate charging confirmation signal to be sent to battery pack, obtains battery charging and discharging message and is simultaneously parsed into charge-discharge parameter message to be sent to charging/discharging apparatus；Charging/discharging apparatus is for obtaining charge-discharge parameter message to generate charge-discharge test signal and be sent to battery pack, to carry out charge and discharge control to battery pack.Battery test system provided by the utility model controls charging/discharging apparatus instead of computer using battery testing controller, improves the real-time of battery charging and discharging experiment, reduces the complexity of system.
Description
Technical field
The utility model embodiment is related to Vehicular battery administrative skill more particularly to a kind of battery test system.
Background technology
With the enhancing of people's environmental consciousness, electric vehicle is more and more favored.Battery is as one core of electric vehicle
Center portion point, performance directly affects the development of electric vehicle.
The existing general profit of battery testing technology computerized control charging/discharging apparatus to battery carry out charge-discharge test, due to
Computer thread is more, causes real-time poor, and is needed using the hard signal in COMPUTER DETECTION battery charging port
Additional Control card causes cost higher, system complex.
In consideration of it, a kind of new battery test system of offer overcomes drawbacks described above necessary.
Utility model content
The purpose of this utility model is to provide a kind of battery test system, to realize the real-time control of battery charging and discharging experiment
System reduces the cost and complexity of experiment, improves test efficiency.
To reach this purpose, the utility model uses following technical scheme：
A kind of battery test system, including：Computer, communication bus, environment storehouse, is placed in the environment storehouse at communication equipment
Interior battery pack, battery testing controller and charging/discharging apparatus；
The communication bus respectively with the communication equipment, the battery pack, the battery testing controller and described
Charging/discharging apparatus is electrically connected；
The computer is electrically connected with the environment storehouse and the communication equipment respectively, the temperature for controlling the environment storehouse
Environmental parameter is spent, is additionally operable to issue battery testing instruction to the communication bus by the communication equipment；
The environment storehouse, under the control of the computer, different battery testing temperature to be provided to the battery pack
Spend environment；
The battery testing controller, is also electrically connected with the battery pack, described in being obtained by the communication bus
Battery testing instructs and generates charging confirmation signal to be sent to the battery pack, is additionally operable to obtain the electricity that the battery pack generates
Charge and discharge message in pond is simultaneously parsed into charge-discharge parameter message to be sent to the charging/discharging apparatus；
The charging/discharging apparatus is also electrically connected with the battery pack, for obtaining the charge and discharge by the communication bus
Electrical parameter message is to generate charge-discharge test signal and be sent to the battery pack, to carry out different capacity to the battery pack
Charge and discharge control.
Optionally, general ability domain network C AN communication equipments, the communication bus are CAN bus to communication equipment in order to control.
Optionally, which further includes：Switching Power Supply, the Switching Power Supply and the battery testing controller
Electrical connection, for providing required low-voltage DC for the battery testing controller.
Optionally, which further includes：AC power supply device, the AC power supply device respectively with the meter
Calculation machine, the environment storehouse, the Switching Power Supply and charging/discharging apparatus electrical connection, for being the computer, the ring
Border storehouse, the Switching Power Supply and charging/discharging apparatus power supply.
Optionally, the battery testing controller includes power management module, microprocessor, communication module and switching signal
Module；
The power management module is electrically connected with the microprocessor, the communication module and the switching signal module respectively
It connects, the voltage signal for providing required voltage class for each module for being connected electrically；
The microprocessor is electrically connected with the communication module, the communication module respectively with the communication bus and described
Battery pack be electrically connected, the microprocessor be used for by the communication module respectively with the communication equipment, the battery pack, with
And the charging/discharging apparatus communication；
The switching signal module is electrically connected with the microprocessor and the battery pack respectively, in the microprocessor
The charging confirmation signal is generated under the control of device and is sent to the battery pack.
Optionally, the battery testing controller further includes：State display module, the state display module with it is described micro-
Processor is electrically connected, the communications status for showing the communication module and the battery pack.
Optionally, the state display module is LED light.
Optionally, the switching signal module includes switching signal sense channel, for the control in the microprocessor
Under, the signal acquired on the communication bus is detected.
Optionally, the microprocessor is embedded microprocessor.
Optionally, the communication module is CAN communication module.
Optionally, the charging/discharging apparatus is additionally operable to pass the charge and discharge data of the battery pack by the communication bus
It is defeated to be additionally operable to the test data of the battery pack passing through described lead to the communication equipment and the battery testing controller
Bus transfer is believed to the communication equipment, so that the computer is obtained by the communication equipment and filled described in recording and showing
Discharge data and the test data.
The beneficial effects of the utility model：By increasing battery testing controller in existing battery test system, utilize
Battery testing controller controls charging/discharging apparatus instead of computer, is not necessarily to additional Control card, improves battery charge and discharge
The real-time of electric test reduces the complexity of system, improves test efficiency.
Description of the drawings
Fig. 1 is the structural schematic diagram for the battery test system that the utility model embodiment provides；
Fig. 2 is the structural schematic diagram of battery testing controller during the utility model is implemented.
Specific implementation mode
The embodiments of the present invention are described below in detail, the example of embodiment is shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the utility model, and should not be understood as the limit to the utility model
System.
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is the structural schematic diagram for the battery test system that the utility model embodiment provides.Referring to Fig. 1, which surveys
Test system includes：Computer 10, communication equipment 20, communication bus 30, environment storehouse 40, the battery pack 50 being placed in environment storehouse, electricity
Pond test controller 60 and charging/discharging apparatus 70；Communication bus 30 respectively with communication equipment 20, battery pack 50, battery testing
Controller 60 and charging/discharging apparatus 70 are electrically connected；Computer 10 is electrically connected with environment storehouse 40 and communication equipment 20 respectively, is used for
The temperature environment parameter for controlling environment storehouse 40 is additionally operable to issue battery testing instruction to communication bus 30 by communication equipment 20；
Environment storehouse 40, under the control of computer 10, different battery testing temperature environments to be provided to battery pack 50；Battery testing
Controller 60 is also electrically connected with battery pack 50, for pass through communication bus 30 obtain battery testing instruct and generate charging confirmation
Signal is additionally operable to obtain the battery charging and discharging message of the generation of battery pack 50 and is parsed into charge-discharge parameter to be sent to battery pack 50
Message is to be sent to charging/discharging apparatus 70；Charging/discharging apparatus 70 is also electrically connected with battery pack 50, is obtained for passing through communication bus 30
Charge-discharge parameter message is taken to generate charge-discharge test signal and be sent to battery pack 50, to carry out different capacity to battery pack 50
Charge and discharge control.
Wherein, communication equipment 20, battery pack 50, battery testing controller 60 and charging/discharging apparatus 70 all meet identical logical
Believe agreement, there is reserved communication interface, be uniformly connected on communication bus 30, two-way communication may be implemented, it both can be from logical
Believe the signals such as acquisition instruction, message in bus 30, the signals such as corresponding instruction, message can also be sent to communication bus 30
On, other equipment is transferred to by communication bus 30, specific communication process is not described in detail.Computer 10 and communication equipment
20 connection type can be USB, RS485, RS232 etc., and those skilled in the art can flexibly select according to physical condition.
Environment storehouse 40 is used to provide different test temperatures to battery pack 50, such as can simulate low temperature or the summer in winter
Hot environment etc..The temperature adjusting in environment storehouse 40 is completed under the control of computer 10, such as can be pacified on computer 10
Dress and 40 matched control software of environment storehouse, control software can have graphical interfaces, can be with real-time display environment storehouse 40
The parameters such as temperature, by realizing that the temperature in 40 storehouse of environment storehouse is adjusted to the operation of control software.
Charging communication interface, vehicle communication interface, low pressure charging interface and high-voltage charging is provided in battery pack 50 to connect
Mouthful, wherein charging communication interface is electrically connected by communication bus 30 with battery testing controller 60, it is used for transmission battery charging and discharging
Message；Vehicle communication interface is connect with communication bus 30, is used for transmission vehicle other signals of communication, such as battery charging state report
Text, including voltage, electric current, state of charge signal etc. that battery pack receives；Low pressure charging interface and battery testing controller 60
Electrical connection, is used for transmission charging confirmation signal；High-voltage charging interface is electrically connected with charging/discharging apparatus 70, is used for transmission different capacity
Charging signals.
It is understood that the utility model embodiment to low pressure charging interface and high-voltage charging interface transmission low pressure and
High-voltage signal does not limit, and can be selected according to actual test conditions, such as low pressure can be 500mV, and high pressure can be
24V, 36V, 48V etc..
Battery test system designed by the utility model embodiment, in laboratory with the connection of other each test equipments
Mode is as shown in Figure 1.Wherein, battery pack 50 is placed in environment storehouse 40, and environment storehouse 40 carries out the simulation of different operating environment, battery
The charging communication interface of packet 50 is electrically connected with battery testing controller 60, vehicle communication interface and the communication bus 30 of battery pack 50
Electrical connection, the high-voltage charging interface of battery pack 50 are connect with charging/discharging apparatus 70.The charging communication interface and battery of battery pack 50
The communication protocol of test controller 60 has national standard, battery testing controller 60 can be complete according to national standard charging communication protocol
At the parsing of charging process shaken hands with battery charging parameter.
The specific work process of the battery test system is as follows：After the completion of battery test system is connected in a manner described,
Reach the temperature environment needed for battery testing by the control environment of computer 10 storehouse 40, such as can be 30 DEG C；Then computer
10 one battery testing of transmission are instructed to communication equipment 20, and battery testing controller 60 gets battery by communication bus 30 and surveys
Examination instruction；Battery testing controller 60 is instructed according to battery testing to be generated charging confirmation signal and is sent to by low pressure charging interface
Battery pack 50, while being surveyed by battery in the charge and discharge message transmissions to communication bus 30 of the generation of battery pack 50 and through communication bus 30
Examination controller 60 is obtained and is parsed；Battery testing controller 60 generates charging/discharging apparatus after being parsed to charge and discharge message
The 70 charge-discharge parameter messages that can be identified, charge-discharge parameter message are charged or discharged the acquisition of equipment 70 by communication bus 30 and ring
It answers；Charging/discharging apparatus 70 generates charge-discharge test signal according to charge-discharge parameter message and is sent to battery by high-voltage charging interface
Packet 50, to carry out the charge and discharge control of different capacity to battery pack 50.
It charges the information such as required voltage, electric current it is understood that charge-discharge test signal may include battery pack 50,
Charging/discharging apparatus 70 can export the voltage and current of multiple grades to realize different output powers；It is right in charging/discharging apparatus 70
During the charge test of battery pack 50, battery pack 50 can be by hard signals such as voltage, electric current, state of charge when charging with electricity
Pond charged state message form is sent to communication bus 30, and battery testing controller 60 can extract and parse from communication bus 30
Battery charging state message, to improve the real-time of battery charge test.
It is carried out in computer 10, communication equipment 20, battery pack 50, battery testing controller 60 and charging/discharging apparatus 70
During communication, communication time limit control can also be carried out, such as computer 10 issues battery testing and instructs to communication equipment 20
Later, if battery testing controller 60 does not send out charging confirmation signal in 10s according to battery control instruction, due to super
When lead to communication failure, normal battery charge test cannot be carried out, need to detect battery testing controller 60 whether failure, row
Except battery control instruction is re-issued by computer 10 after failure, the communication time limit control between remaining this side similar can be arranged,
It is not repeated herein.
The battery test system that the utility model embodiment provides is surveyed by increasing battery in existing battery test system
Controller is tried, charging/discharging apparatus is controlled instead of computer using battery testing controller, while monitoring battery pack in real time
Test mode, be not necessarily to additional Control card, improve battery charging and discharging experiment real-time, reduce the complexity of system, carry
High test efficiency.
Optionally, communication equipment 20 can local area network CAN communication equipment, communication bus 30 can be in order to control that CAN is total
Line.
It is understood that control area net(CAN) network CAN (Controller Area Network) bus protocol is automobile meter
The STD bus of calculation machine control system and built-in industrial control area net(CAN), while meeting safety, comfort, convenience, low
The requirement of public hazards, low cost is a kind of effective serial communication network for supporting distributed AC servo system or real-time control.The utility model
CAN bus communication protocol has national standard in embodiment, has good versatility and practicability.
Optionally, which further includes：Switching Power Supply 80, Switching Power Supply 80 and 60 electricity of battery testing controller
Connection, for providing required low-voltage DC for battery testing controller 60.
It is understood that battery testing controller 60 is usually low-power equipment, low-voltage DC supply is needed, and is tested
Room power supply unit all provides alternating current, and Switching Power Supply 80 can convert alternating current to needed for battery testing controller 60
Low-voltage DC.
Optionally, which further includes：AC power supply device 90, AC power supply device 90 respectively with computer
10, environment storehouse 20, Switching Power Supply 80 and charging/discharging apparatus 70 are electrically connected, for being computer 10, environment storehouse 20, switch electricity
Source 80 and charging/discharging apparatus 70 are powered.
Wherein, AC power supply device 90 can be the 380V three-phase alternating-current supplies of transformation output, for being provided for each equipment
Power supply.
Fig. 2 is the structural schematic diagram of battery testing controller in the utility model embodiment, referring to Fig. 2, the battery testing
Controller includes power management module 61, microprocessor 62, communication module 63 and switching signal module 64；Power management module 61
It is electrically connected respectively with microprocessor 61, communication module 63 and switching signal module 64, for each module to be connected electrically
The voltage signal of voltage class needed for providing；Microprocessor 62 is electrically connected with communication module 63, communication module 63 respectively with communication
Bus and battery pack electrical connection, microprocessor 62 be used for by communication module 63 respectively with communication equipment, battery pack and charge and discharge
Electric equipment communicates；Switching signal module 64 is electrically connected with microprocessor 62 and battery pack respectively, for the control in microprocessor 62
System is lower to be generated charging confirmation signal and is sent to battery pack.
It is understood that the supply voltage that different modules generally requires is different, such as microprocessor 62 may need
5V voltages, communication module may need 12V voltages etc., therefore power management module 61 can have the output end of multiple voltage class
Mouth, respectively other module for power supply, and there is corresponding function of power protection, it is not damaged when each module can be protected to break down
It is bad.Microprocessor 62 generates charge-discharge parameter for parsing the charge and discharge message that communication module 63 is obtained from communication bus
Message, then charging/discharging apparatus is sent to by communication module 63,63 inside of communication module has the function of good Isolation,
It can anti-stop signal generation crosstalk；Microprocessor 62 is additionally operable to receive the battery testing instruction that computer is sent out, control switch letter
Number module 64 generates charging confirmation signal, then passes through the low pressure charging in the battery pack that is electrically connected with switching signal module 64
Battery pack is defeated by oral instructions.
Optionally, battery testing controller can also include：State display module 65, state display module 65 and microprocessor
Device 62 is electrically connected, the communications status for showing communication module 63 and battery pack.Optionally, state display module 65 can be
LED light.
State indicator module 65 can be directed to the signal intelligence of battery testing controller and battery pack charging, carry out different
Instruction, such as can be：When switching signal module 64 is sent to the charging confirmation signal failure of battery pack, battery pack generation is filled
The message of electric confirmation signal reception failure, it is determining after the parsing of microprocessor 62 to fill through transmission to communication module 63
Telecommunication fails, and LED1 is lighted in state indicator module 65；During battery pack charges, microprocessor 62 is by communicating mould
Block 63 obtains and parses the battery charging state message on communication bus, can obtain battery level information, such as when battery electricity
When amount reaches 70%, LED2 in state indicator module 65 is set and is lighted, when battery capacity reaches 90%, in state indicator module 65
LED3 is lighted and the instruction etc. of other fault messages and charging status information.It, can be with by the design of state indicator module 65
Battery testing controller and the communications status of battery pack are easily known, in favor of debugging in time.
Optionally, switching signal module 64 further includes switching signal sense channel, is used under the control of microprocessor 62,
The signal acquired on communication bus is detected.
The battery test system that the utility model embodiment provides communication of each section when to battery testing has stringent
Overtime control, time-out can lead to battery testing controller and charging/discharging apparatus communication failure in communication failure, such as certain test,
Then charging/discharging apparatus generates the signal of a communication failure and is sent to communication bus, switching signal module detect after through microprocessor
Device processing, battery testing controller can obtain the information of communication failure.
Optionally, microprocessor 62 is embedded microprocessor.Such as it may be used with 32 reduced instruction set computers
(RISC) embeded processor can handle the message on communication bus quickly, in real time, realize battery testing control.
Optionally, communication module is CAN communication module.With the utility model embodiment battery test system communication protocol one
It causes, can preferably cooperate.
Optionally, charging/discharging apparatus is additionally operable to by transmission set the charge and discharge data of battery pack to communication
Standby and battery testing controller is additionally operable to the test data of battery pack through transmission to communication equipment, so that
Computer is obtained by communication equipment and records and show charge and discharge data and test data.
Charge and discharge data and test data are obtained and shown by computer, and more easily each data can be divided
Analysis obtains more complete battery testing state, improves battery testing efficiency.
The technical solution of the present embodiment utilizes electricity by increasing battery testing controller in existing battery test system
Pond test controller controls charging/discharging apparatus instead of computer, is not necessarily to additional Control card, improves battery charging and discharging
The real-time of experiment reduces the complexity of system；And the battery testing controller that the utility model embodiment provides can be with
The problem of other equipment carries out CAN communication in real time, and elimination is unable to communication failure caused by real-time Communication for Power；The battery testing controller
Modular design is used, the reliability of system is improved.
Obviously, above-described embodiment of the utility model is used for the purpose of clearly illustrating the utility model example, and
It is not the restriction to the embodiment of the utility model.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
It is exhaustive.All any modification, equivalent and improvement made within the spirit and principle of the present invention etc., should be included in
Within the protection domain of the utility model claims.
Claims (11)
1. a kind of battery test system, which is characterized in that including：Computer, communication bus, environment storehouse, is placed in institute at communication equipment
State battery pack, battery testing controller and the charging/discharging apparatus in environment storehouse；
The communication bus respectively with the communication equipment, the battery pack, the battery testing controller and the charge and discharge
Electric equipment is electrically connected；
The computer is electrically connected with the environment storehouse and the communication equipment respectively, the temperature ring for controlling the environment storehouse
Border parameter is additionally operable to issue battery testing instruction to the communication bus by the communication equipment；
The environment storehouse, under the control of the computer, different battery testing temperature rings to be provided to the battery pack
Border；
The battery testing controller, is also electrically connected with the battery pack, for obtaining the battery by the communication bus
Test instructs and generates charging confirmation signal to be sent to the battery pack, and the battery for being additionally operable to obtain the battery pack generation fills
Electric discharge message is simultaneously parsed into charge-discharge parameter message to be sent to the charging/discharging apparatus；
The charging/discharging apparatus is also electrically connected with the battery pack, is joined for obtaining the charge and discharge by the communication bus
Number message is to generate charge-discharge test signal and be sent to the battery pack, to carry out the charge and discharge of different capacity to the battery pack
Electric control.
2. battery test system according to claim 1, which is characterized in that communication equipment device local area network in order to control
CAN communication equipment, the communication bus are CAN bus.
3. battery test system according to claim 1, which is characterized in that further include：Switching Power Supply, the Switching Power Supply
It is electrically connected with the battery testing controller, for providing required low-voltage DC for the battery testing controller.
4. battery test system according to claim 3, which is characterized in that further include：AC power supply device, the exchange
Power supply unit is electrically connected with the computer, the environment storehouse, the Switching Power Supply and the charging/discharging apparatus respectively, is used
It powers in for the computer, the environment storehouse, the Switching Power Supply and the charging/discharging apparatus.
5. according to any battery test systems of claim 1-4, which is characterized in that the battery testing controller includes
Power management module, microprocessor, communication module and switching signal module；
The power management module is electrically connected with the microprocessor, the communication module and the switching signal module respectively,
Voltage signal for providing required voltage class for each module for being connected electrically；
The microprocessor is electrically connected with the communication module, the communication module respectively with the communication bus and the battery
Packet electrical connection, the microprocessor be used for by the communication module respectively with the communication equipment, the battery pack, Yi Jisuo
State charging/discharging apparatus communication；
The switching signal module is electrically connected with the microprocessor and the battery pack respectively, in the microprocessor
Control is lower to be generated the charging confirmation signal and is sent to the battery pack.
6. battery test system according to claim 5, which is characterized in that the battery testing controller further includes：Shape
State display module, the state display module are electrically connected with the microprocessor, for showing the communication module and the electricity
The communications status of Chi Bao.
7. battery test system according to claim 6, which is characterized in that the state display module is LED light.
8. battery test system according to claim 5, which is characterized in that the switching signal module includes switching signal
Sense channel, under the control of the microprocessor, being detected to the signal acquired on the communication bus.
9. battery test system according to claim 5, which is characterized in that the microprocessor is embedded microprocessor
Device.
10. battery test system according to claim 5, which is characterized in that the communication module is CAN communication module.
11. battery test system according to claim 1, which is characterized in that the charging/discharging apparatus is additionally operable to will be described
The charge and discharge data of battery pack by the transmission to the communication equipment and the battery testing controller also
For by the test data of the battery pack by the transmission to the communication equipment so that the computer is logical
The communication equipment is crossed to obtain and record and show the charge and discharge data and the test data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721625424.2U CN207663026U (en) | 2017-11-29 | 2017-11-29 | A kind of battery test system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721625424.2U CN207663026U (en) | 2017-11-29 | 2017-11-29 | A kind of battery test system |
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| CN207663026U true CN207663026U (en) | 2018-07-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112415404A (en) * | 2020-10-30 | 2021-02-26 | 蜂巢能源科技有限公司 | Battery pack testing method and battery pack testing device |
| CN112505460A (en) * | 2020-12-09 | 2021-03-16 | 安徽浩瀚星宇新能源科技有限公司 | Test system based on battery research and development |
-
2017
- 2017-11-29 CN CN201721625424.2U patent/CN207663026U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112415404A (en) * | 2020-10-30 | 2021-02-26 | 蜂巢能源科技有限公司 | Battery pack testing method and battery pack testing device |
| CN112415404B (en) * | 2020-10-30 | 2023-06-27 | 蜂巢能源科技有限公司 | Battery pack testing method and battery pack testing device |
| CN112505460A (en) * | 2020-12-09 | 2021-03-16 | 安徽浩瀚星宇新能源科技有限公司 | Test system based on battery research and development |
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