高陡巖質(zhì)露天礦邊坡地表移動變形預測與控制方法研究.pdf

1、遼寧工程技術大學博士學位論文高陡巖質(zhì)露天礦邊坡地表移動變形預測與控制方法研究姓名：李鳳明申請學位級別：博士專業(yè)：工程力學指導教師：梁冰20070601ABSTRACTAstheminingdepthofthestripmineceaselesslyincreases，theminingareaperipherybuildinghaveformedalotofhighandsteepsideslopeWetherthesideslopei

2、sstableornotisrelatedtonotonlythesafetyofthemineproductionbutalsothestabilityofthebuildingintheperipheralminingareaOnthebasisofminingconditionoftheWeststripmineofFushunadoptingvariousmethodssuch船theoreticalanalysisnumeri

3、calsimulationlocaleobservationandtheprojectadministrationthisthesisdiscussesthemechanismaboutstripminesideslopeexcavatedthedistortionsubsidenceandproposesthequantitativelyforecastingmethodandthecontrolmethodofslopedeform

4、ationThemainI℃searchresultsofthisthesisareasfollow：(1)Themechanismaboutstrippeddeformationandcreepdeformationofthehighsteeprockmassslopearediscussedinstripmine，andtheconstitutiverelationofhighsteeprockmassslopeinthecondi

5、tionofstripminingisproposedTherock’Srheologicalpropertyrockmassstructure’Srheologicalpropertyandweakinterlayerisconsideredasthemainreasonsforsurfacedeformation(2)Onthebasisofthemechanismaboutstrippeddeformationandcreepde

6、formationofthehighsteeprockmassslope，numericalsimulationmodelofstrippedslopeisconstructedThesurfaceseRlemeutandmovementofstrippedslopeisforecastedquantitativelybyFLACnumedcalsimulation(3)Thesurfacesettlementisaverycompli

7、catedmechanicalspacetimeprocessandtherelationofinfluencefactorsisnonlinearityinstripmining∞amethodtoquantitativelyforecastsurfacesettlementinthebasisofsupportvectorsmachinetheoryisproposed(4)ATimeSeriesSVMmodelwhichisuse

8、dtoforecastthesettlementhighsteeprockmassslopeisconstructedandthecorefunctionparametercrandpunishmentcoefficientCisfoundusingGeneticAlgorithm(5)Themethodofroofboltanchorandslipcasingisproposedwhichisappliedincontrollings