Test result: StoveTec GreenFire
Water boiling test (WBT)
Stove and fuel
Stove characteristics
Ceramic-lined, Pot skirt, Rocket, Non-traditional
Fuel type
Wood
Fuel description
Wood, dry
Fuel moisture content
not available
Fuel net calorific value
17.7 MJ/kg
Test information
Test details
WBT 4.1.2, 5 Liters of water
Testing organization
Reporting type
Third party
Country
United States
Year performed
2012
Test environment
Lab
Altitude
not available
Number of replicate tests
3
Test result IWA tiers of performance
Show subtiers
2
Emissions
2
Efficiency
0
Indoor emissions
unrated
Safety
Performance metrics
IWA emissions  
Metric Value SD (σ) Cv
IWA high power CO 6.285 g/MJ-del 0.75 0.12
IWA high power PM 376.5 mg/MJ-del 50.0 0.13
IWA low power CO 0.053 g/min/L
IWA low power PM 2.683 mg/min/L
IWA efficiency  
Metric Value SD (σ) Cv
IWA high power thermal efficiency 34.3% 3.55 0.1
IWA low power specific consumption 0.026 MJ/min/L
IWA indoor emissions  
Metric Value SD (σ) Cv
IWA CO 0.421 g/min
IWA PM 29.875 mg/min
Efficiency, energy consumption and fuel use
Metric Value SD (σ) Cv
Fuel consumed 114.0 g/task
Hot start thermal efficiency 33.1% 3.6 0.11
Cold start thermal efficiency 35.4% 3.5 0.1
Output
Metric Value SD (σ) Cv
Cold start firepower 3916.0 W 446.0 0.11
Hot start firepower 5054.0 W 624.0 0.12
Simmer firepower 1852.0 W 206.0 0.11
Mean time to boil 22.4 min 1.8 0.08
Emissions
Metric Value SD (σ) Cv
CH4 emissions factor (2) 2.439 g/kg fuel
CO emissions factor (2) 40.325 g/kg fuel
PM2.5 emissions factor (2) 2.6325 g/kg fuel
CO emissions rate 0.421 g/min
PM2.5 emissions rate 28.20790074 mg/min