摘  要：变频控制系统作为节能和调速重要方法，被越来越多企业使用。但是随着变频调速的多样化和变频器逐年老化，控制系统经常会出现故障，导致相关设备停运，这对需要连续生产的企业来说非常致命。本文结合工作实际，提出一些提高低压变频器稳定运行的方法，供同行参考。

关键词：低压；变频调速；稳定

Abstract: More and more enterprises use variable frequency speed regulation system, because it is an important method of energy saving and speed regulation. But with the diversification of frequency control and frequency converter aging, the control system often fails, causing the related equipment outage