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창호통합형 배열회수 환기시스템의 열성능 및 경제성 평가
성욱주(Uk-Joo Sung),조수(Soo Cho),송규동(Kyoo-Dong Song) 대한설비공학회 2012 설비공학 논문집 Vol.24 No.8
This study is intended to analyze the thermal performance and evaluate the applicability about non-duct type heat recovery ventilation system integrated with window. Eventually, economic analysis of the system is conducted according to building energy saving ratio of it. As results of the thermal performance, the U-factor of the window conducted on the basis of KS F 2278 appears to 1.8 W/㎡K, and the effective heat exchange efficiency of the ventilator conducted on the basis of KS B 6879 appears 49.95% for cooling, 66.89% for heating. In the applicability evaluated by TRNSYS 16, the caes of applying the heat recovery ventilator integrated with window is found to reduce the cooling or heating load by 2.9% or 13.5% than the non-ventilator case. The results of economic analysis taking a side of consumer is verified as the payback is 3 years, and the accumulated earning is 1,408,133 won in terms of ‘600,000 won/unit’ for initial cost, 10 years for useful life of the system.
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.