Disaster Control of Roof Falling in Deep Coal Mine Roadway Subjected to High Abutment Pressure
Table 3
Schemes of numerical simulations.
No.
Setting load (MPa)
Movable column length (mm)
Note
Scheme 1
14.97
240.1
(1) Scheme 1 was the baseline scheme. (2) The aim of schemes 1, 2, and 3 was to study the effect of the setting load. (3) The aim of schemes 1, 4, and 5 was to study the effect of the movable column length.