欢迎来到天天文库
浏览记录
ID:47843340
大小:236.00 KB
页数:8页
时间:2019-11-24
《岩土类材料本构参数实例》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、72.0000.26ChangesX(;40°5.0Young'smodulus(E)(kPa)Poissontratio(v)Lengthscale(mm)Cosseraishearmodulus(Gc)FrictionangleCohesion(kPa)一Finiteelementanalysisoflocalizationandmicro-macrostructurerelationingranularmaterials.PartII:Tmplementationandsimulationsanalysisconduct
2、edusingthesimplerMohr-CoulombmodelofPLAXIS:•Angleoffriction°=37°•Young'sModulusE=675MPa•Poisson'sratiov=0.35•AngleofDilation屮=0°Numericalanalysesoffault-foundationinteractionrablcIDmcker-PragermodelparametersforrocksandsaturatedsoftsoilsYoung'smodulus£(MPa>Poisson's
3、ratiovCohesionFrictionangle0(°)Dilationangle“(°)Unitweighty(kN/m')ManhattanSchist33.6(X)0.1286.65012.524.0Averagequalityrock9.(XX)0.253.533424.0Poor_ualityrock1.40()030.5524024.0Saturatedsoftsoil—Layerla5.60.49538002().0Saturatedsoftsoil—LayerIP100.49590002().0Satur
4、atedsoftsoilLayer1IT160.495150002().0SaturatedsoftsoilLayerIVa230.495170002().0SaturatedsoftsoilLayerVa310.495296002().0SaturatedsoftsoilLayers1-Varecountedfromtoptobottom,thethicknessesofwhichare.i=4.15m.dgaH=9m,dkaycrin=8.85血dtaywiv=10.5m・andd^>xrv=145mruble2Capmo
5、delparametersfordensesandysoilsYoung'smodulusE(MPa)Phisson'sratiovCohesionc(MPa)Frictionangle©(°)WDR閔Unitweighty(kN/m5(l/MPa)(MRa)Layerlh146.720.30.0430.(X)120.872.450.05617.0LayerII1'324.880.30.0430.00120.872.450.12417.()Layerlllb759.800.30.043O.(X)I20.872.450.2191
6、7.0LayerIVh792.780.30.0430.00120.872.450.29017.0LayerVh1J00.0030.0430.00120.872.450.41817.0Theinitiallocationofhardeningcapp0wasassumedtobetheaveragemeanstressofthesoillayerThedivisionofsoillayeristhesameasthatinTable1—DynamicAnalysisofSubwayStructuresUndorBlastLoad
7、inglahieIMechanicalandhydraulicpropertiesofthematerialsk■Xr0(。)dNy(kN/m3)kK=(m/s)OCRStonecolumn().(M)2750.0111.894238().31.920■1Softsoil0.020.223.2630().253.4017IO~91Embankmentfill().005().031.835().31.81733201—Anintegratedcohesive/overlappingcrackmodelfortheanalysi
8、sofflexuralcrackingandcrushinginRCbeamsCojisfimtiverelationsInordertofonnulatetheelasto-plasticrockbehaviour,thefollowingweredefined:anexp
此文档下载收益归作者所有