CN202330597U - Detection device of battery management system - Google Patents
Detection device of battery management system Download PDFInfo
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- CN202330597U CN202330597U CN 201120493151 CN201120493151U CN202330597U CN 202330597 U CN202330597 U CN 202330597U CN 201120493151 CN201120493151 CN 201120493151 CN 201120493151 U CN201120493151 U CN 201120493151U CN 202330597 U CN202330597 U CN 202330597U
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Abstract
A detection device of a battery management system is connected onto the periphery of the battery management system and comprises a single power supply, a constant voltage source, a constant current source, a constant temperature and humidity test box, a heater and fan, a test computer, a display screen and a 12V/24V power supply which are all connected with a battery management system to be detected through interfaces. The detection device can simulate various abnormal faults of batteries on a real electric automobile in a charge-discharge use process, and conducts a systemic comprehensive test on all functional items of the battery management system. Compared with the existing detection mode, the detection device is convenient to detect, high in detection efficiency and strong in stability, has certain guarantee for the quality of electric automobile products, and ensures safety of the electric automobiles.
Description
Technical field
The utility model relates to a kind of device that battery management system is carried out offline inspection.
Background technology
Along with the progressively development of New-energy electric vehicle industry globalization, the key core parts of electric automobile---battery management system will need development synchronously.Battery management system is a kind of new product of emerging field, does not have the dependence test instrument at present on the market.If this product is wanted large-scale development, complete test must be arranged, its quality could guarantee that the safety of automobile just can be protected, the product of automotive grade could sustainable development.
Most of on the market at present just leaning on loaded onto electric automobile and done the real train test detection this product--whether-battery management system meets functional requirement, but also whether the technical indicator that can not quantitatively judge this product meets design standards.Some tests just a certain of single stepping test and system, are not exclusively not also arranged, and efficient is low and unstable.
The utility model content
In view of this, the utility model technical matters that will solve provides a kind of battery management system pick-up unit that can carry out comprehensive detection to battery management system.
The utility model adopts following scheme to realize:
A kind of battery management system pick-up unit is connected in the battery management system periphery, and this pick-up unit comprises through interface and being connected with battery management system to be detected,
The monomer power supply, this monomer power supply is installed on the electric core in the electric automobile for simulation, and the battery management system direct modeling is managed this monomer power supply,
Constant pressure source, this constant pressure source is used to provide various aanalogvoltages, and under-voltage, overvoltage, the voltage of simulation monomer power supply in charge and discharge process is unbalanced, voltage detecting fault and the electric battery stagnation pressure is too high, stagnation pressure is low excessively, insulation fault,
Constant current source, this constant current source is used to provide analog current, and simulation monomer power source charges current failure, discharge current fault, the too high fault of SOC, SOC cross low fault,
Constant temperature humidity chamber is provided with temp probe in this constant temperature humidity chamber, regulate the temperature value of this constant temperature humidity chamber, and the battery case temperature is too high in the analog electrical electrical automobile, temperature is low excessively, the unbalanced fault of temperature,
Well heater and blower fan are used for detecting battery management system according to the control situation of constant temperature humidity chamber temp probe data to heater relay in the battery management system and blower fan relay,
Test computer is connected with battery management system through CAN bus or 232 Serial Port Lines, each function running status when being used for the detection of monitoring battery management system,
Display screen, whether detect battery management system display screen demonstration work normal,
The 12V/24V power supply, this power supply is the battery management system working power, is connected on the battery management system power input interface.
The utility model can be simulated the various abnormal failures of battery in discharging and recharging use on the true electric automobile; Battery management system all functions item is carried out systematic integration test, compare with existing detection mode, easy to detect; Detection efficiency is high; Stability is strong, and the quality of electric automobile product is played certain guarantee, has ensured the safety of electric automobile.
Description of drawings
Fig. 1 is the utility model structural representation.
Embodiment
Below will combine accompanying drawing and embodiment that the utility model is described in further detail for the ease of it will be appreciated by those skilled in the art that:
Battery management system (BMS) pick-up unit that present embodiment discloses can carry out analog detection to each item function items of existing cell management system of electric automobile; Need not the entire cell management system is loaded into and carry out actual detected on the true electric automobile, detect convenient, quick and standard.
Shown in accompanying drawing 1.Battery management system (BMS) pick-up unit that this programme adopts is connected in battery management system to be detected 1 periphery, comprises monomer power supply 2, constant pressure source 3, constant current source 4, constant temperature humidity chamber 5, well heater 6 and the blower fan 7, test computer 8, display screen 9, the 12V/24V power supply 10 that are connected with battery management system 1 to be detected through interface.
Wherein, this monomer power supply 2 is installed on the electric core in the electric automobile for simulation, and battery management system 1 direct modeling is managed this monomer power supply 2; This constant pressure source 3 is used to provide various aanalogvoltages, and under-voltage, overvoltage, the voltage of simulation monomer power supply 2 in charge and discharge process is unbalanced, voltage detecting fault and the electric battery stagnation pressure is too high, stagnation pressure is low excessively, insulation fault; This constant current source 4 is used to provide analog current, and simulation monomer power supply 2 charging current faults, discharge current fault, the too high fault of SOC, SOC cross low fault; In this constant temperature humidity chamber 5, be provided with temp probe, regulate the temperature value of this constant temperature humidity chamber 5, the battery case temperature is too high in the analog electrical electrical automobile, temperature is low excessively, the unbalanced fault of temperature; This well heater 6 is used for detecting battery management system 1 according to the control situation of constant temperature humidity chamber 5 temp probe data to heater relay in the battery management system 1 and blower fan relay with blower fan 7; This test computer 8 is connected with battery management system 1 through CAN bus or 232 Serial Port Lines, each function running status when being used for 1 detection of monitoring battery management system; Whether display screen 9 is used to detect battery management system display screen demonstration work normal; 12V/24V power supply 10 is battery management system 1 working power, is connected on battery management system 1 power input interface.
This pick-up unit specifically can be tested the multinomial function of cell management system of electric automobile, the functional methods such as detection of opening, insulate like each item data acquisition, battery status estimation, battery energy management, heat management, battery charging and discharging management and control, safety management and protection, data presentation, various fault diagnosis and record and with entire car controller, charging set, display screen analog communication, equalization function.
Such as detecting battery management system record data performance, can be installed on the electronic device automobile core that powers on by 2 simulations of monomer power supply, constant pressure source 3 provides the simulation total voltage; Constant current source 4 provides analog current; With battery management system 1 image data to be detected, analyze each data (total voltage, total current; Monomer voltage) precision judges thus whether 1 pair of data acquisition precision of this battery management system to be detected meets the demands.
Such as battery management system to battery SOC (battery dump energy number percent) accuracy test: give battery management system 1 analog charge to be detected with constant current source 4; Write down the contrast of SOC value and theoretical value at the appointed time, verify thus whether the calculating of 1 pair of SOC precision of battery management system to be detected meets the demands.
Detection such as the battery management system equalization function: to " electric core " charging, regulate monomer power supply change in voltage in charging process with constant current source 4 simulations, revise until SOC; Re-power,, detect this moment battery management system thus and whether control equalization function and open with constant current source 4 analog charge process once more.
Such as battery management system to adding the detection of electrothermal relay and blower fan relay control: the data that battery management system 1 to be detected is gathered according to temp probe; Along with variation of temperature; Under different working modes; Whether normally test adds electrothermal relay and blower fan relay can be according to setup parameter limit value closure or openness; When preheating like charging, charging during heating mode, electric core temperature be lower than/when being higher than setting value, the battery case temperature is too high/cross when low, under the situation such as electric core excessive temperature differentials, can blower fan and well heater start by setup parameter.
Detection such as the control of the battery charging and discharging relay of battery management system: battery management system to be detected gets into normal charge mode; Charge relay in the battery management system and total positive relay closes; Whether simulation " electric core " overcharges (single-unit or wherein a few economize on electricity core voltage are higher than the setting maximum charging voltage), detect this battery management system and report fault and total positive relay to break off; Whether the analog electrical core is crossed and is put (single-unit or wherein a few economize on electricity core voltage are lower than the minimum sparking voltage of setting), detect this battery management system and report fault and total positive relay to break off; Excessive with constant current source analog charge electric current, detect this battery management system and whether report fault and break off total positive relay.
Can cooperate the software function test of host computer (test computer 8) in addition to battery management system:
A. fault alarm test: with single-unit monomer power supply and constant current source, through single-unit monomer supply voltage simulate in " electric core " charge and discharge process that " electric core " is under-voltage, overvoltage, unbalanced, the voltage detecting failure problems of voltage; In the simulation charge and discharge process, the constant current source size of current is simulated " electric core " charging current fault, discharge current fault, SOC is too high, SOC is low excessively through regulating; , stagnation pressure too high with constant pressure source simulation whole battery group stagnation pressure crossed low and insulation fault, and whether the checking battery management system accurately reports fault; Through regulating the temperature value of constant temperature humidity chamber, the simulated battery oven temperature, is spent faults such as height, temperature are low excessively, temperature is unbalanced.Detect the work of whether reporting to the police normally of battery management system system thus.
B. parameter setting, read test: to the certain parameter of battery management system input, verify whether this battery management system can be carried out according to pre-set parameter through test computer 8.
C. historgraphic data recording test: whether through simulating various faults, it is consistent with physical fault to detect battery management system institute record trouble.
D. data transmission test: respectively that the battery management system mainboard is outer outside CAN; Be that CAN1, CAN2 receive on the CAN card, open the data that the CAN monitoring software receives CAN1, CAN2 respectively through test computer 8, and kept data; Go into fidonetFido according to CAN; Data to receiving are decoded, and fidonetFido and the actual physical quantity that inserts are gone in contrast, judge whether the data that CAN1, CAN2 send are correct.
Electric performance test for battery management system can carry out as follows in addition:
A. high voltage operation test: according to the WV of battery management system, power supply voltage is transferred to 16V or 32V, continuous service is 1 hour under this supply voltage;
B. subnormal voltage operation: according to the WV of battery management system, power supply voltage is transferred to 9V or 18V, 1 hour overvoltage protection performance of continuous service under this supply voltage;
C. anti-error-polarity connection of power supply performance: the normal wiring of battery management system, in the time of will importing power supply and be the reversal connection magnitude of voltage, connect power supply, continue 1 minute.
This shows that the utility model can carry out comprehensive test to battery management system, eliminated on-the-spot test in the prior art, each item performance defective of single stepping test respectively.
More than be the wherein concrete implementation of the utility model, it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these conspicuous replacement forms all belong to the protection domain of the utility model.
Claims (1)
1. a battery management system pick-up unit is connected in battery management system (1) periphery, it is characterized in that, this pick-up unit comprises through interface and being connected with battery management system to be detected,
Monomer power supply (2), this monomer power supply is installed on the electric core in the electric automobile for simulation, and the battery management system direct modeling is managed this monomer power supply,
Constant pressure source (3), this constant pressure source is used to provide various aanalogvoltages, and under-voltage, overvoltage, the voltage of simulation monomer power supply in charge and discharge process is unbalanced, voltage detecting fault and the electric battery stagnation pressure is too high, stagnation pressure is low excessively, insulation fault,
Constant current source (4), this constant current source is used to provide analog current, and simulation monomer power source charges current failure, discharge current fault, the too high fault of SOC, SOC cross low fault,
Constant temperature humidity chamber (5) is provided with temp probe in this constant temperature humidity chamber, regulate the temperature value of this constant temperature humidity chamber, and the battery case temperature is too high in the analog electrical electrical automobile, temperature is low excessively, the unbalanced fault of temperature,
Well heater (6) and blower fan (7) are used for detecting battery management system according to the control situation of constant temperature humidity chamber temp probe data to heater relay in the battery management system and blower fan relay,
Test computer (8) is connected with battery management system through CAN bus or 232 Serial Port Lines, each function running status when being used for the detection of monitoring battery management system,
Display screen (9), whether detect battery management system display screen demonstration work normal,
12V/24V power supply (10), this power supply is the battery management system working power, is connected on the battery management system power input interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120493151 CN202330597U (en) | 2011-12-02 | 2011-12-02 | Detection device of battery management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120493151 CN202330597U (en) | 2011-12-02 | 2011-12-02 | Detection device of battery management system |
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| CN202330597U true CN202330597U (en) | 2012-07-11 |
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| CN 201120493151 Expired - Fee Related CN202330597U (en) | 2011-12-02 | 2011-12-02 | Detection device of battery management system |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103048615A (en) * | 2012-12-18 | 2013-04-17 | 惠州市亿能电子有限公司 | Test system and test method of electric automobile high-voltage electric system |
| CN103675699A (en) * | 2013-11-28 | 2014-03-26 | 惠州市亿能电子有限公司 | Safety testing method of battery system |
| CN103675551A (en) * | 2013-12-10 | 2014-03-26 | 苏州市博得立电源科技有限公司 | Multipoint random failure simulation method based on super-capacitors |
| CN103698624A (en) * | 2013-11-22 | 2014-04-02 | 惠州市亿能电子有限公司 | Method for testing service life of battery management system |
| CN103941210A (en) * | 2014-05-11 | 2014-07-23 | 湖北德普电气股份有限公司 | BMS (battery management system) testing monitoring system and method |
| CN104122884A (en) * | 2014-07-15 | 2014-10-29 | 虞永义 | Simulation test device of battery management system |
| CN104132815A (en) * | 2014-07-15 | 2014-11-05 | 虞永义 | System and method for performing simulation test on performance of electric automobiles |
| CN104133124A (en) * | 2013-05-03 | 2014-11-05 | 北京蔚蓝新业科技有限责任公司 | Detection device for BMS (battery pack management system) |
| CN104483645A (en) * | 2014-12-18 | 2015-04-01 | 重庆长安汽车股份有限公司 | Detection device for battery management system |
| CN105759208A (en) * | 2014-12-17 | 2016-07-13 | 北京普莱德新能源电池科技有限公司 | Function detection platform for battery management system for battery pack |
| CN106019002A (en) * | 2016-05-13 | 2016-10-12 | 合肥国轩高科动力能源有限公司 | Verification testing platform for battery management system and testing method thereof |
| CN107329092A (en) * | 2017-07-25 | 2017-11-07 | 南京红太阳新能源有限公司 | Battery performance intelligence stand test platform |
| CN107526043A (en) * | 2017-09-06 | 2017-12-29 | 福建猛狮新能源科技有限公司 | A kind of battery tester and battery testing method |
| WO2018028136A1 (en) * | 2016-08-08 | 2018-02-15 | 北京新能源汽车股份有限公司 | Battery management system testing system and method |
| CN110347067A (en) * | 2018-04-08 | 2019-10-18 | 湖南金杯新能源发展有限公司 | Battery management system total voltage monitors circuit |
| CN110736950A (en) * | 2019-10-18 | 2020-01-31 | 深圳市吉毅创能源科技有限公司 | Online testing system and method for battery management system |
| CN112946492A (en) * | 2020-12-31 | 2021-06-11 | 苏州德凌迅动力科技有限公司 | Aging test method and system for battery pack without communication interface |
-
2011
- 2011-12-02 CN CN 201120493151 patent/CN202330597U/en not_active Expired - Fee Related
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103048615A (en) * | 2012-12-18 | 2013-04-17 | 惠州市亿能电子有限公司 | Test system and test method of electric automobile high-voltage electric system |
| CN104133124A (en) * | 2013-05-03 | 2014-11-05 | 北京蔚蓝新业科技有限责任公司 | Detection device for BMS (battery pack management system) |
| CN103698624A (en) * | 2013-11-22 | 2014-04-02 | 惠州市亿能电子有限公司 | Method for testing service life of battery management system |
| CN103675699A (en) * | 2013-11-28 | 2014-03-26 | 惠州市亿能电子有限公司 | Safety testing method of battery system |
| CN103675551A (en) * | 2013-12-10 | 2014-03-26 | 苏州市博得立电源科技有限公司 | Multipoint random failure simulation method based on super-capacitors |
| CN103675551B (en) * | 2013-12-10 | 2016-06-22 | 苏州市博得立电源科技有限公司 | Multipoint random crash simulation method based on super capacitor |
| CN103941210A (en) * | 2014-05-11 | 2014-07-23 | 湖北德普电气股份有限公司 | BMS (battery management system) testing monitoring system and method |
| CN104122884A (en) * | 2014-07-15 | 2014-10-29 | 虞永义 | Simulation test device of battery management system |
| CN104132815A (en) * | 2014-07-15 | 2014-11-05 | 虞永义 | System and method for performing simulation test on performance of electric automobiles |
| CN105759208A (en) * | 2014-12-17 | 2016-07-13 | 北京普莱德新能源电池科技有限公司 | Function detection platform for battery management system for battery pack |
| CN104483645A (en) * | 2014-12-18 | 2015-04-01 | 重庆长安汽车股份有限公司 | Detection device for battery management system |
| CN106019002A (en) * | 2016-05-13 | 2016-10-12 | 合肥国轩高科动力能源有限公司 | Verification testing platform for battery management system and testing method thereof |
| CN106019002B (en) * | 2016-05-13 | 2019-02-05 | 合肥国轩高科动力能源有限公司 | A kind of validation test platform and its test method for battery management system |
| WO2018028136A1 (en) * | 2016-08-08 | 2018-02-15 | 北京新能源汽车股份有限公司 | Battery management system testing system and method |
| CN107329092A (en) * | 2017-07-25 | 2017-11-07 | 南京红太阳新能源有限公司 | Battery performance intelligence stand test platform |
| CN107526043A (en) * | 2017-09-06 | 2017-12-29 | 福建猛狮新能源科技有限公司 | A kind of battery tester and battery testing method |
| CN110347067A (en) * | 2018-04-08 | 2019-10-18 | 湖南金杯新能源发展有限公司 | Battery management system total voltage monitors circuit |
| CN110736950A (en) * | 2019-10-18 | 2020-01-31 | 深圳市吉毅创能源科技有限公司 | Online testing system and method for battery management system |
| CN112946492A (en) * | 2020-12-31 | 2021-06-11 | 苏州德凌迅动力科技有限公司 | Aging test method and system for battery pack without communication interface |
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Legal Events
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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: 20120711 Termination date: 20191202 |
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| CF01 | Termination of patent right due to non-payment of annual fee |