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1.发明申请公开(公告)号：US20200343845A1
公开(公告)日：2020-10-29
申请号：US16958868
申请日：2018-12-29
Applicant: CSMC TECHNOLOGIES FAB2 CO., LTD. , SOUTHEAST UNIVERSITY
Inventor： Rui ZHONG , Mingshu ZHANG , Sen ZHANG , Jinyu XIAO , Wei SU , Weifeng SUN , Longxing SHI
Abstract: A method and an apparatus for reducing noise of a switched reluctance motor, includes: supplying a PWM signal as a driving signal to a driving circuit of a switched reluctance motor; and varying a carrier frequency of the PWM signal as an operation period of the switched reluctance motor varies; if the switched reluctance motor changes phase, determining that the operation period of the switched reluctance motor varies.
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