CN209590239U - A kind of multi-functional BMS test macro - Google Patents
A kind of multi-functional BMS test macro Download PDFInfo
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- CN209590239U CN209590239U CN201822109859.2U CN201822109859U CN209590239U CN 209590239 U CN209590239 U CN 209590239U CN 201822109859 U CN201822109859 U CN 201822109859U CN 209590239 U CN209590239 U CN 209590239U
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Abstract
The utility model relates to a kind of multi-functional BMS test macros, including host computer, programmable current source, program-controlled high-voltage power supply, master control borad, battery analog board, relay group, barcode scanning gun and CAN box, the host computer is connected with barcode scanning gun, CAN box, program-controlled high-voltage power supply and programmable current source respectively, the master control borad is connected with CAN box, battery analog board and relay group respectively, the program-controlled high-voltage power supply is connected with master control borad, and the relay in relay group is set on the connection between master control borad and BMS system.The utility model has the advantages that: it is equipped with master control borad, battery analog board and programmable current source, whole tests of the achievable component part in the BMS systems such as battery management system mainboard, battery voltage sampling plate, current divider；Current divider can be calibrated by PC control programmable power supply, workload can be reduced, improve testing efficiency.
Description
Technical field
The utility model relates to BMS battery management system testing field more particularly to a kind of multi-functional BMS test macros.
Background technique
As the technology of new-energy automobile develops, the requirement for monitoring and the safety of power battery increasingly increases.
Core component of the battery management system as power battery pack, the function of needing to realize is more and more, also becomes increasingly complex.
Therefore, the technology for the validation test for carrying out front to battery management system before manufacture is also required to more comprehensively improve.And
While improvement, it is also desirable to the automation in view of test process and the promotion to testing efficiency.
When battery management system carries out functional verification after the design is completed, it usually needs carried out for different function module more
The calibration and test of aspect.Usually will for mainboard carry out major function verifying, for from plate carry out battery sampling verifying, be directed to
Current divider carries out calibration and functional verification.Traditional test device all only carries out test verifying to partial function, without comprehensive
Cover each functional module of battery management system.
China Patent Publication No. CN206863199U, publication date on January 9th, 2018, a kind of entitled BMS's of utility model
Calibration and test macro, this application discloses the calibration of BMS a kind of and test macros, comprising: host computer, pinboard, relay
Device plate, jig plate, power supply and test cell, pinboard, relay board, test cell and host computer are successively linked in sequence；
Jig plate is connect with power supply, pinboard and BMS product to be measured respectively；First output control terminal of relay board and host computer
Connection；The connection of second output control terminal of power supply and host computer.Disadvantage is that test function is not comprehensive enough, nothing
Method accomplishes to test to mainboard, from the whole of the component part in the BMS system such as plate, current divider.
Summary of the invention
The utility model, which mainly solves the above problems, provides a kind of mainboard with for battery management system and from plate function
It can detect, the partial software strategy of battery management system is verified, while can be realized and correcting current is carried out to current divider
With test, and have data record and plate number retrospect multi-functional BMS test macro.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of multi-functional BMS test macro, including
Host computer, programmable current source, program-controlled high-voltage power supply, master control borad, battery analog board, relay group, barcode scanning gun and CAN box, it is described on
Position machine be connected respectively with barcode scanning gun, CAN box, program-controlled high-voltage power supply and programmable current source, the master control borad respectively with CAN box, battery
Analog board is connected with relay group, and the program-controlled high-voltage power supply is connected with master control borad, and the relay in relay group is set to master control borad
On connection between BMS system.Host computer is responsible for issuing test instruction to master control borad, program-controlled high-voltage power supply and programmable current
Source and the real-time record for being responsible for data simultaneously；Barcode scanning gun is responsible for identifying the two dimensional code plate number of circuit board under test；Master control borad
It is responsible for executing and the test of forwarding host computer instructs；Battery analog board is responsible for executing the different cell voltage of host computer instruction output
And it is detected to from the equilibrium state of plate；Relay communication control line on-off realizes the detection to BMS system communication function；Journey
It controls high-voltage power supply and is used for simulated battery packet high pressure.
Scheme as a preference of the above scheme, the master control borad include master control borad MCU and are connected with master control borad MCU
Multichannel CAN interface, multichannel controllable electric power output circuit, interlocking output circuit, AC charging guidance circuit, fast charge guidance electricity
Road, collision alarm analog circuit, insulation resistance injection circuit, analog output interface circuit and reserved expansion interface, multichannel CAN connect
Mouthful by connection respectively with CAN box, mesuring battary management system mainboard, battery analog board and mesuring battary voltage sample plate phase
Even, the multichannel controllable electric power output circuit, interlock circuit output, AC charging guidance circuit, fast charge guidance circuit, collision
Signal imitation circuit, insulation resistance injection circuit and analog output interface circuit pass through detection line and mesuring battary management system master
Plate is connected.Master control borad passes through other component and BMS system communication to be measured in multichannel CAN interface and system, the multichannel in master control borad
Controllable electric power output, interlock circuit output, AC charging control pilot circuit, fast charge guidance circuit, collision alarm analog circuit,
Insulation resistance injection circuit and analog output interface circuit provide different test environment for testing mesuring battary management system master
The various functions of plate.
Scheme as a preference of the above scheme, the battery analog board include analog board MCU, cell voltage output connect
Mouth and CAN interface, voltage regulator circuit and the euqalizing current detection circuit being connected with analog board MCU, the CAN interface pass through logical
News line is connected with master control borad, and the voltage regulator circuit and balanced detection circuit are connected with cell voltage output interface, battery
Voltage output interface is connected by detection line with mesuring battary voltage sample plate.Voltage regulator circuit regulating cell voltage output connects
The voltage value of mouth realizes that the sampling to battery voltage sampling plate to be measured is tested, and balanced detection circuit is used for real-time detection mesuring battary
The equilibrium state of voltage sample plate.
Scheme as a preference of the above scheme, the programmable current source are connected with current divider to be measured, current divider to be measured
It is connected by connection with CAN box, current divider to be measured is also connected with High Precision Multimeter, High Precision Multimeter and host computer phase
Even.Programmable current source exports the electric current of different value to current divider to be measured to realize current divider functional test to be measured, high-precision universal
Table is used for electric current, the resistance calibration of current divider to be measured.
Scheme as a preference of the above scheme, the CAN box and current divider junction to be measured also lead to connection
It is connected with mesuring battary management system mainboard.Host computer can directly acquire current divider and mesuring battary management system mainboard to be measured
The feedback carried out under certain testing, convenient for judging test result.
Scheme as a preference of the above scheme, the connection are twisted pair.
Scheme as a preference of the above scheme, the detection line are rigid line.
The utility model has the advantages that: it is equipped with master control borad, battery analog board and programmable current source, it is achievable to battery management
Whole tests of component part in the BMS systems such as system board, battery voltage sampling plate, current divider；Host computer control can be passed through
Programmable power supply processed, calibrates current divider, can reduce workload, improves testing efficiency.
Detailed description of the invention
Fig. 1 is a kind of functional block diagram of the utility model.
Fig. 2 is a kind of functional block diagram of master control borad in the utility model.
Fig. 3 is a kind of functional block diagram of battery analog board in the utility model.
The program-controlled high-voltage power supply 4- master control borad 5- battery analog board 7- barcode scanning of 1- host computer 2- programmable current source 3-
Rifle 8-CAN box 9- master control borad MCU 10- multichannel CAN interface 11- multichannel controllable electric power output circuit 12- interlocking is defeated
Circuit 13- AC charging guidance circuit 14- fast charge guides circuit 15- collision alarm analog circuit 16- insulated electro out
It is to be measured to hinder injection circuit 17- analog output interface circuit 18- expansion interface 19- mesuring battary management system mainboard 20-
Battery voltage sampling plate 21- analog board MCU 22-CAN interface 23- voltage regulator circuit 24- equilibrium detection circuit
25- cell voltage output interface 26- current divider 27- High Precision Multimeter to be measured.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing being further described to the technical solution of the utility model.
Embodiment:
A kind of multi-functional BMS test macro of the present embodiment, as shown in Figure 1, including host computer 1, programmable current source 2, program-controlled
High-voltage power supply 3, master control borad 4, battery analog board 5, relay group, barcode scanning gun 7 and CAN box 8, the host computer respectively with barcode scanning gun,
CAN box, program-controlled high-voltage power supply are connected with programmable current source, the master control borad respectively with CAN box, battery analog board and relay group phase
Even, the program-controlled high-voltage power supply is connected with master control borad, and the relay in relay group is set to the communication between master control borad and BMS system
On line.Relay group includes relay RLY1, RLY2 and RLY3, and three are equipped between master control borad and mesuring battary management system mainboard
Communication line, every communication line are equipped with a relay, and the on-off of relay is by PC control.
The programmable current source 2 is connected with current divider 26 to be measured, and current divider to be measured is connected by connection with CAN box 8, to
It surveys current divider to be also connected with High Precision Multimeter 27, High Precision Multimeter is connected with host computer.
The CAN box 8 also leads to connection and mesuring battary management system mainboard 19 with 26 junction of current divider to be measured
It is connected.
As shown in Fig. 2, the master control borad 4 includes master control borad MCU9 and the multichannel CAN interface being connected with master control borad MCU
10, multichannel controllable electric power output circuit 11, interlocking output circuit 12, AC charging guidance circuit 13, fast charge guide circuit 14, touch
Hit signal imitation circuit 15, insulation resistance injection circuit 16, analog output interface circuit 17 and reserved expansion interface 18, multichannel
CAN interface by connection respectively with CAN box, mesuring battary management system mainboard 19, battery analog board and mesuring battary voltage
Sampling plate 20 is connected, and the multichannel controllable electric power output circuit, interlock circuit output, AC charging guidance circuit, fast charge are drawn
Conductive path, collision alarm analog circuit, insulation resistance injection circuit and analog output interface circuit pass through detection line and electricity to be measured
Pond management system mainboard is connected.
As shown in figure 3, the battery analog board 5 includes analog board MCU21, cell voltage output interface 25 and and analog board
MCU connected CAN interface 22, voltage regulator circuit 23 and euqalizing current detection circuit 24, the CAN interface by connection with
Master control borad is connected, and the voltage regulator circuit and balanced detection circuit are connected with cell voltage output interface, and cell voltage is defeated
Outgoing interface is connected by detection line with mesuring battary voltage sample plate.
The connection is twisted pair.
The detection line is rigid line.
Host computer issues a command to master control borad, programmable current source, program-controlled high-voltage power supply and responsible survey under being responsible in the present embodiment
The record of data is tried, barcode scanning gun is responsible for being scanned retrospect to the two dimensional code plate number of board under test；Master control borad is responsible for receiving and executing
The control instruction of host computer, wherein the tested interface of each of master control borad and the mainboard of mesuring battary management system passes through rigid line
It connects, string has relay group in connection, is responsible for being switched off and on communication to realize the detection to communication function；Battery analog board
Different cell voltages is exported by executing host computer instruction, and the balanced function of mesuring battary voltage sample plate may be implemented simultaneously
Can detection, mesuring battary voltage sample plate is by the data of acquisition by being dealt into master control borad, master control on the communication mode of daisy chain
Plate carries out judgement comparison to the voltage of sampling, and sends the result to host computer；Programmable current source is responsible for receiving the finger of host computer
The electric current of output different value is enabled, and combined high precision multimeter realizes the school of current divider functional test to be measured and electric current, resistance
It is quasi-；Program-controlled high-voltage power supply is used for simulated battery packet high pressure.
When using the test macro to testing in BMS battery management system, electricity to be measured is scanned using scanner first
The plate information that two dimensional code version number on the management system mainboard of pond reads BMS battery management system to be measured is transferred to host computer, on
Position machine assigns test instruction, programmable current source to master control borad, battery analog board and programmable current source after recording the BMS system information
Receive host computer instruction, to current divider to be measured carry out functional test, host computer by High Precision Multimeter to current divider to be measured into
Row electric current, resistance calibration；Master control borad receives the instruction that host computer issues by CAN box, and master control borad MCU controls master control according to instruction
More middle test electric currents carry out AC charging test, fast charge test, crash tests, insulation to battery management system mainboard to be measured on plate
Test etc.；Master control borad forwarding host computer, which instructs, gives battery analog board, and analog board MCU is exported according to instruction control voltage regulator circuit
Different voltage adopts cell voltage to be measured using the voltage of different value to change the voltage that cell voltage output interface exports
Template carries out sampling functions test, while battery analog board utilizes balanced detection circuit to the equalization function of battery sampling plate to be measured
It is tested；Host computer leads to battery management system mainboard to be measured by the on-off of each relay in control relay group
Communication function detection.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (7)
1. a kind of multi-functional BMS test macro, it is characterized in that: including host computer (1), programmable current source (2), program-controlled high-voltage power supply
(3), master control borad (4), battery analog board (5), relay group, barcode scanning gun (7) and CAN box (8), the host computer respectively with barcode scanning
Rifle, CAN box, program-controlled high-voltage power supply are connected with programmable current source, the master control borad respectively with CAN box, battery analog board and relay
Group is connected, and the program-controlled high-voltage power supply is connected with master control borad, and the relay in relay group is set between master control borad and BMS system
On connection.
2. a kind of multi-functional BMS test macro according to claim 1, it is characterized in that: the master control borad (4) includes master
Control plate MCU(9) and be connected with master control borad MCU multichannel CAN interface (10), multichannel controllable electric power output circuit (11), interlock it is defeated
Circuit (12), AC charging guidance circuit (13), fast charge guide circuit (14), collision alarm analog circuit (15), insulated electro out
Injection circuit (16), analog output interface circuit (17) and reserved expansion interface (18) are hindered, multichannel CAN interface passes through connection point
It is not connected with CAN box, mesuring battary management system mainboard (19), battery analog board and mesuring battary voltage sample plate (20), institute
Multichannel controllable electric power output circuit, interlock circuit output, AC charging guidance circuit, fast charge the guidance circuit, collision alarm stated
Analog circuit, insulation resistance injection circuit and analog output interface circuit pass through detection line and mesuring battary management system mainboard phase
Even.
3. a kind of multi-functional BMS test macro according to claim 1, it is characterized in that: the battery analog board (5) includes
Analog board MCU(21), cell voltage output interface (25) and CAN interface (22), the voltage regulator circuit being connected with analog board MCU
(23) it is connected by connection with master control borad with euqalizing current detection circuit (24), the CAN interface, the voltage regulator circuit
It is connected with cell voltage output interface with balanced detection circuit, cell voltage output interface passes through detection line and mesuring battary electricity
Sampling plate is pressed to be connected.
4. a kind of multi-functional BMS test macro according to claim 1, it is characterized in that: the programmable current source (2) with to
Current divider (26) are surveyed to be connected, current divider to be measured is connected by connection with CAN box (8), current divider to be measured also with high-precision universal
Table (27) is connected, and High Precision Multimeter is connected with host computer.
5. a kind of multi-functional BMS test macro according to claim 4, it is characterized in that: the CAN box (8) and to be measured point
Stream device (26) junction also leads to connection and is connected with mesuring battary management system mainboard (19).
6. a kind of multi-functional BMS test macro described according to claim 1 or 2 or 3 or 4 or 5, it is characterized in that: described is logical
News line is twisted pair.
7. a kind of multi-functional BMS test macro according to claim 2 or 3, it is characterized in that: the detection line is hard
Line.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822109859.2U CN209590239U (en) | 2018-12-14 | 2018-12-14 | A kind of multi-functional BMS test macro |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822109859.2U CN209590239U (en) | 2018-12-14 | 2018-12-14 | A kind of multi-functional BMS test macro |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110780138A (en) * | 2019-11-12 | 2020-02-11 | 阳光电源股份有限公司 | BMS acquisition module performance test method and device |
| CN111929587A (en) * | 2020-07-30 | 2020-11-13 | 合肥国轩高科动力能源有限公司 | Integrated detection method for power battery pack finished product |
| CN113119737A (en) * | 2021-04-28 | 2021-07-16 | 中国第一汽车股份有限公司 | Power battery thermal runaway monitoring device and method and power battery system |
| CN113884882A (en) * | 2021-10-09 | 2022-01-04 | 东风时代(武汉)电池系统有限公司 | Collision signal simulation generation device, power battery offline test system and method |
| CN113884785A (en) * | 2021-08-31 | 2022-01-04 | 深圳市科信通信技术股份有限公司 | Battery management system test method and storage medium |
-
2018
- 2018-12-14 CN CN201822109859.2U patent/CN209590239U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110780138A (en) * | 2019-11-12 | 2020-02-11 | 阳光电源股份有限公司 | BMS acquisition module performance test method and device |
| CN111929587A (en) * | 2020-07-30 | 2020-11-13 | 合肥国轩高科动力能源有限公司 | Integrated detection method for power battery pack finished product |
| CN113119737A (en) * | 2021-04-28 | 2021-07-16 | 中国第一汽车股份有限公司 | Power battery thermal runaway monitoring device and method and power battery system |
| CN113119737B (en) * | 2021-04-28 | 2023-02-21 | 中国第一汽车股份有限公司 | Power battery thermal runaway monitoring device and method and power battery system |
| CN113884785A (en) * | 2021-08-31 | 2022-01-04 | 深圳市科信通信技术股份有限公司 | Battery management system test method and storage medium |
| CN113884882A (en) * | 2021-10-09 | 2022-01-04 | 东风时代(武汉)电池系统有限公司 | Collision signal simulation generation device, power battery offline test system and method |
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Address after: 310051 1st and 6th floors, no.451 Internet of things street, Binjiang District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Zero run Technology Co.,Ltd. Address before: 310051 1st and 6th floors, no.451 Internet of things street, Binjiang District, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG LEAPMOTOR TECHNOLOGY Co.,Ltd. |
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