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이해성(Haeseong Lee),김인규(Inkyoo Kim),고영주(Youngju Ko) 한국자동차공학회 2010 한국자동차공학회 학술대회 및 전시회 Vol.2010 No.11
Growing needs for young people and second car of family are causing the increase of small vehicle. It’s concerned about lower leg injury in a frontal crash of small car because of short engine bay area and small legroom. In addition, footrest for driver’s convenience may cause more severe injury of lower leg in the accident. For this reason and according to strengthened safety requirement, it takes effort to reduce the lower leg injury. In this paper, occupant behavior CAE for the small vehicle which is installed footrest is conducted. This paper demonstrates y-moment of lower leg is main factor of tibia index and shows footrest optimization proposal for the improvement of lower leg injury.