In FEM software ABAQUS, there is no concrete material model that can be well applied to the dynamic elastoplastic analysis of three-dimensional beam element.
ABAQUS软件缺少能良好应用于三维梁单元动力弹塑性分析的混凝土材料模型。
Aiming at the randomicity of concrete crack, the author adopt the randomicity finite element model and Monte-Carlomethod to simulate the randomicity of material character and crack distribution.
针对材料性能的随机性和裂缝分布的随机性，引入了随机性模型，采用蒙特卡罗法来模拟其随机性。
The failure criterion, formula and determination of analytical parameters such as spring modulus of the discrete element model for concrete material were presented.
介绍了适于混凝土材料的离散单元模型的破坏准则、计算方程以及弹簧系数等计算参数的确定方法。
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