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환기시스템에서의 배기 오염물질 재유입률 산출에 관한 연구
최두성(Doo-Sung Choi),박덕연(Deok-Yeon Park),조균형(Kyun-Hyong Cho) 한국생활환경학회 2008 한국생활환경학회지 Vol.15 No.4-2
This study evaluates the ventilation efficiency of ventilation system through the analysis of contaminant recirculation ratio of ventilation system in the apartment house. It analyzed air flow CO₂ concentration by wind direction and ventilation system operation rate with CFD program. The results of analysis, if the wind blows at the facade which has OA and EA, there was no contaminant recirculation ratio so this is the most efficient case. However, if the wind blows at the side facade, it occurs the warm current at opposite facade and recirculation ratio was raised up so this case has a lower efficiency.