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김병각(Byeong-Kak Kim),김용환(Yong-Hwan Kim),김종득(Jong-Deug Kim) 대한전기학회 2009 대한전기학회 학술대회 논문집 Vol.2009 No.7
This experiment is significant because we can provide information by measuring effect of energy saving for whom plan to install a geothermal heat & cooling system. The result shows geothemal system can save about 50% of energy(heating : 35%, cooling : 60%) and we verified that when using curtain can help saving 4~12% of energy additionally