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Study of fault diagnosis of induction motor bearing based on infrared inspection
Author(s): 
Pages: 50-55
Year: Issue:  1
Journal: Electric Machines and Control

Keyword:  异步电机轴承红外温度场;
Abstract: 针对远航舰船异步电机轴承经常烧毁的问题,以一台Y100L -2型电机为研究对象,采用有限元法建立电机转子三维导热模型,对电机轴承在不同的运行状态下的电机转子三维温度场进行仿真,并结合电机轴承故障的试验进行了分析.分析结果显示,不论轴承是否有故障,电机端盖温度均是沿径向从内到外逐步下降;在端盖轴承座正对部位,温度变化缓慢,但是从轴承外径继续向外,端盖温度下降迅速;负荷变化对电机端盖温升的影响远远大于...
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