摘  要：本文介绍了电压源级联型高压变频器原理及异步电机无传感器矢量控制原理，活塞式空压机的特性以及实际工业现场的应用情况。该无传感器矢量控制型高压变频器能够解决活塞式空压机带压启动、低频运行及压力闭环调节问题。

关键词：无传感器矢量控制；高压变频器；活塞式空压机

Abstract: This paper introduces the principle of voltage source cascade high voltage inverter and the principle of induction motor sensorless vector control, the characteristics of reciprocating compressor and its practical application in industrial field. The high voltage inverter based on SVC can solve the problem of