盘式轮毂电机的绕组等效模型研究  

Study on Winding Equivalent Model of Disc Hub Motor

作　　者：常九健 谢地林 方建平 王晓林 王晨[1] CHANG Jiujian;XIE Dilin;FANG Jianping;WANG Xiaolin;WANG Chen(Hefei University of Technology,Hefei 230002,China;Chery Automobile Co.,Ltd.,Hefei 289403,China)

机构地区：[1]合肥工业大学,合肥230002 [2]奇瑞汽车股份有限公司,合肥289403

出　　处：《微电机》2021年第10期28-31,73,共5页Micromotors

基　　金：增程式燃料电池汽车开发及测试(18030901067);安徽省新能源汽车暨智能网联汽车创新工程项目;面向智能网联汽车的全线控底盘开发及测试验证(IMIZX2019005)。

摘　　要：为了研究盘式轮毂电机的温升,建立了盘式轮毂电机的三维有限元(FEM)模型,对盘式轮毂电机的绕组结构进行分析,运用相关的传热学理论对绕组以及绝缘材料等进行建模。文中提出了双层绕组等效模型,并使用该模型计算了盘式轮毂电机的绕组等效导热系数,采用有限元方法对该电机进行了绕组温度场的精确计算。最后,对盘式轮毂电机进行台架试验,通过仿真与试验验证了该模型的准确性。In order to study the temperature distribution of hub motor,three-dimensional finite element model(FEM)of a hub motors was established,the winding structure was analysised,the related theory of heat transfer was used to modeling of winding and insulation materials.The equivalent model of double-layer windings was presented,and the equivalent thermal conductivity of the windings of the hub motor was calculated by using this model,and the temperature field of the windings was calculated accurately by using the finite element method.Finally,a bench test was carried out on the hub motor,and the accuracy of the model was verified by simulation and test.

关 键 词：盘式轮毂电机 导热系数 有限元(FEM) 等效绕组模型 

分 类 号：TM352[电气工程—电机]