混合电源模式双边供电系统短路电流计算方法研究  

Studies on Calculation Methods of Short Circuit Current of Bilateral Power Supply System under Mixed Power Source Mode

作　　者：邓云川[1] 宋梦容 林宗良[1] DENG Yunchuan;SONG Mengrong;LIN Zongliang

机构地区：[1]中铁二院工程集团有限责任公司电化院

出　　处：《电气化铁道》2021年第6期12-20,共9页Electric Railway

摘　　要：牵引供电系统采用双边供电方式可以取消相邻牵引变电所供电臂电分相,有效提高牵引供电系统供电能力,实现高效大能力贯通供电。本文针对双边供电短路电流计算问题开展分析研究,推导计算式,总结电气特性,结合相关工程给出参考算例,最后基于研究结论对相关技术问题给出了初步建议方案。The traction power supply system,with bilateral feeding mode is adopted,is able to cancel the electric phase separation of the feeding section of the adjacent traction substation,improve effectively the power supply capability of the traction power supply system and realize the through power supply with high-efficiency and large capacity.The paper,with regard to the analysis and studies of issue of short circuit current calculation under biliteral power supply mode,deduces the calculation formula,summarizes the electrical characteristics,and with combination of related projects,puts forward a reference calculation example,and proposes a preliminary suggestion on the technical issues on the basis of research conclusion.

关 键 词：混合电源模式 双边供电方式 短路电流 计算方法 

分 类 号：U223.2[交通运输工程—道路与铁道工程]