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폐열회수 환기유닛의 설치에 따른 창호의 결로성능에 관한 연구
백상훈(Paek Sang-Hun),장철용(Jang Cheol-yong),서승직(Suh Seung-Jik) 한국태양에너지학회 2007 한국태양에너지학회 학술대회논문집 Vol.- No.-
The objective of this study is to investigate relation between the heat recovery ventilator and the surface condensation of windows. The surface condensation in windows is taken place when its surface temperatures came to dew point. Generally, there are two causes of the surface condensation in windows. One is due to difference of temperatures between a inside and a outside, another is due to increase of interior water vapors. The former is able to be settled by replacement of components and materials of a window. But, the latter case is very difficult to prevent the surface condensation of windows. Because water vapors occurred for residential active in houses are inevitable and impossible to control it. So, the case of former is a main cause of the surface condensation in windows. Besides, as else a important factor causing the surface condensation in windows, we can take out a heat recovery ventilator. Recently the use of heat recovery ventilator has increased rapidly for improvement of indoor air quality and energy-saving in building. But, the high efficient heat exchange(potential heat) will be more increasable than water vapors which were only occurred by residential active. Therefore, we measured a change rates of interior water vapors according to operation of the heat recovery ventilator through experimentations to confirm association between the ventilator and the surface condensation of windows. Also, we examined it through simulations and verification experiments whether the surface condensation of windows will be influenced by structural features and materials of the ventilator.
백상훈(Paek sang-hun),조수(Cho soo),장철용(Jang Cheol-Yong),이진성(Lee Jin-Sung),성욱주(Sung Uk-Joo),박상우(Park Sang-Woo),서승직(Suh Seung-Jik) 한국태양에너지학회 2006 한국태양에너지학회 학술대회논문집 Vol.- No.-
Research about most suitable design of superhigh adiabatic super windowsHeat losses by windows and doors, acquisitions are dominating large percentage whole building loads. development of high adiabatic windows and doors system is one of important part on save energy dimension. Be ing comparing to result existent windows and doors system that analyze this research and show overall heat transmission rate decreases more than about 50%. Producing sample ore hereafter with result of this research an actual proof experiment by measuring the mortification overall heat transmission rates. If continuous research is achieved in skill application side commercialization, large quantity production, Low-Cost it is expected to contribute greatly in saveenergy of building.
실내 수증기 발생에 따른 주거형 창호의 지속적 결로에 관한 연구
성욱주(Sung Uk-Joo),조수(Cho Soo),장철용(Jang Cheol-yong),이진성(Lee Jin-Sung),백상훈(Paek Sang-Hun),박상우(Park Sang-Woo),송규동(Song Kyoo-Dong) 한국태양에너지학회 2006 한국태양에너지학회 학술대회논문집 Vol.- No.-
The purpose of this study is to investigate continuance of window condensation followed by diffusion and retardation by the factors of indoor vapor occurring. It's necessary to extend the application limit of indoor condition of performance test on the prediction and the level about a condensation occurring on the window to analyze influence of vapor in the air in the room over condensation occurring on the window. It measured the infiltration of the selected house by pressurization test. The result of the test is applied to input parameter of TRNFLOW simulation program of multi zone air flow. On the other hand, It gets the surface temperature decrease of the selected window by Therm 5, heat transfer analysis program of window element. Surface temperature decrease is used to estimate condensation of window surface. Finally, it investigates continuance of window condensation followed by diffusion and retardation by the factors of indoor vapor occurring. In the result of the research on diffusion and retardation of vapor, condensation occurs more in a zone with less infiltration than in other zones. Condensation can often occur in Non-heating spaces.