地鐵活塞風與地鐵環(huán)控節(jié)能.pdf

1、同濟大學機械工程學院博士學位論文地鐵活塞風與地鐵環(huán)控節(jié)能姓名：王麗慧申請學位級別：博士專業(yè)：供熱、供燃氣、通風及空調工程指導教師：吳喜平20070301ABSTRACTThepistonwindhascloserelationshipwiththesubwayventilationandtheenergyconsumptionWiththemetrodevelopment，thedeeplyresearchesontheregulari

2、tyofthepistonwindisofthetheoreticalandpracticalvalueTheeffectsonthetemperatureandvelocityfieldsofthetunnelandstationfromthepistonwindareemphaticallyanalyzedStudythefactorsrelatedtothepistonwindandcomparetheenergyconsumpt

3、ionunderdifferentconditionsSeveralmethodsareadoptedinthispapertogethersuchastheoryanalyses，modelexperiment，fieldtestandnumericalsimulationToimitatethesubwaytunnel，themodelexperimentfocusonthetunnelpistonwind’Scharactersa

4、ndtheinfluencingfactors，takingthedescendingobjectastheimpetusThefieldtestsincludethetemperatureandvelocityvariationoftheplatform，theundergroundhall，thestairthepassagewayunderdifferentseasons，time，andtrainconditionsThenum

5、ericalsimulationisbasedontheSES(SubwayEnvironmentSimulation)ThemechanismanalysesarecomposedofonedimensionalsteadyandunsteadyflowtheoryCouetteturbulenttheoryandthreedimensionalunsteadycompressibleflow’SassumptionThrou【ght

6、heresearch，threepartsconclusionsarededucedFist，thetemperatureandvelocitycharactersofthesubwaytunnel，airshaftandwindroadroundaboutinfluencedbythepistonwindunderdifferenttime，trainpositionSecondlythepistonwindaffects’regul

7、arityontheplatform，theundergroundhall，thestairandthepassagewaywithvarioustimeandtrainconditionsThirdlyanalyzethefactorswhichhaveinfluenceonthepistonwindcharacterthrotIghsolevariationexperimentandcomparetheinfluencingdegr

8、eethroughoflhogonalexperimentsTheenergyConsumptionofdifferentconditionsiscomputedandcomparedTheseresultsprovidereferenceforthesubwaydesignandoperatingTakinguseofthepistonwindreasonablyisoneofbasickeystealizethemetroenerg