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전산해석을 통한 고속철도용 저소음 저저항 팬터그래프 형상설계 연구
정성민(S. M. Jeong),이상아(S. A. Lee),노주현(J. H. Rho),김규홍(K. H. Kim) 한국전산유체공학회 2015 한국전산유체공학회지 Vol.20 No.2
In this paper, study of high speed train pantograph arm shape and panhead cross-section for aerodynamic drag and noise reduction is performed. In previous research, it is known that knee of pantograph arm and panhead of pantogpraph are main sources of noise from high speed train pantograph. By numerical simulation using full scale pantograph model, pantograph arm and panhead optimization are performed. As a result, drag and noise are reduced at both studies about high speed pantograph.