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윤영한,이승상,박지양,김민용,김인배,김시우,이재완,Youn, Younghan,Lee, S.,Park, G.Y.,Kim, M.,Kim, I.,Kim, S.,Lee, J. 한국자동차안전학회 2015 자동차안전학회지 Vol.7 No.2
The availability of in-depth accident data is a prerequisite for each efficient traffic safety management system. Identification and definition of the relevant problem together with knowledge of the data and parameters describing this problem is essential for its successful solution. Comprehensive, up-to-date, accident data is needed for recognition of the scope of road safety problems and for raising public awareness. Reliable and relevant data enable the identification of the contributory factors of the individual accidents, and an unveiling of the background of the risk behaviour of the road users. It offers the best way to explore the prevention of accidents, and ways to implement measures to reduce accident severity. In this study, reviewing the existing iGlad and GIDAS system, KIDAS data format can be finalized through feasibility evaluation. The progressive approach is proposed to successful settlement of Korea in-depth accident study. As the initial stage of in-depth investigation DB construction, the KIDAS is not repetition of the current police based TAAS. It is essential part of improving vehicle safety and reduction of traffic fatality in Korea. 72 Contributing factors like road and traffic characteristics, vehicle parameters, and information about the people involved in the accident have to be investigated and registered as well in the KIDAS.
박창현(C. H. Park),홍승수(S. S. Hong),김종률(J. R. Kim),박승상(S. S. Park),황형식(H. S. Hwang) 대한설비공학회 2009 대한설비공학회 학술발표대회논문집 Vol.2009 No.-
The TES (Thermal Energy Storage) cooling system utilizing cheaper off-peak electricity has been applied just for building air-conditioning currently and causes limitation of usage rate and inefficiency of national resources utilization. In this regard, more says the necessity to apply TES system in industrial cooling system which is longer using period and wider usage. In this study, we will approve the technical and economical improvement in efficiency of industrial cooling system applied TES system by utilizing cheaper off-peak electricity and it will attribute the promotion of TES system and stabilization of supply and demand of electric power by proving the necessity to develop more efficient industrial cooling system by combining TES system.
시뮬레이션을 이용한 뒷좌석 여성 탑승자 상해 감소를 위한 로드리미터와 프리텐셔너 최적화 연구
심희섭(Heesub Sim),윤영한(Younghan Youn),손완윤(W. Y. Son),이승상(S. S. Lee),박지양(J. Y. Park),김혜선(H. S. Kim),송영준(Y. J. Song) 한국자동차공학회 2013 한국자동차공학회 학술대회 및 전시회 Vol.2013 No.11
The restraint systems on the front seats of automobiles have been continuously improved in recent years. Thus, the front seats consist of a safety belt with a pretensioner and load limiter to decrease rear passenger"s injuries on frontal crash. In rear seats, however, there is a lack of restraint systems as a pretensioner and load limiter as well as rear seat occupant"s injury is higher than the front seat occupant"s according to the study result for safety. In this study, the load-limiter and pretensioner were modeled to to improve injury severity for rear seat female occupant using the simulation techniques. The design parameters were chosen a pretensioner and load limiter : Load limiter force, pretensioner TTF(Time to Fire), pretensioner inlet. Then, the design variables were optimized using the design of experiment method and Injury assessment method used joint probability of injury in USNCAP. This study investigated the correlation between joint probability of injury and the design variables and minimized injury criteria through various method and the design of restraint systems.