Test result: Philips HD4012
Water boiling test (WBT)
Stove and fuel
Stove characteristics
Fan, Ceramic-lined, Gasifier (TLUD), 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
3
Emissions
3
Efficiency
3
Indoor emissions
unrated
Safety
Performance metrics
IWA emissions  
Metric Value SD (σ) Cv
IWA high power CO 0.978 g/MJ-del 0.1 0.1
IWA high power PM 62.3 mg/MJ-del 15.0 0.24
IWA low power CO 0.012 g/min/L
IWA low power PM 0.553 mg/min/L
IWA efficiency  
Metric Value SD (σ) Cv
IWA high power thermal efficiency 38.4% 0.6 0.02
IWA low power specific consumption 0.024 MJ/min/L
IWA indoor emissions  
Metric Value SD (σ) Cv
IWA CO 0.082 g/min
IWA PM 4.704 mg/min
Efficiency, energy consumption and fuel use
Metric Value SD (σ) Cv
Fuel consumed 99.0 g/task
Hot start thermal efficiency 40.5% 0.9 0.02
Cold start thermal efficiency 36.2% 0.3 0.01
Output
Metric Value SD (σ) Cv
Cold start firepower 4588.0 W 176.0 0.04
Hot start firepower 5166.0 W 280.0 0.05
Simmer firepower 1696.0 W 30.0 0.02
Mean time to boil 17.2 min 1.2 0.07
Emissions
Metric Value SD (σ) Cv
CH4 emissions factor (2) 0.2395675 g/kg fuel
CO emissions factor (2) 8.6085 g/kg fuel
PM2.5 emissions factor (2) 0.4515 g/kg fuel
CO emissions rate 0.082 g/min
PM2.5 emissions rate 5.018108725 mg/min