低压电流互感器在高压固态软起动装置中的应用

Low-Voltage Current Transformers in High-Voltage Solid-State Soft-Start Device Application

通过对高压固态软起动装置取能回路的分析,提出一种新型的取能回路结构,即采用低压电流互感器取代原高压电流互感器,就低压电流互感器应用于高压环境时遇到的问题逐一进行解决,并进行样机设计应用且取得成功.

By analyzing the energy taken circuit of the high-voltage solid-state soft-starters, a new method of energy taken circuit structure is proposed to replace the original high-voltage current transformer with low-voltage current transformers. Problems of using the low-voltage current transformers in high-voltage environment have been resolved one by one. The application and design of the prototype are successful.