This paper introduces a design of two-value capacitor motor which remains in operation with rated output and presents satisfactory performance under the conditions that obvious voltage variation arises. 本文介绍一种能在单相电源电压变化率较大场合下,维持额定输出功率的连续或断续工作,并具有较高起动转矩和过载能力的双值电容异步电动机。