Stove and fuel
Stove description
Charcoal Stove Skirt (Gyapa). A simple traditional metal grated charcoal stove with added conical skirt surrounding the pot.
Stove characteristics
Pot skirt, Non-traditional
Fuel type
Charcoal
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
Source information
Source data
not available
Test result IWA tiers of performance
Performance metrics
IWA emissions
Metric | Value | SD (σ) | Cv |
---|---|---|---|
IWA high power CO | 35.111 g/MJ-del | ||
IWA high power PM | 247.129 mg/MJ-del | ||
IWA low power CO | 0.286 g/min/L | ||
IWA low power PM | 0.394 mg/min/L |
IWA efficiency
Metric | Value | SD (σ) | Cv |
---|---|---|---|
IWA high power thermal efficiency | 18.4092015% | ||
IWA low power specific consumption | 0.04 MJ/min/L |
IWA indoor emissions
Metric | Value | SD (σ) | Cv |
---|---|---|---|
IWA CO | 2.315 g/min | ||
IWA PM | 26.661 mg/min |
Efficiency, energy consumption and fuel use
Metric | Value | SD (σ) | Cv |
---|---|---|---|
Specific energy consumption | 20800.0 kJ/task | ||
Fuel consumed | 657.0 g/task | ||
Hot start thermal efficiency | 18.8% | ||
Cold start thermal efficiency | 18.0% |
Output
Metric | Value | SD (σ) | Cv |
---|---|---|---|
Cold start firepower | 5790.0 W | ||
Hot start firepower | 6735.0 W | ||
Simmer firepower | 3174.0 W | ||
Mean time to boil | 28.4 min |
Emissions
Metric | Value | SD (σ) | Cv |
---|---|---|---|
CO emissions factor (2) | 390.4041574 g/kg fuel | ||
CO emissions rate | 2.315136517 g/min |