超市制冷系统冷凝热回收应用研究

214200612()JOURNALOFQINGDAOUNIVERSITY(E&T)Vol.21No.4Dec.2006:1006-9798(2006)04-0083-041,2,2(1.,266101;2.,266071):,,,,,,,,,,:;;;:TB657:A,,,,,,[1-3],,,,,,,[4,5],,,,,1-1-1,12,p0pk,,;23;34,,pkp0,;41,,,[6],41(Q0),23(Qk)p0,:Qk=Q0+P0,QkQ0,,,,(),:2006-05-18;:2006-11-22:(1971-),,,©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.()21,,22()()(),,4Bitzer6H-35.2Y,140hp,12,R404A2,,,Class1armaflex(),25mmSporlan,,,,,,55,,,,,,,55,,,,,,1.5t17,,56min,55,,48©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:3,,,3.1,,,,,55,,,,,,33.21.5t17,,2min11,(9),3,,16.5bar,3bar3,55,20min,,56min,55,,3.3,56min1.5t1755,QQ=mtc,m,g;t,K;c,4.1868J/(gK):Q=2.386105kJ,66.28kWh,6t,266kWh3.4,,1,R,,(9),3,,29.2,1112,,,24L/s,,2.4bar,2.2A,,,,,58©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.()214,,,,,,,,:[1],,.[J].,2006,34(2):64-67.[2].[J].,2003,21(1):7-10.[3],.[J].,2004,4(2):37-40.[4]ZhaolinGU,HongjuanLIU.ThermalEnergyRecoveryofAirConditioningSystem2HeatRecoverySystemCalculationandPhaseChangeMaterialsDevelopment[J].AppliedThermolEngineering,2004,24(17):2511-2526.[5]AriasJ,LundqvistP.HeatRecoveryandFloatingCondensinginSupermarkets[J].EnergyandBuildings,2006,38(2):73-81.[6].[J].,2000(4):19-20.StudyonRefrigerationSystemwithHeatReclaimofCompressorDischargeGasLINFeng2bo1,LIUPei2ji2,LINFeng2yun2(1.QingdaoHaierkailiCO.LTD,Qingdao266101,China;2.CollegeofMechanicsandElectronicsEngineering,QingdaoUniversity,Qingdao266071,China)Abstract:Inthesupermarkets,alotofcondensingheatisdischargedfromrefrigerationsystem.Inthedo2mesticsupermarkets,thecondensingheatiswasted,andresultsintheairpollution.Inthispaper,wepresentanewrefrigerationsystemwithheatreclaimofcompressordischargegas.Theprincipleandcom2positionofthesystemarediscussed.Thesystemconsistsofrefrigerationfacility,heatreclaimfacilityandotherfacility,thekeycomponentoftheheatreclaimfacilityistheheatexchanger.Itisusedtoreclaimex2haustheat.Theheatreclaimsystemcanutilizetherejectedheattoproducehotwaterandlowertheenergycosts.Itcanalsoimprovetheperformanceofrefrigerationsystem.Theeffectivenessoftheproposedheatreclaimsystemisprovedthroughapplicationexperimentsinthesupermarkets.Keywords:heatreclaim;thermalengineering;refrigerationsystem;energyefficiency68©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.