Test result: Wisdom Jiko - M2 model
Water boiling test (WBT)
Stove and fuel
Stove characteristics
Non-traditional, Household, Portable, Batch loaded, Biochar-producing, Gasifier (TLUD), Ceramic-lined
Fuel type
Wood
Fuel moisture content
not available
Fuel net calorific value
not available
Test information
Test details
not available
Testing organization
University of Nairobi
Reporting type
Third party
Country
Kenya
Year performed
not available
Test environment
Lab
Altitude
not available
Number of replicate tests
not available
Source information
Citation
not available
Source data
Test result IWA tiers of performance
Show subtiers
2
Emissions
0
Efficiency
1
Indoor emissions
2
Safety
Performance metrics
IWA emissions  
Metric Value SD (σ) Cv
IWA high power CO 0.966 g/MJ-del
IWA high power PM 246.0 mg/MJ-del
IWA low power CO 0.0554 g/min/L
IWA low power PM 0.253 mg/min/L
IWA efficiency  
Metric Value SD (σ) Cv
IWA high power thermal efficiency 26.65%
IWA low power specific consumption 0.052 MJ/min/L
IWA indoor emissions  
Metric Value SD (σ) Cv
IWA high power indoor CO 0.165 g/min
IWA high power indoor PM 22.38 mg/min
Efficiency, energy consumption and fuel use
Metric Value SD (σ) Cv
Hot start thermal efficiency 29.0%
Cold start thermal efficiency 23.0%
Simmer thermal efficiency 33.0%
Specific fuel consumption cold start 91.0 g/L
Specific fuel consumption hot start 69.0 g/L
Burning rate cold start 19.0 g/min
Burning rate hot start 17.0 g/min
Burning rate simmer 10.0 g/min
Specific fuel consumption simmer 175.0 g/L
Output
Metric Value SD (σ) Cv
Time to boil cold start 19.0 min
Time to boil hot start 16.0 min
Emissions
Metric Value SD (σ) Cv
Total CO2 emissions cold start 403.0 g
Total CO2 emissions hot start 616.0 g
Total CO2 emissions simmer 665.0 g