• Title/Summary/Keyword: external facade

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A Study on the Architectural Characteristics and Facade Construction of the Brick Masonry Auditorium in Daegu During the Modern Age - Focused on the Auditorium of Namsan Primary School - (근대기 대구지역 벽돌조 강당 건물의 건축특성과 파사드 구성에 관한 연구 - 남산초등학교 강당을 중심으로 -)

  • Yoon, Jae-Woong
    • Journal of architectural history
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    • v.19 no.6
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    • pp.121-135
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    • 2010
  • This study was to analyze the architectural characteristics and facade construction of brick masonry auditorium through the Auditorium of Namsan Primary School in 1936. The results of this study were described separately as follows. 1. The auditorium is located away from the school buildings, and its plane is a chamber of rectangle type with an entrance installed on each of the four sides. 2. The external appearance is Renaissance eclectic style, laid red bricks on the lower wall of the window and having a mansard roof. The front and the rear are symmetric with respect to the projected wall at the center. 3. As to the structure of the building, a concrete lower wall was built on the concrete continuous footing, and the brick wall was constructed on the lower wall. The roof is queen post roof truss, and the wall girders were installed on the brick wall. 4. The auditorium has had a number of repairing and maintenance works, which changed the roof and windows outside and the floor, walls, ceiling, etc. inside. 5. The decorative elements of external appearance include lower wall, brick wall, entrances, windows, roof, and dormer windows. The brick wall gives verticality and solidity to the surface of the wall, and the lower wall and wall girders are connected like a cornice of the wall. The surface of the mansard roof and dormer windows express a stable vertically oriented shape.

Theoretical Review and Experiment on Applicability of Double Skin Facade Ventilated by Fans (팬을 부착한 이중외피의 이론적 검토 및 적용성에 대한 실험 연구)

  • Lim, Ji-Hye;Sohn, Jang-Yeul
    • Korean Journal of Air-Conditioning and Refrigeration Engineering
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    • v.22 no.9
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    • pp.605-613
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    • 2010
  • Double skin facade(DSF) ventilated by fans consists of a normal external and an internal envelope. In this glass layer, the installed fan replaces an air inlet for the control of air flow through the cavity. The purpose of this paper is to investigate physical theory and to analyze the applicability of fans installed in a DSF. The experiment was conducted in 2 rooms. One room has a DSF with installed fans and the other one has a typical window. The room ventilated through a DSF which fans are installed was always kept warmer than the other room, ventilated directly from the outdoors. The average increase of the supplied air temperature through the DSF ventilated by fans was $6.54^{\circ}C$ at 78CMH, $6.2^{\circ}C$ at 95CMH, and $3.7^{\circ}C$ at 120CMH. As a result, the DSF with installed fans was appropriate for installation in rooms. It supplies outdoor fresh air heated through a cavity and ventilates a constant air volume.

Study of the Image Design Components of Urban Landscape Media Facade (도시경관 미디어파사드의 영상디자인 구성요소 연구)

  • Yu, Jung-Sun;Chung, Jean-Hun
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.15 no.11
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    • pp.6478-6483
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    • 2014
  • Media facades project images on the external walls of a building as a screen. Such facades can recover the cultural emotions of users tired of a high level of market competition in urban spaces and develop into urban aesthetics and be reinterpreted as an image design as the city becomes a topic as well as the target projected. From a cultural perspective, the artistic possibility and strengthening of publicness of media facades are discussed. One of the considerations is that it should be the medium communicating with the building or surrounding of the projected target. Urban landscape media facades, such as 2014 Gwanghwamun media facade, 2014 Sejong Center for the Performing Arts media facade and 2013 Namsan media facade were compared and analyzed. As a result, four types of image design components could be derived such as motifs, concepts, stories and projection types. Media facade, which is establishing itself as a new technological genre beyond canvas and theater screens, should contain messages, themes and technological advances as a higher level of the urban symbolic art form in the future. This paper derived the components of image design through the comparative analysis of symbolic urban landscape media facade.

The Planning Characteristics of Private External Space in Multi-family Housing - focusing on the Balconies, Loggias and Terraces as intermediate spaces in European Cases - (공동주택 사적 외부공간의 계획적 특성 - 유럽 사례에서 매개공간으로서의 발코니, 로지아, 테라스를 중심으로 -)

  • Kim, Hyun-Ju
    • Journal of the Architectural Institute of Korea Planning & Design
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    • v.36 no.2
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    • pp.13-24
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    • 2020
  • This study derives the characteristics of the private external space planning in multi-family housing through the analysis of the good case built after 2000 in Europe. First, the cases were categorized into block or block perimeter, linear and point type to examine the relationship between the type of building in urban context and the location of private external space. By block or block perimeter and linear type, private external spaces are planned in the inner courtyards or open space between buildings used as common space for residents, inducing communications between neighbors. And the direction of private external space depends on the arrangement of the building mass in urban context. In the classification as point type, there are many cases, where private external spaces are arranged in all directions, connected almost all interior spaces. Second, based on the above results, the planned characteristics of the private external space are derived by dividing it into three categories: intermediated space between inside and outside, intermediate space between private and public /individual and collective space and the identity of the intermediate space. (1) In most cases, direction, size of enclosed area and location of private extern space is designed to fit the surrounding context, so residents can perceive as much of the assets of the surrounding environment as possible, and it can be used as an extended area of living space. In another cases, it is divided into various sub-areas to experience the spatial transition from inside to outside or vice versa. 2) The private external space, which is placed in a courtyard or in a collective open space, is partially enclosed and blocked, allowing interaction with the neighbors without pressure. Along the street, they are designed to allow residents to experience the vitality of the city and to be formative element of the facade, which could confidently reveal the lifestyle and taste of residents. 3) By some of point types, which facade is three-demensional layer as a habitable external space, the private external space is very flexible for use. This intermediate space is composed of diverse spaces for various needs, or it has generous size with positional conditions connected with all interior spaces to be used multi-functional.

Economic Analysis on the Built-in Guide Rail Type Building Facade Cleaning Robot (건축물 외벽용 가이드레일 청소 로봇의 경제성 분석)

  • Kim, Kyoon-Tai;Han, Jae-Goo;Kim, Chang-Han
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2012.05a
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    • pp.157-159
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    • 2012
  • In recent years, the number of high-rise buildings has been on the rise. As buildings have become larger in scale, significantly different issues related to their construction and maintenance have emerged. In addition, the automation and mechanization of the cleaning work for the curtain wall, one of the most frequently-performed tasks in building maintenance, is required as a fundamental measure. For this reason, a guide-rail type cleaning robot system is emerging as one of the measures in response to external factors, including gust. The major objective of this study is to propose an economic feasibility forecasting model and to apply the a building facade cleaning robot which is now under development.

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Facade Cleaning Process Analysis For Construction Robot System Design of High-rise Building External wall Maintenance (고층건물 외벽 유지보수 건설로봇 시스템 개발을 위한 청소공정 작업절차 분석)

  • Kim, Dae-Geon;Kim, Bok-Kyu
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2011.05b
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    • pp.77-79
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    • 2011
  • As residents and building owners demand maintenance that is required to achieve sustainable building performance, efficient building management methods are required. Even though the demand for maintenance systems is increasing, current maintenance work for high-rise buildings mostly uses conventional ropes and gondolas that pose a high risk of accidents and exhibit poor performance and efficiency. Thus, there is an urgent need to develop an automation robot system that can reduce accidents and improve the maintenance efficiency of the conventional high-rise building façade maintenance system. As a preceding work for the development of an automation robot system, this study classified and analyzed the work processes of actual construction sites and proposed basic techniques for the work mechanisms of the robot system by investigating the motions of cleaning workers.

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A Study on the Characteristics of Daylighting Environment in Classroom of an School Building Due to the External Shading Devices (학교 건물에서 외부 차양 장치 유형에 따른 일반교실 내 빛환경 특성에 관한 연구)

  • Lim, Jae-Han;Jung, Jin-Ju;Lee, Ji-Young
    • Journal of the Korean Institute of Educational Facilities
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    • v.15 no.2
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    • pp.4-15
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    • 2008
  • The purpose of this study was to evaluate the characteristics of daylighting environment in classroom of an school building due to the external shading devices such as fixed louvers, light shelves and exterior venetian blinds. In this study, we have made a field research with regard to the facade design in classroom of an school building. And we have made a classification of external shading devices considering the design parameters. Finally, through RADIANCE simulation, we have calculated the spatial distribution of illuminance, uniformity ratio of illuminance and daylight factors. The results of this study will provide the building designer with the basic daylighting performance data at early design stages.

Characteristics of Negative Peak Wind Pressure acting on Tall Buildings with Step on Wall Surface

  • Yoshida, Akihito;Masuyama, Yuka;Katsumura, Akira
    • International Journal of High-Rise Buildings
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    • v.8 no.4
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    • pp.283-290
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    • 2019
  • Corner cut, corner chamfered or a building shape change are adopted in the design of tall buildings to achieve aerodynamic superiority as well as response reduction. Kikuchi et.al pointed out that large negative peak external pressures can appear near the inside corner of set-back low rise buildings. It is therefore necessary to pay attention to facade design around steps in building surfaces. Peak wind pressures for corner cut or corner chamfered configurations are given in the AIJ code. However, they cannot be applied where there are many variations of vertical and horizontal steps. There has been no previous systematic research on peak wind pressures around steps in building surfaces. In this study, detailed phenomenon of peak wind pressures around steps in buildings are investigated focusing on vertical and horizontal distances from the building's corner.

The Improvement of Building Envelope Performance in Existing School Building (기존 학교 건물의 외피 성능 개선 방안에 관한 연구)

  • Bang, Ah-Young;Park, Se-Hyeon;Kim, Jin-Hee;Kim, Young-Jae;Kim, Jun-Tae
    • KIEAE Journal
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    • v.15 no.4
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    • pp.69-76
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    • 2015
  • Purpose: This study is to investigate the effects of facade insulation and window remodeling of an existing old middle school building on the reduction of energy consumption. Method: To analyze energy performance of building, using DesignBuilder v3.4, building energy simulation tool based EnergyPlus engine. Energy consumption and problem of target building was analyzed based on data and survey. Based on building energy simulations it analyzed the variation of energy demand for the building according to U-value of wall, glazing properties and external shading devices. Result: When insulation of building was reinforced, cooling and heating load was decreased. Glazing properties that minimize cooling and heating energy consumption were analyzed. In conclusion, it is important to choose SHGC and U-value of window fit in characteristic of target building. Setting external blind for cooling load decreases 5%.

The effects of topography on local wind-induced pressures of a medium-rise building

  • Hitchcock, P.A.;Kwok, K.C.S.;Wong, K.S.;Shum, K.M.
    • Wind and Structures
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    • v.13 no.5
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    • pp.433-449
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    • 2010
  • Wind tunnel model tests were conducted for a residential apartment block located within the complex terrain of The Hong Kong University of Science and Technology (HKUST). The test building is typical of medium-rise residential buildings in Hong Kong. The model study was conducted using modelling techniques and assumptions that are commonly used to predict design wind loads and pressures for buildings sited in regions of significant topography. Results for the building model with and without the surrounding topography were compared to investigate the effects of far-field and near-field topography on wind characteristics at the test building site and wind-induced external pressure coefficients at key locations on the building facade. The study also compared the wind tunnel test results to topographic multipliers and external pressure coefficients determined from nine international design standards. Differences between the external pressure coefficients stipulated in the various standards will be exacerbated when they are combined with the respective topographic multipliers.