Product Details

Product Principle

1) Mechanical part: used to install the test specimen, load motor, torque sensor, etc.;

(2) Transmission control system: used to control the load motor. Including ABB ACS800 series AC frequency converter, electric dynamometer measurement and control instrument, etc.;

(3) Electrical parameter measurement system: the power analyzer can test all electrical parameters in the system and perform conversion, acquisition, calculation, etc. Equipped with power analyzer host, test data cables, etc.;

(4) Temperature control cooling system: used to absorb the heat of the tested motor and its controller, ensure the normal test process of the system through pressure regulation, and provide system reliability and service life;

(5) On-site data test system: including testing and conversion of the tested motor's torque, speed, and the temperature, pressure and other on-site parameters of the tested motor and its controller temperature control equipment during the test;

(6) Host computer control system: used to control the load system to execute relevant working condition tasks and provide users with a human-machine control interface. Including industrial control computers, test control software systems, etc.

 

  Dynamometer speed measurement and control

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  Speed measurement and control range: customized speed;


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  Speed control accuracy: ≤±2 r/min /4000 r/min and above, ≤±1 r/min /4000 r/min and below;


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  Speed measurement accuracy: ±1r/min ;


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  The minimum stable speed of the dynamometer is ≤10r/min, and rated torque can be provided at stable speed;


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  Refresh frequency of speed measurement value: ≥ 1 kHz (displayed on software interface during fast experiments);


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  Speed measurement sensor type: encoder (2-phase or 3-phase) or sensor speed channel (1024 teeth).
  
  Dynamometer torque measurement and control


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  Torque control accuracy: ≤± 0.2％FS


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  Torque measurement accuracy: ≤± 0.05％FS；


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  Refresh frequency of torque measurement value: ≥ 1 kHz

The new energy electric vehicle motor test bench is mainly used for routine performance tests, endurance and load tests of vehicle new energy motors and their controllers, as well as other user development research tests (such as motor development, testing, comparison, etc.) to meet the needs of their electric vehicle project development. The test bench can complete the testing of electric vehicle motor performance, providing hardware testing support for users' independent research and development, assisting users in improving design solutions, and verifying product performance.



Note: The above information and technical parameters are compiled and released by Yangzhou Dari Electric Co., Ltd.