SUMMARIZE It is to install the starting resistance on rolling shaft of motor.using the centrifugal power as driving, control the starting resistance to reduce the starting current, increase torque, equipping the no brush self -controlled motor to winding asynchronous motor. it is composed of shell、starting liquid、moving magnetic boad、spring、connecting pillar、safety valve、exhausting valve etc. the starter has the advantage at small current ,large starting torque,adjustable the change to power and load so as to,protecting the motor. it can be widely used to start the winding asynchronous motor in ball miller、crusheruser 、blower fan、pump、beater、comprssor、crusher、defibrater、oxygenerator etc of bllization,chemical-industry、machinary、petroleum、mining、constrction、rubber、power station etc. it can stead of the collector ring,carbon brush of winding motor.