dc.creatorIsmail, KAR
dc.creatorAbogderah, MM
dc.date1998
dc.dateFEB
dc.date2014-07-30T14:31:05Z
dc.date2015-11-26T16:11:45Z
dc.date2014-07-30T14:31:05Z
dc.date2015-11-26T16:11:45Z
dc.date.accessioned2018-03-28T23:00:15Z
dc.date.available2018-03-28T23:00:15Z
dc.identifierJournal Of Solar Energy Engineering-transactions Of The Asme. Asme-amer Soc Mechanical Eng, v. 120, n. 1, n. 51, n. 59, 1998.
dc.identifier0199-6231
dc.identifierWOS:000072133400008
dc.identifier10.1115/1.2888047
dc.identifierhttp://www.repositorio.unicamp.br/jspui/handle/REPOSIP/59255
dc.identifierhttp://repositorio.unicamp.br/jspui/handle/REPOSIP/59255
dc.identifier.urihttp://repositorioslatinoamericanos.uchile.cl/handle/2250/1267164
dc.descriptionThis paper presents a comparative study between theoretical predictions and experimental results of a flat-plate solar collector with heat pipes. The theoretical model for the heat pipe solar collector is based upon the method by Duffie and Beckman (1980), modified to use heat pipes for energy transport. The methanol filled heat pipes are self-contained devices whose evaporators are inserted under pressure in the flat plate of the solar collector and the heat exchange is carried out at their condensers. The evaporators contain a wick of one mesh layer to ensure a better distribution of the working fluid The condensers are wickless and inclined 15 deg more than the inclination of the evaporators to facilitate the return of the condensate to the evaporators. The time constant of the heat pipe solar collector was calculated and found to be about 23 minutes. Also presented in this paper are comparative experimental results of the proposed solar-collector and a conventional commercial solar collector The two collectors were tested simultaneously. The instantaneous efficiencies of the heat pipe solar collector are lower than the conventional collector in the morning and higher when the heat pipes reach their operating temperatures.
dc.description120
dc.description1
dc.description51
dc.description59
dc.languageen
dc.publisherAsme-amer Soc Mechanical Eng
dc.publisherNew York
dc.publisherEUA
dc.relationJournal Of Solar Energy Engineering-transactions Of The Asme
dc.relationJ. Sol. Energy Eng. Trans.-ASME
dc.rightsfechado
dc.sourceWeb of Science
dc.titlePerformance of a heat pipe solar collector
dc.typeArtículos de revistas


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