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Calculation and analysis of 3D temperature fields of medium size high voltage asynchronous motor based on coupled field
Pages: 73-78
Year: Issue:  1
Journal: Electric Machines and Control

Abstract: 电机的温升和通风沟内流体的研究对电机高效、安全和稳定运行有着重要的影响,根据流体力学和传热学理论,给出求解传热问题的能量方程.以YKK400-6(690kW)中型高压异步电机为例,分别建立电机转子、定子的三维数学模型和物理模型,给出相应的基本假设和边界条件.采用有限体积法对流体场和温度场控制方程进行耦合求解,计算出了高压异步电动机径向通风沟内冷却气体的流动情况,电机定、转子的温度场分布.对计算结果...
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