Table 4.
Influence of fuel pellet size and ignition for simulant faeces combustion.
| Sample | Pellet size (mm × mm) | Ignition type | Peak combustion temp (°C) | Fuel burn rate (g/min) | MCE (%) | ηCCE (%) | Duration of experiment (min) |
|---|---|---|---|---|---|---|---|
| SS-1 | 5 × 5, square shape | B | 215 | 1.56 | 72 | 22 | 32.0 |
| SS-2 | 10 × 10 square shape | B | 520 | 2.91 | 80 | 41 | 17.2 |
| SS-3 | 20 × 20 square shape | B | 203 | 1.15 | 80 | 24 | 43.5 |
| SS-4 | 5 × 10 cylindrical shape | B | 484 | 3.31 | 80 | 48 | 15.1 |
| SS-1 | 5 × 5, square shape | S | 318 | 2.44 | 67 | 28 | 20.5 |
| SS-2 | 10 × 10 square shape | S | 341 | 2.59 | 79 | 40 | 19.3 |
| SS-3 | 20 × 20 square shape | S | 243 | 1.31 | 72 | 27 | 38.2 |
| SS-4 | 5 × 10 cylindrical shape | S | 316 | 2.36 | 70 | 17 | 21.2 |
B-Booster; S-Standard.