Test object:
·High speed motor drive system (high-speed motor and controller) for pure electric passenger vehicles
·High speed motor drive system for hybrid vehicles (high-speed motor and controller)
·(Low power/low torque) Commercial vehicle motor drive system (motor and controller)
The experimental content is as follows:
·No load test; Load test; Blockage test;
·Maximum speed test (20000 rpm); Temperature rise test;
·Testing of the external characteristics of the motor system operating in four quadrants under minimum operating voltage, rated operating voltage, and maximum operating voltage;
·MAP testing of motor, motor controller, and motor system operating efficiency in four quadrants at minimum operating voltage, rated operating voltage, and maximum operating voltage;
·Speed control accuracy test; Torque control accuracy testing;
·Speed response time test; Torque response time test;
·Efficiency testing of motor and controller systems;
·Efficiency testing of motors and controllers respectively;
·Vehicle acceleration performance, hill climbing performance, and driving range testing;
·Vehicle NEDC, ECE and other road condition tests;
·Custom road condition simulation test;
·Having or reserving environmental testing;
·The above experiment under different temperature and humidity conditions in the environmental chamber