Table 1.
The fuel efficiency of two stoves used for parboiling determined using the water‐boiling test
| Parboiling stove | Phases of the water‐boiling test | Time to boil 5 liters of water (min) | Burning rate (g/min) | Specific fuel consumption (g/liters) | Firepower (watts) | Turndown ratio |
|---|---|---|---|---|---|---|
| Traditional | Cold‐start high power | 15.06 ± 0.03 | 78.53 ± 0.20 | 487.47 ± 0.26 | 23889.43 ± 0.26 | – |
| Improved | 10.06 ± 0.03* | 208.46 ± 0.26* | 884.47 ± 0.26* | 63723.60 ± 0.30* | – | |
| Traditional | Hot‐start high power | 14.10 ± 0.50 | 204.56 ± 0.20 | 1119.50 ± 0.28* | 62532.50 ± 0.28 | – |
| Improved | 08.06 ± 0.03* | 259.96 ± 0.54* | 879.40 ± 0.10 | 79653.50 ± 0.28* | – | |
| Traditional | Simmering | – | 41.50 ± 0.26 | 18451.80 ± 0.15* | 12584.50 ± 0.26 | 1.90 ± 0.12 |
| Improved | – | 92.60 ± 0.30* | 16746.33 ± 0.28 | 28187.46 ± 0.26* | 2.24 ± 0.05* |
*Implies significant difference of the means during each phase of the water‐boiling test at the 0.05 level of significance using student t‐test.