Test result: Elegance 2015
Water boiling test (WBT)
Stove and fuel
Stove characteristics
Non-traditional, Household, Portable, Batch loaded, Biochar-producing, Gasifier (TLUD), Heating, Fan, Thermoelectric generator, Prototype
Fuel type
Wood
Fuel moisture content
6.0%
Fuel net calorific value
19.49 MJ/kg
Test information
Test details
not available
Testing organization
Renewable Energy and New Materials Institute (REMI)
Reporting type
Third party
Country
Viet Nam
Year performed
not available
Test environment
Lab
Altitude
not available
Number of replicate tests
3
Source information
Citation
not available
Source data
not available
Test result IWA tiers of performance
Show subtiers
3
Emissions
1
Efficiency
3
Indoor emissions
unrated
Safety
Performance metrics
IWA emissions  
Metric Value SD (σ) Cv
IWA high power CO 2.3 g/MJ-del 2.4 1.04
IWA high power PM 16.0 mg/MJ-del 22.0 1.38
IWA low power CO 0.087 g/min/L 0.002 0.02
IWA low power PM 1.6 mg/min/L 1.5 0.94
IWA efficiency  
Metric Value SD (σ) Cv
IWA high power thermal efficiency 35.44%
IWA low power specific consumption 0.043 MJ/min/L 0.003 0.07
IWA indoor emissions  
Metric Value SD (σ) Cv
IWA high power indoor CO 0.374 g/min 0.07 0.19
IWA high power indoor PM 6.0 mg/min 5.7 0.95
Efficiency, energy consumption and fuel use
Metric Value SD (σ) Cv
Hot start thermal efficiency 36.0%
Cold start thermal efficiency 34.98%
Simmer thermal efficiency 31.2%
Burning rate cold start 12.0 g/min 1.2 0.1
Burning rate hot start 14.0 g/min 1.1 0.08
Burning rate simmer 8.0 g/min 0.8 0.1
Output
Metric Value SD (σ) Cv
Time to boil cold start 25.667 min 2.1 0.08
Time to boil hot start 21.33 min 2.5 0.12
Temp-corrected time to boil cold start 25.0 min 2.1 0.08
Temp-corrected time to boil hot start 21.0 min 2.5 0.12