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실리콘계열 태양광발전 모듈 수냉각에 의한 출력향상 실증실험
유상필(S. Phil. Yu),김이현(E. H. Kim),정성대(S. D. Jeong),정찬희(C. H. Jeong),김근(K. Kim),심영우(Y. W. Shim),서용석(Y. S. Seo),정남조(N. J. Jeong) 한국태양에너지학회 2010 한국태양에너지학회 학술대회논문집 Vol.2010 No.11
The module of solar photovoltaic power generator of crystalline silicon shows about a 0.5% decrease in output when the temperature increases 1℃ because of the change of electromotive force by temperature. For this reason, as the amount of the concentrated light increases, the efficiency of development tends to decline since the temperature of the module also increases. Therefore, the profits of commercial solar photovoltaic power generator plants have been declining. As of cooling systems, water cooler is excellent at the effect of heat transfer, and is a suitable method for increasing the amount of the concentrated light on the surface of the module. We have been experimenting the effect of the increases in the output about the module of solar photovoltaic power generator in crystalline silicon by using the cooling systems over the years. As a result of the experiment, we measured a cooling effect by seasons and the effect of the increases in output quantitatively. In the event of the country, we could get the effect of 10%~15% output and is considered to get the effect of 8%~12% output according to the net profit, except for operational costs.