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전차선로에서의 뇌격에 의한 가공지선과 보안기의 차폐효과
임성정(Seong-Jeong Rim),김재철(Jae-Chul Kim),창상훈(Sang-Hun Chang),정용철(Yong-Chul Chong) 한국철도학회 2000 한국철도학회 학술발표대회논문집 Vol.- No.-
Using the EMTP(Electro Magnetic Transient Program) for the analysis of lightning direct voltage on the railway system, the shielding effects of overhead grounding wire on the railway were studied quantitatively. Installation of overhead ground wire and gap-type arrester such as s-horn provides a 6.6㎸ HV distribution line with good protection effects. Even severe lightning induced voltage were create, 6.6㎸ HV lines can be withstand.