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소형 Gun Drill Machine 개발에 관한 연구
오진수,박광훈,남궁재관,우창기,강동명 한국공작기계학회 2006 한국공작기계학회 추계학술대회논문집 Vol.2006 No.-
This compact Gun Drilling Machine was developed to improve productivity and economical efficiency for small and midium enterprise tool makers. To produce specialize tools that gun drilling works should be required prior to making deep holes. Gun drill machines are so expensive and big burden for small tool makers so that works used to execute through outside orders but it was required lot of cost too. Most of gun drill machines are providing for high volume and large capacity enterprises. In order to support for small and medium enterprise purpose that compact gun drill machine was designed and developed. It could be improved products quality, productivity and saving manufacturing cost using this machine.
모바일 응용 프로그램에서 XML 데이터를 JSON으로 변환 전송을 통한 성능 개선
오진수,송창기 한국정보과학회 2012 한국정보과학회 학술발표논문집 Vol.39 No.1D
스마트 폰의 엄청난 보급으로 인해 모바일 시장은 큰 발전을 하고 있다. 그로 인한 기존의 웹 응용 프로그램을 서비스가 모바일 시장에 응용되고 있다. 매우 효율적이고, 널리 사용되는 데이터 교환 방식으로 XML과 JSON이 있다. 대부분의 경우, 서비스로 제공되는 데이터 교환 방식으로 XML을 제공한다. XML로 서비스되는 모바일 응용 프로그램은 JSON에 비해 전송량이 크다. 따라서 본 논문에서는 XML보다 경량화된 JSON으로 전달하여 효과적인 데이터 교환 방식을 제안한다.
공동주택의 내 · 외장재 및 설비재의 관한 연구 : 내구연한과 유지보수관리를 중심으로 Focused on the Durability and the Actual Management
오진수,이문섭 대한건축학회 1999 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.19 No.2
In this study, durability and maintenance of the finishing materials and equipments in the apartment building were studied. From the survey of the existing apartments in In-chon area, durability of the finishing materials and equipments were analysed is similar to the durability standard by the Ministry of Construction and Transportation. It was convinced that physical durability and functional quality in the apartment building could enhanced maintenance.
오진수,우창기,이장규,Oh, Jin-Soo,Woo, Chang-Ki,Rhee, Zhang-Kyu 한국생산제조학회 2010 한국생산제조학회지 Vol.10 No.6
In this study, DAQ and TRA modules were applied to the CFRP single specimen testing method using AE. A method for crack identification in CFRP specimens based on k-mean clustering and wavelet transform analysis are presented. Mode I on DCB under vertical loading and mode II on 3-points ENF testing under share loading have been carried out, thereafter k-mean method for clustering AE data and wavelet transition method per amplitude have been applied to investigate characteristics of interfacial fracture in CFRP composite. It was found that the fracture mechanism of Carbon/Epoxy Composite to estimate of different type of fractures such as matrix(epoxy resin) cracking, delamination and fiber breakage same as AE amplitude distribution using a AE frequency analysis. In conclusion, the presented results provide a foundation for using wavelet analysis as efficient crack detection tool. The advantage of using wavelet analysis is that local features in a displacement response signal can be identified with a desired resolution, provided that the response signal to be analyzed picks up the perturbations caused by the presence of the crack.
공동주택 마감재 수명연한을 고려한 내/외장재 및 설비재의 리모델링시기 설정에 관한 연구
오진수,이문섭 대한건축학회 2004 대한건축학회논문집 Vol.20 No.10
In this study, Remodeling period for durability of finished materials and equipped materials 10 apartment building were studied First, To help comprehension of remodeling period by durability, Japan's house production system 「CHS (Century Housing System)」 and Paul Lukez theoretical studying do Second, Did comparative analysis of durability by 3 case-study Durability of the finished and equipped materials were analyzed as dissimilar to the durability standard to one another Therefore, at Remodeling period, need following standard -To introduce life period of finished materials and equipped materials indicating system -Introduction of the Making system for finished materials and equipped material's durability period: Focusing with these solutions of obstacles, housing component activating plans are suggested, and the specific activating plans are suggested as approaching methods of 2 steps referred to solution of domestic problems and the developed countries' housing components developing process