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1、ARTICLEINPRESSFireSafetyJournal44(2009)230–240ContentslistsavailableatScienceDirectFireSafetyJournaljournalhomepage:www.elsevier.com/locate/firesafModelingthermalbehaviorsofwindowflameejectedfromafirecompartmenta,bbcKeisukeHimoto,TsunetoTsuchihashi,YoshiakiTanaka,TakeyoshiTanakaaPioneerin
2、gResearchUnitforNextGeneration,KyotoUniversity,Gokasho,Uji,Kyoto611-0011,JapanbGeneralBuildingResearchCorporationofJapan,Fujishirodai5-8-1,Suita,Osaka565-0873,JapancDisasterPreventionResearchInstitute,KyotoUniversity,Gokasho,Uji,Kyoto611-0011,JapanarticleinfoabstractArticlehistory:Aseri
3、esofreduced-scaleexperimentswerecarriedoutinordertoinvestigatethermalbeha-Received1November2006viorsofwindowflame,whichexposestheupperfloorsaswellastheadjacentbuildingstoReceivedinrevisedformpotentialrisksoffirespread.Astainlesspanfilledwithalcoholwasusedasthefiresourceand14May2008wasplacedi
4、nsideacubiccompartmentof900mmside.TemperaturesandvelocitiesatvariousAccepted21June2008pointsinsideandoutsideofthecompartmentweremeasured.Thecompartmentwaspressu-Availableonline9August2008rizedduringtheexperimentbymechanicallysupplyingairatseveralmassinflowratesthroughanKeywords:inletduct
5、setatthebottompartofthecompartment.ThiswasforsimulatingfireconditionsunderFirespreadtheeffectofexternalwindpressure.Onthebasisoftheexperimentalobservation,lineWindowflame(i.e.,two-dimensional)heatsourceassumptionwasadoptedfordevelopingamodelofwindowTemperaturerise0flamebehavior.Adimension
6、lessparameterQwasderivedfromthegoverningdifferentialReduced-scaleexperimentequationsinordertogeneralizethemeasurementresults.ExpressionsfortemperatureriseScalemodelalongthetrajectoryDTmandcharacteristicflamewidthbTweredevelopedincorporatingthe0parameterQ.&2008ElsevierLtd.Allrightsreserv
7、ed.1.Introductionbyentrainingquiescentambientairasgettingapartfromtheopening.However,expressionsoriginallydevelopedforverticallyWhenafireinsideacompartmentdevelopstobeatitsascendingplumesarecommonlyadoptedingeneralizingwindowmostvigorousstage,flameswouldbeejectedfromtheopeningflam
