Product Details

  Product Principle

1) Mechanical part: used to install the test piece, 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 adjustment, and provide system reliability and service life;

(5) On-site data testing system: includes testing and conversion of on-site parameters such as torque, speed of the tested motor, and temperature, pressure 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 computer, test control software system, etc.

 

  Dynamometer Speed Measurement and Control

• Speed measurement and control range: customized speed;


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


• Speed measurement accuracy: ±1r/min ;


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


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


• Speed measurement sensor type: encoder (2-phase or 3-phase) or sensor speed channel (1024 teeth).
  
  Dynamometer Torque Measurement and Control


• Torque control accuracy: ≤± 0.2％FS


• Torque measurement accuracy: ≤± 0.05％FS；


• Refresh frequency of torque measurement value: ≥ 1 kHz