大型公共建筑環(huán)境中人群擁擠機理及群集行為特性的研究

1、北京交通大學碩士學位論文大型公共建筑環(huán)境中人群擁擠機理及群集行為特性的研究姓名：胡清梅申請學位級別：碩士專業(yè)：安全技術(shù)及工程指導教師：方衛(wèi)寧20061201』g立交適太堂亟堂僮盈童△旦S!B△￡!ABSTRACTABSI。l己ACli!Thecollectivehumaninthelargescalepubliobuildingsusuallyisthehiddendangerofaccidents，Thecrowdingismores

2、erious，theaccidentriskishi曲er，anditalsoleadstoheaviercasualtiesandlossInordertosuggestpracticalwaystopreventdangerouscrowdpressures，thispaperhasestablishedamodelofpedestrianbehaviortoinvestigatethepedestriancrowdingmecha

3、nismandbehaviorinpublicbuildingsandtoevaluatetheeffectsofaproposedpolicyonthepedestrianfacilRiesbeforeitsimplementation，F(xiàn)irstlythispaperdescribessomeexperimen據(jù)performedtostudypedestrianwalkingbehaviorinstrmghtpassageofun

4、dergroundstationwheremicroscopicdataiscollected，whichthenisgeneralizedtomacroscopicpedestrianbehaviorcharacteristics。Theresulthasbeenputonknowledgeindispensableasinputforthepedestriansimulationtool，suchasfundamentalrelat

5、ionsbetweenwalkingspeedanddensityThensomenewrules，suchastheanisotropiccharacteristicofpedestrianmovement，theavoidanceofdynamiccongestedareas，havebeenaddedtothepedestriansimulationmodelbasedonSocialForceModel，andalgorithm

6、hasbeenoptimizedwiththehelpofstaticforcegid，SOthesimulationbecomesmoreveritablyandcomputationalspeedisalsoacceleratedgreatlyThesimulationmodelhasbeenvalidatedbythecomparisonbetweentherealworlddataandsimulationsFinallythe

7、simulationmodelisappliedforsomeexperimentsonahypotheticalandpracticalsituationtoestimatethecapacityofbottlenecks，togainmoreunderstandingofpedestrianbehaviorinonewayandtWOwaysituationsandtoevaluatesomepoliciesonexitdesign