… simulation test with gangue backfilling, the characteristics of … In the early stage of gangue
backfilling, beam structure … filling gangue, the stress concentration in gangue backfilling …

… materials at 4 different particle size grades is simulated by … particle sizes can fill the pores
of the backfilling material. This … Coal gangue is crushed and then backfilled into the mining …

… As a kind of filling mining, gangue filling not only has the … variation of the gangue block
shape by the simulation method. … the compression and subsidence of backfill at the same filling …

… waste gangue is used as a filling material for solid backfilling … and simulated coal mass to
perform 23 simulated gangue … and compression characteristics of different gangue fillings, this …

… simulation test with gangue backfilling, the characteristics of … In the early stage of gangue
backfilling, beam structure … filling gangue, the stress concentration in gangue backfilling …

… of gangue slurry, the timely filling of gangue slurry into the … the calculation of the compression
height of the backfilling material. … To simulate the formation process of the CBB, a laboratory …

… being prepared into backfill materials and then filled in … characteristics induced by backfill
mining through simulation using FLAC 3D based on the compression ratio of different backfill …

… of the artificial gangue filling body in the process of local backfill longwall mining in the …
When the simulation rate of gangue filling is 1.4 s, the deformation value rises rapidly in the …

… compression simulation platform for solid backfilling materials … the axial compressive
characteristics of crushed gangue with … of backfilling bodies with different stiffnesses in “roof–filling …

… Therefore, in this study, a lateral compression test for gangue backfill … numerical simulation,
the crushing characteristics of gangue … of filling schemes and quality control of backfill mining. …