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1、ARTICLEINPRESSFireSafetyJournal44(2009)230–240ContentslistsavailableatScienceDirectFireSafetyJournaljournalhomepage:www.elsevier.com/locate/firesafModelingthermalbehaviorsofwindowflameejectedfromafirecompartmenta,bbcKeisukeHimoto,TsunetoTsuchihashi,YoshiakiTanaka,TakeyoshiTan
2、akaaPioneeringResearchUnitforNextGeneration,KyotoUniversity,Gokasho,Uji,Kyoto611-0011,JapanbGeneralBuildingResearchCorporationofJapan,Fujishirodai5-8-1,Suita,Osaka565-0873,JapancDisasterPreventionResearchInstitute,KyotoUniversity,Gokasho,Uji,Kyoto611-0011,Japanarticleinfoab
3、stractArticlehistory:Aseriesofreduced-scaleexperimentswerecarriedoutinordertoinvestigatethermalbeha-Received1November2006viorsofwindowflame,whichexposestheupperfloorsaswellastheadjacentbuildingstoReceivedinrevisedformpotentialrisksoffirespread.Astainlesspanfilledwithalcoholwasu
4、sedasthefiresourceand14May2008wasplacedinsideacubiccompartmentof900mmside.TemperaturesandvelocitiesatvariousAccepted21June2008pointsinsideandoutsideofthecompartmentweremeasured.Thecompartmentwaspressu-Availableonline9August2008rizedduringtheexperimentbymechanicallysupplyinga
5、iratseveralmassinflowratesthroughanKeywords:inletductsetatthebottompartofthecompartment.ThiswasforsimulatingfireconditionsunderFirespreadtheeffectofexternalwindpressure.Onthebasisoftheexperimentalobservation,lineWindowflame(i.e.,two-dimensional)heatsourceassumptionwasadoptedfo
6、rdevelopingamodelofwindowTemperaturerise0flamebehavior.AdimensionlessparameterQwasderivedfromthegoverningdifferentialReduced-scaleexperimentequationsinordertogeneralizethemeasurementresults.ExpressionsfortemperatureriseScalemodelalongthetrajectoryDTmandcharacteristicflamewid
7、thbTweredevelopedincorporatingthe0parameterQ.&2008ElsevierLtd.Allrightsreserved.1.Introductionbyentrainingquiescentambientairasgettingapartfromtheopening.However,expressionsoriginallydevelopedforverticallyWhenafireinsideacompartmentdevelopstobeatitsascendingplumesarecommonl
8、yadoptedingeneralizingwindowmostvigorousstage,flameswouldbeejectedfromtheopeningflam
