【感应电动机动态变极调速的研究】程小华.pdf
STUDYONTHEDYNAMICPOLE-CHANGINGSPEED VARIATIONOFINDUCTIONMACHINES by ChengXiaohua Supervised byProf.XuShizhangandProf.Zhang Chengsheng Adissertation submitted to thefacultyof the HuaZhongUniversity ofScience andTechnologyinpartial fulfillment oftherequiremcntsfortheDegreeofDoctor ofPlhilosophyinElect
ABSTRACT Anew speed-variation techniquewith dynamicpole-changing ofinduction machines is Aspeed-variation systemwith dynamicpole-changing techniqueofinduction machines consists of twoparts:1) an induction machine with dynamic pole-changingwinding;2)a A study onthe speed-variation technique with dyna
3感应电动机动态变极绕组的设计动态变极绕组的设计要求 3动态变极绕组的变极结构和接线方式 3.了动态变极绕组的槽数和极数 3动态变极绕组的设计实例 第4章感应电动机动态变极调速的动态分析和控制策略 初步的解析分析.进一步的解析分析.