地鐵側(cè)式站臺改造工程橫向通風(fēng)氣流組織研究.pdf

1、天津大學(xué)碩士學(xué)位論文地鐵側(cè)式站臺改造工程橫向通風(fēng)氣流組織研究姓名：韓榮山申請學(xué)位級別：碩士專業(yè)：供熱、供燃氣、通風(fēng)與空調(diào)工程指導(dǎo)教師：由世俊20070101ABSTRACTAgoodventilationdesignofthesubwaystationcanreducetheinvestmentandenergyconsumption，produceasafeandcomfortableboardingenvironmentthenth

2、esubwaysystemwillbebuiltandoperatedinamoreefficientwayTheventilationsystemofairconditionoftheoriginalcircuitdemandreconstructionforthecurrentsubwayNo1lineofTianjin，buttheairsupplymodeisrestrictedbythelowplatformhighnessA

3、llofthenewlybuiltinvestmentwillbehugeiftheoriginalsubwaycircuitabandonedAimatthisproblem，YouprofessorresearchgroupofTianjinUniversityputforwardtheorganizedtransverseventilationschemeFocusingontheevaluationandoptimization

4、oftheventilationoftheSidePlatformStationreconstructionofTianjinMetro，thisstudyestablishthreedimensionmodeloftheventilationDesignatthetypicalsouthweststationwiththeStandardturbulencek一占ModelbyusingCFDtechniquesThroughthes

5、imulationresultswecallseethatthetransverseventilationdesignschemesupplyairequablytodifferentstationfields，thetemperaturefield，thespeedfieldisveryevenandequilibriumBasedontheoriginalplanofthesystem，thestudygivetheprogramw

6、ithaddinglocalexhausttemovethecondensationheat，simulationsshowthatthelocalexhaustsystemCantakeabetterenvironmentTheairfloworganizationofthesouthweststationhasbeentestedinthesumlTlgrandwinterstagesrespectivelyafterthetian

7、jinmetrono1trialbusinessBasedonthecomparethetestedratingairvolumeinsummer、析ththesimulationresults，wefoundthatthehorizontalventilationschemepreventtheheatdiffusecausedbythetunnelpistonwindandthetrainThepassengershavewellt

8、hermalcomfortSecondly，throughtheanalysisoftheairflowdataat80％loadconditioninsummer，experimentalstudyshowthatitisfeasibletousetheVAVsystemThedataacquiredfromtheairfloworganizationtestindicatethatThenaturalventilationCalls