变频调速同步电机转子三维温度场数值模拟  

Numerical simulation of 3D temperature field in rotor of one variable-frequency adjustable-speed synchronous motor

作　　者：路义萍[1] 邓海燕[1] 付国敏[1] 孙明琦[1] 蔡野[1] 

机构地区：[1]哈尔滨理工大学机械动力工程学院,黑龙江哈尔滨150080

出　　处：《电机与控制学报》2011年第6期45-49,共5页Electric Machines and Control

基　　金：黑龙江省教育厅科学技术研究项目(11541056)

摘　　要：为使所研发的某变频调速同步电机转子通风结构合理,温度场分布较均匀,且安全运行,建立该电机转子风路最长的6号槽半轴向段整体结构模型,根据CFD原理,基于Fluent软件,数值模拟额定负荷和护环下部分顶匝风路堵塞时转子内部冷却空气以及绕组温度场分布,并分析其特点。结果表明:转速不同时,绕组峰值温度及位置均发生变化。结果对变频调速同步电机的强度计算及风道结构设计提供理论依据。In order to get a reasonable ventilation structure,uniform temperature distribution and safety operation for rotor of a variable-frequency adjustable-speed synchronous motor,the whole structure model of half axis length in No.6 slot was established,temperature distribution of winding and cooling air in rotor was simulated according to CFD principle using Fluent software condition of rated load and when the top turn blocked,and its characteristic of temperature distribution was analyzed.The results show that the location and magnitude of peak temperature will vary with the motor＇s rotating speed.The results provide a theoretical basis for variable-frequency adjustable-speed synchronous motor strength calculation and wind duct structure design.

关 键 词：温度场 数值模拟 变频调速同步电机 顶匝风路堵塞 

分 类 号：TM311[电气工程—电机]