Research Article
Experimental Study of the Influence of Moisture Content on the Mechanical Properties and Energy Storage Characteristics of Coal
Table 3
Calculation results of cyclic loading energy of coal samples.
| Loading mode | No. | Moisture content | Number of cyclic stages before failure | Total strain energy | Area of hysteretic loop | Recoverable strain energy | /J·m-3 |
| Cyclic loading/unloading | b3 | 18% | 12 | 2.95441 | 0.39274 | 2.56167 | b6 | 21% | 8 | 2.42494 | 0.44268 | 1.98226 | b9 | 25% | 5 | 2.00783 | 0.54268 | 1.46515 |
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