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10120102REFRIGERATIONANDAIRCONDITIONING13216:2009207209:,Email:techyo@126.com();;Applicationanddevelopmenttrendofair2conditioningfanTianQiyongMaGuangyuWuJunfeng(HefeiGeneralMachineryResearchInstitute)ABSTRACTAir2conditioningfaniswidelyusedinair2conditioningandHVAC.Introducesthestructure,classification,applicationandproblemsinuseaboutair2conditioningfan.KEYWORDSair2conditioningfan;application;development,,,,,,,,,1,,,,,,1.13,1,2,,,31.2(JB/T64111992,JB/T72211994,JB/T90681999,GB/T139332008)4:,,,2,/2.1221410123,,,,,,:150150000m3/h,2000Pa,,240000m3/h2.2,,,,,,,1:15:100025000m3/h,30200Pa20000300000m3/h2.3,:2001500m3/h,40Pa33.12004,,,,110,44,,50,30,,,,53.2,,a.1;b.50001;c.20005000;d.10002000;e.10005,70,11262,,80,,90,,,,NICOTRA30,,,,,,20,,,,AMCA,,,,,3.3,1610,:1),,,,,,2),,3),,4),3.4,,,,,;,,,,,,,,4,,,,,,[1]..,2005.[2]..:,1999.(53)2),,,,,,,3),,0.250.5kPa,25,1.763.54kg/m3,14.72L,0.0260.052kg,3.2kg,0.81%1.63%,4,,,,,[1]MulroyWJ,DidionDA.Refrigerantmigrationinasplit2unitairconditioner.ASHRAETransactios,1985,91(1):1932206.[2]MJPJanssen.Cyclinglossesincoolingcircuits.MScThesis,WOP2WET89.002,Eindhoven.UniversityofTechnology,1989.[3].[D].,2008.[4],...2004,4(6):125.[5],..,2002,30(1):49251.