高速铁路平竖曲线重合地段参数设置优化分析

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1、ABS’nUCT：ABSTRACTWithsocialprogressandpeoplelivingstandardimproved，highspeedrailwavisthe眦VIcabk廿eI】d叭hefuturerailwaydevelopment．Simultaneouslypeoplepay脚realadmote舭ntlontoco幽rtandsafetyofhigh-speedrailway．ThepararmtersofaIig姗emse地gshaveaslg施cmimpactontravelingsafetyandpassengercomfor‘especiaⅡyi11thes

2、印er埘poslt舳ofverticalandhorizontalcurves．Vehicle．1inedynamicalmodelinthepaper1sestabllshedtoanalyzetheregularityofpassengercomfortandeffectonhigh-speedmilwavsa姥‘ybasedondifferentparametersofalignmentfors啦r呻osition。fverticaland【1)Intl】epaper，thealignmentparametersofhighspeedrailwayanddym眦a1rmdelprinc币

3、lea陀analyzed·Dynamicaln'todelisestablished．Inthes印erimpositionofVerticalandnorlz01妇lcⅢVestl】reespeedof350km／h、300krn／h、250km／hissimulated．ThemdiuSvalueofthe量10r圆1妃IcurveintheconditionisrecommendedbasedonpasSengercomfort．聊he∞n-comfortindexisusedtoevaluatepassengercomfortforsuper呻ositionofVert圮aIandho

4、rizontalcurvesforthefirsttime，andcomparedtot1】eresuItscaIculatedbvdymmics·Simulta!neouslytherollangerofvehicleisconsideredandthechangeregular“vofroll缸torwithcamdeficie眦yisanaly跫d．’(、j，Thepassengercomfortaffectedbydifferentdistancebetweenverticaland觇ns迁ioncⅢVes衙s印er呻ositionofverticalandhorizontalCurv

5、esisanalyzed，andthechangeregularityisconcluded．胚YwORDs：highspeedrailway；railwayalignment；curveradius；s印erimp。sitioIl；comfortCLASSNO：13238；13212．33北京交通大学专业硕士学位论文目录目录中文摘要⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯iiiABSTRACT⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．iv目录⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯v1绪论⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯

6、⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．11．1研究背景及意义⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．11．2研究现状⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．21．3研究内容⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．72高速铁路线形设计参数分析⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．82．1平面线形参数⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．82．1．1最小曲线半径⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯一82．1．2缓和曲线⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯10

7、2．1．3夹直线及圆曲线长度⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯142．2纵断面参数⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯152．2．1坡度与坡段长度⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．152．2．2坡段连接⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．162．3平竖曲线重合地段参数⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯162．4本章小结⋯⋯⋯⋯