• Title/Summary/Keyword: Building layout

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Performance-Based Seismic Design of High-rise Apartment Buildings in Korea Considering Collapse Prevention Level (붕괴방지 수준을 고려한 국내 고층 아파트의 성능기반 내진설계)

  • Lee, Minhee;Yoo, Changhwan;Kim, Taejin;Kim, Jong-Ho
    • Journal of the Earthquake Engineering Society of Korea
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    • v.20 no.3
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    • pp.181-190
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    • 2016
  • The objective of this study is to apply performance-based seismic design to high-rise apartment buildings in Korean considering collapse prevention level. The possible issues during its application were studied and the suggestions were made based on the findings from the performance-based seismic design of a building with typical residential multi-unit layout. The lateral-force-resisting system of the building is ordinary shear walls system with a code exception of height limit. In order to allow the exception, the serviceability and the stability of the ordinary shear wall structure need to be evaluated to confirm that it has the equivalent performance as the one designed under the Korean Building Code 2009. The structure was evaluated whether it satisfied its performance objectives to withstand Service Level and Maximum Considered Earthquake.

Fast and Accurate Visual Place Recognition Using Street-View Images

  • Lee, Keundong;Lee, Seungjae;Jung, Won Jo;Kim, Kee Tae
    • ETRI Journal
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    • v.39 no.1
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    • pp.97-107
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    • 2017
  • A fast and accurate building-level visual place recognition method built on an image-retrieval scheme using street-view images is proposed. Reference images generated from street-view images usually depict multiple buildings and confusing regions, such as roads, sky, and vehicles, which degrades retrieval accuracy and causes matching ambiguity. The proposed practical database refinement method uses informative reference image and keypoint selection. For database refinement, the method uses a spatial layout of the buildings in the reference image, specifically a building-identification mask image, which is obtained from a prebuilt three-dimensional model of the site. A global-positioning-system-aware retrieval structure is incorporated in it. To evaluate the method, we constructed a dataset over an area of $0.26km^2$. It was comprised of 38,700 reference images and corresponding building-identification mask images. The proposed method removed 25% of the database images using informative reference image selection. It achieved 85.6% recall of the top five candidates in 1.25 s of full processing. The method thus achieved high accuracy at a low computational complexity.

A Study on the transformation Pross of Vernacular Houses in Ulleung-Island -Focused on wall, roof, window and ceiling- (울릉도 민가의 변화과정에 관한 연구 -벽체, 지붕, 창호, 천장을 중심으로-)

  • Kim Chan-Yeong
    • Journal of the Korean housing association
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    • v.15 no.5
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    • pp.85-96
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    • 2004
  • The purpose of this study was to (md out the characteristics of the residential house in Ulleung Island in terms of building materials, structure and construction method, structural design by actual field surveys. This study found several facts; First, the house was classified into the log house and mud-wall house according to building material for wall structure. The log house prevailed in the early days of the settlement in the island because of affulent timber materials available around. However, the mud wall house became a popular type in later days because of the depletion of timber materials. Second, the Udeki wall was an unique installation reflecting the severe climate conditions of Ulleung Island. However, many aspects of the Udeki wall was changed according to the change of living style and the introduction of modem heating systems in terms of its function, size, building material, layout position etc. Third, the roofing material also has been changed from materials available locally to slate materials transported from the mainland. Fourth, the bamboo slender-ribbed door as a single-swing door type was popular and later time the single-sliding door or three ribbed door was widely used in rooms installed later instead. Fifth, the roof was placed over the room, kitchen, and Chukdam (outer wall) and this was a resonable way to cope with heavy snowfalls in the winter season in Ulleung Island.

A Basic Research on Regional Characteristics and Design Factors of Buildings Skin in Jeju Province (제주건축물의 지역별 및 외피디자인 요소별 특징에 관한 기초 연구)

  • Kim, Tea-Il;Yang, Gun;Lee, Seong-Ho
    • Korean Institute of Interior Design Journal
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    • v.20 no.4
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    • pp.11-20
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    • 2011
  • Jeju Special Self-Governing Province are trying every effort to be presented as an International Free City with unique combination of history, culture and landscape, This research focuses on the analysis of characteristics we can find in buildings in Jeju province. The main purpose is to provide basic and informative materials for the landscape formation of Jeju by investigating current status of buildings in Jeju province. This research divides Jeju province into 34 areas and categorizes buildings by use. 2,973 cases in total are collected and analyzed their architectural features. A basic analysis of the collected data is conducted in the first and the second stages. And In the third stage, 505 cases whose addresses can be identified are selected for the in-depth analysis of the registered building data on architecture year, building area, and total area. These data are analyzed by the categories of region, year, and size for the study of general characteristics of buildings in Jeju. The results show that territoriality is weak because of the simplicity of building layout on the streets. Exterior form of buildings, streetscape image, and overall city image are tedious and boring because of the lack of the variety of facade and exterior finishing materials.

Design Analysis of Affordable Housing Cases for Varieties of Public Rental Housing (임대주택의 디자인 다양화를 위한 사례분석 연구)

  • Lee, So-Young;Oh, Myoung-Won;Kang, Hyeon-Jae
    • Korean Institute of Interior Design Journal
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    • v.26 no.6
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    • pp.126-134
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    • 2017
  • Since public rental housings (social housings) in Korea are extremely standardized and uniformed, a variety of needs of residents for their housing are hardly satisfied. Public rental housing conditions, its low quality and size limitations regardless of residents type and needs resulted into negative images of social housing and social discriminations. Therefore there is a growing demand for alternative housing options in terms of diversification of social housing design with consideration for changing households and housing requirements. The purpose of this study to investigate some housing design guidelines, to analyze layout of building complex, community designs, household units and characteristics, overall design characteristics (sustainable design features, facade design, window and balcony composition, color and materials) and to provide some design suggestions for social housing. Design guidelines are classified into site planning and building layouts, residential building and household units, and performance of housing. Community facilities and their design features provide uniqueness of the public residence. Overall housing size of foreign cases is bigger than the domestic cases. Narrow shape of household units are more dominant in Korean public rental housing. More various shape and forms are found in facade and window design in foreign cases. Some design suggestion are provided for more diverse housing units and design for public rental housing in Korea.

Research on the relationship of store unit configuration and business activation of street mall - Based on case studies of street malls in Korea - (스트릿 몰(Street Mall)의 매장 배분계획과 영업활성화의 관계에 대한 연구 - 국내 스트릿 몰의 사례를 중심으로 -)

  • Woo, Seung-Hyun;Yoon, Hea-Kyung
    • Korean Institute of Interior Design Journal
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    • v.18 no.6
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    • pp.202-210
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    • 2009
  • This research was undertaken to prove the relationship between street mall activation and architectural plan design. The research methodology was established based on the analysis of data of two existing street malls in Korea (Western Dome & LaFesta) and theoretical studies of outdoor space design. The findings from this study are the following: First, building blocks with segments in every 50m or so are ideal for detailed communication between visitors and building contents. Second, the ratio of width of main corridor and building height should be less than 1 to provide intimate feel and keep visitors' attention concentrated in the facility. Third, store unit should have more storefronts to be exposed more to passers-by and lead more pedestrian traffic. Fourth, shape of store unit would rather be wide and shallow, instead of narrow and deep, to have more exposure to the central corridor. Fifth, the building block of the busiest(most expensive) area that is usually at the main entrance area of street mall should be flexible to fit more smaller units to maximize the profitability. Sixth, the main entrance of store should face the main pedestrian corridor to induce the influx of visitors. Lastly seventh, anchor tenant that has strong name recognition is usually located on basement or higher level to induce pedestrian traffic into the mall, key tenants that are strong and familiar brand names should be located at the corner of building block with spacing to attract visitors, provide even distribution of traffic, and support wayfinding, and local tenant should be located at small units along the central corridor or remainder spaces occurred from building core layout.

A study on the location of Donghwa temple from feng-shui perspective (팔공산(八公山) 동화사(桐華寺)의 풍수(風水) 및 가람배치( 伽藍配置)의 특징(特徵))

  • Sung, Dong-Hwan
    • Journal of the Korean association of regional geographers
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    • v.7 no.4
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    • pp.65-80
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    • 2001
  • The purpose of this study is to examine the characteristics of the location and the layout of Donghwa temple(桐華寺) in Kyungbuk Province from feng-shui perspective. Feng-shui is a traditional geographic thought in China and Korea. It is necessary to understand feng-shui in order to understand Korean landscape and cultural geography. Feng-shui had had a tremendous impact on Korean landscape through selective buildings of cities, settlements, houses, monuments, temples, pagodas, and so on. In this study, I interpret the geomantic characteristics of Dinghwa temple in Kyungbuk Province. The results of this study are as follow. 1) Donghwa temple is carrying the mountain on the back and belting the water in front. The mountains which encircle the auspicious place are accordance with the feng-shui theory. The watercourse which flows the temple is suitable. The feng-shui spot is located at the foot of the mountain with surrounding mountains and a watercourse in front. 2) Many feng-shui texts discuss the types of surrounding mountain in detail and morphologically describe them with certain auspicious objects. In case of Donghwa temple, it can be compared to a phoenix carrying eggs in the bosom. This is a morphological marker for the description of configulation features of Donghwa temple. In the case of Donghwa temple, we can observe geomantic landscape for the purpose of fulfilling the geomantic harmony of the temple. Also the impact of feng-shui on vegetation is identified in Donghwa temple. 3) For the management of good feng-shui condition, and for the maintaining the harmony between the building layout and surrounding landform, some proposals are suggested.

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A study on the analytical method for calculating the inside air temperature transient and energy consumption load of the building using two different controllers (두개의 제어기를 사용한 건물 내부의 온도변화와 에너지소비량을 계산하기 위한 해석적 연구)

  • Han, Kyu-Il
    • Journal of the Korean Society of Fisheries and Ocean Technology
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    • v.48 no.1
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    • pp.82-90
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    • 2012
  • Four different buildings having various wall construction are analyzed for the effect of wall mass on the thermal performance and inside building air and wall temperature transient and also for calculating the energy consumption load. This analytical study was motivated by the experimental work of Burch et al. An analytical solution of one-dimensional, linear, partial differential equations is obtained using the Laplace transform method, Bromwich and modified Bromwich contour method. A simple dynamic model using steady state analysis as simplified methods is developed and results of energy consumption loads are compared with results obtained using the analytical solution. Typical Meteorological Year data are processed to yield hourly average monthly values. This study is conducted using weather data from two different locations in Korea: Daegu having severe weather in summer and winter and Jeju having mild weather almost all year round. There is a significant wall mass effect on the thermal performance of a building in mild weather condition. Buildings of heavyweight construction with insulation show the highest comfort level in mild weather condition. A proportional controller provides the higher comfort level in comparison with buildings using on-off controller. The steady state analysis gives an accurate estimate of energy load for all types of construction. Finally, it appears that both mass and wall insulation are important factors in the thermal performance of buildings, but their relative merits should be decided in each building by a strict analysis of the building layout, weather conditions and site condition.

The Flat Structure and Transformation of Southern Royal Villa in Joseon Dynasty (조선시대 남별궁(南別宮)의 평면 구조와 변화)

  • Lee, Jong-Seo
    • Journal of architectural history
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    • v.29 no.1
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    • pp.51-64
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    • 2020
  • Southern Royal Villa served as an accommodation for the prince in early Joseon Dynasty, and as an official residence and banquet room for Chinese diplomats in the later period. It was facing south and was located at the southern part of the old town of Seoul and to the north of the Southern Gate. The place was divided into four parts: the outmost, the middle, the inner-middle and the inner part beginning from the south and with important buildings placed in the inner part. The residence for the first and the second highest diplomats was situated at the northernmost location. The residence for the highest diplomat was a two-story building. On the west side of the residence was the large scale Western Banquet Room. It consisted of a single wide hall suited for a grand ceremony, and had the greatest formality and solemnity. On the southwestern side of the diplomatic residence was a building which was called Momchae before the early 17th century and Namru(南樓) after the 19th century. Namru in the inner-middle part is the half-sized remnant of Momchae, which used to be the largest building in the Southern Royal Villa. The title 'Momchae (meaning Main Buildling)' signifies that the building represented the entire Villa when it was built as an accommodation for princes. The layout of the Villa in early Joseon Dynasty, which was centered around Momchae, is highly likely to have been a common structure of royal villa for princes during the period.

Analysis of Thermal Environment Impact by Layout Type of Apartment Complexes for Carbon Neutrality Net-Zero: Based on CFD Simulation (공동주택단지 배치유형별 열환경 영향성 분석: 유체역학 시뮬레이션을 기반으로)

  • Gunwon Lee;Youngtae Cho
    • Land and Housing Review
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    • v.14 no.3
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    • pp.93-106
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    • 2023
  • This study attempted to simulate changes in the thermal environment according to the type of apartment complex in Korea using CFD techniques and evaluate the thermal environment by type of apartment. First, apartment complex types in the 2000s and 2010s were referred from previous studies and four types of apartment complex were extracted from. Second, the layout of the apartment complex and temperature changes were analyzed by the direction of wind inflow. Third, a standardized model was created from each type using tower type, plate type, and mixed driving. Last, CFD simulations were performed by setting up the inflow of wind from a total of eight directions. The temperature was relatively low in the type consisting of only the tower type and the type of placing the tower type in the center of the complex, regardless of the direction of the wind. It was due to the good inflow of wind from these types to the inside of the complex. It can be interpreted because wind flows easily into the complex in these types. The findings showed that wind flow and resulting temperature distribution patterns differed depending on the building type and complex layout type, confirming the need for careful consideration of the complex layout in the early design stage. The results are expected to be used as basic data for creating a sustainable residential environment in the early design stage of apartment complexes in the future.