摘要
简要阐述CRH3型动车组牵引变压器差动保护工作原理,分析变压器运行中产生差动保护稳态不平衡电流产生的原因,提出相应的防范措施。
The paper introduces the work prinriple of CRH_3 EMU's traction transformer differential protection,analyzes the cause of steady differential protection unbalance current in transformer operation and proposes corresponding preventive measures.
出处
《铁道机车与动车》
2014年第9期34-37,6,共4页
Railway Locomotive and Motor Car