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摘要:
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本文采用Biot固结理论,考虑了土介质的弹性变形和孔隙水的压缩性,用有限元方法计算了双墩沿波向串列和并列布置情况下的墩柱底部所受的波浪浮托力,给出了不同KD时群墩系数随墩距的变化曲线,并与试验结果进行了比较,结果令人满意。
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作者简介:
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参考文献:
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[1]Kokkinowrachos,K.(1985):HydrodynamicAnalysisofLargeOffshoreStructuresonPorousElasticSeabed.Proc.of4thInternationalOffshoreMechanicsandArctictngineeringSymposium,Vol.1[2]Sbath,J.F.A.(1970):Wave—inducedPressuresinBedsofSand.JournalofTheHydraulicsDivision,ASCE,Vol.96,No.HY2.[3]Madsen,O.S.(1978):Wave—inducedPorePressureandEffectiveStressesInaPorousBed.Geotechnique28,No.4[4]Yamamoto.T.(1981):Wave—InducedPorePressureandEffectiveStressesinInhomogeneousSeabedFoundations.OceanEngineering,Vol.8[5]Durand,T.J.P。andMonkeyer,P.L.(1980):Wave—InducedSeepageEffectsonaVerticalCylinder.Proc.ofCoastalEngineering[6]Qiu,D.H。andZang,J,(1990):NumericalAnalysisofWaveInducedPorousFluidPressureonThree-dimensionalStructureofArbitraryshapeRestingonSeabed.Proc.of10thInternationalOMAESymposium.[7]Qiu,D.H.andZang,J.(1993):WaveForceActiononaPiersittingonDeformablescabed.JournalofHydrodynamics,Ser.B,3(1993)
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