Table 8 Modified model fitting parameters.
From: A constitutive model for coal gangue coarse-grained subgrade filler incorporating particle breakage
Fractal dimension D | Confining pressure (kPa) | Br (%) | b | e0 | f | R2 |
|---|---|---|---|---|---|---|
D0 = 2.3 | 500 | 4.1666 | 0.2604 | −0.3845 | 0.0924 | 0.9973 |
1000 | 2.8955 | 0.3319 | −0.3166 | 0.1095 | 0.9949 | |
2000 | 1.6147 | 0.4306 | −0.1447 | 0.0899 | 0.9956 | |
3000 | 24.0964 | 0.5780 | −0.1236 | 0.0055 | 0.9863 | |
D0 = 2.5 | 500 | 4.7395 | 0.3369 | −0.4106 | 0.0867 | 0.9946 |
1000 | 3.5371 | 0.3946 | −0.3534 | 0.1000 | 0.9961 | |
2000 | 2.5445 | 0.5786 | −0.1765 | 0.0696 | 0.9888 | |
3000 | 2.3822 | 0.6017 | −0.1432 | 0.0605 | 0.9908 | |
D0 = 2.6 | 500 | 4.5871 | 0.4200 | −0.3858 | 0.0842 | 0.9870 |
1000 | 3.7094 | 0.3800 | −0.3485 | 0.0941 | 0.9892 | |
2000 | 2.5694 | 0.6101 | −0.1721 | 0.0672 | 0.9863 | |
3000 | 3.6937 | 0.6686 | −0.0138 | 0.0041 | 0.9789 | |
D0 = 2.7 | 500 | 5.0529 | 0.3571 | −0.4248 | 0.0841 | 0.9857 |
1000 | 3.7948 | 0.3889 | −0.3691 | 0.0974 | 0.9879 | |
2000 | 1.5733 | 0.5781 | −0.2128 | 0.1355 | 0.9773 | |
3000 | 2.3656 | 0.7917 | −0.1398 | 0.0594 | 0.9567 |
