专利名称：Apparatus and method for detecting failure
of switching device in inverter
发明人：Choi, Gi Young申请号：EP12198997.4申请日：20121221公开号：EP2611013B1公开日：20190925
摘要：Disclosed is an apparatus and method for detecting failure of a switching devicein an inverter, the method including detecting a maximum value and a minimum value of aphase current inputted into a motor from synchronous angle information of the motorthrough a switching device in a predetermined leg of the inverter unit, and detectingfailure of the switching device of the leg through an asymmetry ratio of the phasecurrent.
申请人：LSIS Co., Ltd.
代理机构：K&L Gates LLP
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