Research Article
The Fracture Influence on the Energy Loss of Compressed Air Energy Storage in Hard Rock
Table 2
Efficiency comparison under different conditions in the 12th day.
| The 12th day | Input energy (MJ) | Output energy (MJ) | Energy loss (MJ) | Efficiency |
| Intact rock | Mass control | 189.10 | 183.01 | 6.09 | 96.78% | Air supplement control | 195.25 | 183.48 | 11.77 | 93.97% |
| Rock with single crack | Mass control | 189.10 | 182.46 | 6.64 | 96.49% | Air supplement control | 195.25 | 183.28 | 11.97 | 93.87% |
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