摘要
介绍直流牵引供电系统中直流馈线DDL保护的动作原理,以及保护参数的设定原则。
The behavior principle of DDL protection for DC feeder in DC traction current supply system and the setting principle of protection parameters are introduced and illustrative examples are given.
出处
《都市快轨交通》
2005年第4期141-142,153,共3页
Urban Rapid Rail Transit