Research Article
Mathematical Model and Numerical Simulation of Coalbed Methane Migration Considering the Adsorption Expansion Effect
Table 1
Fitting results of coal strain and gas content.
| | Axial pressure/MPa | Coal sample | Fitting curve | R2 |
| | 9 | Guandi1# | | 0.9979 | | Guandi2# | | 0.9906 | | Guandi3# | | 0.9952 | | Tunlan1# | | 0.9891 | | Tunlan2# | | 0.9903 | | Tunlan3# | | 0.9995 | | 12 | Guandi1# | | 0.9961 | | Guandi2# | | 0.9761 | | Guandi3# | | 0.9614 | | Tunlan1# | | 0.997 | | Tunlan3# | | 0.9556 |
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