• Title/Summary/Keyword: Housing Environmental Conditions

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A Study on Residents' Subjective Evaluation of the Elderly Housing Environment in the Suburbs of Chiba City, Japan (고령자거주요소에 대한 거주자의 주관적 평가연구 - 일본치바시근교의 유료노인시설을 대상으로 -)

  • CheHuiJohn
    • Journal of the Korean housing association
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    • v.7 no.2
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    • pp.139-151
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    • 1996
  • The Purpose of this study is to examine residents' subjective satisfaction of the elderly housing environment and to suggest some major factors which can be used as basic design guidelines for the elderly housing. as the number of the elderly is growing in Japan For this purpose. data were collected through a questionnaire survey method, Some questions on their hope for the conditions of the elderly housing were asked to 265 old People living in the suburbs of Chiba city. Japan. Based on the findings of the statistical factor analysis, the major factors which affected on the elderly housing environment of the study can be summarized as follows ;(1)Factor1 is correlated with the space design element represented by the elderly dwelling performance and overall efficiency for the dwelling exterior space design (2)Factor2 is relative to the interior environmental element with Physiological and sensitive performance for borne services system. (3)Factor3 can be explained the moving and communication performance for Physical uneasiness of outdoor activities and request of public cultural spaces. (4)Factor4 is relative to the mental rest element with safety accidents for moving activities etc. and psychological isolation for the elderly.

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Market Equilibrium and Spatial Variability in the Value of Housing Attributes (주택특성 변수의 시장 균형과 공간 변이성)

  • Cho, Seong-Hoon;Kim, Seung Gyu
    • Environmental and Resource Economics Review
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    • v.18 no.2
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    • pp.311-344
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    • 2009
  • The hypothesis that the common market equilibria for housing attributes are attained within distinctive submarkets was tested. Markets for housing attributes with greater supply flexibility, i.e., structural variables, were found to be closer to their common equilibria than markets with less supply flexibility, i.e., neighborhood and distance variables. In addition, submarkets with greater mobility were found to achieve common market equilibria for more housing attributes with greater supply flexibility, but not for housing attributes with lower degree of supply flexibility. Results suggest supply flexibility and occupier mobility are both necessary conditions for achieving common market equilibria for housing attributes.

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A Comparison Study of the Green Building Certification Systems for Multifamily Housing between South Korea and Hong Kong (한국과 홍콩의 공동주택 친환경 인증제도의 비교분석 연구)

  • Kim, Sung-Hwa;Lee, Jae-Hoon;Kim, Min-Young
    • Journal of the Korean housing association
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    • v.26 no.1
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    • pp.1-10
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    • 2015
  • In line with the recent public concern on the environmental issues in building industry, there has been a rise in demand for a healthy, sustainable housing environment in South Korea. In order to achieve a healthy environment in residential buildings, considerable efforts have been made in a wide range of sectors. Among others, the development of the certification schemes to promote environment-friendly planning and building construction is remarkable. In urban South Korea, recently built houses tend to be significantly high-rise, high-density buildings. Global warming has brought about drastic climate change and continued to increase the average annual temperature year by year. These changes should be well reflected on the government's implementation of the building environmental assessment system. For guidance, therefore, this study looks to the case of Hong Kong which is well known for high-density housing development and subtropical climate conditions. It compares the features of the green building certification schemes for newly developed multifamily housing in two regions, namely HK-BEAM in Hong Kong and G-SEED in South Korea. Based on the findings, it argues that the G-SEED implementor should have expanded roles in providing training programs and follow-up services in collaboration with the certification authorities. It is also argued that G-SEED professionals should be involved in the early stages of design processes, and training programs and licence systems to produce green building professionals should be developed. Finally, it points out that the assessment indicators should be more detailed and diversified.

A Study on the Envelop to Improve Interior Environment Performance of High-rise Residential Building (초고층 주상복합 건물의 실내 환경 성능 향상을 위한 외피부 개선방향에 관한 연구)

  • Park, Sang-Hoon;Cho, Ga-Young;Lee, Sun-Woo;Jo, Jae-Hun;Yeo, Myoung-Souk;Kim, Kwang-Woo
    • Proceeding of Spring/Autumn Annual Conference of KHA
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    • 2006.11a
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    • pp.306-309
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    • 2006
  • The architectural difference between the existing residence and high-rise residential building causes changes on environmental conditions such as ventilation and insulation. The object of this study is to present the improvement on envelop of high-rise residential buildings to reduce heating and cooling load. To improve the environmental performance of envelop, it is necessary to modify envelop vent system and ensure intermediate space. In this study, the shape of vents in high-rise residential buildings has been inspected, and the survey about the interior environmental conditions related to the envelop of high-rise residential building has been conducted. Environmental measurement has been done to examine out door air quality for natural ventilation.

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Characteristics of Changes in Air and Road Temperatures Induced by Environmental Conditions in the Urban Region of Seoul Through an Intensive Observing Period (IOP) of Heatwaves in the Summer of 2023 (2023년 여름철 폭염 집중관측을 통한 서울 도심환경 조건에 따른 기온 및 노면 온도의 변화 특성)

  • Sung-Joon Na;Sang-Dae Han;Je-Won Kim;Moon-Su Park;Baek-Jo Kim
    • Journal of Environmental Science International
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    • v.33 no.1
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    • pp.75-85
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    • 2024
  • An intensive observing period (IOP) of heatwaves in the urban region of Seoul in the summer of 2023 was carried out to understand the changes in air temperature and road temperature induced by environmental conditions. The temperature observed at eight points with different urban environmental conditions was compared with the temperature by the KMA/AWS to analyze the characteristics of change in air temperature by height and the change in road temperature according to environmental conditions and road sprinkler. The comparison of the average temperature observed in different urban environmental conditions with the temperature observed at KMA/AWS showed that the air temperature in asphalt and open space sites was 0.7 to 2.3℃ higher and that the one in bus stops was 0.9 to 2.3℃ higher. In terms of temperature deviations depending on residential type, the temperature in highly populated areas was about 0.1 to 0.8℃ higher than that of apartment complexes. In addition, regardless of the size of a park, the temperature in the park was lower than the temperature in dense housing areas and apartment complexes. In asphalt and residential areas, the road temperature was higher than the temperature at a height of 150 cm, Conversely, road temperature was lower than air temperature in a shaded shelter and large park. In addition, after spraying a surface road, the road temperature immediately dropped by about 3 to 4℃; however, after about 20 minutes, it rose again to the previous road temperature. This change in road temperature appeared only for the temperature of 30 cm height.

Study on Moisture Contents Distribution of Wooden Post Member by Precise Monitoring in Un-Bong Confucian School (운봉 향교 정밀 모니터링을 통한 목재 기둥 부재의 함수율 분포 특성)

  • Park, Chun-Young;Kim, Gwang-Chul
    • Journal of the Korea Furniture Society
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    • v.24 no.1
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    • pp.104-112
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    • 2013
  • Monitoring for moisture contents of wooden post member of Un-bong confucian school was performed in 6 months and analyzed to conserve scientifically the wooden culture building and open for common people. In inner post member of the building, variation of moisture contents was very small and upper part had relatively higher moisture contents. In outer post member, moisture contents were changed according to the weather conditions and was relatively high in bottom and upper part. Southern post has lower moisture content than eastern. These results were related to air ventilation in interior, depth of eaves and orientation of the building. In the design, construction and maintenance of wooden building, characteristics of wood should be considered like moisture contents.

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The Evaluation of Residential Environment on the Characteristics of Low-Income Families, Taejon (대전지역 저소득층의거주자 특성에 따른 주거 환경 평가)

  • 최목화
    • Journal of the Korean Home Economics Association
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    • v.33 no.4
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    • pp.25-35
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    • 1995
  • The objectives of this study were : 1) to investigate the socio-demographic and housing characteristics, 2) to evaluate the present conditions of residential environment, 3) and to analysis the differences of residential environmental evaluation according to the characteristics of low-income families. Questionnaire survey method were used in this study. questionnaire were administrated by 264 household of low-income families in Taejon area. Data were analyzed by SPSS PC computer package. The statistics were frequencies, percentage, t-test, F-test and Ducan's multiple range test. The major findings were as follows; low income families evaluated all of their residential environment at lower, especially the worst of all was the comfortable environment outdoor. there were significant differences in evaluation of residential environment according to the housing characteristics of low income families. The results of this study can be used as basic information for housing p;an and policy for low income families in Taejon area.

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A Study on North Korea's Residential Environment in the Kim Jong-un

  • Sun-Ju KIM
    • The Journal of Economics, Marketing and Management
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    • v.11 no.4
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    • pp.11-18
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    • 2023
  • Purpose: The purpose of this study is to present policy implications by analyzing the residential environment in North Korea under the Kim Jong-un regime. Research design, data, and methodology: Residential environment analysis was reviewed by dividing it into physical, socio-cultural, economic, environmental, and policy aspects. Results: Pyongyang are considerably superior due to it being the residence of the country's leadership and middle class. Secondly, there is a concerning problem with the provision of substandard housing. Construction materials are in short supply, and unreasonable timelines often lead to uninhabitable houses, signaling a need for assistance in housing construction. Thirdly, there is a severe lack of essential residential infrastructure, such as reliable electricity and clean water supply, which significantly impacts the quality of life. Lastly, due to the country's economic hardships, basic housing rights are not guaranteed, leading to deplorable living conditions for many North Koreans. The report suggests that these issues should be addressed through international aid to guarantee the basic human rights of North Koreans. Conclusions: In North Korea, the poor living environment deteriorates the health and quality of life of citizens and adversely affects social and economic development. Therefore, international support and cooperation to improve the living environment of North Koreans is important.

Survey on the Physical Environment of Welfare Facilities for the Aged of the Jeju Province -Focused on the free home for the aged and free nursing home- (제주도 노인복지시설의 물리적 환경에 대한 실태조사 -무료 노인홈과 무료 요양원을 중심으로-)

  • 김봉애
    • Journal of the Korean housing association
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    • v.11 no.4
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    • pp.35-42
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    • 2000
  • The purpose of this study is to prepare desirable elderly housing facilities system in compliance with various characteristics of each region and to help establish policies regarding elderly housing facilities. Present realities and problems of the eight free welfare facilities of two sorts, a free home for the aged and free nursing home in Jeju Province have been studied. In Jeju Province, the average life span and the ratio of the aged people older than 65 are longer and higher than other provinces and the mentality of self-reliance is more widespread. The results are as follows : 1) The average age of the aged is 70 or older and more facilities are located in rural districts. 2) Some facilities are located in the places where are not adequate for life of the aged, and not even suitable as welfare facilities for the aged. 3) Housing environmental conditions of the facilities are relatively good, while indoor facilities for recreation and social life were not well equipped. 4) Life in the facilities can be assessed relatively free, while individual privacy is not well protected. 5) Major community contacting activities included home help service, participation in regional activities, opening facilities to the community.

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Study on Energy Saving Possibilities through Analysis of Environment Control Elements & Natural Ventilation Performance using the CFD & Measurement (CFD와 실측을 이용한 환경제어요소 도입 및 주택 자연환기 성향 검토를 통한 에너지 절감가능성 고찰)

  • Oh, Byoungchull;Lee, Sunyoung
    • Journal of the Korean Solar Energy Society
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    • v.34 no.6
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    • pp.27-37
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    • 2014
  • Heat island is caused by changes of land coverage structure of cities and use of energy in buildings. As a result energy use in buildings get to increase further followed by rising of GHG emission and deteriorating climate change. Eco-friendly housing complex is a kind of plan that applies environmental control elements like water and green spaces to housing complex. With these methods, it can be expected to create thermal environment of indoor and outdoor. In this paper quantitative examination is studied on using CFD to find out the effects of river, water permeable, parks and planting on thermal environment. And by comparing field measurements with CFD results which are aimed to development phase housing complex, feasibility and usability of the CFD analysis results are confirmed. And also, analysis on the ventilation performance followed by natural ventilation system is analyzed by selecting one building in housing complex. Based on the results, the possibilities of energy reduction through making thermal environment and applying natural ventilation are studied. With these outcomes, creating thermal conditions and using natural ventilation would be contributed to GHG reduction.