北方城市地鐵活塞風(fēng)對(duì)地鐵環(huán)境的影響規(guī)律及其有效利用.pdf

1、博士學(xué)位論文北方城市地鐵活塞風(fēng)對(duì)地鐵環(huán)境的影響規(guī)律及其有效利用PistonEffectOntheSubwayStationandIts’一UtilizationintheNorthofChina’一級(jí)學(xué)科：學(xué)科專業(yè)：研究生：指導(dǎo)教師：土木工程供熱、供燃?xì)狻⑼L(fēng)與空調(diào)工程董書蕓由世俊教授天津大學(xué)環(huán)境科學(xué)與工程學(xué)院二零零八年二月ABSTRACTTheinfluenceofpistoneffectonthesubwaystationthrou

2、ghtunnelandpassagewayisoneofthemainfatorinenergyconsumptionofthesubwayItisapotentialmeasurementforenergysavingtomakeuseofthepistonwindintransitionseasonandinwinterComparedwiththetraditionalplatformdoors，therearemanyadvan

3、tagesfortheplatformscreendoorwithvents，becauseitcanmakeuseofpistoneffectforventilationandalsocanassurethesafetyandcomfortBasedonmeasurementsonsite，threemeanareasareinvestigates，ie，theeffectofpistonwindonsubwaystation，the

4、effectofpistonwindonenergyconsumptionofsubwayandapplicabilityoftheplatfonnscreendoorwithventsinnorthcitiesinChinaTheinfluenceofthetraininducedaironsubwaystationandthecomfortlevelofsubwaystationindynamicandtransientcondit

5、ionsareanalysizedbasedonexperimentaldataThecomfortlevel，contentofinspiratoryparticlesandnoiselevelshowthattheenvironmentofsubwaystationwithautomaticplatformgatescansatisfytherequirementofthestandardThesubwaystationiscons

6、ideredasbasementtocarryouttheenergysimulationusingtheprogram：EnergyPlusEnergyconsumptionofplatformscreendoorssystem，automaticplatformgatessystemandplatformscreendoorswithventssystemisanalysizedusingtypicalyearweatherdata

7、basedoncomprehensiveloadanalysisTheaccuracyandconvenienceoftheprogramappliedtosubwaystationisimprovedbysettingparametersandselectingmodulesinreasonTechnologyeconomicanalysisiscarriedouttocomparetheplatformscreendoorwithv

8、entswiththetraditionalplatformdoorsusingannualcostmethodandvalueengineeringTheresultsshowthattheautomaticplatformgatessystemisbetterthantheplatformscreendoorssystemifconsideringtheprimaryinvestsandoperatingcost，whichprov

9、idedesignguidelinesforengineeringapplicationsInordertostudythetemperatureandvelocityfluctuationexactlyaCFD(computationalfluiddynamics)unsteadymodelwithapiecewisefunctionasboundaryconditionsarebuilttosimulatepistoneffect，

10、whichisdifferenttoformerresearchesItisasimplemethodtOacquiremoreexactlydatathansteadymodel，SOthatacompleteeffectiveresearchmethodisdevelopedforthenumericalsimulationstudyofpistoneffectandsubwayventilationandairconditioni