Test result
Water boiling test (WBT)
Stove and fuel
Stove description
Metal Skirted Rocket. A sheet-metal rocket elbow with 12 cm diameter combustion chamber placed within a 20-l World Food Program oil can and surrounded by vermiculite. Used with a skirt with 10 mm gap.
Stove characteristics
Pot skirt, Rocket, Non-traditional
Fuel type
Wood
Fuel moisture content
not available
Fuel net calorific value
not available
Test information
Test details
WBT-3.0, 5 Liters Boiled
Testing organization
Reporting type
Not available
Country
United States
Year performed
2010
Test environment
Lab
Altitude
not available
Number of replicate tests
3
Test result IWA tiers of performance
Show subtiers
unrated
Emissions
unrated
Efficiency
unrated
Indoor emissions
unrated
Safety
Performance metrics
IWA emissions  
Metric Value SD (σ) Cv
IWA high power CO 1.894 g/MJ-del
IWA high power PM 271.764 mg/MJ-del
IWA low power CO 0.048 g/min/L
IWA low power PM 2.865 mg/min/L
IWA efficiency  
Metric Value SD (σ) Cv
IWA high power thermal efficiency 33.7047413%
IWA low power specific consumption 0.03 MJ/min/L
IWA indoor emissions  
Metric Value SD (σ) Cv
IWA CO 0.243 g/min
Efficiency, energy consumption and fuel use
Metric Value SD (σ) Cv
Specific energy consumption 10600.0 kJ/task
Fuel consumed 699.0 g/task
Hot start thermal efficiency 30.8%
Cold start thermal efficiency 36.6%
Output
Metric Value SD (σ) Cv
Cold start firepower 5532.0 W
Hot start firepower 5809.0 W
Simmer firepower 2235.0 W
Mean time to boil 22.3 min
Emissions
Metric Value SD (σ) Cv
CO emissions factor (2) 14.4816398 g/kg fuel
CO emissions rate 0.242616893 g/min