1、同濟(jì)大學(xué)碩士學(xué)位論文三維有限元程序設(shè)計(jì)與新奧法施工模擬研究姓名：吳剛申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：朱合華2001.7.1AbstractThispapersimulatestheconstructionprocessofNATMtunnelby3DFEMintroducestheconstructionmethodstheprocessofNATMtunnel，describesthebasicprincipleofFEMt

2、hatinvolvedinthispaper，programstheFEMsoftwareBasedontheconstructedShangsanLineHighwayTunnel，thedisplacementofthesurroundingrockandliningduringtheconstructioniscalculatedandthedisplacementdistributionformisanalyzedThispap

3、erisconsistoffourpartsPart1introducestheconstructionmethodsandprocessofNATMtunnel，anddoessomeresearchesonthesimulationoftheconstructionprocessby3DFEMPart11expatiatestheprincipleofsolidelement，plateshellelement，anchorrode

4、lementandpenaltyelementPart111Introducesthesoftware’soperation，functionandverifiesitPartIVisassociatedwiththeapplicationofthesoftwareinactualprojectandanalyzingthedisplacementdistributionformofthesurroundingrockandlining

5、duringtheconstructionNATMisusedwidelyinChinaespeciallyinrecentyears，andaslotsofexpresshighwayshavebeenconstructed，ithasbeenwrittenintheHighwayTunnelconstructionCriterionHowever，theconstructionsimulationofNATM，especially3

6、DFEMsimulation，isfallbehindthepracticeThispapercouldbeaguidetothedesignandconstructionoftunnel，andprovideasupportforthedesignandoptimizationofconstructionschemeKeywords：NATM，3DFEM，simulationofconstruction，program，penalty