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건축물에너지효율등급 인증현황분석을 통한 에너지 자립률 고찰
김기태(Ki-Tae Kim),장문기(Mun-Ki Jang),송일학(Il-Hak Song),김성민(Sung-Min Kim) 한국건축친환경설비학회 2017 한국건축친환경설비학회 논문집 Vol.11 No.4
This study provides basic data for implementing zero energy buildings. The targets were analyzed for buildings with buildings in the building energy efficiency rating of 1 ++ or higher. The target building is classified as a passive and active element. The passive element analyses thermal transmittance values for walls, windows, roofs, and floors. And the active element analyzed heating, cooling, hot water supply and new renewable energy. Based on the analysis results, the status of the building was reviewed through box-plot. also Renewable energy sources in solar and geothermal systems have calculated energy output. Most of the target buildings were rated below the minimum grade. To implement zero energy buildings, Improved insulation performance for minimizing the load of buildings and requires an active system design for optimum operation. Based on this study, we will conduct a study on the optimal design of passive and active elements for implementing zero energy buildings.
공기열 히트펌프의 난방 소요량 산정을 위한 온도등급 및 운전방식 세분화 방법에 대한 고찰
손영익(Yeong Ik Son),장문기(Mun Ki Jang),김성민(Sung Min Kim) 대한설비공학회 2019 대한설비공학회 학술발표대회논문집 Vol.2019 No.-
온실가스 감축 목표 달성을 위해 정부에서는 건축 부분의 감소를 강조하고, 특히 건물 냉난방 에너지 절감을 위해 노력하고 있다. 히트펌프 시장은 연간 10%이상 증가하고 있으며 화석연료를 중심으로 하는 전통적인 난방기기들을 대체하고 있다. 현재 국내의 히트펌프의 에너지 성능평가의 경우 온도 등급을 두 가지로 규정하고 가동방식 또한 단독가동 형식만 지원하고 있다. 본 연구에서는 독일의 에너지 성능 평가서인 DIN V 18599를 분석하고 온도 등급과 다수 히트펌프의 가동을 고려한 계산방식에 대해 제안한다. 온도별 COP가 상이한 히트펌프의 특성을 고려하여 온도등급을 세분화하고, 가동 방식을 선택가동과 병렬가동으로 구체화하였다. 오차의 검증을 위해 국내 에너지 효율 등급 평가 프로그램인 ECO2 프로그램과 IBP 프로그램과 교차 검증을 수행하고, 이를 통해 현재 평가방식과의 오차를 확인하였다.
사무소 건물에서 화장실의 위생기구 이용 패턴과 적정 기구수 산정을 위한 사례연구
문경환(Moon, Kyeong-Hwan),정광섭(Chung, Kwang-Seop),김영일(Kim, Young-Il),장문기(Jang, Mun-Ki) 대한건축학회 2012 대한건축학회논문집 Vol.28 No.3
During the last decade, an increasing interest in the usage pattern of sanitary fixture at toilet has emerged. The purpose of this paper is to evaluate comprehensively the usage characteristics of sanitary fixture at toilet in office building. In this paper, the interviewing survey of occupant’s responses to the toilet usage were carried out. Interviewing surveys were made of the usage factors such as the usage frequency and the usage time of WC or urinals, and the preference of facilities or appliances at toilet, etc. Furthermore, the number of sanitary fixture at toilet were calculated by queuing theory simulation. The study then suggests the basic data or guideline for assessing the optimum number of sanitary fixture at toilet based on field survey in office building. As the result of this research, the frequency of using toilet was mainly 3 ∼ 5 times per day. And the frequency of women using as higher than men. In addition, the frequency time of using toilet for urinating was 1 ∼ 3 minutes and the frequency time of using toilet for defecating was 3 ∼ 5 minutes. Furthermore, most men preferred toilet which is nearby window but women did not prefer toilet nearby window. According to the research, most men preferred toilet which is nearby window because of ventilating when they smoked. However, most women did not prefer because of the privacy. Finally, most results of this research indicated that the pattern of using toilet did not depend on sex either age excluding the frequency of using toilet per day.
주호길 ( Joo Ho-gil ),리신호 ( Rhee Shin-ho ),김준봉 ( Kim Jun-bong ),장문기 ( Jang Mun-ki ),윤성수 ( Yoon Seong-soo ),장성강 ( Zhang Cheng-gang ) 한국농공학회 2002 한국농공학회 학술대회초록집 Vol.2002 No.-
A layout planning of the rural village must consider regional, environmental and historical background, at the view of future-oriental. The study is Ryongsan-chon, that common the Korean rural village in China. It has a good environment for agriculture but lacking facilities for life. The layout plans that consider the characteristic of in-China, and Korean made out.