摘要
为了更好地完成杂散电流腐蚀防护工作以保障城市轨道交通线路安全运营,笔者通过深入分析直流牵引供电系统的运行方式,采用MATLAB/Simulink仿真平台构建了城市轨道交通供电系统的杂散电流防护系统模型,并结合工程参数探讨了杂散电流的分布规律及影响因素及提高杂散电流防护水平措施的可行性,指出该研究对杂散电流腐蚀防护技术的发展具有重要意义。
In order to realize the corrosion protection of stray current and ensure the safe operation of urban rail transit,this paper analyses the operation mode o f DC traction power supply and builds the model o f stray current protection system for urban rail transit power supply system by using MATLAB/Simulink simulation platform,then the simulation research is carried out based on engineering parameters.It analyses the distribution and influencing factors o f stray current,discusses the feasibility o f protective measures and points out that the research is of great significance to the development of stray current corrosion protection technology.
作者
杨嘉琛
YANG Jia-chen(China Railway Design Corporation, Tianjin 300142 China)
出处
《科技创新与生产力》
2018年第2期101-103,107,共4页
Sci-tech Innovation and Productivity
关键词
轨道交通
直流牵引供电系统
电力系统仿真
杂散电流
腐蚀防护
rail transit
DC traction power supply system
power system simulation
stray current
corrosion protection
