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复合笼型转子异步电动机起动性能

, PP. 199-204

Keywords: 复合笼型转子异步电动机,Ansoft,Maxwell,电阻率,磁导率,厚度,起动性能

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Abstract:

针对复合笼型转子参数随转差率变化导致电动机性能参数难以计算的问题,基于AnsoftMAXWELL有限元软件,建立考虑转子旋转、饱和、涡流效应的“场-路-运动”耦合二维有限元模型,直接计算电动机在不同转差运行下的磁场分布,进而计算电动机性能参数。分析了复合层不同材料和厚度的选取对电动机性能有一定的影响,为电动机的优化设计提供参考依据;通过对电动机性能参数动态变化过程的分析,验证了复合笼型转子结构设计的合理性;通过对比计算结果和实验数据,验证此计算方法满足工程精度要求。

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