本科生毕业设计外文翻译

本科生毕业设计外文翻译

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1、毕业设计外文翻译姓名:郑君雄学号:08044216指导老师:简毅文完成日期:2012.5.17原文:Thermalcomfortinthefuture-ExcellenceandexpectationP.OleFangerandJørnToftumInternationalCentreforIndoorEnvironmentandEnergyTechnicalUniversityofDenmarkAbstractThispaperpredictssometrendsforeseeninthenewce

2、nturyasregardstheindoorenvironmentandthermalcomfort.Onetrenddiscussedisthesearchforexcellence,upgradingpresentstandardsthataimmerelyatan“acceptable”conditionwithasubstantialnumberofdissatisfied.Animportantelementinthisconnectionisindividualthermalcontro

3、l.Asecondtrendistoacknowledgethatelevatedairtemperatureandhumidityhaveastrongnegativeimpactonperceivedairqualityandventilationrequirements.FuturethermalcomfortandIAQstandardsshouldincludetheserelationshipsasabasisfordesign.ThePMVmodelhasbeenvalidatedint

4、hefieldinbuildingswithHVACsystemsthatweresituatedincold,temperateandwarmclimatesandwerestudiedduringbothsummerandwinter.Innon-air-conditionedbuildingsinwarmclimatesoccupantsmaysensethewarmthasbeinglessseverethanthePMVpredicts,duetolowexpectations.Anexte

5、nsionofthePMVmodelthatincludesanexpectancyfactorisproposedforuseinnon-air-conditionedbuildingsinwarmclimates.TheextendedPMVmodelagreeswellwithfieldstudiesinon-air-conditionedbuildingsofthreecontinents.Keywords:PMV,Thermalsensation,Individualcontrol,Airq

6、uality,AdaptationASearchforExcellencePresentthermalcomfortstandards(CENISO7730,ASHRAE55)acknowledgethatthereareconsiderableindividualdifferencesbetweenpeople’sthermalsensationandtheirdiscomfortcausedbylocaleffects,i.e.byairmovement.Inacollectiveindoorcl

7、imate,thestandardsprescribeacompromisethatallowsforasignificantnumberofpeoplefeelingtoowarmortoocool.Theyalsoallowforairvelocitiesthatwillbefeltasadraughtbyasubstantialpercentageoftheoccupants.Inthefuturethiswillinmanycasesbeconsideredasinsufficient.The

8、rewillbeademandforsystemsthatallowallpersonsinaspacetofeelcomfortable.Theobviouswaytoachievethisistomovefromthecollectiveclimatetotheindividuallycontrolledlocalclimate.Inoffices,individualthermalcontrolofeachworkplacewillbecommon

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