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20048SHUILIXUEBAO81:0559-9350(2004)08-0098-05(210098)MSC.MarFORTRANMSC.MarcMSC.MarcTV698.1A[12]MSC.Marc[34]2070MSC.MarcFORTRANMSC.Marc1HollandD.E.Goldberg(Population)[56]na=(a1,a2,an)():2003-04-08:(50139030)973(2002CB412707):(1977-),,,,,.20048SHUILIXUEBAO821.1[78](1)na1ana=(a1,an)aa1ann(2)()()()∑==nkjjkexf12(1)ej(k)n(3)10%90%ri(i=10.9N)+×∑=NiiiNrr9.015.09.0/intintN(4)01a=(a1,a2,an)b=(b1,b2,,bn)o=(o1,o2,on)p=(p1,p2,pn)=10iiibao=10iiiabp(2)X1X2()2111'XXXλλ−+=,()1221'XXXλλ−+=(3)()1211'XXXX+−=λ,()2112'XXXX+−=λ(4)20048SHUILIXUEBAO83(34)[01](5)PmXxkX=[x1,x2,,xkxn]xk()()()()kkkkkkkkxxtxxxxtxxinf,'sup,'−∆−=−∆+=(5)sup(xk)inf(xk)xk(t,y)[0y](t,y)t0(t,y)()bTtyryt−=∆1,(6)r[01]Tb22.1(1)(2)N(3)MSC.MarcFORTRANPORTLIBFORTRANMSC.MarcWindowsNTrun-marcMSC.Marc[349]useportliba=system(run_marc-jidmodel-userfwater-backno)-jidjidnamemodel-userusernamefwater-back(4)(5)10-3300300(6)0.1N(7)(8)(3)(5)(3)2.2FORTRNA1320048SHUILIXUEBAO84MSC.Marc3.132#74.0m-8.0m82.0m20.0m205.0m115.0m145.0m(74.00m)27423880211232#3.2MSC.MarcEc[0.1104,1105]MPaEr[1104,1105]MPa600.800.13001.2(10-3)225111/m/m/mm/mm(%)12003-2-1864.519.225.8805.8820.03422003-2-2063.288.665.6505.6450.08832003-2-2362.068.314.9604.9530.14142003-2-2561.337.594.7704.7780.16820048SHUILIXUEBAO852(104MPa)2.1602.2102.1912.0692.0772.074[10]24(1)(2)(3)(4)MSC.MarcMSC.Marc(5)PmPmPmPm[1].[M].2003.[2].[M].1999.[3].Marc[M].2002.[4]MARCAnalysisResearchCorporation.MARCVolumeC:ProgramInput,VersionK7[M].USA,1997.[5].[M].2002.[6].[M].1999.[7].[D].2002.[8].[J].2000(8)1-5.[9].FORTRANPowerStation[M].2000.20048SHUILIXUEBAO86[10](3)[R].2000.InverseanalysisofmechanicalparametersbasedondamsafetymonitoringdataXIANGYan,SUHuai-zhi,WUZhong-ru(HohaiUniversity,Nanjing210098,China)Abstract:Themethodforinversecalculationofmechanicalparametersbasedonrealnumber-codedgeneticalgorithmisproposed.ThemethodiscombinedwiththesoftwareMSC.MarcforFEMcomputation.Thecomputationprogramisdeveloped.Itisappliedtoinverseanalysisoftheelasticmodulusandfoundationdeformationmodulusofaconcretedam.Theresultshowsthismethodisfeasible.Keywords:geneticalgorithm;daminverseanalysis;mechanicalparameter
本文标题:基于大坝安全监测资料的物理力学参数反演
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