CN102081145B - Functional verification platform of battery management system - Google Patents

Functional verification platform of battery management system Download PDF

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Publication number
CN102081145B
CN102081145B CN 201010563823 CN201010563823A CN102081145B CN 102081145 B CN102081145 B CN 102081145B CN 201010563823 CN201010563823 CN 201010563823 CN 201010563823 A CN201010563823 A CN 201010563823A CN 102081145 B CN102081145 B CN 102081145B
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battery management
platform
signal
man
module
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CN 201010563823
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Chinese (zh)
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CN102081145A (en
Inventor
朴昌浩
任勇
赵立波
王进
杨辉前
陈璐
苏岭
姚振辉
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重庆长安汽车股份有限公司
重庆长安新能源汽车有限公司
重庆邮电大学
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Priority to CN 201010563823 priority Critical patent/CN102081145B/en
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Abstract

The invention provides a functional verification platform of a battery management system, which can comprehensively detect whether the battery management system works normally and the functions are complete in an off-line state. The platform is composed of a special signal generating module, a measuring and controlling system, a man-machine interaction platform and a controller area network (CAN) transceiver module. The platform can realize the normal working of the battery management system in the off-line state by generating total voltage analog signals, module voltage analog signals, total current analog signals, temperature analog signals and handshaking signals, and can process the preset functions as well. In addition, the battery management system feeds back work task results to the functional verification platform in the form of CAN communication. The results output by the battery management system at present are compared with instructions input by the functional verification platform, the hardware, driver software and application software functions of the battery management system can be verified fast.

Description

A kind of functional verification platform of battery management system

Technical field

The invention belongs to functional verification platform, relate in particular to a kind of functional verification platform of battery management system.

Background technology

Along with the whole world to energy-conservation and enhancing environmental consciousness, the development trend of hybrid vehicle is increasing.Power battery pack is the critical component of hybrid vehicle, needs battery management system that it is carried out Real-Time Monitoring.For the whether realistic requirement of the function of battery management system, must verify it, thereby in time find the defective of battery management system, have an accident when avoiding the car load operation.Therefore, in the research of hybrid vehicle, design a kind of economy, effectively functional verification platform of battery management system has great importance.

The associated description that pair functional verification platform of battery management system is arranged in existing patent, be the patent (patent No. ZL200720121933.1) of testing platform for battery manager such as practical New Name, by IO digital signal input detection unit in this patent, CAN network data input analytic unit, CAN network instruction input analytic unit test-accepting data and director data also is transferred to the MCU control module, by sending it to analog signal output unit and CAN network information output unit after the processing of MCU control module, in order to simulate various signals in battery management system, realize the management system functional verification.The utility model name is called a kind of patent (patent No. ZL200520121096.3) of pick-up unit of power battery pack management system, be that total voltage total current control module, single-unit Voltage-output control module, single-unit temperature output control module, processor control module, input/output control module and upper computer module are connected with the processor control module respectively in this patent, realize the diagnosis to the power battery pack management system function.Just partial function is simulated in the above-mentioned patent, its precision and accuracy are not assessed.In addition, the verification platform of above-mentioned patent proposition does not have human-computer interaction function.

Summary of the invention

A kind of functional verification platform of battery management system whether the present invention meets the demands and design for the function of verifying battery management system, thus reach the purpose that detects quickly and efficiently battery management system.

The functional verification platform of battery management system that the present invention proposes is comprised of four parts: 1, distinctive signal generation module; 2, TT﹠C system; 3, man-machine interactive platform; 4, CAN transceiver module.

Total voltage simulating signal, module voltage simulating signal that described distinctive signal generation module will detect for generation of battery management system; Total current simulating signal, temperature analog signal and handshake that described TT﹠C system will detect for generation of battery management system; Described man-machine interactive platform is used for the control TT﹠C system, and contrast confirms whether the battery management system function is normal according to inputoutput data; Described CAN transceiver module is used for realizing the mutually intercommunication between battery management system and the functional verification platform of battery management system.

Described distinctive signal generation module links to each other with TT﹠C system, and it is input as the control signal of TT﹠C system output.This control signal is the simulating signal of a standard, after it is input to distinctive signal generation module, after the controller of inside modules receives this simulating signal and it is carried out the conversion of A/D and D/A, be input to total voltage and module voltage passage that distinctive signal generation inside modules is set, the output battery management system will detect after this passage process AC/DC and the DC/DC conversion total voltage simulating signal, module voltage simulating signal, and its voltage signal of exporting needs consistent with electric battery output voltage under the actual conditions.

Described TT﹠C system is to be set up by modules such as communication facilities and corresponding A/D, D/A to form, communication ends links to each other with man-machine interactive platform, the instruction of sending according to man-machine interactive platform, total current simulating signal, battery temperature simulating signal and the handshake of the required detection of output battery management system are controlled simultaneously distinctive signal generation module and are produced total voltage simulating signal, module voltage simulating signal; The digital-to-analog conversion end links to each other with battery management system, is used for receiving relay signal and the handshake of battery management system output.

Described man-machine interactive platform links to each other with the TT﹠C system communication ends.Man-machine interactive platform makes it produce the various signals of the required detection of battery management system by the control TT﹠C system.Simultaneously, man-machine interactive platform needs to show in real time every data that TT﹠C system produces, thereby and these data is carried out the processing such as precision checking, functional verification judge the functional of battery management system.In addition, man-machine interactive platform need be preserved the detected various signals of battery management system, such as total voltage, total current, temperature, handshake etc., in order to check historical record in the future.

Described CAN transceiver module is connected between battery management system and the man-machine interactive platform, be guarantee between battery management system and the functional verification platform of battery management system can be effectively, the functional module that communicates in real time.Every data of battery management system output send to functional verification platform of battery management system by the CAN transceiver module, so that the functional test platform is real-time, the every data of fast processing with the CAN communication mode.

Described functional verification platform of battery management system links to each other with battery management system by connector, thereby realize to work under the battery management system off-line state, this test platform simple structure can carry out functional verification to battery management system quickly and efficiently, and cost is lower.

The method of using above-mentioned functional verification platform of battery management system to carry out the battery management system functional verification, its step is as follows:

At first, send steering order by man-machine interactive platform, total current simulating signal, the temperature analog signal that control TT﹠C system output battery management system will detect, the signal such as shake hands; Simultaneously, the man-machine interactive platform display part shows the TT﹠C system output signal that gathers in real time, and preserves every data in order to check with the form of file;

Secondly, TT﹠C system receives the steering order that man-machine interactive platform sends, according to this steering order, outside TT﹠C system output total current simulating signal, temperature analog signal, the handshake, also by control distinctive signal module, export total voltage simulating signal, module voltage simulating signal; Simultaneously, TT﹠C system receives relay signal and handshake from battery management system output by signal receiving module, since whether detect battery management system working properly;

At last, after battery management system was processed every signal of functional verification platform output, the result who draws sent to man-machine interactive platform by the CAN transceiver module with the CAN communication mode; Man-machine interactive platform is processed the expected results that draws certainly by result and platform that the control cell management system provides, and whether hardware, drive software, the application software function of checking battery management system be normal, and show the result.

Compare with existing patent, functional verification platform described in the present invention can be realized battery management system off-line state mode of operation fully, among the present invention except to paying close attention to the function total voltage, total current, module voltage, outside temperature is verified, also to relay control signal, handshake is simulated, its function is verified, another advantage of the present invention is to have designed man-machine interactive platform, this platform is input to controlled quentity controlled variable in the TT﹠C system, battery management system gathers the TT﹠C system output quantity, this moment, man-machine interactive platform can read the data that battery management system collects by CAN communication, and compare with the controlled quentity controlled variable that sends, whether detect battery management system acquisition precision and numerical result accurate.

Description of drawings

Fig. 1 is the general structure block diagram of the functional verification platform of battery management system that proposes of the present invention.

Embodiment

The invention will be further described below in conjunction with accompanying drawing. ???????

Fig. 1 is the general structure block diagram of functional verification platform of battery management system.This functional verification platform of battery management system comprises: distinctive signal generation module, for generation of total voltage simulating signal, module voltage simulating signal; TT﹠C system, for generation of total current simulating signal, temperature analog signal and the signal such as shake hands, and control distinctive signal generation module; Man-machine interactive platform, the control TT﹠C system, and judge that battery management system is functional; The CAN transceiver module be used for to be realized communicating by letter between battery management system and the functional verification platform.Described distinctive signal generation module links to each other with TT﹠C system, TT﹠C system is to be set up by modules such as communication facilities and corresponding A/D, D/A to form, communication ends links to each other with man-machine interactive platform, man-machine interactive platform links to each other with the TT﹠C system communication ends, the CAN transceiver module is connected between battery management system and the man-machine interactive platform, and functional verification platform of battery management system links to each other with battery management system by connector.

During functional verification platform work, interface by man-machine interactive platform can show the variation of the every data of TT﹠C system and the result of battery management system in real time, and can operate functional verification platform by the man-machine interactive platform interface, as follows to the method for battery management system functional verification:

At first, send steering order by man-machine interactive platform, total current simulating signal, the temperature analog signal that control TT﹠C system output battery management system will detect, the signal such as shake hands.Simultaneously, the man-machine interactive platform display part shows the TT﹠C system output signal that gathers in real time, and preserves every data in order to check with the form of file.

Secondly, TT﹠C system receives the steering order that man-machine interactive platform sends, according to this steering order, outside TT﹠C system output total current simulating signal, temperature analog signal, the handshake, also by control distinctive signal module, export total voltage simulating signal, module voltage simulating signal.Simultaneously, TT﹠C system receives relay signal and handshake from battery management system output by signal receiving module, since whether detect battery management system working properly.

At last, after battery management system was processed every signal of functional verification platform output, the result who draws sent to man-machine interactive platform by the CAN transceiver module with the CAN communication mode.Man-machine interactive platform is processed the expected results that draws certainly by result and platform that the control cell management system provides, and whether hardware, drive software, the application software function of checking battery management system be normal, and show the result.

Claims (2)

1. functional verification platform of battery management system, this functional verification platform can be realized the normal operation of battery management system under the off-line state, and its function is verified, it is characterized in that:
This functional verification platform of battery management system is comprised of four parts: distinctive signal generation module, TT﹠C system, man-machine interactive platform, CAN transceiver module;
Total voltage simulating signal, module voltage simulating signal that described distinctive signal generation module will detect for generation of battery management system; Described distinctive signal generation module links to each other with TT﹠C system, it is input as the control signal of TT﹠C system output, this control signal is the simulating signal of a standard, after it is input to distinctive signal generation module, after the controller of inside modules receives this simulating signal and it is carried out the conversion of A/D and D/A, be input to total voltage and module voltage passage that distinctive signal generation inside modules is set, the total voltage simulating signal that the output battery management system will detect after this passage process AC/DC and the DC/DC conversion, the module voltage simulating signal, and its voltage signal of exporting needs consistent with electric battery output voltage under the actual conditions;
The total current simulating signal that described TT﹠C system will detect for generation of battery management system, battery temperature simulating signal and handshake; Described TT﹠C system is to be set up and formed by communication facilities and corresponding A/D, D/A module, communication ends links to each other with man-machine interactive platform, the instruction of sending according to man-machine interactive platform, total current simulating signal, battery temperature simulating signal and the handshake of the required detection of output battery management system are controlled simultaneously distinctive signal generation module and are produced total voltage simulating signal, module voltage simulating signal; The digital-to-analog conversion end links to each other with battery management system, is used for receiving relay signal and the handshake of battery management system output;
Described man-machine interactive platform is used for the control TT﹠C system, and contrast confirms whether the battery management system function is normal according to inputoutput data; Described man-machine interactive platform links to each other with the TT﹠C system communication ends, and man-machine interactive platform makes it produce the various signals of the required detection of battery management system by the control TT﹠C system; Simultaneously, man-machine interactive platform needs to show in real time every data that TT﹠C system produces, thereby and these data are carried out precision checking, functional verification etc. process and judge the functional of battery management systems; In addition, man-machine interactive platform need be preserved the detected various signals of battery management system;
Described CAN transceiver module is used for realizing the mutually intercommunication between battery management system and the functional verification platform of battery management system; Described CAN transceiver module is connected between battery management system and the man-machine interactive platform, be guarantee between battery management system and the functional verification platform of battery management system can be effectively, the functional module that communicates in real time, every data of battery management system output are with the CAN communication mode, send to functional verification platform of battery management system by the CAN transceiver module, so that the functional test platform is real-time, the every data of fast processing;
Described functional verification platform of battery management system links to each other with battery management system by connector, realizes can working under the battery management system off-line state.
?
2. right to use requires the method that 1 described functional verification platform of battery management system carries out the battery management system functional verification, and its step is as follows:
At first, send steering order by man-machine interactive platform, total current simulating signal, battery temperature simulating signal, handshake that control TT﹠C system output battery management system will detect; Simultaneously, the man-machine interactive platform display part shows the TT﹠C system output signal that gathers in real time, and preserves every data in order to check with the form of file;
Secondly, TT﹠C system receives the steering order that man-machine interactive platform sends, according to this steering order, outside TT﹠C system output total current simulating signal, battery temperature simulating signal, the handshake, also by control distinctive signal module, export total voltage simulating signal, module voltage simulating signal; Simultaneously, TT﹠C system receives relay signal and handshake from battery management system output by signal receiving module, since whether detect battery management system working properly;
At last, after battery management system was processed every signal of functional verification platform output, the result who draws sent to man-machine interactive platform by the CAN transceiver module with the CAN communication mode; Man-machine interactive platform is processed the expected results that draws certainly by result and platform that the control cell management system provides, and whether hardware, drive software, the application software function of checking battery management system be normal, and show the result.
CN 201010563823 2010-11-29 2010-11-29 Functional verification platform of battery management system CN102081145B (en)

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CN103885018A (en) * 2013-12-20 2014-06-25 惠州市亿能电子有限公司 Method for debugging BMS lower computer by utilizing upper computer
CN103941210B (en) * 2014-05-11 2017-01-04 湖北德普电气股份有限公司 The checking monitoring system of a kind of BMS and method thereof
CN104820200B (en) * 2015-05-14 2018-07-06 哈尔滨冠拓电源设备有限公司 Battery management system functional check platform and self checking method and the method for inspection with self-checking function
CN105589044A (en) * 2015-12-09 2016-05-18 天津市捷威动力工业有限公司 Automatic test system and test method for testing function of power battery pack
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