穰家垅银矿大规模充填采矿采场结构参数优化研究
苏怀斌,张钦礼,张德明,曾长根,朱晓江

Study on the Optimization of Stope Structure Parameters in the Large-scale Backfilling Mining of Rangjialong Silver Mine
Huaibin SU,Qinli ZHANG,Deming ZHANG,Changgen ZENG,Xiaojiang ZHU
表1 模拟采用的力学参数数据汇总
Table 1 Summary of mechanical parameters data used in simulation
名称弹性模量Em/GPa抗压强度σm/MPa抗拉强度σt/MPa体重/(kg·m-3泊松比υ黏结力Cm/MPa内摩擦角φm/(°)
围岩8.19.66.32 7500.190.832
矿体7.36.283.55 5000.251.835
充填体0.121.590.21 9400.240.237