摘要
论文首先探讨了电动汽车扁线绕组电机的关键技术和发展趋势,包括扁线绕组的制作工艺、电机的铜耗计算和冷却等技术。其次介绍了扁线绕组电机的特点,并与圆线绕组电机进行了对比,对扁线绕组独特的制作步骤进行了说明。再次介绍了扁线绕组电机在国内外的发展以及应用情况。然后介绍了扁线绕组电机铜耗及其计算方法的研究现状,对应用于扁线绕组电机的不同冷却方法和计算方法进行了阐述,分析了各自的优点。最后给出了扁线绕组电机关键技术解决方法的方向,为新能源汽车技术发展提供一定参考。
The key technologies and development trends of Hair-pin winding motors for electric vehicles are discussed,including the manufacturing process of Hair-pin windings,the calculation of copper consumption and cooling technologies of motors.The characteristics of the Hair-pin winding motor are introduced,compared with the round wire winding motor,and the unique manufacturing steps of the Hair-pin winding are explained.The development and application of Hair-pin winding motors at home and abroad are introduced.The research status of copper loss and its calculation method of Hair-pin winding motor is introduced.Different cooling methods and calculation methods applied to Hair-pin winding motor are expounded,and their advantages are analyzed.The direction of the key technical solutions for Hair-pin winding motors is given,which provides a certain reference for the development of new energy vehicle technology.
作者
马科
韩常青
张志敏
赵南南
MA Ke;HAN Changqing;ZHANG Zhimin;ZHAO Nannan(Sanmenxia Suda Transportation Energy Saving Technology Co.,Ltd.,Henan Sanmenxia 472000;School of Mechanical and Electrical Engineering,Xi'an University of Architecture and Technology,Shanxi Xi'an 710000)
出处
《汽车实用技术》
2022年第4期144-148,共5页
Automobile Applied Technology
基金
陕西省自然科学基础研究计划项目(2019JM-443)。
关键词
永磁同步电机
扁线绕组
交流损耗
冷却方式
Permanent magnet synchronous motor
Hair-pin winding
Alternating current loss
Cooling mode
