Research Article

Analysis of Key Factors Affecting Water Disaster in Deep Mining and Establishment of a Water Disaster Evaluation Method Suitable for Different Mining Depths

Table 2

Specific yield () and water inrush coefficient () values in small water inrush cases.

(L/(s·m)) (MPa/m) (L/(s·m)) (MPa/m) (L/(s·m)) (MPa/m) (L/(s·m)) (MPa/m) (L/(s·m)) (MPa/m)

1.6670.0241.3330.0250.1670.1080.5830.0681.4170.070
1.1670.0301.1170.0451.1670.0520.9550.0420.3330.051
1.3330.0560.1670.0471.3000.0371.0000.0571.6280.089
1.1670.0401.2100.1680.3330.0521.3330.0571.1170.078
0.7330.0891.6500.0471.3330.0820.4170.0621.2500.079
1.0000.0510.1670.0920.8600.0580.0830.0581.5800.100
1.4500.0541.0330.1080.6670.1621.6670.0600.7670.046
0.7170.0630.0830.1140.4430.0650.7000.0550.5000.052
1.6670.0180.1670.1611.1330.0590.4430.0770.5000.046
1.1670.0570.6670.1610.5000.1661.3120.0691.3330.045
1.1670.0470.5000.1700.5000.0461.2100.0831.4170.050
0.8330.0460.5000.1820.3330.0270.4430.0720.0830.069
2.0000.1910.0830.0520.3900.0790.0670.0730.5000.045
1.3330.0381.0180.0670.5830.0610.1250.1050.3330.055
0.5000.0370.0830.1011.6970.0560.1670.0600.8170.056
1.6670.0380.3330.0850.3900.0781.0000.072