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임남형(Lim Nam Hyoung),강영종(Kang Young Jong),성익현(Sung Ik Hyun) 한국철도학회 2002 한국철도학회 학술발표대회논문집 Vol.- No.-
The actual buckling of the railroad track structure is suspected to be a complex interaction between the vertical, lateral and torsional modes. To make the analysis tractable, however, most studies restrict themselves to either the vertical or the horizontal plane. Based on a comprehensive and realistic three-dimensional track model developed in the previous study, three dimensional buckling analysis of CWR track subjected to temperature load was performed. Using the study on buckling temperature and mode, sensitivity of track components such as tie spacing, ballast resistance, stiffness of pad-fastening system, and rail size were investigated.