浅谈变压器差动保护的励磁涌流制动原理

Discussion on the principle of exciting surging braking for the transformer differential protection

介绍了励磁涌流的产生、特征、识别方法以及目前保护装置中常用的几种制动原理,其中重点介绍了二次谐波制动原理。

Introduces the occurrence, characters and distinguishing ways of exciting surging, and the braking principles in common using the protection equipment at present, especially introduces the principle of the second harmonic braking.