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为研究黏结键软化效应在岩石破坏离散元模拟过程中的影响，将黏结裂缝模型的软化关系引入到Flat-Joint本构模型中，使颗粒间发生黏结破坏时考虑软化效应，并通过C++语言生成供颗粒流程序(PFD2D)调用的离散元本构子程序(DLL)。模拟岩石单轴压缩过程，根据其应力–应变曲线、软化黏结键数量和断裂黏结键数量变化曲线将破坏过程划分为以下5个阶段：线性上升段、非线性上升段、非线性下降段、脆性下降段和残余...
Roofs are constructive subassembles that are located at the top of buildings, which toghether with perimetral walls and some elements of the infrastructure belongs to the subsystem elements that close...
An Incursion on Punching of Reinforced Concrete Flat Slabs
punching flat-slab-column connection concrete behaviour code design comparison
2010/8/18
Starting from the early 60s continuous studies have been made regarding punching of concrete flat slabs. The evolution of technology and calculus systems influenced this engineering branch. Nowadays i...
Roofs are constructive subassemblies that are located at the top of buildings, which toghether with perimetral walls and some elements of the infrastructure belongs to the subsystem elements that clos...