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공동주택 욕실 배기팬의 플랙시블 덕트 시공상태에 따른 환기효율에 관한 연구
이광명,함진식,Lee Kwang Myung,Ham Jin Sik 한국주거학회 2005 한국주거학회 논문집 Vol.16 No.1
The ventilation efficiency of apartment housing bathroom has been measured by the flexible's diameter, length, and installation format to the exhaust In. The gas density attenuation method of Tracer Gas Method has been specifically utilized for this measurement. Full size mock-up of apartment housing bathroom, which was approximately $100 m^2$ in size, has been established for the ventilation emciency measurement. In addition, the ventilation efficiency has been studied by the possibility of air-supply In. The diameters of flexible are 100 mm, 125 mm, and 150mm. It also have the length of 1.0m, and 1.5 m. The installation formats are I shape, L shape, and S shape. As a result of this measurement, the flexible which has the highest ventilation efficiency was the one has bigger diameter, short in length, and I shape installation format.
토목 프로젝트 관리를 위한 BIM 기반 CPLM 시스템 개발
이광명,이창우,한송이,강형석,노상도,Lee, Kwang-Myong,Lee, Chang-Woo,Han, Song-Yi,Kang, Hyoung-Seok,Noh, Sang-Do 한국BIM학회 2011 KIBIM Magazine Vol.1 No.2
BIM technology, based on 3D model of civil engineering structures, creates and manages information of the structures throughout four stages: Planning, design, construction, and maintenance. BIM is now used around the globe for improvement of the construction productivity. However, in order to expect the efficient engineering work, collaboration system between participants in a construction project is necessary. Therefore, in this paper BIM based CPLM (Construction project lifecycle management) system was designed and developed by analyzing the requirements of participants of a construction project. CPLM system offers an environment which enables the sharing and management of information according to the each stage of construction. CPLM is expected to aid cooperative decision-making during the overall construction process through the process innovation and the efficient data management. BIM (Building Information Modeling)은 토목 구조물의 3차원 객체모델을 기반으로 기획 단계부터 설계, 시공 및 유지보수 단계에 이르기까지 대상 구조물에 관련된 모든 정보를 통합적으로 생성, 관리하는 기술이다. 현재 국내외의 다양한 건설 산업 분야에서는 건설 생산성 향상을 위하여 BIM 기술을 도입하여 활용하고 있다. 그러나 이러한 BIM 기술을 적용하여 효율적인 엔지니어링 업무를 수행하기 위해서는 무엇보다 참여 주체간의 협업 시스템이 필요하다. 따라서 본 논문에서는 토목 프로젝트 참여 주체의 요구사항을 분석하여 건설 프로젝트 관리를 위한 BIM 기반의 CPLM (Construction Project Lifecycle Management) 시스템을 설계, 개발하였다. CPLM 시스템은 건설 프로세스 단계에 따른 정보의 관리와 공유가 가능한 환경을 제공한다. 향후 CPLM 시스템을 실무에 도입함으로써 기존의 업무 프로세스를 개선하고 데이터를 효율적으로 관리할 수 있게 되어 의사결정에 도움을 줄 수 있을 것으로 기대된다.
이언(Eon Lee),강형석(Hyoungseok Kang),이상석(Sangseok Lee),노상도(Sangdo Noh),이창우(KwangMyong lee),이광명(ChangWoo Lee) (사)한국CDE학회 2010 한국 CAD/CAM 학회 학술발표회 논문집 Vol.2010 No.1
Building Information Modeling (BIM) is the virtual representation of the physical and functional characteristics of a facility from inception onward. As such, it serves as a shared information repository for collaboration throughout a facility’s lifecycle. BIM is a new paradigm which can perform a diverse engineering activity such as design, simulation, structure analysis, etc and support a based information model in construction industry. In these days, many construction companies tried to perform a project efficiently by constructing and using BIM and carried out a research related in PMIS(Project Management Information System), etc. But a real case of research focused on 3D modeling object and control and share of engineering information is insufficient. In this research, we suggest an efficient BIM model and information share system based PLM for collaboration based on analyzing and researching a case of constructing BIM when perform construction project.