Comparing with frequency converting driving system for asynchronous machine and adjustablespeed for DCmotor, the driving system has a wide application foreground.
与变频异步电机驱动系统和直流电机调速系统相比，开关磁阻电机驱动系统有着广阔的应用前景。
2
No commutator motor is a new variable-speedmotor, its adjustable-speed performance is more advantage than dc system.
无换向器电动机是一种新型的可调速电机，其调速性能优于直流调速系统。
3
The paper introduces the basic cause of the sparkless space dispersion for DCmotor with the wide adjustablespeed ratio, and gives the control methods of projects.