列车牵引特性对牵引能耗和供电方案设计的影响分析

首先介绍了城市轨道交通供电系统方案设计的主要输入,依据实际改造案例对改造内容及要求进行概述,分析供电系统改造的制约点;在此基础上,依据同一车型(8B,6M2T)不同牵引特性进行牵引计算和供电仿真;依据计算结果分析车辆牵引特性对牵引能耗和供电系统方案设计的影响,并给出建议。

This paper first introduces and discusses main inputs for power supply system design of urban rail transit.After that,taking a real reconstruction example,summarizes its reconstruction design contents and requirements,and analyzes the constraints.Train performance calculation and power supply simulation are performed depending on different traction characteristics of a same train type(8B,6M2T).According to the results,the paper analyzes the influence of traction characteristics on traction energy consumption and power supply system design,and gives suggestions for traction characteristics.