【摘要】 介绍了一种由89c51单片机控制的智能电机节电控制器的工作原理，试用表明能达到较满意的节能效果，并具有较好的稳定性。更多还原

【Abstract】 A new type intelligent controller with 89c51 microcontroller used for electric motor is introduced, and the practical result has showed that thes controller can economize the electric energy effectively and word stability.更多还原