浅谈变频调速技术及防雷

The Technique of Frequency-conversion Governing and the Protection against Lightning

变频调速技术是20世纪90年代涌现出来的一种新的交流调速技术,现广泛应用于国民经济和人民生活的各个领域,文中阐述了变频调速技术的原理及防雷问题。

The technique of frequency-conversion governing is newly developed in the 1990s, which is widely used in every domain in national economy and people＇s life. This paper discusses its fundamentals and the issue of protection against lighming.