保护用电流互感器性能校验的工程计算方法

An Engineering Calculation Method for Performance Verification of Protective Current Transformer

电流互感器性能校验工作对系统正常运行起到至关重要的作用。文章对电流互感器测试基本原理进行了概述,重点介绍了保护用电流互感器性能校验的工程计算方法,并用实例验证了其有效性和正确性。

The performance verification of current transformer is very important to power system in normaloperating state. The basic principle of current transformer testing is outlined. This paper focuses on the engineering calculation method for performance verification of protective current transformer, and finally an actual engineering case is given to verify its validity and correctness.