새로운 열차제어시스템 도입시에 신호시스템 절체 방안에 관한 고찰

A consideration of signalling system switchover at installation of new train control system

Metro is taking an important part as a public transportation of densely populated area. but according to request of increasing transportation demand and improving service for passengers, minimizing headway, functional improvement of safety facility, improving riding comfort are needed. Also, it is the time for Seoul metro's signalling system to be improved into a new one as it has been opened to traffic for over 20 years and its signalling system is becoming superannuated. this paper reviewed the considerations at improving a signalling system and its solution.