基于ABAQUS的立井降水?dāng)?shù)值模擬.pdf

1、㈣l_l||《1|I|llⅧ1l|||lⅧ刪lY1530663基于ABAQUS的立井降水?dāng)?shù)值模擬TheNumericalsimulationofPrecipitatiOnintheVerticalWellBasedOilABAQUS碩士學(xué)位論文學(xué)科專業(yè)：水工結(jié)構(gòu)工程研究生：李超指導(dǎo)教師：戚藍(lán)教授天津大學(xué)建筑工程學(xué)院二零零八年五月ABSTRACTTheverticalshaftprecipitationisplayingthevitalr

2、oleintheverticalshaftconstruction，ontheonehandthewaterlevelreducescausestheverticalshaftconstructioniScarriedoninsecurityandinthedryenvironmentmeanwhileincreasethesoillayerstability；ontheotherhand，whenperipheralenvironme

3、ntalconditiondifference，verticalshaftneighborexistencebuilding，precipitationnotnormal，theverticalshaftprecipitationeasytocausetheholeexcavatedforbuildingfoundationperipheralgroundsubsidenceandthesmallscopeearthquake，ther

4、eforetheverticalshaftprecipitationistheimportantresearchcontentintheprojectThisarticlefirstelaboratesthestability—seepageequation，nonstabilityseepageequation，infiltratestheflowfieldandthestresscouplingfundamentalequation

5、summarizesthetransfusionfiniteelementmethod，introducetheapplicationoflargescalenon—linearfiniteelementsoftwareABAQUSinthetransfusionandconfirmsthefeasibilityofitsanalysisinprecipitationfreesurfaceThepaperresearchthewater

6、welltheun—wateraperturesizetotheverticalshaftaroundtheprecipitationinfluence，Pullsoutthewaterwelldepthtotheverticalshaftaroundtheprecipitationinfluence，Pullsoutthewaterwellthepumpspeedtoinfiltratetheflowfieldtothevertica

7、lshaftaroundtheinfluence，whenthepumpingwellsiSarrangeinacircleAssoonaspulledoutbehindthewaterwelltOarrangeturnedaroundtofillthewell。Thepaperstudiedhasreturnedtofillsthewellcircleradiusandreturnstofillsthewelldepthtoinfil

8、tratetheflowfieldandthestressfieldinfluenceAtundertheguaranteeofverticalshaftprecipitationpremise，reducesthesettlementofgroundThisarticlecalculatestheaboverule，andcarriesontheprecipitationdesignofthislocalverticalshaftpr

9、ojectbasedOffthisrule，giveshaspulledoutthewaterwellwithtoreturntOfillsthewellthedistribution，thegeometryparameter，thepumpspeed，andconfirmthedesignfeasibilityandobtaintheprecipitationtimecoursethroughtheinstantaneoustrans

10、fusionmodelcomputation，moreovergivethefreedomwatersurfacepositionof‘theessentialnode，thefieldofvelocitiesaswellasthedistributionofsurfacesubsidenceUsethelawofthispaperstudies，itcanbedirectlyreachtheoptimallayoutsituation