城市行人交通流的實(shí)測(cè)、建模和模擬初探.pdf

1、中圖分類號(hào)：∥，t密級(jí)：?jiǎn)挝淮?hào)：11903學(xué)號(hào)：02720810上海大學(xué)⑩碩士學(xué)位論文SHANGHAIUNⅣERSITYMASTER’STHESIS作者睦叢一學(xué)科專業(yè)流體力學(xué)導(dǎo)師夔堂強(qiáng)塾握董左摳副教援完成日期一至Q墮生墨旦ABSTRACTInrecentyears，pedestrianⅡafficresearchhasdrawnincreasinglymoreattentionofscientistsinvariousfieldsIn

2、thisthesis。theadvancesinstudyofpedestrianflowsarebrieflyreviewedOnthebasisofinsitumeasurementssomebasiccharacteristicsaregained，andpedestrianflowsaremodeledandsimulatednumericallyviathehydrodynamicmodelandcellularautomat

3、onmodelComplexdynamicalbehaviorsofpedestriantrafficarethellanalyzedThemainpartofworkconductedbytheauthoriSoutlinedasfollows1)Throughmanualcountingandvideophotographing，alargeamountofdatainpedestriantrafficinthecityareawe

4、recollectedandprocessedAndthenthepedestriancharacteristicsweredescribedandsomeimportantparametersweredeterminedFromtheobserveddataitiSconcludedthat，thewalkingspeedandstep行equencyincrowdspossessGaussiandistributionandther

5、eexistslightdifferencesofspeedandfrequencyamongmaleandfemale，elderandyoungerwalkersThepresentedresultsaresimilartothosegivenbyforeignscholars，egHendersonItisalSOpointedoutthatstepfrequencyisanimportantcharacteristicparam

6、eterinpedestrianflows2)Tostudythepedestrianflowinsubwaypassageways，ahydrodynamicmodelforvehicularflowwasborrowedandmodifiedtomakeitsuitablefordepictingone—dimensionalpedestrianflowsBasedonlinearstabilityanalysisforthemod

7、elandmeasureddata，numericalsimulationwasconductedandthepropagatingspeedofdensitywaveinpedestrianflowinsubwaypassagewaywasobtmned31AcellularautomatonmodelwasestablishedtoinvestigatepedestrianmovementinasubwaypassagewayUnd

8、erperiodicandopenboundaryconditions，uni—directionalpassagepedestrianflowsweresimulatedInthesimulationrandomsequentialandparallelupdateruleswereadoptedrespectivelyThroughcomparison，thesimulationresultsindicatethatthereexi

9、stsomedifferencesasdifiererRupdaterulesareemployedTheauthorclaimsthattheparallelupdateruleisprobablybetterinsimulatingthepassagewaypedestrianflowFinallytheperspectiveforpedestriantrafficresearchinthefutureisgiyenKeywords