新能源在网络化牵引供电系统中的调节应用研究  

Study on Application of Adjustment of New Energies in Networked Traction Power Supply System

作　　者：杨嘉琛 YANG Jiachen

机构地区：[1]中国铁路设计集团有限公司

出　　处：《电气化铁道》2024年第3期1-8,共8页Electric Railway

基　　金：中国国家铁路集团有限公司科研课题“网络化牵引供电系统控制及仿真技术研究”(N2023G061);中国铁路设计集团有限公司科研课题“网络化牵引供电系统方案关键技术研究”(2023A0251205)。

摘　　要：为提升新能源在电气化铁路牵引供电系统中的利用效能,梳理了光伏、风能等新能源形态以及再生制动能量特征,从网络化牵引供电系统结构入手,分析了新能源接入牵引供电系统的拓扑结构及协同运行策略,兼顾再生制动能量利用,优化了直流环节在牵引负载冲击影响下的动态特性,并基于网络化牵引供电系统牵引潮流调控模式,将新能源作为牵引调节功率的主要来源。通过仿真分析验证了技术方案的可行性,为新能源接入牵引供电系统提供了新的技术路线。In order to improve the utilization efficiency of new energies in traction power supply system of electrified railway,the forms of new energies such as photovoltaic and wind energy,as well as the characteristics of regenerative braking energy,are sorted out.Starting from the structure of networked traction power supply systems,analysis is made on the topology structure and collaborative operation strategy of new energies integrated into traction power supply system,with consideration of the utilization of regenerative braking energy.The dynamic characteristics of the DC link under the influence of traction load impact are optimized.Based on the traction flow control mode of networked traction power supply system,new energies are served as the main source of traction regulation power.The feasibility of the technical solution has been verified through simulation analysis,providing a new technical route for integration of new energies into the traction power supply system.

关 键 词：牵引供电系统 双边供电 潮流控制 新能源 再生制动能量 

分 类 号：U223.5[交通运输工程—道路与铁道工程]