• Title/Summary/Keyword: Urban Characteristics

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A Study on the Change of Spatial Structures of Shared Space at Urban Campuses - The opposite concept of Gridlock upon the change to shared campuses - (도심 캠퍼스 공유공간의 공간 구조 변화에 대한 연구 - 그리드락의 반대 개념으로서의 공유 캠퍼스로의 변화에 대하여 -)

  • Kang, Eunki;Baek, Jin
    • Journal of the Architectural Institute of Korea Planning & Design
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    • v.34 no.11
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    • pp.145-156
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    • 2018
  • Urban campus, one of the main urban facilities, is the representative place that is struggling with 'gridlock'. Due to privatization of space among different departments and space shortages, gridlock has been occurring as a result. The urban campus trying to solve this problem by changing the quality of space, especially the structure of the shared space, which is expected to be the solution to the grid lock problem. The main purpose of this study is to investigate the structural change in the university's shared space based on paradigm transition. The theoretical consideration is to analyze the spatial characteristics of university shared space that appear at different stages through a new perspective that compares the gridlock phenomenon and the shared paradigm. The framework of the analysis of the shared space, which has recently been restructured, is classified into the spatial characteristics of collaborative space, the creative space, and the common/complex space. In addition, these spatial characteristics are again analyzed through the division of legislative facility classification, management governance subject, area, building location and layout, exposure to the outside as well as the analysis of student and staff entry and exit, sharing structure of site and space, and the classification of program characteristics. The results are as follows: The restructured space is systemized so that the management governance of each space would be connected to each other to share information and space. Furthermore, the spatial boundary between colleges or between campus spaces are not only physically, but categorically clear. The restructured space has semi (or in-between)-spatial characteristics such as the intersection in inside and outside of the pedestrian's circulation and the mixture of programs. This study could serve as principal references in presenting the systematic analysis of directions of the shared spatial structure for the urban campus where new educational space is required due to the changes in the university system.

A Study on identity of scape for Historical city, Gyeongju - With a characteristic of landscape elements of Gyeongju in the Silla period - (역사도시 경주의 경관정체성에 관한 연구 I -고대 신라시대 왕경 경주의 경관요소 특성 연구를 통한 경관정체성 규명을 중심으로-)

  • Hong, Sa-Chul
    • Journal of The Korean Digital Architecture Interior Association
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    • v.11 no.1
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    • pp.43-51
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    • 2011
  • Thanks to the historic sites, the identity of historical landscape of Gyeongju is definitely recognized. When explaining, in other words, the identity of urban scape, we have to know the characteristics of landscape with the changes of the times. Therefore this study is tried to understand the urban scape form and meaning of the historic city Gyeongju, futhermore to find out the identity of urban scape, catching hold of the characteristics of landscape by periods. The research was proceeded through the classifying the concept of Urban form by periods and the basic ideology and adopting the representative landscape at that time with the literatures and maps in the Silla period. And then tried to find out the identity of landscape with the link between the concepts of the representative landscape and that of Urban form in chronological order. The results of this study is relativeness between city and natural environment, type of the Grid - Pattern on urban form, basic ideals were inspired by Buddhism.

Runoff Characteristics of Non-point Pollutants Source in Suwon City (수원시 비점오염물질의 유출 특성)

  • Chi, Hong-Jin;Lee, Sang-Eun;Lee, Jae-Dong
    • Journal of Environmental Science International
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    • v.22 no.4
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    • pp.493-505
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    • 2013
  • This study was to investigate the runoff characteristics of non-point pollutants source at the urban area in Suwon city. The highest T-N and T-P concentration of rainfall runoff observed in agricultural area. In residential area, the highest $BOD_5$ and SS concentration of rainfall runoff was investigated. During rainfall events, the peak concentrations of SS and $BOD_5$ were observed after 1~2 hours of rainfall in urban area. Whereas, the peak concentrations occurred within 1~2 hours after rainfall and then the highest concentrations of SS and $BOD_5$ sharply decreased, showing strong first flush effect in urban area. The EMC results indicated that the highest value of T-N and T-P in agricultural area was observed. While residential area was shown the lowest EMC value as T-N and T-P. Non-point pollutant loads on the land use types in urban area were investigated in the order of residential>industrial>agricultural>highway. $BOD_5$ and SS loads on urban watershed were investigated in the order of Suwon>Hwangguji>Seoho>Wonchunri. Whereas, T-N and T-P loads on urban watershed were investigated in the order of Hwangguji>Suwon>Wonchunri>Seho.

A Comparative Analysis on the Operating System of Urban Railway & Conventional·High speed Railway (도시철도와 일반·고속철도의 운영방식에 관한 비교 분석)

  • Choi, Jong-Gil;Yun, Hak-Sun
    • The Journal of the Korea institute of electronic communication sciences
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    • v.10 no.8
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    • pp.953-958
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    • 2015
  • Generally, Urban railway have special characteristics with short distance journey and minimum headway intercity transportation. These days, urban railway operators choose the driverless operation system without driver. On the contrary, Conventional & high speed railway utilize for long distance and high speed running. Because of special conditions of freight railway operation compared with urban railway, operation of conventional & high speed railway is showed very different characteristics. In this paper, We compares different operation scheme of urban railway and conventional & high speed railway and then present condition for train control system based on radio.

Structural damage distribution induced by Wenchuan Earthquake on 12th May, 2008

  • Jia, Junfeng;Song, Nianhua;Xu, Zigang;He, Zizhao;Bai, Yulei
    • Earthquakes and Structures
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    • v.9 no.1
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    • pp.93-109
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    • 2015
  • Based on the reconnaissance of buildings in Dujiangyan City during 2008 Wenchuan earthquake, China, structural damage characteristics and the spatial distribution of structural damage are investigated, and the possible reasons for the extraordinary features are discussed with consideration of the influence of urban historical evolution and spatial variation of earthquake motions. Firstly, the urban plan and typical characteristics of structural seismic damage are briefly presented and summarized. Spatial distribution of structural damage is then comparatively analyzed by classifying all surveyed buildings in accordance with different construction age, considering the influence of seismic design code on urban buildings. Finally, the influences of evolution of seismic design code, topographic condition, local site and distance from fault rupture on spatial distribution of structural damage are comprehensively discussed. It is concluded that spatial variation of earthquake motions, resulting from topography, local site effect and fault rupture, are very important factor leading to the extraordinary spatial distribution of building damage except the evolution of seismic design codes. It is necessary that the spatial distribution of earthquake motions should be considered in seismic design of structures located in complicated topography area and near active faults.

Diversification of Urban Regeneration Projects by Regional Characteristics (지역별 특성을 반영한 도시재생사업 다각화 방안)

  • Cho, Seung-Yeoun;Chun, Ji-Young
    • Land and Housing Review
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    • v.2 no.2
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    • pp.137-143
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    • 2011
  • This study focused on urban regeneration projects to diversify projects methods. Since the enactment of legal redevelopment projects, they were concentrated on improving the physical environment and supplying housings. In this article, 12 cities' urban regeneration policies and projects will be examined to point out the characteristics of each regions via documentary studies and interview investigations. They could be divided into 3 groups by population and region. Finally, this article is intended to propose diversified regeneration methods depending on the regions and to address implications on the regeneration policies.

The Core Urban Design Strategies of Tall Building - Low Carbon Community

  • Liu, Enfang;Fan, Wenli;Pan, Jianing;Li, Jianqiang
    • International Journal of High-Rise Buildings
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    • v.2 no.2
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    • pp.85-91
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    • 2013
  • Tall building has some controversial aspects with low carbon city, but it is still a sensible choice for the metropolitan city. This paper aims to develop holistic urban design strategies to minimize impacts on the environment, increase energy efficiency and improve the quality of living in tall building communities by utilizing tall building characteristics. It puts forward the concept of integrated tall building-low carbon community design from the perspective of urban design, and summarizes five core strategies: Temporal state based on energy use, Complementary energy use state based on functions, Spatial state based on regional environment features, Transportation state based on low-carbon lifestyle and Waste utilization state based on tall building characteristics. It also applies the strategies to a practical project. The results show that the proposed urban design strategies are available approaches to mitigate the side effects of tall building on low carbon city.

Wind Characteristics at Urban Stream - Case of Yangjae Stream at Gangnam-gu in Seoul - (도시하천의 바람 특성 - 서울 강남구 양재천을 대상으로 -)

  • Lee, Sang-Jeong;Lee, Won-Bo;Jin, Wen-Cheng;Lee, Kyoo-Seock
    • Journal of Environmental Impact Assessment
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    • v.21 no.1
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    • pp.201-208
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    • 2012
  • Global warming due to the climate change causes environmental problems such as urban heat island (UHI), air pollutant deposition, urban heavy rainfall, etc. Urban stream plays an important role on mitigating UHI as open space as well as an ecological corridor in urban area. In order to investigate the wind characteristics of urban stream in the case of Yangjae Stream at Daechi-dong, Gangnam-gu in Seoul, the wind direction and wind speed data were observed and analyzed using a propellor type RM-Young wind monitor. The results show that the prevailing wind direction was southwest. However, easterly wind is the prevailing one between 8:00 and 12:00. Strong wind whose Beaufort scale is four or more blew frequently from 12:00 to 18:00. In terms of seasonal frequency, the spring shows the highest frequency, then winter was the next.

Development of Disaster Prevention and Urban Planning Elements to Secure Coastal Area Safety and Suggesting the Need for Institutional Reinforcement (연안역의 안전성 확보를 위한 방재·도시계획 요소 도출 및 제도 강화의 필요성 제시)

  • Hwang, Sun-Ah;Hwan, Byeong-Ho
    • Journal of Navigation and Port Research
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    • v.42 no.6
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    • pp.518-528
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    • 2018
  • Unlike in the past, port space in modern society not only serves to meet port functions but also other functions such as housing, leisure, and sightseeing. As a result, more and more people are turning into a dense space. Port space, on the other hand, is also a space vulnerable to disasters which can be attributed to geographical and environmental characteristics. Despite the sensitivity if the issue, in Korea disaster prevention and urban planning have not been clearly established. Therefore, there is a need to provide safety and disaster preventive measures in urban planning considering the characteristics of harbor space.

To Predict the Tendency of the Development of Urban Comprehensive Park through the Social Reform of China - The Example of Changes of Comprehensive Park in Wuhan City -

  • Zhuang, Yue;Jo, Hyunju
    • Journal of Environmental Science International
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    • v.24 no.9
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    • pp.1155-1161
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    • 2015
  • This paper is to study the tendency of the development of the urban comprehensive park in the modern history of China, and take the urban comprehensive park of Wuhan as an example to study the local research through the literature.. In 1928, Wuhan Urban Comprehensive Park starting stage characteristics to the ideological education of the government as the center, in 1977 the policy of reform and opening to the outside world to entertainment center, ecology design point of view, the introduction of open space and urban plaza, to human centered design, application of science and technology. 2015 in Wuhan Urban Garden Expo theme can be seen in green life as the goal, through the design of urban comprehensive park ecology and human centered design, the application of science and technology development.