CN203705572U - Test system used for battery management system function test - Google Patents
Test system used for battery management system function test Download PDFInfo
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- CN203705572U CN203705572U CN201420056446.1U CN201420056446U CN203705572U CN 203705572 U CN203705572 U CN 203705572U CN 201420056446 U CN201420056446 U CN 201420056446U CN 203705572 U CN203705572 U CN 203705572U
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- Prior art keywords
- battery
- simulation
- switch
- test
- multiplying power
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- 238000012360 testing method Methods 0.000 title claims abstract description 31
- 238000004088 simulation Methods 0.000 claims abstract description 60
- 238000007599 discharging Methods 0.000 claims abstract description 21
- 238000011990 functional testing Methods 0.000 claims description 9
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 7
- 229910052744 lithium Inorganic materials 0.000 abstract description 7
- 239000002253 acid Substances 0.000 abstract description 4
- 238000012795 verification Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 abstract 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model relates to a test system used for battery management system function test. The test system mainly comprises a battery pack assembling panel, a battery slot, a switch, a simulated battery pack, a simulation rate discharging load and a connector assembly. The battery pack assembling panel is an integrated circuit plate. The battery slot, the switch, the simulation rate discharging load and the connector assembly are integrated on the battery pack assembling panel. A battery can be loaded on the battery slot. The switch comprises a first series switch and a second series switch to select a battery. The test system employs an AA lithium battery as a replacement battery, and the assembled battery obtains required high voltage and small safe current in a certain mode to simulate a lead-acid battery pack and a power lithium battery pack. In the development of a battery management system, test and verification of voltage acquisition, equalization, simulation rate discharging and fault detection function are achieved.
Description
Technical field
The utility model relates to battery management system (BMS) developing instrument field, particularly a kind of test macro of BMS functional test.
Background technology
Along with the rise of electric automobile industry, the exploitation of BMS is flourish as emerged rapidly in large numbersBamboo shoots after a spring rain.But immature due to industry, does not also have equipment and the instrument of special testing authentication BMS function so far.Developer be mostly to use from initial stage of development to later stage always in groups with fill the electrokinetic cell of as much, same performance onboard and developed BMS carried out to experimental test, cost costliness; Again because the development of lithium electricity and battery group technology is also immature, that battery is easy to occur is inconsistent, cross put, the fault such as damage; When the lithium battery group of vehicle-mounted configuration discharges and recharges, electric current and voltage is very large, danger close.
Utility model content
The utility model provides the BMS Test integration that a kind of cost is low, volume is little, safe and convenient to use test macro in order to address the above problem.
The BMS function test system that the utility model provides, can use No. 5 lithium batteries battery as an alternative, the little electric current that obtains afterwards in groups required high voltage, safety with certain form is simulated lead-acid battery group, dynamic lithium battery group, the test for BMS to functions such as voltage acquisition, equilibrium, SOC estimation, simulation multiplying power discharging, fault detects.
A kind of test macro for battery management system functional test is specifically provided, and described test macro mainly comprises electric battery assembling panel, battery draw-in groove, switch, simulated battery group, simulation multiplying power discharging load and connector; Described electric battery assembling panel is a surface-mounted integrated circuit, and wherein, described battery draw-in groove, switch, the load of simulation multiplying power discharging and connector are all integrated on this panel; On described battery draw-in groove, can load battery; Described switch comprises First Series switch and second series switch; Described simulated battery group is composed in series by m simulation cell, and each described simulation cell is composed in series by n battery; Select respectively the each battery in each battery draw-in groove whether to access simulation cell by described First Series switch; Select respectively each described simulation cell whether to access described simulated battery group by described second series switch; The simulation multiplying power discharging load of connecting respectively of described simulation cell, the resistance of described simulation multiplying power discharging load is adjustable resistance, so that simulation cell output current becomes 1-5 multiplying power doubly to change.
Preferred described system also comprises the pilot lamp of display simulation multiplying power.
Preferred described system also comprises pilot lamp, and in the time of certain battery access simulation cell, pilot lamp is bright, go out to warn.
The resistance of described simulation multiplying power discharging load is adjustable, has 5 gears, output 1-5 multiplying power variable-current doubly, the customizable electric current of transformation resistance resistance.Pilot lamp shows multiplying power.
Described switch, each simulation monomer battery voltage is composed in series by 1-3 No. 5 batteries, select m(0≤m≤3 by switch) whether individual No. 5 batteries access simulation light on and off with pilot lamp when cell, can select the voltage of a simulation cell, be 0-3 No. 5 battery series voltages doubly; Switch control n(0≤m≤12) individual simulated battery is composed in series simulated battery group.
Simulation multiplying power discharging load and battery draw-in groove can customize model according to actual conditions, are equipped with the battery of respective model simultaneously.
In the exploitation of BMS, the alternative vehicle mounted dynamic battery system of the utility model, has following functions:
By switch control, a simulated battery group of 1-14 simulation cell composition, the test macro of a BMS functional test can be used as a simulated battery group.
The test macro of multiple BMS functional tests obtains testing required voltage with series-parallel form combination, for verifying that BMS gathers the function of monomer battery voltage, stack battery voltage, total voltage;
Because No. 5 batteries of same material have identical charge-discharge performance with electrokinetic cell, this test macro can be used for verifying the SOC estimation algorithm of BMS;
Because each simulation cell is furnished with load circuit, can be to single simulation cell electric discharge, the artificial voltage that causes simulation cell is unbalanced, for verifying the balanced function of controlling of BMS; The too high too low warning function of verifying voltage;
Can be artificial to simulation cell cause short circuit, open circuit for verifying the function of BMS fault detect.
Cheap, the simple to operation safety of cost of testing system of the BMS functional test that the utility model provides, the little quality of volume is light, be easy to safeguard, is suitable for the functional verification stage in BMS performance history.
Accompanying drawing explanation
The test macro of Fig. 1 battery management system functional test.
In Fig. 1: 1. battery draw-in groove; 2. simulation multiplying power discharging load; 3. switch; 4. simulation cell; 5. electric battery assembling panel; 6. plug connector.
Embodiment
Below in conjunction with accompanying drawing 1, the utility model is described in further detail.
As shown in Figure 1, the utility model provides a kind of test macro for battery management system functional test, and described test macro mainly comprises electric battery assembling panel, battery draw-in groove, switch, simulated battery group, simulation multiplying power discharging load and connector; Described electric battery assembling panel is a surface-mounted integrated circuit, and wherein, described battery draw-in groove, switch, the load of simulation multiplying power discharging and connector are all integrated on this panel; On described battery draw-in groove, can load battery; Described switch comprises First Series switch and second series switch; Described simulated battery group is composed in series by m simulation cell, and each described simulation cell is composed in series by n battery; Select respectively the each battery in each battery draw-in groove whether to access simulation cell by described First Series switch; Select respectively each described simulation cell whether to access described simulated battery group by described second series switch; The simulation multiplying power discharging load of connecting respectively of described simulation cell, the resistance of described simulation multiplying power discharging load is adjustable resistance, so that simulation cell output current becomes 1-5 multiplying power doubly to change.
According to test request, select No. 5 batteries of xV, in the battery draw-in groove (1) of each simulation cell, place n these No. 5 batteries, m simulation cell (4), this has just formed the connect electric battery of (m*n*x) V system voltage of obtaining of m (n*x) V simulation cell.Be used for verifying the functions such as the collection of BMS quiescent voltage, loading voltage acquisition, the too low early warning of overtension, equilibrium, SOC estimation, fault detect.Wherein, the optional 0-3 of n, the optional 0-14 of m, x represents cell voltage size,
Concrete, select No. 5 lithium ion batteries of 3.2V platform voltage, in each simulation cell (4) battery draw-in groove (1), place 2 these No. 5 batteries, just form the connect electric battery of the 89.6V platform voltage that obtains of 14 6.4V simulation cells, can simulate the electric battery that 6V14 the lead-acid battery of connecting forms.Be used for verifying the functions such as the collection of lead-acid battery BMS quiescent voltage, loading voltage acquisition, the too low early warning of overtension, fault detect.
Concrete again, select No. 5 lithium ion batteries of 3.7V platform voltage, in each simulation cell (4) battery draw-in groove (1), place 3 these No. 5 batteries, just form the connect electric battery of the 155.4V platform voltage obtaining of 14 11.1V simulation cells, for verifying the functions such as SOC estimation under the collection of the electric BMS quiescent voltage of lithium, loading voltage acquisition, multiplying power discharging, the too low early warning of overtension, fault detect.
Also can select No. 5 lithium ion batteries of 3.7V platform voltage, in each simulation cell (4) battery draw-in groove (1), place 1 these No. 5 battery, just form the connect electric battery of the 51.8V platform voltage that obtains of 14 3.7V simulation cells, stir simulation multiplying power discharging load (2), people is for causing cell voltage inconsistent, for test b MS equalization function.
Claims (3)
1. for a test macro for battery management system functional test, described test macro mainly comprises electric battery assembling panel, battery draw-in groove, switch, simulated battery group, simulation multiplying power discharging load and connector; It is characterized in that:
Described electric battery assembling panel is a surface-mounted integrated circuit, and wherein, described battery draw-in groove, switch, the load of simulation multiplying power discharging and connector are all integrated on this panel;
On described battery draw-in groove, can load battery;
Described switch comprises First Series switch and second series switch;
Described simulated battery group is composed in series by m simulation cell, and each described simulation cell is composed in series by n battery;
Select respectively the each battery in each battery draw-in groove whether to access simulation cell by described First Series switch; Select respectively each described simulation cell whether to access described simulated battery group by described second series switch;
The simulation multiplying power discharging load of connecting respectively of described simulation cell, the resistance of simulation multiplying power discharging load is adjustable resistance, so that simulation cell output current becomes 1-5 multiplying power doubly to change.
2. test macro according to claim 1, is characterized in that, described system also comprises the pilot lamp of display simulation multiplying power.
3. test macro according to claim 1, is characterized in that, described system also comprises pilot lamp, and in the time of certain battery access simulation cell, pilot lamp is bright, go out to warn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420056446.1U CN203705572U (en) | 2014-01-29 | 2014-01-29 | Test system used for battery management system function test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420056446.1U CN203705572U (en) | 2014-01-29 | 2014-01-29 | Test system used for battery management system function test |
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| Publication Number | Publication Date |
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| CN203705572U true CN203705572U (en) | 2014-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420056446.1U Expired - Fee Related CN203705572U (en) | 2014-01-29 | 2014-01-29 | Test system used for battery management system function test |
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| Country | Link |
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| CN (1) | CN203705572U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104808078A (en) * | 2014-01-29 | 2015-07-29 | 陕西汽车集团有限责任公司 | Test system for battery management system function test |
| CN108872913A (en) * | 2018-09-02 | 2018-11-23 | 宁波箭蚁智能科技有限公司 | A kind of modular simulation battery system |
| CN105759147B (en) * | 2016-04-05 | 2019-02-19 | 深圳市清友能源技术有限公司 | A kind of integrated testing device of cell management system of electric automobile |
| CN111308369A (en) * | 2020-03-25 | 2020-06-19 | 中航锂电（洛阳）有限公司 | Battery system performance analysis circuit, method, system and storage medium |
| DE102023119568A1 (en) | 2023-07-25 | 2025-01-30 | Bayerische Motoren Werke Aktiengesellschaft | Measuring arrangement and method for testing a battery management system |
-
2014
- 2014-01-29 CN CN201420056446.1U patent/CN203705572U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104808078A (en) * | 2014-01-29 | 2015-07-29 | 陕西汽车集团有限责任公司 | Test system for battery management system function test |
| CN105759147B (en) * | 2016-04-05 | 2019-02-19 | 深圳市清友能源技术有限公司 | A kind of integrated testing device of cell management system of electric automobile |
| CN108872913A (en) * | 2018-09-02 | 2018-11-23 | 宁波箭蚁智能科技有限公司 | A kind of modular simulation battery system |
| CN111308369A (en) * | 2020-03-25 | 2020-06-19 | 中航锂电（洛阳）有限公司 | Battery system performance analysis circuit, method, system and storage medium |
| CN111308369B (en) * | 2020-03-25 | 2022-07-05 | 中创新航科技股份有限公司 | A battery system performance analysis circuit, method, system and storage medium |
| DE102023119568A1 (en) | 2023-07-25 | 2025-01-30 | Bayerische Motoren Werke Aktiengesellschaft | Measuring arrangement and method for testing a battery management system |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20140709 Termination date: 20180129 |
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| CF01 | Termination of patent right due to non-payment of annual fee |