市郊列车牵引供电接触网设置类型比较

Comparison of Contact Systems for Traction Power of Suburban Train

开行市郊列车是我国城市化发展中城镇间客运交通的必然选择。通过对架空接触网及第三轨接触网的安全性、经济性、城市环境适应性,以及各种形式接触网适应速度水平的分析比较,结合城市现状与发展前景的关系、成熟技术与前瞻性技术的关系、减少工程投资与长远运营效益的关系,推荐市郊列车系统采用架空接触网供电系统。

Suburban train is a necessary selection for passengers with the rapid development of urbanization in China. This article compares the functions like security, economy and adaptability for urban environment between overhead contact system and third track contact system, analyzes the relation between present urban situation and long term potential, between mature technology and forward looking technology, between the decrease of engineering investment and long-range transport operation benefit, recommends overhead power supply system to suburban train.