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김호수,김호룡,강명희,김경일,이범수 청주대학교 2009 産業科學硏究 Vol.27 No.1
Reinforced concrete structures have the different height story according to the design and space plan. Therefore, this study presents the efficient wall form system with main and sub-panels to be able to respond to the height variation of wall. And, this study evaluates the structural capacity of sub-panel considering the height variation of wall form system through the flexural capacity and local buckling capacity experiments.
이중단열재 및 메탈웨브를 이용한 벽체용 거푸집시스템의 구조내력평가
김호수,홍석일,강남구 대한건축학회 2007 大韓建築學會論文集 : 構造系 Vol.23 No.3
In general, the form system as a temporary structure needs many workers and includes many dangerous factors during the installation and removal. Therefore, this study presents the permanent wall form system to provide the two functions of form and insulation, and to simplify the installation process without removal works. This wall form system consists of the double insulation materials and metal web for the security of safety, insulation and soundproofing. For the field application of this form system, the safety and serviceability of the form should be secured. To this end, this study first performs the tensile and shear experiments for the unit form system, and then evaluates the structural bearing capacity of the system through the concrete lateral pressure experiments considering various design variables.
강막작용을 고려한 전단벽 아웃리거 시스템의 강성최적설계기법
김호수,정성진,이한주 대한건축학회 2006 大韓建築學會論文集 : 構造系 Vol.22 No.7
This study presents displacement sensitivity analysis and stiffness-based optimal design technique of shear wall outrigger system considering floor rigid diaphragm action. To verify the effectiveness and usefulness of this technique, the efficient evaluation method for four types of 50 story model with core and outrigger system is presented. To this end, isoparametric plane stress element with rotational stiffness is used for shear wall element and stiffness gradient is calculated. Also, the approximation concept can be effectively utilized to solve the large scaled problems, and member grouping technique, design variable relationships and resizing technique are considered.
김호수,여윤기 청주대학교 산업과학연구소 2000 産業科學硏究 Vol.18 No.1
In general, the dangerous period during structure's lifetime is during construction than after the completion of structures. Especially, many researches have proved that the most dangerous period is during concrete placement. Nevertheless, the current design guidelines focus on ensuring only the safety of buildings during their service lives considering the maximum wind load and seismic load and so on, but they haven't been concerned about the safety check of form-shore system during construction. Therefore, the purpose of this paper is to model the form-shore system, and to evaluate the safety of the form-shore system considering the progressive collapse, which is based on placement load considered as the main causes of the collapse in the form-shore system.
복합 튜브구조 시스템을 이용한 초고층건물의 구조적 효율성
김호수,이대현,이종복 청주대학교 산업과학연구소 2000 産業科學硏究 Vol.17 No.2
The introduction of the tubular system for resisting lateral loads has brought about a revolution In the design of high-rise buildings. All recent high-rise buildings in excess of 50 to 60 stones employ the tubular concept in one form or another. Specifically, the hybrid tube systems which are combined with other structural systems based on the framed tube system effectively control shear lag phenomenon and lateral drift when lateral loads act on the structure. This paper presents several hybrid tube systems which have same sectional areas of comer columns and inner columns under the same top drift and estimates behavior and economical efficiency of the systems on the lateral loads.
김호수,이대현,강성필,박준우 청주대학교 산업과학연구소 2002 産業科學硏究 Vol.20 No.1
The steel house has been mainly adapted in a lot of housing and developed in construction skill. But the disadvantage of steel house system is that the system is limited to small housing because it is made of light guage steel. So, this study presents the new wall system, the steel concrete panel system, which can be applied to about 5∼10th story buildings and behave more safe on vertical loading rather than existing structural systems Moreover, this system which is mainly composed of a carbon steel square for general structural purpose has more complex transmission procedures of the forces from roof to foundation by contrast with rahmen frames. So this study presents the resonable analysis models and the methods of modeling to perform the accurate analysis when the system is adapted to the real structures.
김호수,이한주 청주대학교 산업과학연구소 1996 産業科學硏究 Vol.14 No.-
This study presents the economic design technique of tapered gable steel building subject to wind load. The economic section proportions of tapered members according to several design constraints and load conditions are derived, based on the minimum weight design. Also, the total weight and cost ratio of tapered member system considering the various design variables are compared with those of prismatic member system by direct optimization method to evaluate the economy of tapered gable steel building.
설계 및 시공결함에 따른 거푸집-동바리시스템의 붕괴원인분석에 관한 연구
김호수 청주대학교 산업과학연구소 2004 産業科學硏究 Vol.21 No.2
This study analyzes the defect causes under the investigation of collapse situation in form-shore system through the analysis of design criteria, loading and work conditions. Specifically, these defect causes can be classified as the three cases from the results of the investigation. Those are the external, design and construction defects which are closely related. So, one defect can induce another defect and this can lead to the collapse accident of form-shore system. Therefore, this study presents the improvement method to solve the problems relating to the design process and the actual construction application according to the defect causes.
김호수,홍석일,이선문,강성필 청주대학교 산업과학연구소 2004 産業科學硏究 Vol.21 No.2
Recently, building materials or finished materials have required the standardization of manufactures according to trend of industrialization and simplification of construction method. But, the roof panels or interior and exterior walls, which easily was applied to the construction of steel and reinforced concrete, are not escaping greatly In existent sandwich panel form, and, technical development for construction product that can simplify construction phase and reduce construction time is not consisting. The purpose of this paper is to develop the roof composite panel framed by lightweight stud and evaluate structural strength. As a result, we wish to seek dry method of construction, lightweight of building, and industrialization.