摘  要：本文介绍了高压变频器在中化弘润石油化工有限公司延迟焦化上的应用情况，改造后应用证明，使用变频调速技术对石化行业风机、泵类进行改造节电效果显著。

关键词：石油化工；变频调速；节能

Abstract: This paper introduces the high-voltage inverter in Run Petrochemical Co., Ltd. of Hong delayed coking on the application, after retrofit applications demonstrate that the use of frequency control technology for the petrochemical industry, fans, pumps and transform energy-saving effect is remarkable.

Key words: Petrochemical;VVVF;Energy-saving

 【中图分类号】TN773