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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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parameteroptimizationonlow？temperaturereheatingorganicrankinecycle
, PP. 26-29
Keywords: orc,reheatpressureratio,netpower,heatefficiency,exergyefficiency
Abstract:
bytakingr601andr245caasthecycleworkingfluid,theinfluenceofreheatpressureratioonlow？temperaturereheatingorganicrankinecycle(orc)systemwasinvestigated,onthebasisofthefirstandsecondlawofthermodynamics.combinedwithprogrammingthroughmatlabandbefprop,thesystemnetworkwastakenastheobjectivefunctiontodeterminetheoptimalreheatpressureratio.theresultsshowedthat,withanincreaseinevaporationtemperature,thereheatpressureratiograduallyreducedwhilethesystemnetworkincreased;theheatefficiencyrosebuttheexergyefficiencydecreased.theincreaserangeofsystemnetworkwashigherthanthatoftheheatefficiencyandexergyefficiency.inpracticalapplication,themaximumnetworkofthereheatingorcsystemshouldbeascertainedaccordingtotheworkingfluidandevaporationtemperature.
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