摘要
介绍了电网经消弧线圈接地的研究与应用状况,指出了以晶闸管投切电容器组为基础的调容式消弧线圈的优点。讨论了晶闸管调容式消弧线圈的整体结构,其中重点讨论了电容器分组和晶闸管选择的方法。之后根据电容电流补偿原理和参数计算,简要说明了消弧线圈自动控制系统的构成,给出了调容式消弧线圈自动补偿控制的流程。最后总结了调容式自动消弧线圈的特点,得出调容式自动消弧线圈是一种比较有前景的补偿装置的结论。
The research and application of power grid grounding by arc-suppression coil are introduced, and the merits of capacitor-tuning arc-suppression coil based on switching capacitors by thyristor are pointed out. The main circuit of capacitor-tuning arc-suppression coil is discussed, and the method of capacitor and thyristor selecting are discussed in detail. Then, the principle of capacitive current compensating and the method of parameters calculating are presented, furthermore, the structure of control system and the flow chart of control are describle. At last, the characteristics of capacitor tuning arc-suppression reactor are summarized, which draws a conclusion that capacitor-tuning arc-suppression coil has a good application prospect.
出处
《继电器》
CSCD
北大核心
2005年第2期71-75,共5页
Relay
关键词
调容式
消弧线圈
自动补偿
capacitor tuning
arc-suppression coil
auto-compensation
