板式軌道隧道結(jié)構(gòu)與圍巖相互作用靜動力響應(yīng)分析.pdf

1、石家莊鐵道學(xué)院碩士學(xué)位論文板式軌道隧道結(jié)構(gòu)與圍巖相互作用靜動力響應(yīng)分析姓名：寧茂權(quán)申請學(xué)位級別：碩士專業(yè)：橋梁與隧道工程指導(dǎo)教師：馮衛(wèi)星孫星亮20050201AbstractAbstractBesedontheFengshupaiTunnelofGanzhou—Longyanrailway，thestaticanddynamicresponseofinteraetionbetweentunnelstmctureandrockbythet

2、rainloadsontheconditionofslabballastlesstrack(slabtrackisshortforithereinafter)isstudiedinthispapernIecontentsincludethreepatts：thefirstisthestudyofthetrainvibrationloadincludingthecaHseoftrainvibrationIoadthesimulationa

3、ndformulaexpressionsoftrainvibrationloads，analyzingthestaticanddynamicresponseofslabtrackactingbytrainvibrationloads；secondlyanalyzingthestaticanddynanficresponseofsystembetweentUiBqelstructureandrockduetothetrainloadby2

4、一Delastofiniteelementmodelcalculation，whichcontainssimulatingandanalyzingresponseofsystemtunnelstructureandrockduringexcavationprocessandactionoftrain(staticanddynamic)loads；thethirdissitetesttheforceofinteractionbetween

5、tunnelstructureandrockandanalyzingtestdateFirstlyaccordingtothecharacteristicoftrainvibrationload，thecauseoftrainvibrationloadisanalyzedconsideringtheinfluenceofwheelandtrack，andthenonsmoothoftrackisclassifiedAccordingto

6、domesticandforeignresearchachievementtheexpressionofinitiaIdisplacementfunctionofnon—smoothoftrackstructuresinFengshupaitunnelwasgottenOnedegreeoffreedomsimplifiedmodeliSusedforvehiclesandthekinematicequilibriumdifferent

7、ialequationiSconstructedtosimulatetheverticalwheelsystem，whilewheel／trackforceexpressionisfound，AndthenumericalsolutionoftheequilibriumdifferentialequationiSderiveddependingonMArLABanumericalcalculationsoftwareAccordingt

8、otheprincipleofD’AlemberttheexpressionoftheverticaltrainvibrationloadiSderivedComparingwithresultsbyusingliteratureempiricalformulasanaloguenumericalsolufionsofwheel／trackforceSOmoreastoproveit’ScorrectMakinguseofwheel／t