CPV 냉각용 열분산기 모듈의 열성능에 관한 실험적 연구
Experimental Investigation on the Thermal Performance of a Heat Spreader Module for the CPV Cooling
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Inthispaper,thethermalperformanceofaheatspreadermoduleforCPV(ConcentratingPhotovoltaic)cooling isexperimentallyinvestigated.Inordertoevaluatethethermalperformanceoftheheatspreadermodulewhich consistsofaMetalPCB andanaluminum alloyheatspreader,experimentsareconductedwithvaryingthetype ofthemetalPCB,thethicknessoftheheatspreader,theinclinationangle,andtheappliedheatflux.Tovalidate theexperimentaldata,threedimensionalnumericalsimulationsareperformedusingthecommercialsimulationtool inthepresentwork.Theexperimentalresultsarecomparedwiththecorrespondingnumericalresultsandarein closeagreementwiththenumericalresults.From theexperimentalresults,thetemperaturedifferencebetweenthe maximum temperatureandtheambienttemperatureincreaseswithdecreasingthethicknessoftheheatspreader andwith increasing theappliedheatflux.Also,itisfound thattheinclination anglesignificantly affectsthe thermalperformanceoftheheatspreader.themaximum temperaturedifferenceoftheheatspreaderwiththe horizontalorientationismuchlargerthanthatwiththeverticalorientation
Abstract
Inthispaper,thethermalperformanceofaheatspreadermoduleforCPV(ConcentratingPhotovoltaic)cooling isexperimentallyinvestigated.Inordertoevaluatethethermalperformanceoftheheatspreadermodulewhich consistsofaMetalPCB andanaluminum alloyheatspreader,experimentsareconductedwithvaryingthetype ofthemetalPCB,thethicknessoftheheatspreader,theinclinationangle,andtheappliedheatflux.Tovalidate theexperimentaldata,threedimensionalnumericalsimulationsareperformedusingthecommercialsimulationtool inthepresentwork.Theexperimentalresultsarecomparedwiththecorrespondingnumericalresultsandarein closeagreementwiththenumericalresults.From theexperimentalresults,thetemperaturedifferencebetweenthe maximum temperatureandtheambienttemperatureincreaseswithdecreasingthethicknessoftheheatspreader andwith increasing theappliedheatflux.Also,itisfound thattheinclination anglesignificantly affectsthe thermalperformanceoftheheatspreader.themaximum temperaturedifferenceoftheheatspreaderwiththe horizontalorientationismuchlargerthanthatwiththeverticalorientation
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