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정태은(T.E. Chung),김기범(G.B. Kim),홍승준(S.J. Hong),이용래(Y.R. Lee),김창수(C.S. Kim),조용욱(Y.U. Cho) 한국자동차공학회 1996 한국자동차공학회 춘 추계 학술대회 논문집 Vol.1996 No.6_2
Occupant injuries are always possible in a rollover accidient, one of the major accidients in a bus. Thus the structure of body frame should have sufficient strength to protect passengers under<br/> accidental loads. ECE regulation No. 66 prescribes that survival space shall be preserved in the passenger compartment during and after the structure has been subjected to rollover test.<br/> <br/> Rollover test on a body section was completed according to the regulation. The coordinates of body section before and after rollover were measured, and it was checked that the structure still<br/> complied with the requirements of survival space. Direct measurement by on a bus is difficult because of its large size. Thus photogrammetry by photographing and 3 dimensional digital<br/> modeling was introduced, and the coordinates of each point were measured through this method.<br/>