室內(nèi)機橫流風機系統(tǒng)氣動優(yōu)化設計.pdf

1、上海交通大學博士后學位論文室內(nèi)機橫流風機系統(tǒng)氣動優(yōu)化設計姓名：田杰申請學位級別：博士后專業(yè)：機械工程指導教師：彭穎紅；杜朝輝201103上海交通大學博士后研究工作報告摘要STUDYOFIⅣ口REVEM匠NTONAERoDYNAMICPERFORMANCEOFCROSSFLOWFANIND00RUNITSABSTRACTSplitwall—mountedairconditionerindoorunitsarewidelyusedforth

2、eirlOWnoise，compactstructureandstrongcoolingcapacityWiththedevelopmentoftechnologyandimprovementofpeople’Slivingstandard，demandofhiIghperformanceindoorunitsisincreasedrapidlyUnderaglobalbackgroundofenergyefficiencyandlow

3、carbonemission，itishighlydemandedontheperformanceofairconditioners，especiallysplitwall—mountedindoorunitsMuchmoreattentionhasbeenpaidtothermo—comfort，energysavingandenvironmentprotectionaSgoodoutlook，lownoise，properprice

4、areconsideredimportantfactorsforindoorunitsInthispapercrossflowfaninindoorunitsanddifferenttypesofinletguidevanetogetherwithdifferenttypesofimpellerareinvestigatedWithhelpofexperimentandCFDsimulation，aerodynamicandaeroac

5、ousticperformances，flowfielddetailsandunsteadypressurefluctuationofcrossflowfaninindoorunitsarestudiedMainresearchcontentsandresultsofthispaperareasfollows：1Designandsetupexperimentalequipmentsuitableforaerodynamicaeroac

6、ousticmeasurementofcrossflowfaninindoorunitsTheequipmentcanbeusedtoCalTyouttheexperimentalresearchontheindoorunitsundervariousoperatingconditionsandgeometryparameters2WithhelpofexperimentandCFDsimulation，flowfielddetails

7、andaerodynamic—aeroacousticperformanceofcrossflowfanwithIGVinindoorunitsarestudiedDifferentgeometryparametersofIGVaretheninvestigatedtoanalyzethechangeofflowandinletlossatdifferentpre—rotatingconditionsMoreoveraeroacoust