CN203689144U - Laboratory test system of pure electric vehicle battery management system main control unit - Google Patents
Laboratory test system of pure electric vehicle battery management system main control unit Download PDFInfo
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- CN203689144U CN203689144U CN201420004029.2U CN201420004029U CN203689144U CN 203689144 U CN203689144 U CN 203689144U CN 201420004029 U CN201420004029 U CN 201420004029U CN 203689144 U CN203689144 U CN 203689144U
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Abstract
The utility model relates to a laboratory test system of a pure electric vehicle battery management system main control unit. The laboratory test system comprises a hardware-in-the-loop simulation unit, a battery management system main control unit, calibration and measurement equipment and a test PC host machine. The test PC host machine is connected with the hardware-in-the-loop simulation unit through a network cable. The battery management system main control unit is connected with the calibration and measurement equipment which is connected with the test PC host machine through a USB. The hardware-in-the-loop simulation unit comprises a program control power supply, a real-time control lower machine, various simulation cards and a virtual simulation model. The laboratory test system has the advantages that the various normal working condition function tests of the pure electric vehicle battery management system main control unit can be carried out, various faults can be simulated to carry out abnormal function tests, the cost is saved and the space is saved, the whole test environment has no access of high voltage, and the threat to the safety of an operator is avoided.
Description
Technical field
The utility model relates to a kind of laboratory testing system of battery management system of pure electric automobile main control unit.
Background technology
Electric automobile refers to take vehicle power as power, travels with power wheel, meets the vehicle of road traffic, security legislation requirements.Due to less to the relative orthodox car of environmental impact, its prospect is extensively had an optimistic view of, be widely regarded as one of main path of the problem such as automobile exhaust pollution and petroleum-based energy shortage, along with the fast development of electric automobile, properties of product, reliability requirement to its kernel component are also more and more important.Electrokinetic cell and battery management system, as electric automobile core component, are responsible for the Power supply of electric automobile and store, and affect the performance of electric automobile, life-span and safety.Especially battery management system main control unit, is controlling the complicated charge and discharge process of electrokinetic cell, is undertaking detection and the reply of the various abnormality to electrokinetic cell and is processing, for guaranteeing that electrokinetic cell safety, efficient operation play decisive role.Therefore, before entrucking, battery management system main control unit being carried out to normolineal various functional test is necessary with the various functional tests of abnormal system.
Mainly to carry out in engine bench test system to the laboratory test of cell management system of electric automobile at present, adopt dynamometer machine, the operating condition of the equipment simulating car loads such as turntable, the signal access battery management system that the sensors such as real electric current, voltage, temperature are collected, dynamo battery etc. all adopt real equipment.This method involves great expense, floor area is large, it is long that stand is built the time, flexible poor, be difficult to simulated failure and carry out the functional test of abnormal system, and the easily parts to true stand of the fault of some simulations, as motor, battery causes and damages and irremediable loss, and has hi-line, and operating personnel's safety is threatened.
Utility model content
The purpose of this utility model is to provide a kind of laboratory testing system of battery management system of pure electric automobile main control unit, to overcome currently available technology above shortcomings.
The purpose of this utility model is to be achieved through the following technical solutions:
A kind of laboratory testing system of battery management system of pure electric automobile main control unit, comprise that hardware is in loop simulation unit, battery management system main control unit, calibration measurements equipment and test PC host computer, described test PC host computer connects hardware in loop simulation unit by netting twine, described battery management system main control unit connects calibration measurements equipment, described calibration measurements equipment is by USB connecting test PC host computer, described hardware comprises programmable power supply in loop simulation unit, control in real time slave computer, bus communication board, digital-to-analog conversion board, analog to digital conversion board, PWM board, numeral I/O board, temperature simulation board, fault simulation simulation card and virtual emulation model.
Further, described PWM board and digital I/O board are structure as a whole.
Further, described battery management system main control unit is real controller hardware and is connected to hardware on loop simulation unit by wire harness.
Further, described virtual emulation model comprises whole vehicle model (pilot model, vehicle dynamic model and environmental model), motor model, battery model (containing battery management system from control model of element), AC charging machine model and DC charging motor model.
Further, between described calibration measurements equipment and battery management system main control unit, adopt the CCP communications protocol of standard, can read and write in real time the data of battery management system main control unit controller inside and by these data for controlling winding or observation.
Further, described test PC host computer is connected in loop simulation unit with hardware by netting twine, communicates with ICP/IP protocol.
Preferably, described bus communication board, digital-to-analog conversion board, analog to digital conversion board, PWM board, digital I/O board, temperature simulation board, fault simulation simulation card all adopt general-purpose interface board, as VME interface.
Preferably, described real-time control slave computer adopts high performance industrial computer.
The beneficial effects of the utility model are: this system can be carried out normolineal various operating mode functional test to battery management system of pure electric automobile main control unit, also can simulate various faults and carry out the functional test of abnormal system, not only cost-saving but also saving space; In whole test environment, do not access high-tension electricity, avoided the threat of the personal safety to operating personnel.
Accompanying drawing explanation
With reference to the accompanying drawings the utility model is described in further detail below.
Fig. 1 is the structured flowchart of the laboratory testing system of the battery management system of pure electric automobile main control unit described in the utility model embodiment.
In figure:
1, hardware is in loop simulation unit; 2, battery management system main control unit; 3, calibration measurements equipment; 4, test PC host computer; 5, programmable power supply; 6, control in real time slave computer; 7, bus communication board; 8, digital-to-analog conversion board; 9, analog to digital conversion board; 10, PWM board; 11, digital I/O board; 12, temperature simulation board; 13, fault simulation simulation card; 14, virtual emulation model.
Embodiment
As shown in Figure 1, the laboratory testing system of a kind of battery management system of pure electric automobile main control unit described in the utility model embodiment, comprise that hardware is in loop simulation unit 1, battery management system main control unit 2, calibration measurements equipment 3 and test PC host computer 4, it is characterized in that: described test PC host computer 4 connects hardware in loop simulation unit 1 by netting twine, described battery management system main control unit 2 connects calibration measurements equipment 3, described calibration measurements equipment 3 is by USB connecting test PC host computer 4, described hardware comprises programmable power supply 5 in loop simulation unit 1, control in real time slave computer 6, bus communication board 7, digital-to-analog conversion board 8, analog to digital conversion board 9, PWM board 10, numeral I/O board 11, temperature simulation board 12, fault simulation simulation card 13 and virtual emulation model 14, described bus communication board 7 is to be used to provide the passage that receives and send CAN bus message.
The all component that described hardware comprises in loop simulation unit 1, be used for the output signal of battery management system main control unit 2 to gather on the one hand, the signal gathering has the driving signal of the relays such as main positive relay, main negative relay, preliminary filling relay, DC charging relay, cooling fan relay, heating, after these signals are collected using the input as virtual emulation model 14; The all component that described hardware comprises in loop simulation unit 1 on the other hand, input signal required battery management system main control unit 2 is delivered to this main control unit, described input signal has the collection signal of electric current, voltage sensor, various feedback of status signals, the activation of charging set be connected confirmation signal, the pwm signal that CP detects, temperature acquisition signal etc. are confirmed in AC charging control.
When concrete enforcement, described virtual emulation model 14 and hardware are in 1 collaborative work of loop simulation unit, electric signal and bus signals that battery management system main control unit 2 is needed send to battery management system main control unit 2, measure electric signal and the bus signals of the main control unit of battery management system output simultaneously, and the virtual emulation model 14 that result is passed in slave computer continues to process, according to the control strategy in virtual emulation model 14, the output of virtual emulation model 14 feeds back to battery management system main control unit 2 again through digital-to-analog conversion, complete the winding of whole control, for battery management system main control unit 2 provides the various operating conditions of vehicle, can complete the normolineal functional test of battery management system main control unit 2.
Described fault simulation simulation card 11 can be used for simulating the most common failure of multiple main control unit, comprise the open circuit of signal, short circuit and virtual connection, use the mode of the multiple manufacturing fault that this laboratory system provides, setting value as manual in CAN signal sends fault value, in virtual emulation model 14, the behavior of manual setting main control unit feedback signal fault, can complete the functional test of the abnormal system to battery management system main control unit 2.
The utility model is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present utility model; no matter but do any variation in its shape or structure; every have identical with a application or akin technical scheme, within all dropping on protection domain of the present utility model.
Claims (5)
1. the laboratory testing system of a battery management system of pure electric automobile main control unit, comprise that hardware is at loop simulation unit (1), battery management system main control unit (2), calibration measurements equipment (3) and test PC host computer (4), it is characterized in that: described test PC host computer (4) connects hardware in loop simulation unit (1) by netting twine, described battery management system main control unit (2) connects calibration measurements equipment (3), and described calibration measurements equipment (3) is by USB connecting test PC host computer (4); Described hardware comprises programmable power supply (5), controls slave computer (6), bus communication board (7), digital-to-analog conversion board (8), analog to digital conversion board (9), PWM board (10), digital I/O board (11), temperature simulation board (12), fault simulation simulation card (13) and virtual emulation model (14) in real time in loop simulation unit (1).
2. the laboratory testing system of a kind of battery management system of pure electric automobile main control unit according to claim 1, is characterized in that: described PWM board (10) is structure as a whole with digital I/O board (11).
3. the laboratory testing system of a kind of battery management system of pure electric automobile main control unit according to claim 2, is characterized in that: described battery management system main control unit (2) is connected to described hardware on loop simulation unit (1) by wire harness.
4. the laboratory testing system of a kind of battery management system of pure electric automobile main control unit according to claim 3, is characterized in that: described virtual emulation model (14) comprises whole vehicle model, motor model, battery model, AC charging machine model and DC charging motor model.
5. the laboratory testing system of a kind of battery management system of pure electric automobile main control unit according to claim 4, is characterized in that: described bus communication board (7), digital-to-analog conversion board (8), analog to digital conversion board (9), PWM board (10), digital I/O board (11), temperature simulation board (12), fault simulation simulation card (13) all adopt general-purpose interface board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420004029.2U CN203689144U (en) | 2014-01-03 | 2014-01-03 | Laboratory test system of pure electric vehicle battery management system main control unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420004029.2U CN203689144U (en) | 2014-01-03 | 2014-01-03 | Laboratory test system of pure electric vehicle battery management system main control unit |
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| Publication Number | Publication Date |
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| CN203689144U true CN203689144U (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420004029.2U Expired - Fee Related CN203689144U (en) | 2014-01-03 | 2014-01-03 | Laboratory test system of pure electric vehicle battery management system main control unit |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108107870A (en) * | 2017-12-18 | 2018-06-01 | 江苏兴云新能源有限公司 | Battery management system verifies equipment |
| CN113050590A (en) * | 2021-03-08 | 2021-06-29 | 上海金脉汽车电子有限公司 | BMS controller testing system and method |
| CN113253130A (en) * | 2020-02-12 | 2021-08-13 | 北京新能源汽车股份有限公司 | Battery simulation test system |
| CN113448890A (en) * | 2021-07-12 | 2021-09-28 | 贾晶艳 | Distributed simulation system and control method |
| CN113805559A (en) * | 2020-06-17 | 2021-12-17 | 北京新能源汽车股份有限公司 | Control parameter processing method, device and equipment |
-
2014
- 2014-01-03 CN CN201420004029.2U patent/CN203689144U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108107870A (en) * | 2017-12-18 | 2018-06-01 | 江苏兴云新能源有限公司 | Battery management system verifies equipment |
| CN113253130A (en) * | 2020-02-12 | 2021-08-13 | 北京新能源汽车股份有限公司 | Battery simulation test system |
| CN113805559A (en) * | 2020-06-17 | 2021-12-17 | 北京新能源汽车股份有限公司 | Control parameter processing method, device and equipment |
| CN113050590A (en) * | 2021-03-08 | 2021-06-29 | 上海金脉汽车电子有限公司 | BMS controller testing system and method |
| CN113448890A (en) * | 2021-07-12 | 2021-09-28 | 贾晶艳 | Distributed simulation system and control method |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20220103 |
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| CF01 | Termination of patent right due to non-payment of annual fee |