Research Article
The Oxygen Generation Performance of Hollow-Structured Oxygen Candle for Refuge Space
Table 1
Oxygen concentration, oxygen generation, and the average OGR.
| Radius of the hollow structure (mm) | The initial oxygen concentration (%) | The oxygen concentration at the end of reaction (%) | The reaction time (min) | The actual volume (L) | The theory volume (L) | The ratio of actual volume to theoretical volume (%) | The average OGR (L·min−1) |
| 0 | 20.7 | 28.8 | 6 | 34.43 | 49.61 | 69.4 | 5.74 | 5 | 20.62 | 31.43 | 5.7 | 45.94 | 49.61 | 92.6 | 8.06 | 9 | 20.58 | 32.05 | 5.3 | 48.75 | 49.61 | 98.3 | 9.2 | 12 | 20.6 | 32.1 | 5 | 48.45 | 49.61 | 97.7 | 9.69 | 15.5 | 20.62 | 32 | 4.3 | 48.36 | 49.61 | 97.5 | 11.25 |
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