碎石集料变形机理的块体元数值试验分析
马正涛, 李双洋, 赵永春, 李根

Deformation process and mechanisms of crushed rock aggregate analyzed by numerical experiment of discrete element method
Zhengtao MA, Shuangyang LI, Yongchun ZHAO, Gen LI
表2 级配2.54~3.81 cm参数
Table 2 The strength parameters of blocks and the contact parameters between blocks for grading range 2.54~3.81 cm
块体参数体积模量/GPa剪切模量/GPa摩擦角/(°)内聚力/MPa
16.7104010
接触参数法向刚度/GPa切向刚度/GPa摩擦角/(°)膨胀角/(°)剪切位移/m
202024101×10-4