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1、西南交通大學碩士學位論文地震作用下斜坡動力響應及穩(wěn)定性研究姓名:任自銘申請學位級別:碩士專業(yè):道路與鐵道工程指導教師:姚令侃20070901西南交通大學碩士研究生學位論文第1I頁ABSTRACTThere批alotofmountaimand翱r11】q洳in0111"eotmtry.Inevitably,theywillbringalotofslopeproblemsl'elatlXlto∞rthq哪Ike.EspeciallywhentheGreatDevelopmentoftheWestWaSimplemented,there齜刪
2、teanumbaofgeoteehnicalEngineeringwillbebuiltinthestrongmotionar跪Seismicstabilityofrockandgroundslopeproblemisbecomingmoreandmoleremarkable.Duringthelongtermoftheslopestabilityanalysis,howtoaccuratelyconsiderthefunctionoftheealtlaquakeandfindapracticaleconomicdesignmetho
3、dstillpuzzleda喀,m∞血gfielduptonow.Byfar,therealeafewresc卸claesonthissubjectin‰‰Ea棚lqllakeResistanceDesignofslopeisstill砒astageofexperience,whichbadlyaffectthereliabifity、economicandscientificpropertyofthedesign.So,theslopedynamicresponse、themechanismofoutofstabilityandsl
4、opestabilityestimationunderSeis】fllic:excitationsshouldbeflllthel"studied.弛studycannotonlyimpelthedevelopmentandinnovationof.glopestabilitytheoryunderseisllaicexcitations.butalsoc趾providedecision-making、plan翻砸constructionteelmicalassistanceforgeoteelmicalEngineeringeons
5、truetio也Scopeandproduetioastudiedinthepaperasfollows=1.Researchedslopeclynamieresponsewithshakingtablemodeltest,discussedtheproblemssuchasDynamicSimifitudeLawandthetreatingofbotmdaryconditionetc.Exploredthetestingtechnologyofresearelaingslopedylmlicpropertyanddyllamicre
6、sponsewithshakingtablelmodeltest.2.Analyzedthefactorsinfluencingtheslopedynamicprolmtyandtheprinciplesofslopedynamicresponseusingtheresultofmodeltest.Availablecalculationmethodfornumeriealmodelingwefevalidatedandcompletedatthe,翻lllaetime.3.Calculatedandestimatedthestabi
7、lityandthemeelmismofoutofstabilityinthein-situspotlandslide(LaYueLandslide)under∞i鋤icexcitationsusingtheFiniteDifferenceT'mae-historyanalysismethodthathasbeenvalidatedandcompleted.4.StudiedthefaCtOl'Ssuchasslopeheight、slopegrade、slopeshapeandtlleincidenceangleofseismicw
8、avesete,thatwillinfluencetheslopeclymmieresponseandstabilityunderseismicexcitations.Severalsuggestionswhichhav