1.起动过程波形分析
分析起动过程:
按照ASR由不饱和→饱和
饱和→退饱和
这一过程是由电流调节→转速调节。
三个阶段(如图所示):
①未饱和→饱和I(t=0~t1)
②饱和Ⅱ(t=t1~t2)
③退出饱和Ⅲ(t=t1~t2)
双闭环调速系统起动时的转速和电流波形
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