The thesis introduces design peculiarity of motor bike, and puts forth a method to define rated speed and power to provide design parameter for the motor and controller.
介绍电动自行车电机的设计特点，提出一种确定电机额定转速及功率的方法，提供电机及控制器的设计参数。
Introduce operation instructions, peculiarity of structure, procedure of development, productive benefit, market trends, developing foreground of submersible motor pump used in coal mine, etc.
叙述了煤矿用潜水电泵的使用要求、结构特点、研制程序、生产效益、市场动态和发展前景等。
The structure peculiarity and design method of this brushless DC motor for HEV are introduced. It is shown that the design is rational by prototype trial of the brushless DC motor.
文章介绍了该混合动力电动汽车用稀土永磁无刷直流电机的结构特点和设计方法，通过样机试验验证了设计的合理性。
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