在许多情况下，在工业设备中使用由电池电力驱动的电动机比使用柴油发动机效率更高。
In many cases, using electric motors powered by batteries will be more efficient than running diesel engines in industrial equipment.
在大功率晶体管逆变器——电动机驱动系统中，它不但可用来对电动机电流的波形、相位、幅值和频率进行精细控制，而且能快速地检测出故障电流。
In a drive system of power transistor inverter-motor, not only can it be used in fine control of motor current waveform, phase, amplitude and frequency, but can also be used to sense, fault current.
无刷直流电动机在高性能驱动应用中具有良好的调整性能、高电压、高转矩、高体积比以及无电刷的优点。
Brushless direct current motors and have advantages of good adjustment performance, high voltage, high torque, high volumes ratio in high performance drive.
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