发明名称 Method for detecting an electrical short condition in a dynamoelectric machine
摘要 <p>Method (10) for detecting an electrical short condition in a dynamoelectric machine are described. The method includes determining an operating parameter of a dynamoelectric machine (14) responsive to at least one output signal of the dynamoelectric machine and providing a transfer function (16) for predicting a field current of dynamoelectric machine. The method also includes obtaining a value for a predicted field current (18) of the dynamoelectric machine from the transfer function and the operating parameter and identifying a shorted turn condition of the dynamoelectric machine responsive to a difference between the value of the predicted field current and a value of an actual field current of the dynamoelectric machine (24). </p>
申请公布号 EP1930738(A3) 申请公布日期 2012.01.04
申请号 EP20070122546 申请日期 2007.12.06
申请人 GENERAL ELECTRIC COMPANY 发明人 RAI, SUDHANSHU
分类号 G01R31/06;G01R31/34 主分类号 G01R31/06
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