结合北京市科委研究课题——轻轨交通系统应用研究的内容，针对人车混行且对周围环境及景观要求比较高的城市轨道交通线路，提出嵌地式接触轨供电系统，对嵌地式接触轨供电系统的构成、接线、原理进行分析研究。

Based on the Beijing municipal commission of science and technology research project – Light Rail Transit (LRT) system application research content, according to people and motor mixed moving and the surrounding environment and landscape more demanding of urban rail transit lines, authors proposed embedded ground type contact rail power supply systems and researched structures, wiring, and principles of the ground type contact rail power supply system.