基于監(jiān)測(cè)數(shù)據(jù)的黃草坪座落體穩(wěn)定性評(píng)價(jià)研究

1、三峽大學(xué)碩士學(xué)位論文基于監(jiān)測(cè)數(shù)據(jù)的黃草坪座落體穩(wěn)定性評(píng)價(jià)研究姓名：柯賢金申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：水工結(jié)構(gòu)工程指導(dǎo)教師：陳池周宜紅20090501三峽大學(xué)碩士學(xué)位論文三峽大學(xué)碩士學(xué)位論文VAbstractHuangcaopingcavedebodylocatedontherightbankofDaduheRiver800mupstreamofshenxigouhyowerstation.Thiscavedebodyisabout550ml

2、ongalongtheriver250mwideacrosstheriver90m124mdeepitsvolumeisabout5millioncubicmeters.Thestabilityofbodydirectlyaffectedthesafetyofshenxigouhyowerstationconstructionoperation.Soitisimptanttomonitevaluateitsstability.Mosto

3、frockslopeshaveachievednaturalbalancestateafterthoussyearsnaturalstressiftheoutsidefceschangedtheinsidefceschangedthenthestresswillredistributechangeitsiginalbalancestate.Theslopeswillbreakdownswhilethedefmationbeyondits

4、limitation.Befetheimpoundmentofthestationthebodyisstablebutwhentheoutsidefceschanges(suchasimpoundmentheavyrainearthquakeetc)thestabilityofthebodyiswthstudying.Thisarticletakesthehuangcaopingcavedebodyfthestudy.Thefirstt

5、hroughinclinometermakesafetymonitingonthehuangcaopingcavedebodythenthemonitingdataisobtained.AntianalysisCohesioncfrictionangleφofthebodycombiningthemonitingdatabyvariabletolerancemethodofMSCMarcthephysicalmechanicalpara

6、metersisobtained.ThesecondmakeanalysistotheadverseeffectsfactsofstabilityoftheyellowlawnlocatedbodydeterminethestabilityanalysisofavarietyofwkingconditionsadoptLimitequilibriummethodtomakequantitativecalculationaboutvari

7、etyofwkingconditionsdetermineitsstabilityatlast.ThethirdusingfiniteelementanalysissoftwareofADINAmakeuseofthephysicalmechanicalparametersoftheyellowlawnlocatedbodywhichareobtainedbyantianalysis.Calculatethesafetyfactthem

8、ostdangerousslidingsurfacewhenthebodyinthespecialcondition(thenaturalstateofearthquakerain)thenpredictevaluatethestabilityofthebody.Themainresultsofthispaperasfollows：⑴Theoverallstabilityofhuangcaopingcavedebodyisbetterf

9、alongperiodtheholebodyisinthesuperstablestate.Theresultsofstabilitycalculationshowthatthebodyisinthesteadystatebefeafterimpoundingnotonlyunderthenaturalstatebutalsointhespecialcombinationofheavyrainearthquakeconditions.⑵