Stove and fuel
Stove
Stove characteristics
Non-traditional, Household, Portable, Side-feed, Ceramic-lined, Pot skirt, Rocket
Fuel type
Wood
Fuel description
Douglas-fir
Fuel moisture content
not available
Fuel net calorific value
not available
Test information
Test details
WBT 4.1
Testing organization
Reporting type
Third party
Country
United States
Year performed
2012
Test environment
Lab
Altitude
not available
Number of replicate tests
not available
Source information
Citation
Results of WBT 4.1 Testing of the EcoZoom Dura Stove
Source data
Test result IWA tiers of performance
Performance metrics
Efficiency, energy consumption and fuel use
| Metric | Value | SD (σ) | Cv |
|---|---|---|---|
| Simmer thermal efficiency | 44.0% | 9.7 | 0.22 |
| Specific fuel consumption cold start | 59.8 g/L | 3.1 | 0.05 |
| Specific fuel consumption hot start | 56.69 g/L | 3.4 | 0.06 |
| Temp-corrected specific consumption cold start | 58.0 g/L | 2.7 | 0.05 |
| Temp-corrected specific energy cons cold start | 1120.0 kJ/L | 52.0 | 0.05 |
| Temp-corrected specific energy cons hot start | 1060.0 kJ/L | 113.0 | 0.11 |
| Burning rate cold start | 11.0 g/min | 1.2 | 0.11 |
| Burning rate hot start | 10.87 g/min | 0.0 | 0.0 |
| Burning rate simmer | 4.96 g/min | 0.4 | 0.08 |
| Specific fuel consumption simmer | 52.8 g/L | 3.4 | 0.06 |
| Temp-corrected specific energy cons simmer | 1019.0 kJ/L | 65.0 | 0.06 |
Output
| Metric | Value | SD (σ) | Cv |
|---|---|---|---|
| Cold start firepower | 3528.0 W | 387.0 | 0.11 |
| Hot start firepower | 3499.0 W | 1.0 | 0.0 |
| Simmer firepower | 1597.0 W | 121.0 | 0.08 |
| Time to boil cold start | 26.0 min | 1.5 | 0.06 |
| Time to boil hot start | 25.0 min | 1.4 | 0.06 |
| Temp-corrected time to boil cold start | 25.5 min | 1.8 | 0.07 |
| Temp-corrected time to boil hot start | 24.2 min | 2.5 | 0.1 |
| Turn down ratio | 2.2 | 0.05 | 0.02 |