CAJ | 학술논문

新安装的换流变压器投运前，须进行一次注流试验，检查保护的CT变比和极性以及二次回路接线的正确性。本文就目前的换流变一次注流试验方法进行介绍和对比，并结合±800kV金华换流站工程建设实践情况，提出更高效的方法。
신안장적환류변압기투운전，수진행일차주류시험，검사보호적CT변비화겁성이급이차회로접선적정학성。본문취목전적환류변일차주류시험방법진행개소화대비，병결합±800kV금화환류참공정건설실천정황，제출경고효적방법。
Before putting a new converter transformer into operation , a primary side injection current test must be taken to check the relay CT transformation ratio , polarity and the correctness of secondary circuit.This paper introduces and contrasts the current methods of primary side injection current test for the converter transformer , combining with Jinhua ±800 kV converter station construction practices , to find a more efficient way .