摘要
Anumericalmethodisproposedfortheelasto-plasticityandpore-pressurecoupledanalysisonthepulloutbehaviorsofaplateanchor.Thebounding-surfaceplasticity(BSP)modelcombinedwithBiot’sconsolidationtheoryisemployedtosimulatethecyclicloadinginducedelasto-plasticdeformationofthesoilskeletonandtheaccompanyinggeneration/dissipationoftheexcessporewaterpressure.Thesuctionforcegeneratedaroundtheanchorduetothecyclicvariationoftheporewaterpressurehasmucheffectonthepulloutcapacityoftheplateanchor.Thecalculatedpulloutcapacitywiththeproposedmethod(i.e.,thecoupledanalysis)getslowerthanthatwiththeconventionaltotalstressanalysisforthecaseoflong-termsustainedloading,butslightlyhigherforthecaseofshort-termmonotonicloading.Thecyclicloadinginducedaccumulationofporewaterpressuremayresultinanobviousdecreaseofthestiffnessofthesoil-plateanchorsystem.
出版日期
2015年02月12日（中国期刊网平台首次上网日期，不代表论文的发表时间）
