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조봉관(Bong-Kwan Cho),박기준(Ki-Jun Park),임석우(Sok-Woo Lim),차기호(Gi-Ho Cha),오귀진(Kwi-Jin Oh) 대한전기학회 2015 전기학회논문지 P Vol.64 No.3
To achieve the safety and reliability, RAMS activity for a railway signal system of Near Surface Transit is studied. In this paper, preliminary hazard analysis in RAMS activities is studied for the railway signal system of Near Surface Transit. Preliminary hazard analysis is done through automatic train protection, automatic train operation and automatic train supervision. The hazards are defined, then causes and consequence for each hazard are defined. The total 75 preliminary hazards are classified. For high severity hazards are changed to acceptable level by upgrading of system requirement specification.