Test result: jikokoa
Water boiling test (WBT)
Stove and fuel
Stove
Stove characteristics
Non-traditional, Household, Portable, Batch loaded
Fuel type
Charcoal
Fuel description
Royal Oak Natural Lump Charcoal
Fuel moisture content
not available
Fuel net calorific value
29.8 MJ/kg
Test information
Test details
not available
Testing organization
Reporting type
Self reported
Country
United States
Year performed
2014
Test environment
Lab
Altitude
410 m
Number of replicate tests
8
Source information
Citation
not available
Source data
Test result IWA tiers of performance
Show subtiers
1
Emissions
3
Efficiency
1
Indoor emissions
unrated
Safety
Performance metrics
IWA emissions  
Metric Value SD (σ) Cv
IWA high power CO 13.0 g/MJ-del
IWA high power PM 45.0 mg/MJ-del
IWA low power CO 0.02 g/min/L
IWA low power PM 0.5 mg/min/L
IWA efficiency  
Metric Value SD (σ) Cv
IWA high power thermal efficiency 43.0%
IWA low power specific consumption 0.004 MJ/min/L
IWA indoor emissions  
Metric Value SD (σ) Cv
IWA CO 0.8 g/min
IWA PM 3.0 mg/min
Efficiency, energy consumption and fuel use
Metric Value SD (σ) Cv
Cold start thermal efficiency 43.0%
Simmer thermal efficiency 42.0%
Specific fuel consumption cold start 25.18 g/L
Specific fuel consumption hot start g/L
Temp-corrected specific consumption cold start 25.0 g/L
Temp-corrected specific consumption hot start g/L
Temp-corrected specific energy cons cold start 735.25 kJ/L
Temp-corrected specific energy cons hot start kJ/L
Burning rate cold start 5.05 g/min
Burning rate hot start g/min
Burning rate simmer 0.72 g/min
Specific fuel consumption simmer 6.75 g/L
Temp-corrected specific energy cons simmer 198.49 kJ/L
Output
Metric Value SD (σ) Cv
Cold start firepower 2474.13 W
Hot start firepower W
Simmer firepower 354.25 W
Time to boil cold start 24.75 min
Time to boil hot start min
Temp-corrected time to boil cold start 24.58 min
Temp-corrected time to boil hot start min
Turn down ratio 7.25
Safety metrics
Metric Value SD (σ) Cv
Total safety score points
Flames or fuel exiting chamber rating
Flames surrounding cookpot rating
Chimney shielding rating
Temperature of operational construction rating
Heat transmission to surroundings rating
Surface temperature rating
Obstructions near cooking surface rating
Containment of fuel rating
Cookstove tipping rating
Sharp edges and points rating