关于减小电力系统继电保护动作时限级差△t的对策与可行性分析

Countermeasure and Feasibility Analysis on Decreasing the Operating Timelimit Step Difference of Relay Protection in Power System

本文分析了减小继电保护动作时限级差△ｔ的必要性与对策，并从技术上说明了减小山的可行性，这对提高电力系统运行的稳定性意义重大。

The necessity and countermeasure of decreasing the operating timelimit step difference at of relay protection aTe analyzed and thefeasibility of decreasing at is technically described. This is very important for improving the operational stability of power system.