新型能馈式牵引供电系统短路仿真  

Short-circuit Simulation of Novel Fed-back Traction Power Supply System

作　　者：郭红卫[1] 吴佐民[1] 全恒立[1] 赵雷霆[1] 

机构地区：[1]北京交通大学,北京100044

出　　处：《都市快轨交通》2010年第5期110-112,共3页Urban Rapid Rail Transit

基　　金："十一五"国家科技支撑重点项目(2006BAG02B00)

摘　　要：建立新型能馈式牵引供电系统的仿真模型,分别对牵引网直流侧近端短路和远端短路、交流侧两相相间短路进行仿真,对短路时电压电流的动态特性进行分析,提出给直流侧支撑电容串电阻来限制短路冲击电流的方法,并通过仿真进行验证,为新型能馈式牵引供电系统的保护特性选择以及牵引变电站容量和参数的设计提供参考依据。Authors established the simulation model of the novel fed-back traction power system.The simulations of proximal and remote short circuit of AC and two-phase short-circuit of DC were performed respectively for the traction network with dynamic characteristics analyzed.A method for limiting the short-circuit current was proposed and verified by simulation,thereupon reference criteria are provided for the selection of protection characteristics and the design of capacity and parameters of traction substations.

关 键 词：城市轨道交通 能馈式 牵引供电系统 短路 仿真 

分 类 号：U223.6[交通运输工程—道路与铁道工程]