交流电动机课件课件.pptx

PowerPoint演示文稿;三相异步电动机：驱动各种金属切;PowerPoint演示文稿;PowerPoint演示文稿;2.转子：由转子铁心和转子绕组;PowerPoint演示文稿;PowerPoint演示文稿;定子铁心;PowerPoint演示文稿;PowerPoint演示文稿;齿轮电动机的定子（小于500;牵引电动机的转子;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;三相电流合成磁场的分布情况;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;7.2.2电动机的转动原;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;7.3.1定子电路;7.3.2转子电路;PowerPoint演示文稿;2.转子电动势E2;3.转子感抗X2;PowerPoint演示文稿;PowerPoint演示文稿;5.转子功率因数cos?2;转子绕组的感应电流;PowerPoint演示文稿;思考题下列叙述是否正确？;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;（4）电动机的运行分析;（5）U1和R2变化对机;(2)R2变化对机械特性的;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;Y－?起动器接线简图;Y－?起动器接线简图;Y－?起动器接线简图;Y-?换接起动应注意的问题;(2)自耦降压起动;2.绕线式电动机转子电路串电阻;转子电路串电阻起动的特点;三相异步电动机的正、反转;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;7.8三相异步电动机的铭;PowerPoint演示文稿;2.接法;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint演示文稿;PowerPoint??示文稿;PowerPoint演示文稿