中庭煙氣管理系統(tǒng)的計算機模擬與模型實驗研究.pdf

1、重慶大學碩士學位論文中庭煙氣管理系統(tǒng)的計算機模擬與模型實驗研究姓名：趙聲萍申請學位級別：碩士專業(yè)：供熱、供燃氣、通風及空調工程指導教師：鄭潔2002.10.6重慶大學碩士學位論文英文摘要ABSTRACTBecauseofitspervasivevisionanditsflexibleapplicationatriaaremoreandmotepopularinmodembuildingsAtthesametime，themainfeat

2、ureofstructureonatriaisaflooropeningorseriesopeningsconnectingtwoormorestoriesThiss證1lcturefeaturehaschallengedthetraditionalsmokecontroltechnologywhichistheconceptoffloortofloorcompartmentation，adoptedintraditionbuildin

3、gsThus，thesmokemanagementsystem，adoptedinatriahasbeenposedBasedontwolayerzonemodel，themathematicalmodelofatriasmokemanagementsystem，includingsmokefilling，gravityventingandsmokeexhaustwasdevelopedByusingMATALABcomputerlan

4、guageaprogramWasdevelopedThisⅥRndOWSstyleprogramcansimulatethesmokemanagementsystemofatriaandthesimulatedresultsc缸bedescribedbygraphsneresultssimulatedbytheprogramarccompared塒mtheexperimentsTheexperimentaldatacomefromthe

5、smokefillingexperimentaldataconductedbyUSTC，thedataofgravityventingandsmokeexhaustintheexamplesof刀把ReportoftheDevelopmentonFireProtectionDesigninBuildings，writtenbyJapaneseConstructionCommission，andthesmokeexhaustexperim

6、entsdataconductedbytheauthorTheagreementbetweenthesimulatedresultsandtheexperimentaldataisgoodIthasbeenprovedthatthesimulatingprogramisreliableOntheotherhand，anexperimentalsmallscalemodel，whichis1：8scalingmodelofthePolyU

7、／USTCAtrium，Wasestablished衛(wèi)”effectsofSomefactorsonthesmokelayerinterfaceofthesmokeexhaustsysteminatriaarestudiedbyusingtheorthogonalexperimentsnleresultsoforthogonalexperimentshowsthattheeffectofthevolumetricflowofexhaus

8、tgasesisthemostnotable；theeffectsofthenumberofexhaustinletsandtheheatmiensedrateoffnesourcearelessnotablethantheeffectofthevolumetricflowofexhaustgasesonthesmokelayerinterface；theeffectsoftheseparationofexhaustinlets，the

9、interrelationbetweentimnumberandtheseparationofexhaustinletsandthelocati011ofexhaustinletsarenotable；buttherestfactors’effectsarenotobviousKeyWords：AtriaSmokeManagementSystem，ComputationalSimulation，OrthogonalExperimentⅡ