Test result
Water boiling test (WBT)
Stove and fuel
Stove description
Baldwin VITA, a sheet metal stove with carefully calculated gaps surrounding a pot, designed and described for construction by Samuel Baldwin (Baldwin, 1987). A fire on a grate sits under a pot surrounded by a metal skirt designed for a specific pots
Stove characteristics
Pot skirt, 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 9.431 g/MJ-del
IWA high power PM 908.267 mg/MJ-del
IWA low power CO 0.112 g/min/L
IWA low power PM 2.05 mg/min/L
IWA efficiency  
Metric Value SD (σ) Cv
IWA high power thermal efficiency 29.6899575%
IWA low power specific consumption 0.026 MJ/min/L
IWA indoor emissions  
Metric Value SD (σ) Cv
IWA CO 1.15 g/min
IWA PM 85.567 mg/min
Efficiency, energy consumption and fuel use
Metric Value SD (σ) Cv
Specific energy consumption 11600.0 kJ/task
Fuel consumed 668.0 g/task
Hot start thermal efficiency 30.6%
Cold start thermal efficiency 28.8%
Output
Metric Value SD (σ) Cv
Cold start firepower 8129.0 W
Hot start firepower 7944.0 W
Simmer firepower 2385.0 W
Mean time to boil 14.0 min
Emissions
Metric Value SD (σ) Cv
CO emissions factor (2) 93.46860966 g/kg fuel
CO emissions rate 1.150023156 g/min