简介:Effectivelyandaccuratelymodellingthespatialrelationoffracturesurfacesiscrucialinthedesignandconstructionoflargehydropowerdamshavingacomplexunderlyinggeology.However,fracturesurfacesarerandomlyformedandvarygreatlywithrespecttotheirspatialdistribution,whichmakestheconstructionofaccurate3-Dmodelschallenging.Inthisstudy,weuseanoptimalMonteCarlosimulationanddynamicconditioningtoconstructafracturenetworkmodel.WefoundtheoptimalMonteCarlosimulationtoeffectivelyreducetheerrorassociatedwiththeMonteCarlomethodandusedynamicconditioningtoensuretheconsistencyofthemodelwiththeactualdistributionoffracturesontheexcavationfacesandoutcrops.WeappliedthisnovelapproachtoahydropowerstationontheJinshajiangRiver,China.Thesimulationresultsmatchedtherealsampledvalueswell,confirmingthatthemodeliscapableofeffectivelyandaccuratelysimulatingthespatialrelationsinafracturenetwork.