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전단벽식 아파트 바닥판 구조에 따른 구조음장 특성 해석에 관한 연구
유진선 ( Yoo Jin-sun ),한경민 ( Han Kyung-min ),박성수 ( Park Sung Soo ) 한국구조물진단유지관리공학회 2005 한국구조물진단유지관리공학회 학술발표대회 논문집 Vol.9 No.1
The purpose of this study was to establish structural bone noise analysing method for apartment building floor with FEM-BEM coupling analysis. Nowdays, noise through floor is recognized as important problem with the consequence that noise isolation techniques are studied in the various fields of industry. From among noise factors, resonance sound is: main reason for floor’s solid noise, therefore, In this study, evaluation method for floor resonance sounds is established and that a case study is suggested with it.
전단벽식 아파트 바닥판 구조에 따른 구조음장 특성 해석에 관한 연구
유진선(Yoo Jin-Sun),한경민(Han Kyung- Min),박성수(Park Sung Soo) 한국구조물진단유지관리학회 2005 한국구조물진단학회 학술발표회논문집 Vol.- No.-
The purpose of this study was to establish structural bone noise analysing method for apartment building floor with FEM-BEM coupling analysis. Nowdays, noise through floor is recognized as important problem with the consequence that noise isolation techniques are studied in the various fields of industry. From among noise factors, resonance sound is main reason for floor's solid noise. therefore, In this study, evaluation method for floor resonance sounds is established and that a case study is suggested with it.
가로공간과 공공시설의 연계를 통한 도심 공공공간의 재생에 관한 연구
유진선(Yoo Jin-Sun),유현준(Yoo Hyun-Joon) 대한건축학회 2008 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.28 No.1(계획계)
There are several elements that comprise the city things. One reason for one particular property or buildings in the urban can't ignore concerns, but also influence the area except with the special nature of human life and living environment of the region's how I see it in position. The choice of without public is difficult that human centered and passive means to actively create a space for creation resuscitate space. This research will play for the urban public facilities across space and a cascade of measures to reach that objective as a public space, essentially meaning and role of street space and insights with the new spatial plan for the reconstruction of the city's offer to play. The urban should be filled with full of people, exciting event and there should be provide public space of higher quality. People routinely happens in outer space and all the activities and events occurring by chance is a reflection of the urban to play the most fundamental problem. The street space and public facilities will be connected with everyday activities happening anywhere in the urban center with outdoor public space in public facilities and community space. abundant will make an important contribution. Understanding the relationship that appears in modem society are bitterly antagonistic to the pedestrian space in the city's residents to participate in the composition of social conflicts and social integration can switch means to be valid. In other words, there for recognize of my city, our city is not aware that the transition is made to hold the city and community development in the nature and the environment it is the system of individual human life, without being affected by regional differences and comfortable evenly Keywords can be configured.
김보환(Bo-Hwan Kim),이경태(Kyung-Tae Lee),김해동(Hae-Dong Kim),유진선(Jin-Sun Yoo) 한국추진공학회 2018 한국추진공학회 학술대회논문집 Vol.2018 No.5
초음속 흡입구에 사용되는 블리드 출구의 유동특성을 알아보기 위해 30°와 15° 각도를 갖는 루버 형상에 대해 수치해석을 수행하였다. 본 논문에서는 plenum chamber의 압력비에 따른 유량비 데이터를 확인하였고, 전산유체해석을 위해 상용소프트웨어인 Fluent v18.0을 사용하였다. 해석결과, 루버 주변에 충격파와 팽창파 등의 복잡한 유동패턴을 확인하였으며, 15° 루버의 경우에서 이러한 물리적 현상들이 완화되는 것을 확인하였다. Numerical simulations of the flow through the louver structure with 30° and 15° angles were conducted to investigate the flow characteristics of the bleed exit louvers used in supersonic inlet. In this paper, the sonic flow coefficient according to the pressure ratio of the plenum chamber was confirmed, and the commercial software Fluent v18.0 was used for computational fluid dynamics analysis. As a result of the analysis, complex flow patterns such as shock and expansion wave were confirmed around the louvers, and it was confirmed that these physical phenomena were alleviated in the case of the 15° louvers.