秦嶺終南山公路隧道通風豎井的施工技術(shù)與數(shù)值模擬.pdf

1、分類號：U44。U4510710—20050961壤步太淳碩士學位論文秦嶺終南山公路隧道通風豎井的施工技術(shù)與數(shù)值模擬齊小勇導(dǎo)師姓名職稱陳建勛副教授申請學位級別碩士學科專業(yè)名稱橋集與隧道工程論文提交日期2088年5月30日論文答辯日期2008年6月3日學位授予單位長安大學答辯委員會主席學位論文評閱人顧安全教授顧安全教授張武樣教授級高工AbstractWiththegradualenlargementofthebasic昀緬cconstru

2、ctionscaleinrecentyears，thescaleandquantityofthehighwaytunnelprojecthasincreaseddaybydayTunnelingventilationinoperationalperiodWasoneofthekeytechnicalproblemsinconstructingthelargetunnelingengineeringAndoneoftheeffective

3、ventilationwaysisthattheshaftisventilatedbystageHoweverbecausetheshaftbuiltintunnelofdomestichighwayisfewinquantityatpresent，thereisnipeexperienceindesignandoperation，SOitisnecessarytocarryonfurtherinvestigationonthispro

4、blem一一，w^Onthebasisofconsultingthematerialsindomesticforeignlanguage，whichWassummedupinthepaperthattheconstructionmethodofshaftconstructionbycombinetheactualconstructionsituationsofthreeventilationshaftintheQinLinZhongNa

5、nMountainhighwaytunnelandbysurveying、analyzing、calculatingandschemeselecting刪chWasconsideredinthepaperthatthefrontwelldrillmethodandsingleprocessworkingthroughallrockshaftmethodWasadoptedinthe2ndventilationShan，thatistos

6、aytheconstructivemethodwhichdiginonetimeinalldesignsectionandthesmallscaleexcavatingmachineWasadoptedtoclearthesoleplate、loadrockscrapsCansavingthetimeoftheworkingoperationshiftandthetimeofassistworkingwasaeffectivemetho

7、dofquickdigininshaftconstructionTothe1standthe3rdventilationshaft，whichWasconsideredinthepaperthatthebackwelldrillmethodwhichnamedraiseborermethodWasadoptedinshaftconstructionnotonlyCanreducethedifficultyofconstructionan

8、dassisttheproject，improveworkingefficiencygreatlybutalsocanacceleratetheprojectprogressThisconstructionmethodWasaccumulatingexperienceinthettmnelshaftconstructedinthefutureInaddition，thepaperdiscussedthecharacterandtechn

9、icsoftheslipformconstrctionandputforwardsolutionandtechnicalqualitycontrolmeasuresforproblemsemergeingduringtheslipformconstrctionThemeasure，provedinactualconstrction，couldnotonlyensureengeeringqualitybutalsothesaftyands

10、cheduleFinallywhereastheinfluenceofcaveonverticalsllafIstructurestabilizationFEMdynamicsimulationwastakenonthesurfaceeonstrcfionofverticalsI讎Basedontheanalysisofstressfieldcomingintobeingduringeachstepofcave，theconstrcti

11、onmeasure，takenbythe2ndventilationshaftofZhongnanshanhighwaytunnelinQinlingWasprovedfeasibleandsafeThispapertakingtheconstrctionof2ndventilationshaftofZhongnanshanhighwaytunnelinQinlingasthebackground，primarilyanalyzedra

12、pidconstrctiontechnique，dynamicsimulationWasalsotakenontheverticalshaftconstrction，whichanalyzedthestructuresafetyandfeasiblilityofconstrctionTheresearchresultsguideseffectivelyrapid—constrctionofventilationshaft，alsooff