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CPTED 관점에서 안전한 대학교캠퍼스를 위한 적용요소 연구
윤소진(Yun, So-Jin),이승재(Lee, Seung-Jae),강석진(Kang, Seok-Jin) 대한건축학회 2012 대한건축학회논문집 Vol.28 No.3
The purpose of this study was to suggest the applicable factors for making safe campus focused on the CPTED. In order to do that, the questionnaire survey and the observation survey were conducted in the 3 universities in Jin-Ju. This study was processed as follows : first, the analyses of the relations among the variables such as satisfactory and important rate about the physical factors for crime prevention, fear of crime, and crime experienced rate. ; second, comparing analyses the questionnaire survey and the observation survey results among the universities. Followings are the results. : 1) the crime experienced rate was 25%, and the theft and breakage were happened frequently. The hotspots were lecture rooms, dormitories and parking lots. 2) as the fear of crime was higher, the satisfaction of crime prevention was lower. The unsafe places were promoted the fear of crime were basement floors, toilets, green zones, sidewalks and parking lots, etc. 3) the factors caused the fear of crime were insufficient lightings and CCTV, and blind spots among the buildings. 4) the important things for the making crime-free campus were the natural surveillance and access control focused on the CPTED. Especially, it was founded that the access control methods were more effective at indoor spaces and individual buildings, and the natural surveillance methods were more important outdoor spaces.
원통 연삭에서 가공 능률 향상을 위한 연삭 저항의 측정에 관한 연구
김원일,이진,이윤경,왕덕현,이상복,이관철,문원길 경남대학교 공업기술연구소 2000 硏究論文集 Vol.18 No.-
본 연구에서는 원통 연삭 가공에서 가공 능률 향상을 위한 연삭 저항을 측정하고자 연삭 가공 중에 발생하는 연삭 저항의 추이를 확인하였고 다음과 같은 결과를 얻었다. 숫돌과 공작물간의 연삭 강성은 공작 속도의 증가에 따라 지지계의 강성이 높은 경우 증가하였고 절삭 깊이와 연삭 숫돌의 속도에는 연삭 강성이 감소하는 경향을 보였다. 또한 총합 강성은 공작 속도, 절삭 깊이 및 연삭 숫돌의 속도 증가에 따라 지지계의 강성이 높을 수록 증가하였다. 연삭기의 강성 변형과 가공 능률에 영향을 주는 값으로 연삭 강성비는 지지계의 강성이 높을 수록 감소하였다. In this study, the measurement of grinding resistance to improve grinding efficiency in cylindrical grinding was studied and the following conclusions could be obtained. Relation grinding wheel and workpiece, grinding stiffness increases according to increase of work speed for high machine stiffness and decreases depth of cut and grinding wheel speed. Also, resultant stiffness increases high machine stiffness according to increase work speed, depth of cut and grinding wheel speed. The values of the effect stiffness deflection in grinding machine, grinding stiffness ratio decrease according to high machine stiffness.
강신몽,이원태,고영창,최상규,김윤희,이홍석,서재관,윤중진,이혜경,최득린,김종열,윤창육,변명식,이장홍 大韓法醫學會 1991 대한법의학회지 Vol.15 No.2
Individual identification is an important part in medicolegal field especially in mass disaster. At July, 27, 1989, KAL KE-803 was crashed on landing at Tripoli International Airport, Liba. The plane was caught in fire and sixty eight Koreans were sacrified. The majority of victims were severely charred and injured. The authors examed all dead bodies and successfully identified all the cases through visual, anthropological, odontological, radiological and pathological methods including fingerprint and blood typing.