Research Article
Experimental Study of the Rock Mechanism under Coupled High Temperatures and Dynamic Loads
Table 3
Parameters obtained during the dynamic compressive strength tests.
| Temperature | Impact speed V (m/s) | Strain rate | Peak stress | Peak strain | Young’s modulus |
| 25 | 10.0 | 96.09 | 199.73 | 3.56 | 25.39 | 12.5 | 108.44 | 224.68 | 4.15 | 33.10 | 14.5 | 117.90 | 246.70 | 11.25 | 36.00 | 100 | 10.0 | 100.12 | 191.14 | 1.77 | 33.21 | 12.5 | 108.08 | 196.26 | 6.87 | 30.02 | 14.5 | 118.08 | 205.76 | 8.99 | 31.96 | 200 | 10.0 | 118.70 | 152.99 | 3.05 | 34.56 | 12.5 | 122.44 | 168.14 | 8.1 | 30.73 | 14.5 | 135.93 | 240.71 | 12.91 | 28.68 | 400 | 10.0 | 122.63 | 146.69 | 6.02 | 29.86 | 12.5 | 139.37 | 161.15 | 8.48 | 15.44 | 14.5 | 161.25. | 213.27 | 11.38 | 23.12 | 600 | 10.0 | 135.29 | 85.16 | 6.42 | 5.48 | 12.5 | 160.19 | 104.29 | 9.96 | 12.26 | 14.5 | 174.05 | 151.90 | 13.7 | 13.50 | 800 | 10.0 | 206.78 | 33.00 | 8.14 | 1.92 | 12.5 | 215.47 | 35.91 | 18.03 | 2.63 | 14.5 | 222.66 | 59.44 | 18.87 | 3.48 |
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