Experimental Study on Heating Performance of Heat Pump Chiller under Overload, Frost and Defrost Conditions (과부하 및 착.제상 조건에서 히트펌프 칠러의 난방성능에 관한 실험 연구)
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- Korean Journal of Air-Conditioning and Refrigeration Engineering
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- v.23 no.7
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- pp.477-482
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- 2011