CN102033206A - Automatic test equipment for lithium battery circuit protective board - Google Patents
Automatic test equipment for lithium battery circuit protective board Download PDFInfo
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- CN102033206A CN102033206A CN2010105453279A CN201010545327A CN102033206A CN 102033206 A CN102033206 A CN 102033206A CN 2010105453279 A CN2010105453279 A CN 2010105453279A CN 201010545327 A CN201010545327 A CN 201010545327A CN 102033206 A CN102033206 A CN 102033206A
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Abstract
The invention relates to automatic test equipment for a lithium battery circuit protective board. In the invention, a computer is unidirectionally connected with a programmable DC (direct current) power supply A, a programmable DC power supply B, a multiplexer and a load circuit respectively through a GPIB-USB (general purpose interface bus-universal serial bus) card; the programmable DC power supply A is respectively connected with the multiplexer and a fixture; the programmable DC power supply B is unidirectionally connected with the multiplexer and is unidirectionally connected with the fixture through the load circuit; the load circuit is unidirectionally connected with the multiplexer; and a multimeter is unidirectionally connected with the fixture and the interface data display of the computer respectively. The automatic test equipment is characterized by adopting full digital control through the computer, has the advantage of accurate and stable test, has an out-of-tolerance alarm function, and can measure different parameters of various protective boards and continuously test 32 yoke plates, thus fundamentally solving the defects of the traditional testing instrument such as slow test speed and large measurement errors.
Description
Technical field
The present invention relates to a kind of circuit protection plate ATE (automatic test equipment), particularly a kind of lithium battery circuit protecting board ATE (automatic test equipment).
Background technology
Because volume density, the energy density height of lithium battery, and single battery voltage up to 4.2V is arranged.In order to ensure the security of using, lithium battery must have the corresponding battery management circuit to prevent the overcharging of battery, overdischarge and excess current in application.A lot of li-ion cell protection board test apparatus are arranged in the market, but cost an arm and a leg, and test parameter fixes, can not satisfy the needs of actual test.
Summary of the invention
Problem in view of above existence; the invention provides a kind of lithium battery circuit protecting board ATE (automatic test equipment); adopt the digital control of computing machine; test; the relay switch control card cuts off circuit; the voltage of realization test event is connected, is turn-offed and shows the various different parameters of measuring various fenders, but 32 yoke plates of follow-on test are accurate, stable.Concrete technical scheme is, a kind of lithium battery circuit protecting board ATE (automatic test equipment), comprise computing machine, the GPIB-USB card, direct supply A able to programme, direct supply B able to programme, load circuit, multiplexer, multimeter and anchor clamps, it is characterized in that: computing machine by the GPIB-USB card respectively with direct supply A able to programme, direct supply B able to programme, multiplexer, the unidirectional connection of load circuit, direct supply A able to programme respectively with multiplexer, the unidirectional connection of anchor clamps, direct supply able to programme is connected with multiplexer is unidirectional, and be connected by load circuit and anchor clamps are unidirectional, load circuit is connected with multiplexer is unidirectional, multimeter respectively with anchor clamps, the interface data of computing machine shows unidirectional connection; Its flow process is divided into following steps,
(1) initialization and setting open-circuit voltage;
(2) measure thermistor, the relay switch control card by multiplexer cuts off circuit, and the voltage of realizing thermistor connects and multimeter shows, measures and the demonstration thermosensitive resistance;
(3) measure leakage current, the relay switch control card by multiplexer cuts off circuit, and the voltage of realizing drain current connects and multimeter shows, measures and demonstration drain current value;
(4) measure discharge overcurrent and recovery, the relay switch control card by multiplexer cuts off circuit, and the voltage of realizing drain current connects and multimeter shows, measures and demonstration drain current value;
(5) measure under-voltage protection and recovery, the relay switch control card by multiplexer cuts off circuit, and the voltage of realizing under-voltage protection connects and multimeter shows, measures and shows drain current value and recovery;
(6) measure overvoltage protection and recovery, the relay switch control card by multiplexer cuts off circuit, and the voltage of realizing overvoltage protection connects and multimeter shows, measures and shows overvoltage protection value and recovery.
Characteristics of the present invention are to adopt the digital control of computing machine; has accurate, the stable advantage of test; and possesses overproof warning function; can measure various different parameters and 32 yoke plates of follow-on test of various fenders, fundamentally solve the defective that test speed is slow, measuring error is big of traditional tester.
Description of drawings
Fig. 1 is a structure calcspar of the present invention.
Fig. 2 is a system flowchart of the present invention.
Embodiment
Adopt Agilent HP6624A direct supply A able to programme, HP6632A direct supply B able to programme, HP3488A multiplexer, HP34401 digital multimeter, make anchor clamps by oneself and under the LabVIEW translation and compiling environment, carry out the design of software.
As shown in Figure 1 and Figure 2, according to the test event index that the client provides, the connection of framework integrated testability system.This equipment is realized being connected of computing machine and instrument by the GPIB card under the LabVIEW translation and compiling environment, required voltage is tested in the output of control power supply; Utilization multiplexer HP3488A realizes being connected of each circuit on-off and test point and digital multimeter 34401, and communication is debugged, and has realized the configuration of hardware and all test functions of total system; , realized measurement to signals such as basic voltage, electric current, times; In the address that is saved in appointment of test result.
Claims (1)
1. lithium battery circuit protecting board ATE (automatic test equipment), comprise computing machine, direct supply A able to programme, direct supply B able to programme, the relay switch control card cuts off circuit, realize the voltage connection of test event, turn-off and demonstration, load circuit, multimeter and anchor clamps, it is characterized in that: computing machine respectively with direct supply A able to programme, direct supply B able to programme, multiplexer, the unidirectional connection of load circuit, direct supply A able to programme respectively with multiplexer, the unidirectional connection of anchor clamps, direct supply able to programme is connected with multiplexer is unidirectional, and be connected by load circuit and anchor clamps are unidirectional, load circuit is connected with multiplexer is unidirectional, multimeter respectively with anchor clamps, the interface data of computing machine shows unidirectional connection; Its flow process is divided into following steps,
(1) initialization and setting open-circuit voltage;
(2) measure thermistor, the relay switch control card by multiplexer cuts off circuit, and the voltage of realizing thermistor connects and multimeter shows, measures and the demonstration thermosensitive resistance;
(3) measure drain current, the relay switch control card by multiplexer cuts off circuit, and the voltage of realizing drain current connects and multimeter shows, measures and demonstration drain current value;
(4) measure discharge overcurrent and recovery, the relay switch control card by multiplexer cuts off circuit, and the voltage of realizing drain current connects and multimeter shows, measures and demonstration drain current value;
(5) measure under-voltage protection and recovery, the relay switch control card by multiplexer cuts off circuit, and the voltage of realizing under-voltage protection connects and multimeter shows, measures and shows drain current value and recovery;
(6) measure overvoltage protection and recovery, the relay switch control card by multiplexer cuts off circuit, and the voltage of realizing overvoltage protection connects and multimeter shows, measures and shows overvoltage protection value and recovery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105453279A CN102033206A (en) | 2010-11-16 | 2010-11-16 | Automatic test equipment for lithium battery circuit protective board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105453279A CN102033206A (en) | 2010-11-16 | 2010-11-16 | Automatic test equipment for lithium battery circuit protective board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102033206A true CN102033206A (en) | 2011-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105453279A Pending CN102033206A (en) | 2010-11-16 | 2010-11-16 | Automatic test equipment for lithium battery circuit protective board |
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| CN (1) | CN102033206A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102508089A (en) * | 2011-12-29 | 2012-06-20 | 天津市润垦科技发展有限公司 | Device for testing battery protection board based on peripheral component interconnect (PCI) bus structure |
| CN103308847A (en) * | 2013-05-23 | 2013-09-18 | 东莞市百维科技有限公司 | Testing system for battery protection board and testing method thereof |
| CN103529319A (en) * | 2013-09-24 | 2014-01-22 | 福州开发区星云电子自动化有限公司 | Lithium battery protection plate testing system |
| CN104375021A (en) * | 2014-10-10 | 2015-02-25 | 浙江超威创元实业有限公司 | Device and method for detecting lithium battery pack protection board |
| WO2016086891A1 (en) * | 2014-12-03 | 2016-06-09 | 杭州协能科技股份有限公司 | Automatic detection system for battery balancing module group |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR960009942B1 (en) * | 1993-07-29 | 1996-07-25 | 대우전자 주식회사 | Pcb auto-testing apparatus by bias voltage measurement |
| CN201126450Y (en) * | 2007-11-07 | 2008-10-01 | 上海中加飞机机载设备维修有限公司 | Automatic detection system FOR airplane electronic equipments |
| CN201788265U (en) * | 2010-03-10 | 2011-04-06 | 深圳市恒翼能科技有限公司 | Tester for battery protection board |
-
2010
- 2010-11-16 CN CN2010105453279A patent/CN102033206A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR960009942B1 (en) * | 1993-07-29 | 1996-07-25 | 대우전자 주식회사 | Pcb auto-testing apparatus by bias voltage measurement |
| CN201126450Y (en) * | 2007-11-07 | 2008-10-01 | 上海中加飞机机载设备维修有限公司 | Automatic detection system FOR airplane electronic equipments |
| CN201788265U (en) * | 2010-03-10 | 2011-04-06 | 深圳市恒翼能科技有限公司 | Tester for battery protection board |
Non-Patent Citations (1)
| Title |
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| 孙川: "《组建基于LXI总线的高效锂离子电池测试系统》", 《电子技术设计》, 31 December 2007 (2007-12-31), pages 3 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102508089A (en) * | 2011-12-29 | 2012-06-20 | 天津市润垦科技发展有限公司 | Device for testing battery protection board based on peripheral component interconnect (PCI) bus structure |
| CN103308847A (en) * | 2013-05-23 | 2013-09-18 | 东莞市百维科技有限公司 | Testing system for battery protection board and testing method thereof |
| CN103529319A (en) * | 2013-09-24 | 2014-01-22 | 福州开发区星云电子自动化有限公司 | Lithium battery protection plate testing system |
| CN103529319B (en) * | 2013-09-24 | 2016-09-14 | 福建星云电子股份有限公司 | Li-ion cell protection board test system |
| CN104375021A (en) * | 2014-10-10 | 2015-02-25 | 浙江超威创元实业有限公司 | Device and method for detecting lithium battery pack protection board |
| CN104375021B (en) * | 2014-10-10 | 2017-02-08 | 浙江超威创元实业有限公司 | Device and method for detecting lithium battery pack protection board |
| WO2016086891A1 (en) * | 2014-12-03 | 2016-06-09 | 杭州协能科技股份有限公司 | Automatic detection system for battery balancing module group |
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Application publication date: 20110427 |