无轴承高速开关磁阻电机设计中关键问题_范冬.pdfVIP

10 6 V o l110 N o16 2006 11 ELE CT R IC M A CH IN E S A N D CONT RO L N ov. 2006 范 冬, 杨 艳, 邓智泉, 王晓琳 ( , 2 10016) : 讨论了无轴承开关磁阻电机在高速运行时的电磁设计结构强度稳定性设计转子应 设计散热设计磁性材料选择等关键技术问题, 给出了在设计过程中应注意的问题和优化设计的 方法依据考虑上述电机设计原则, 对一台715 kW 无轴承开关磁阻电机进行了电磁和结构参数的 优化设计, 建立了基于AN SY S 的二维有限元模型, 对径向悬浮 和转矩特性进行了计算, 比较了仿 真和理论计算结果 在实验样机上测量了主绕组悬浮绕组电感结果表明, 该设计方法满足了无 轴承高速开关磁阻电机的设计要求, 对进 一步进行参数优化具有参考价值 : 高速 无轴承 开关磁阻电机 电机设计 : TH 13312 TM 34 6 : A : 1007- 449X ( 200 6) 0 6- 0547- 0 6 The key technology on designing a high-speed bearingless sw itched reluctance m otor FAN Dong, YANG Y an, DENG Zh i-qu an, W ANG X iao- lin ( D ep artm ent o f E lec trica l Eng ineering, Co lleg e of A utom ation Eng inee ring, N anj ing U n iversity o f A eronautics A stronautics, N an jing 2 10016, China) Abs tract: T o dea l w ith the key techno logy for designing a high- sp eed bearingless sw itched re lu ctance m o- to rs ( BSRM ) : electrom agnetic design, stru ctural streng th and stab ility design, rotor stress design, ther- m a l design, and m agnetic m aterial choosing. T he princ ip al o f design and optmi iz ing m ethods are presen- ted. A ccord ing to these con sideration s, a 715 kW BSRM is designed. R adial force and electr ical-m agne-t ic torqu e are ana lyzed by em ploy ing the 2-D F in ite E lem ent M ethod, using AN SY S so ftw are.