摘  要：本文介绍了新风光高压大功率变频调速系统在济南庚辰钢铁有限公司主抽风机同步电机上的应用情况，介绍了其调试过程，并对同步电机高压变频改造节能效果进行了计算。

关键词：高压大功率变频；同步电机；节能

Abstract: This paper introduces the application of the Xinfengguang high voltage and high frequency frequency control system in the synchronous motor of Jinan Gengchen Iron & Steel Co., Ltd., introduces its debugging process, and calculates the energy saving effect of synchronous motor high voltage frequency conversion.

Key words: High voltage and high power f