Stove and fuel
Stove
Stove description
Portable metal cooker with two burners. The chimney is 2 m tall and 10 cm in diameter
Stove characteristics
Traditional, Portable, Heating, Chimney
Fuel type
Wood
Fuel description
Eucalyptus cut to size (3x4x30cm)
Fuel moisture content
not available
Fuel net calorific value
18430.0 MJ/kg
Test information
Test details
not available
Testing organization
not available
Reporting type
Self reported
Country
Bolivia
Year performed
2015
Test environment
Lab
Altitude
3434 m
Number of replicate tests
4
Test result IWA tiers of performance
Performance metrics
IWA emissions
| Metric | Value | SD (σ) | Cv |
|---|---|---|---|
| IWA high power CO | 13.0 g/MJ-del | 5.68 | 0.44 |
| IWA high power PM | 391.09 mg/MJ-del | 253.5 | 0.65 |
| IWA low power CO | 0.03 g/min/L | 0.02 | 0.67 |
| IWA low power PM | 6.07 mg/min/L | 2.55 | 0.42 |
IWA efficiency
| Metric | Value | SD (σ) | Cv |
|---|---|---|---|
| IWA high power thermal efficiency | 0.35% | 0.03 | 0.09 |
| IWA low power specific consumption | 0.03 MJ/min/L | 0.004 | 0.13 |
IWA indoor emissions
| Metric | Value | SD (σ) | Cv |
|---|---|---|---|
| IWA CO | 0.12 g/min | 0.06 | 0.5 |
| IWA PM | 4.94 mg/min | 2.11 | 0.43 |
Efficiency, energy consumption and fuel use
| Metric | Value | SD (σ) | Cv |
|---|---|---|---|
| Hot start thermal efficiency | 0.41% | 0.09 | 0.22 |
| Cold start thermal efficiency | 0.29% | 0.04 | 0.14 |
| Simmer thermal efficiency | 0.24% | 0.02 | 0.08 |
| Specific fuel consumption cold start | 64.3 g/L | 7.83 | 0.12 |
| Specific fuel consumption hot start | 42.77 g/L | 9.91 | 0.23 |
| Temp-corrected specific consumption cold start | 70.79 g/L | 8.38 | 0.12 |
| Temp-corrected specific consumption hot start | 52.83 g/L | 11.54 | 0.22 |
| Temp-corrected specific energy cons cold start | 1304.0 kJ/L | 154.0 | 0.12 |
| Temp-corrected specific energy cons hot start | 974.0 kJ/L | 213.0 | 0.22 |
| Burning rate cold start | 14.94 g/min | 3.21 | 0.21 |
| Burning rate hot start | 14.14 g/min | 3.76 | 0.27 |
| Burning rate simmer | 12.61 g/min | 1.69 | 0.13 |
| Specific fuel consumption simmer | 70.09 g/L | 10.8 | 0.15 |
| Temp-corrected specific energy cons simmer | 1292.0 kJ/L | 199.0 | 0.15 |
Output
| Metric | Value | SD (σ) | Cv |
|---|---|---|---|
| Cold start firepower | 4588.0 W | 985.0 | 0.21 |
| Hot start firepower | 4342.0 W | 1156.0 | 0.27 |
| Simmer firepower | 3873.0 W | 520.0 | 0.13 |
| Time to boil cold start | 33.5 min | 4.65 | 0.14 |
| Time to boil hot start | 24.75 min | 3.3 | 0.13 |
| Temp-corrected time to boil cold start | 36.95 min | 5.65 | 0.15 |
| Temp-corrected time to boil hot start | 30.52 min | 1.65 | 0.05 |
| Turn down ratio | 1.21 | 0.39 | 0.32 |