城市轨道交通不同牵引供电制式下的电源系统共享方案  

Urban Rail Transit Power Supply System Sharing Scheme under Different Traction Power Supply Systems

作　　者：王开康[1] WANG Kaikang(China Railway Siyuan Survey and Design Group Co.,Ltd.,430063,Wuhan,China)

机构地区：[1]中铁第四勘察设计院集团有限公司

出　　处：《城市轨道交通研究》2019年第9期53-56,共4页Urban Mass Transit

摘　　要：对直流制和交流制城市轨道交通线路供电系统的特点进行分析,结合两种制式下供电系统的特点,总结了既有线路的电源共享方案,并提出了一种全新的基于三绕组变压器的电源共享方案。对该方案的关键技术问题进行了分析研究。研究结论表明:该方案技术可行,关键设备三绕组变压器的生产研发需要市场需求的推动;采用新方案可有效节约电力资源和土地资源,降低工程电源系统投资。In this paper,the characteristics of DC and AC power supply systems for rail transit lines are analyzed,combined with the features of DC and AC power supply systems,the power sharing scheme on existing lines is summarized.On this basis,a new power sharing scheme based on three-winding transformer is puts forward.Through analyzing the key technical problems of the scheme,it is concluded that the scheme is technically feasible,as a key equipment,the research and development of the three-winding transformer production require the promotion of market demands.The adoption of the new scheme can effectively save power and land resources,reduce the investment of power supply system for urban rail transit projects.

关 键 词：城市轨道交通 牵引供电制式 电源共享 

分 类 号：U231.8[交通运输工程—道路与铁道工程]