摘要
介绍了城轨直流控制系统短路形式及特点。对城轨用直流断路器各分闸方式的固有动作时间进行对比,论证了脉冲脱扣保护的优势。
The short circuit forms and characteristics of urban rail dc control system are introduced. The advantages of pulse trip protection are demonstrated by comparing the proper action time of each opening mode of DC circuit breaker for urban rail transit.
作者
尹科
徐银飞
Yin Ke;Xu Yinfei(Zhuzhou CRRC Times Elertric Co., Ltd, ZhuZhou 412000, Hunan, China;Wuhan Institute of Marine ElectricPropulsion, Wuhan 430064, China)
出处
《船电技术》
2019年第5期30-33,共4页
Marine Electric & Electronic Engineering
