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에너지 텍스타일에서 배수재에 의한 열교환기의 열성능 변화
이철호(Chulho Lee),장창규(Changkyu Jnag),박상우(Sangwoo Park),최항석(Hangseok, Choi) 한국지반신소재학회 2013 한국토목섬유학회 학술발표회 Vol.2013 No.11
To evaluate effects of the drainage layer in the energy textile, as a continuing study from preliminary research, the simulation for daily cooling and heating operation were performed. In this study, a long-term monitoring has been performed to evaluate the heat exchange rate of each constructed energy textile by simulating daily cooling and heating schedule. Using FLUENT, a 3D finite-volume-method program, a numerical model was carried out to simulate the field test for each energy textile with consideration of air temperature inside the tunnel and drainage layer. After verification of numerical model for field conditions, effect of drainage layer in energy textile was evaluated. From the CFD numerical analyses, average increasing of heat exchange is about 8% in this case due to the drainage layer in energy textile.