基于PFC2D-DFN的自然崩落法数值模拟研究
方传峰,王晋淼,李剡兵,贾明涛

Numerical Simulation Research of Natural Caving Method Based on PFC2D-DFN
Chuanfeng FANG,Jinmiao WANG,Shanbing LI,Mingtao JIA
表4 岩石实际物理力学参数与岩石模拟物理力学参数对照表
Table 4 Comparison of actual physical mechanics parameters of rock with physical and mechanical parameters of rock simulation
对比参数试验结果模拟值误差/%
弹性模量/GPa54.5854.290.53
泊松比0.270.263.70
抗压强度/MPa127.96125.931.60
黏聚力/MPa22.0624.8312.50
摩擦角/(°)47.849.002.50