electric working of points 中文意思是什麼
electric working of points
解釋
道岔電操縱-
Based on the working principle of pulse width modulation ( pwm ) control system for dc motor, the strong and weak points of two conventional pwm control modes ( limited single polar mode and bipolar mode ), when used in electric power steering ( eps ) system are analyzed, and a new pwm control, so called quasi - bipolar control mode is proposed with the correction method of its duly ratio given
摘要針對直流電機脈寬調制控制系統的工作原理,分析了受限單極和雙極脈寬調制控制模式應用於電動助力轉向系統電機驅動時的優缺點,提出了一種「半雙極」控制模式及該模式下占空比的修正方法。
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