基于非线性弹性地基梁的地下矿山充填开采覆岩移动规律研究
何祥锐,邱贤阳,史秀志,李小元,支伟,刘军,王远来

Study on the Movement Law of Overlying Strata in Underground Mining with Nonlinear Elastic Foundation Beam
Xiangrui HE,Xianyang QIU,Xiuzhi SHI,Xiaoyuan LI,Wei ZHI,Jun LIU,Yuanlai WANG
表1 4种充填体配比下的弹性地基系数
Table 1 Elastic foundation coefficients for four different backfill ratios
序号充填配比k1/(N?m-3k2/(N?m-3k3/(N?m-3
11∶41.13×1072.00×1072.29×107
21∶84.57×1068.07×1069.25×106
31∶102.79×1064.93×1065.65×106
41∶121.92×1063.39×1063.88×106