Research Article
Orthogonal Analysis and Numerical Simulation of Rock Mechanics Parameters in Stress Field of Shaft Heading Face
Table 4
Variance analysis for peak stress.
| | Factor | Variance square sum | Freedom | Mean square | F | |
| | Correction model | 111463350.250a | 18 | 6192408.347 | 216.455 | 0.0001 | | E | 380332.682 | 3 | 126777.561 | 4.432 | 0.058 | | Φ | 108730.831 | 3 | 36243.610 | 1.267 | 0.367 | | C | 350889.768 | 3 | 116963.256 | 4.088 | 0.067 | | Μ | 11896432.351 | 3 | 3965477.450 | 138.613 | 0.0001 | | H | 97466627.370 | 3 | 32488875.790 | 1135.647 | 0.0001 | | R | 1260337.247 | 3 | 420112.416 | 14.685 | 0.004 | | Error | 171649.553 | 6 | 28608.259 | — | — | | Total | 1130293376.082 | 25 | — | — | — |
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