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ID:33011785
大小:2.82 MB
页数:64页
时间:2019-02-19
《城市轨道交通网络客流分配模型与算法分析》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、北京交通大学硕士堂垡笙窒垒呈里里—————_●———————_——————————————_●———_—————————●●—————_———————●——_____——_-—___————————————————————一ABSTRACTABSTRACT:Withtherapidconstructionofurbanrailtransit(URT)systemsinChina,theraillinesaregraduallydevelopingintotheshapeofnetworks.Theexpansionofrailnetworkandi
2、mprovementofthestructurehaveobviousimpactsontheassignmentofpassengerflowandnetworkoperation.Undertheconditionofnetworkoperationandseamlesstransfer,passengershavemorechoicesofpaths,makingthepassengerflowassignmentmorecomplicated.Thestudyofpassengerflowassignmentcouldnotonlyhelp
3、toimprovetheoperationofURT,butalsohelpstoforecastthepassengerflowandstudytheproblemoftransitfareclearing.Todescribethepathchoicebehavior,anetworktopologicalmethodisproposed.First,basedonthepreviousstudies,thepapergivesanewdefinitionofhyperpathsbystudyingthedifferencesofhyperpa
4、thsbetweenURTandurbantraffic.Second,basedonthebreadth—firstsearchmethod,thepaperproposesanewsearchmethod.Third,aeasestudyisconductedtoshowtheeffectivenessofproposeddefinitionandpathsearchmethod.Thepaperalsoexaminestheparametersofthesuggestednewdefinition.Agroupofparameterspair
5、swhichareconsideredmorereasonablearegiven·OnemajorCORC61TIofpassengerflowassignmentisthepathchoiceproblem.Thispaperdiscussesthefactorsinfluencingthepathchoicebehaviors.BycomparingthedifferencesofpathchoicebehaviorbetweenURTandurbantraffic,themajorqualitativeandquantitativefact
6、orsinfluencingthepathchoiceareproposed.Accordingtothediscretechoicemethods,autilityfunctionwhichtakespassengerattributionandpathattributionintoaccountisproposed.ApassengerflowassignmentmodelbasedontDgitmodelisformed,andthecalibrationandverificationofthemodeltogetherwiththestat
7、icanddynamicassignmentalgorithmarediscussed.Thethesisfurthergeneralizesthebasicpassengerflowindexesofthenetwork.Andtheestimationsoftheindexesofstations,lines,andnetworkalediscussed.Finally,aexampleisgiventoillustratetheapplicationoftheproposedmodelandsolutionalgorithm.Theresul
8、tsshowtheeffectivenessandthefeasibilityoftheproposedmodel.The
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