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GROUND CONTACT을 고려한 차량의 정면충돌 성능 영향 평가
안창섭(Changsup Ahn),정신섭(Shinsub Jung),김만수(Mansu Kim) 대한기계학회 2005 대한기계학회 춘추학술대회 Vol.2005 No.11
The purpose of this study is to improve the body pulse which can cause severe occupant injury with optimum design of the cradle which could affect frontal crash performance. In order to save the calculation time on the deformation behavior of cradle, a simplified cradle model are developed based on the full car frontal crash model. Bead shape and position are considered as design parameters to get efficient cradle structure on absorbing crash energy. The results from the simplified model are examined by appling themselves to the full car model, and the crash performance on the vehicle body acceleration and passenger room intrusion is evaluated quantitatively.
GROUND CONTACT을 고려한 차량의 정면충돌 성능 영향 평가
안창섭(Changsup Ahn),정신섭(Shinsub Jung),김만수(Mansu Kim) 한국자동차공학회 2005 한국자동차공학회 Symposium Vol.- No.-
The purpose of this study is to improve the body pulse which can cause severe occupant injury with optimum design of the cradle which could affect frontal crash performance. In order to save the calculation time on the deformation behavior of cradle, a simplified cradle model are developed based on the full car frontal crash model. Bead shape and position are considered as design parameters to get efficient cradle structure on absorbing crash energy. The results from the simplified model are examined by appling themselves to the full car model, and the crash performance on the vehicle body acceleration and passenger room intrusion is evaluated quantitatively.
측면 충돌 상해 경감을 위한 능/수동 복합 안전장치 연구
이동윤(Dongyun Lee),안창섭(Changsup Ahn),신중엽(Joongyub Shin) 한국자동차공학회 2023 한국자동차공학회 부문종합 학술대회 Vol.2023 No.5
The existing restraint system has been developed with passive method. Which is that airbag ECU detect the crash and send the signal to deploy airbag at crash. In addition to the traditional method, this study suggests more effective way to protect occupant by using ADAS sensor data according to ADAS technology improvement. RADAR/LIDAR can detect the distance, speed and direction of the object by measuring reflected wave. Through communication with RADAR/LIDAR, Airbag ECU can deploy side airbag in advance for occupant protection. As the result, the efficiency of airbag and space between occupant and vehicle is increased, occupant protection can be improved with pre-crash activation.