变压器空载合闸引起电流保护装置动作的原因分析与解决方法

Analysis of Causes and Solving Method of Action of a Current Protective Device Caused by No-Load Closing of a Transformer

分析了变压器空载合闸时激磁电流和磁通瞬态过程 ,讨论了合闸时引起过电流保护装置动作的原因 ,并提出了解决方法。

This paper analyzed excitation current and process of flux transient when no-load closing of a transformer and disscussed the reason caused by the action of the current protective device when the closing and put forward a solving method.