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Modeling for Interior Faults of Induction Motors and Its Simulation Based on EMTDC
Author(s): 
Pages: 84-87
Year: Issue:  6
Journal: TRANSACTIONS OF CHINA ELECTROTECHNICAL SOCIETY

Keyword:  异步电动机内部故障模型EMTDC;
Abstract: 基于异步电动机内部故障时相应参数发生变化的事实,建立了电动机故障类型、程度与电动机参数变化之间的定量关系,提出了一种电动机内部故障建模方法,并利用电磁暂态仿真软件EMTDC进行了仿真验证.依据电动机定、转子内部故障的特征频率分量,将仿真结果与电动机实验数据进行了比较,证明该模型是正确的.本文工作将EMTDC的电动机分析模型由常规故障扩展到内部故障,扩展了其应用功能及范围,从而使得内部故障的研究可以细化到每一匝、每根导条,实现了对异步电动机内部故障的定量分析.
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