空调冰蓄冷系统热经济学性能分析

1671-6612200804-066-03200093O414.1AHeatEconomicAnalysisofAir-ConditioningWithIceStorageSystemLiuJinsongWangJinChenJun(UniversityofShanghaiforScienceandTechnology,CollegeofUrbanConstruction&EnvironmentEngineeringshanghai200093)AbstractThispaperaimstomakethermaleconomicsanalysisofthemodeloficestoragesysteminicestorageair-conditioningthroughextensiveapplicationofthewidely-usedalgebramodelinthermaleconomics.Atthesametime,byusingtheexergycostdifferentialandexergyeconomicfactorasestimationstandardinsystematicthermaleconomics,Inotonlyanalyzetheexergycostdifferentialandexergyeconomicfactorindifferentsubsystems,butalsopointoutthemainreasonsfortheweaktacheofenergy-usageinthesystemandaswellputforwardsomesuggestionstooptimizethedesignoftheicestoragesystem..Keywordsheateconomics;icestoragesystem;exergycostdifferential;exergyeconomicfactor1985.3-200805150[1]22.1122420088RefrigerationandAirConditioningVol.22No.4Aug2008.066068224·67·12.2161089nmAn×mECncnm0=+××nCCEA(1)nm,(1)mnm-n2F-2P-2L0ThsT01(1)6c1~c1010c9c82F-2P-2L1+01−ijajijiji1-10000010001-101-10000001-1000000-100100000-1000001-10100000-101000=A12345678910·68·200863cc=010=c(2)0.55/kw·h,20,21/800002000110020002000450002/kW//MJ1474830907124969208670329878097284328080907253008109913614296097287140430997481343410433914397097661011967098602.32AmijEejEjijcejcnkCKkc∆kikekccc,,−=∆(3)kikecc,,(4)(5)∑∑===mjijmjijijkiEEcc11,(4)∑∑===mjijmjijejkeEEcc11,(5)2Af∑∆•=mjkijnkcECf(6)∑∆•=mjkejnkcECf(7)f(6)f(7)f0.7f0.30.3f0.7123·74·20084Origin7.0[1].[D].,2007.[2],..,2005.[3].Origin7.0[M].,2004:56-80.683MJc//∆f0.01500.49270.04010.00460.06570.00160.08410.00340.08410.01440.02040.33563(1)(2)(3)[1].[J].,1998(4)3133.[2],.[J].,2004,(2)3133.[3].[J].,2003,(4)99101.[4],.[J].,2005(1)121124.[5]AValero,Juallar,MMunoz.TheExergeticCostandRelatedConcepts:AnApplicationtoaSimpleCogenera-tionPlant.AInternationalSymposiumonSecondLawAnalysisofThermalSystemRoma,1987:123130.