復雜條件下庫岸土石混合堆積體穩(wěn)定性研究.pdf

1、河海大學博士學位論文復雜條件下庫岸土石混合堆積體穩(wěn)定性研究姓名：吳海真申請學位級別：博士專業(yè)：水工結構工程指導教師：顧沖時20080501英文摘要ABSTRACTThispaperputscomp踟縱ivelydeepresearchondifficultissuesoftheaccumulatedrocksoilaggregatesinembankmentslopeofreservoirincludingthegeologicalpr

2、opI玳y，unSteadyseepageandstabil塒calculation，s觚e夠monitoringmodelaIldsoonThemainresearchcontentsareasfollows：(1)Tlleengineeringgeologicalproperty，fomation帥es，space啊lesandsoil燦cturedistributingcharacteristicsofthereservoirem

3、bankmentrocksoilaggregatesaccumulationslopeareresearchedbasedonsulmarizedofthetopography，physiognomy’鼬ratllm，engineeringgeologyaIldhydrologygeologyconditionsThesoilparticle曲ctalpropeIrtydescription鋤dttleiudgIIlemmethodof

4、thecoment，non蚰ifo珊de盯eeoft量lerocksoilaggregatesarebroughtoutbasedonmeparticlesizediStributionandmassdistributionprinciple(2)ThemoVememproper吼mailllydefomationcontrollingfIactors，creepslidingmechanicsoftheacc啪ulatedrockso

5、ilag擘，e霉ratesin鋤bankmentslopeofreservoir鋤ea11alyzed，andtllecha】19ela、ⅣsofdisplacementvectorfieldandⅡlebasicfailuremodes硼eStudied，too(3)ThecondllctiVit)，pmpert)rofrocksoilaggregatesisaIlalyzedbaSedonthei衄ertestresultSStud

6、yontlleseepagepropeniesofcompleXseepagefieldisl姍chedbasedontIleanalvsisonⅡ1econditionsofinnuenceunsa嗽tedsoilrainfallinfilnationandunsanlratedsoil11ydraulicpa】鋤etersThe3Dunsteadysa：tllratedunsal刪edseepa留en哪嘶calprogr鋤UNSEE

7、PAGE3DFwllichcouldcoIlSiderrainfalliIlfil把ationandwaterlevelchaIlgewitlltimeisdeVeloped，alldthispro伊amis印pliedt0也epracticalengineering(4)Rainf亂lmodel，waterlevelregmlationmodel鋤dtheircombinedactionmodesforstabilitya11alVs

8、isof也ereservoirembankmentrocksoila991egatesaccumulationslopeareeSlablishedbasedonnlepracticalengineering，respectively；、^，hichcoulddetennineitsdyn鋤icundergroundwaterconIespondingprocess，andtllisalsogaveabetter疳鋤eandideafo

9、rhowtoest；ablishingreservoirembankmemslope’sSeepagefield(5)Theshearstrengthpropertyofrocksoilaggregatesisstudiedbasedonthedirectsheartestresuhs，tlleunsaturatedshearSnen甜hfomlulationofrocksoilag汀egatesmatcouldconsidersuct

10、ionaIldsatIlrationdegreeinnuenceisputfor、)I，ard，aIldtherigidbodylimitsequilibri啪calculationmethodsoftheacc啪ulatedrocksoilaggregatesinembankmemslopeof陀servoirisestablishedMeallwhile，dyn鋤icpro齲lrr眥ingoptimizationteclllliqu

11、eisadoptedtodefinethecriticalslipsurfIacesuccess如lly(6)Therainfal“n61trationinnuencefactorthatrenectingdefo肌ationaction，andtimingeffectinnuencefactorthatrenectingcreepe丘ectisbrou擘螄f0nⅣard，respectivelyandtllemultiplVfacto

12、rstimingefrectdefo姍ationmoIlitoringmodeloftheaccumulatedrockS0ilaggregatesinembankmentslopeofreservoirwllichcouldbe印pliedtopracticalengineeringisestablishedThestatisticchaoshybridforecaStingmodelisesta_blishedbaSedonmult

13、iplyfactorstiminge丘ectmonitoringmodel，fhlctalinterposingmethodandck的tictheoryKq唧ords：accumulatedrocksoilaggregatesinemballl(mentslopeofresenroir；paIticlefktalpmperty；displaCementVectorfield；u11itingactionofwaterleVelchaI