The performances of the motor with constant and fan-type load torque are computed.
分别计算了电机带恒转矩负载和风机类负载时的运行状况。
2
The speed control driving for fan-type load can save much energy, but it is not popularized for lack of simple, reliable and economical motor speed control device.
The first type of fan, known as Shanhan, was tied to a horse-drawn carriage to shut out the strong sunshine and shelter the passengers from the rainfall.