• Title/Summary/Keyword: Housing Energy Saving

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A Study on development of Resourse - saving site Planning techniques based on utilization of Ecosystem - Focused on Housing site - (생태계를 이용한 자원절약형 단지계획기법 개발에 관한 연구 - 주거단지를 중심으로-)

  • 이영무
    • Journal of the Korean Institute of Landscape Architecture
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    • v.18 no.2
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    • pp.111-125
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    • 1990
  • Korea is a nation with poor natural resources. There is a greats need to save resources that are running out in fast face. The purpose of this thesis is to bind the means to save rosources in housing site, especially in highrise apartment. The reason why the high-rise apartments are chosen as a case is 7hat the high-rise is becoming the major form of dwelling in most urban areas. As a tool of saving the ecological way is chosen because ecological energy is free, clean and unlimited. The resources to be saved are divided into two categories, namely energy and non - energy resources as water, land and food. The contents of the thesis are comprised of 4 chapters. The early chaspters are devoted to the understanding of the ecosystem and problems of current energy consumption in the apartment. It is fellowed by the introduction of the hypothesis that can possibly save reouruces. The hypothesis are then transformed into the actual theories through verification, to be established as the new techniques of the site planning. The ecosystem is the functional relationship between the living organisms and their physical surroundings. The living organisms are the plants that produce, animals that consume and bacterias that decompose. They live in the environment which consists of the three worlds of atmosphere, hydrosphere and lithosphere. The whole system is activated by the solar energy that turns the inorganic mallet- into the living organism and back to the inorganic. It is the recycling principle of the ecosystem. The elements of ecosystem that fan be unilimited as the tools of resources -saving are the sun, wind, water, soil, plant and waste. They are unlimited sources of energy. free of pollution and cheap in price. Each of these ecological elements Provide the opportunities that can save the heating fuel, air conditioning energy, water resource, land and food. The ecological approch should be pursued actively in this age of short resources and growing pollution. In the scale of total energy consumption the housing takes the second position next to the industrial use. It is followed by the transportation which shows for less consumption than former two.

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Multi-family Housing Complex Breakdown Structure for Decision Making on Rehabilitation (노후 공동주택 개선여부 의사결정을 위한 공동주택 분류체계 개발)

  • Hong, Tae-Hoon;Kim, Hyun-Joong;Koo, Choong-Wan;Park, Sung-Ki
    • Korean Journal of Construction Engineering and Management
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    • v.12 no.6
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    • pp.101-109
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    • 2011
  • As climate change is becoming the main issue, various efforts are focused on saving building energy consumption both at home and abroad. In particular, it is very important to save energy by maintenance, repair and rehabilitation of existing multi-family housing complex, because energy consumption in residential buildings is not only forming a great part of gross energy consumption in Korea but the number of deteriorated complexes is also sharply increasing. However, energy saving is not considered as a main factor in decision making on rehabilitation project. Also, any supporting tool is not appropriately prepared in existing process. As the first step for development of decision support system on rehabilitation, this paper developed a breakdown structure, which makes clusters of multi-family housing complexes. Decision tree, one of data mining methods, was used to make clusters based on the characteristics and energy consumption data of multi-family housing complexes. Energy saving and CO2 reduction will be maximized by considering energy consumption during rehabilitation process of multi-family housing complex, based on these results and following research.

Evaluation of Indoor Thermal Environment of Houses using for heating in winter (도시가스 사용 주택의 동절기 실내온열환경 평가)

  • Park, Seok-Bong;Lee, Hyun-Woo
    • Journal of the Korean Solar Energy Society
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    • v.25 no.4
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    • pp.125-131
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    • 2005
  • This study identified satisfaction with gas heating and indoor thermal environment, targeting houses using gases for heating. 1) Thermal environment is relatively satisfactory except that indoor humidity is low. 2) A question that indoor temperature has to be decreased for saving energy was given and about two thirds of the respondents answered that temperature has to be lowered. When they were asked how to save energy 57% answered that they put on more clothes and 27% answered that they lower indoor temperature If consistent promotion on energy saving is implementer it's believed that energy can be effectively saved. 3) People wear simple clothes when they stay indoor because they think it is comfortable. However, for energy saving. they gave to wear warm clothes though they stay indoor.

Green Building Design Strategies for Multiplex Housing

  • Park, Won Ho;Ahn, Yong Han;Choi, Young-Oh
    • KIEAE Journal
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    • v.16 no.4
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    • pp.21-30
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    • 2016
  • Purpose: Energy saving in the built facilities is getting important due to energy crisis. The Korea government has been implemented several energy and green building policies and practices. The both of government and industry also developed green building strategies ant technologies to reduce energy consumption and carbon emission. The purpose of this research is to identify applicable green building strategies and technologies for that can be cost effective and applicable to a multiplex house. Method: This research identified appropriate green building strategies from analysing green building strategies from G-SEED certified apartment projects and popular green building strategies. This study also adopted a survey research method to find out the applicable green building strategies for a multiplex housing. In addition, this research also conduct cost estimating to identify initial cost premium of green building strategies. Results: The research outcomes in this study guide a building owner to know about initial cost premiums of green building strategies and technologies and an architect and contractor to identify appropriate and cost effective green building strategies that can be applicable to a multiplex house.

A Study on the Current Status of Building Envelope in detached houses of near Local Cities - with Staff of Small-sized Architectural Design Firms in Gwangju and Jeonnam - (지방도시근교 단독주택의 외피구성 현황에 관한 연구 - 광주광역시/전남 소규모 건축설계사무소 실무자를 대상으로 -)

  • Park, Sung-Jin;Lee, Chang-Jae
    • KIEAE Journal
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    • v.13 no.2
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    • pp.53-60
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    • 2013
  • This study examined the building envelope structure used in small housings near urban area which have not good energy source in relation to the application of passive design for energy saving of small-sized architectural design firms in local cities and aimed to provide the basic materials of future design direction of designers and housing owners by analyzing economy of a project in order to know the amount of energy saving and additional expenses depending on the building envelope pattern. As a result of comparing and examining the energy saving cost from the period of use compared to investment by the thickness of insulating materials based on building envelope pattern for energy saving, it was found that the thicker the insulating materials are, the more energy saving amount is. While the current bead-type insulating materials have short payback period due to low initial investment, extruded insulating materials show the difference of five years compared to bead-type insulation because of its high initial investment.

Experimental Study on Thermal Performance Evaluation of Granulated PCM(G-PCM) (Granulated PCM(G-PCM)소재의 열적성능 평가에 관한 실험적 연구)

  • Jeong, You-Gun;Lee, Han-Seung
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2012.05a
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    • pp.265-266
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    • 2012
  • Recently, preparing countermeasures about energy depletion and CO2 emission progressing rapidly is considered as an urgent problem not only in domestic country but also in international countries. Among this, the requirement for the comfort development of in door environment is increasing according to housing culture and life environment changing. Thus, it is required urgently to save building energy and develop fusion technology maintaining comfort of indoor environment. Recently, energy-saving ways in saving heating and cooling energy by latent heat and thermal storage is considered significantly. In this study, keeping up with the times, thermal performance analyzed. Also, this study has the aim to draw materials for evaluating usefulness and efficiency.

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A Case Study on Environment Friendly Housing in Germany -Focused on Freiburg Vauban Housing Complex- (독일친환경주거사례연구 -프라이부르크 보봉(Vauban)주거단지를 중심으로-)

  • Kwak, Yu-Mi;Cho, Jeong-Hyun;Choi, Jung-Shin
    • Proceeding of Spring/Autumn Annual Conference of KHA
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    • 2005.11a
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    • pp.243-248
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    • 2005
  • As environmental Problems are increasing, many attempts to solve problems and preserve environment are appearing around the world. Not only in construction, but also dwelling life, residents attend many activities to improve environmental problems. Ecological development example of Freiburg in Germany was focused in this study to show the direction of development of environmental friendly housing complex in Korea. The target of study is Vauban Housing Complex of Freiburg in Germany. The study methods are literature study and field trip. Contents of the study include 1) formation process of the complex 2) physical environment of the complex 3) environmental friendly factors of the complex 4) environmental friendly life style of the residents, etc. Result of this study is as follows. Vauban Housing Complex was remodeled from the existed army buildings by residents themselves through education and negotiations. Residents' life satisfaction and housing adaptation level were high on the whole. The principle of the complex formation was use of natural feature itself in maximum against developing in minimum. For instance, construction materials, energy saving, resources saving were planned and used carefully. The residents led community successfully according to environmental friendly life principles. In conclusion, the persistent study on environmental components is necessary that is suitable to Korean situation.

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A study on the Estimation of Standard Heating City Gas Consumption of Apartment Housing (공동주택의 난방용 도시가스 표준사용량 산정에 관한 연구)

  • Shim, Yun-Hee;Choi, Chang-Ho;Lee, Hyun-Woo
    • Journal of the Korean Solar Energy Society
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    • v.26 no.3
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    • pp.89-97
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    • 2006
  • Our Housing culture continuously changes for the correspondence to social development and changes of economy, and be developing. A massive apartment complex continuously increased, and According to this in our country heating energy consumption of a residential building is continuously increasing at country me whom was limited in order to raise efficient residential land use and diffusion ratio of house. If confirm an element to be able to reduce use of a heating energy, and there is saving possibility to parts of energy saving, this study will present the standard amount used with bases to the gas amount used for heating and Field Test data about room temperature. Execute simulation with building balance (public area, a plain), the gas amount useds such as incense of a building, indoor setting temperature ($^{\circ}C$), a position of an apartment house etc. to affect the energy amount used of a valuation object building of a variable through Field Test and research on the actual condition. Calculate the standard amount used of city gas for winter season heating of a comparative analysis apartment house to data value getting the above results through Field Test and simulations with bases.

A Study on the Eco-friendly Properties of Apartment Housing Playground in Germany (독일 공동주택 놀이터의 친환경적 특성 연구)

  • Kim, Ja Kyung
    • Korean Institute of Interior Design Journal
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    • v.24 no.5
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    • pp.87-98
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    • 2015
  • As an apartment house as well as improving quality of life is becoming one of the brands, it is increasing the importance of the outer space with the facilities in the housing complex. In particular, the outdoor playground such as the community facilities that children and adults share as the activity areas for residents has received attention. However, actually children have not used many of Korean apartment housing playgrounds that were installed formally in the scrap area according to the housing plan by residential construction standards. it is considered necessary to improve the quality of the playground in housing complex and reform it in order to make the eco-friendly play space in which children can play safely and h healthily. As an alternative, we analyzed the eco-friendly properties of the playgrounds installed in the eco-friendly housing complex in Germany and derived the main planning elements of eco-friendly playground. In the observational survey of the 10 playgrounds in 9 housing complexes in 5 regions in Germany, we evaluated the environment-friendliness of these playgrounds in the 8 fields(location and placement, ecological environment, play space, play equipment and facilities, additional facilities, materials and resources, energy saving, environmental load reduction) according to the levels(suitable, partial reflection, unsuitable, non-reflection) of reflection of eco-friendly planning factors. The following is the summary of the results about the reflection of eco-friendly planning factors. In terms of "suitable": location and placement(88.8%), play equipment and facilities(73.5%), additional facilities(60.6%), environmental load reduction(54%), and ecological environment(50%) were higher than others. In terms of "unsuitable": there was nothing. In terms of "non-reflection": energy saving(95%), additional facilities(32.2%), and materials and resources(30.9%) were in order. Therefore, on the basis of these results, this study proposed the planning indicators to be considered first and the planning factors that should be complemented and improved in the construction of apartment housing playground in future.

The Characteristic of the Concentration Transition of Chemical Substances in Energy Saving House and Apartment House (에너지절약 주택과 일반 아파트에서의 실내 화학오염물질 농도 변화 특성)

  • Yoo, Bok-Hee;Park, Sun-Hyo
    • Journal of the Korean housing association
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    • v.19 no.1
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    • pp.49-55
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    • 2008
  • Recently, much attention has been paid to the problem such as sick building syndrome, which caused by the indoor air pollutant. Volatile Organic Compounds $(VOC_s)$ and formaldehyde have been considered as one of the main reason that causes indoor air pollutant. This study is for introducing and designing thermal performance of super energy saving building by conducting $VOC_s$ and formaldehyde concentration in the 3Liter house. The results of the measurement for 10 months showed that $VOC_s$ and formaldehyde decreased until the guideline concentration. It took about 7 months, and it appeared right after new construction. However, their levels were showed higher concentration in comparison with the ordinary residential houses (apartment house). The main difference of between newly built 3Liter house and ordinary apartment is their air changes, which are 0.67/h for 3Liter house and 4.0/h for the apartment.