基于MMC-RPC的铁路光伏发电并网技术探究  

Study on Grid-connected Railway Photovoltaic Power Generation Technology Based on MMC-RPC

作　　者：秦艺玮 QIN Yiwei

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95-99,共5页Electric Railway

基　　金：中国铁路设计集团有限公司科研开发计划项目“铁路行业‘双碳’目标路径及绿色设计建造关键技术研究”(2022A02527002)。

摘　　要：通过对铁路光伏发电并网技术进行研究,分析了光伏发电系统并网的拓扑结构以及MMC-RPC并网结构的工作原理及技术优势,提出构建基于MMC-RPC结构的铁路光伏发电并网系统方案。同时结合铁路电力系统并网的电能质量问题,研究提出了基于MMC-RPC的并网控制策略,通过综合补偿、冗余保护、能量平衡和调制控制,改善电网电能质量,提高系统可靠性,为铁路光伏发电并网技术研究及方案实施提供参考。On the basis of the researches on the grid-connected railway photovoltaic power generation technology,analysis is made for the topology structure of photovoltaic power generation system grid connection and the working principle and technical advantages of MMC-RPC grid connection structure,and a railway photovoltaic power generation grid connection system scheme based on MMC-RPC structure is put forward.At the same time,combining with the power quality issues of the railway power system grid connection,a grid connection control strategy based on MMC-RPC is proposed accordingly.After taking measures of comprehensive compensation,redundancy protection,energy balance,and modulation control,the power quality of the power grid is improved,and the system reliability is enhanced,providing reference for the research and implementation of schemes for grid-connected railway photovoltaic power generation technology.

关 键 词：铁路 光伏发电 并网 MMC RPC 

分 类 号：U223.6[交通运输工程—道路与铁道工程]