清江隔河岩水库茅坪滑坡体变形机理及稳定性研究

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1、中国科学院武汉岩土力学研究所博士学位论文清江隔河岩水库茅坪滑坡体变形机理及稳定性研究姓名：马水山申请学位级别：博士专业：岩土工程指导教师：葛修润20040201STUDYONTHEDEFORMATIONMECHANISMANDSTABILITYOFMAOPINGLANDSLrDEINTHEHEAD．PONDOFGEHEYANRESERVOIRINQINGJIANGRIVERMaShuishan(GeotechnicalEngineering)DirectedbyProf．GeXiurunAbstractMaop

2、ingLandslide，oneofthemosttypicalandimportantlarge。scalerecurlandslideinthehead-pondofGeheyanreservoirinQingjiangRiver，hasmultilevelandrepetitiousslidingcharacters．ThemonitoringinformationinrecenttenyearsindicatesthatobviousdisplacernenthavebeentakenplaceinMa

3、opinglandslide，andgraduallyevolvedintowholeslidingsincethereservoirbegantoruninApr10,1993．Atpresent,thelargestdeformationhasexceeded2100in．rn，anditisstillincreasing．OncetheMaopingslopebecomeinstable，disastrousdestroyCanbecaused．Thisdissertationintroduces,col

4、lectsandanalysesthegeologicalcharacteristicsandmonitoringdataofMaopinglandslidecomprehensivelyandsystemically．Firstly，thedissertationintroducesthemethodologiesofdataminingintotheanalysisofmonitoringdataoflandslides，studiesthedataminingmethodwhichisfitforthea

5、nalysisofmonitoringdataoflandslide，andspeciallythedataminingmethodforMaopinglandslideinthisarticle．Accordingtotheanalysisoflandslidesmonitoringdataandtheresearchofdataminingmethod，thisdissertationcomparativelyandsystemicallyanalysestheprimaryfactorsaffecting

6、displacementsofslopedunngdifferentperiodandinvariousplacequalitativelyandquantitatively，andfurtherdiscussestherunoutbehaviorandtheruleofchangingoflandslidesquantitatively．Inaddition，accordingtothenumericalScalculationonlandslides，deeplystudiesthedestroyedmec

7、hanisminthecriticalequilibriumstateoflandslidebyseepageanalyzing，andstudieswater—rockorwater’soilinteractionmechanism，SyntheticallyanalysedthedeformationandevolutivemechanismofMaopinglandslide，andalsoanalysesthereliabilityofstabilityofMaopinglandslide．Combin

8、edwithengineeringpractice，systemicalandthoroughmethodologiesaboutdeformationmechanismandstabilityofreservoirslandslidecanbegainedbyqualititativelyandquantitativelyanalyzing·Atthesametime，therese