Upesi Portable
Upesi Portable
Manufacturer
not available

Metal-clad, ceramic, wood-burning stove disseminated in Africa by the organization Practical Action in reported quantities of 30,000 per year.

IWA tiers of performance
Show subtiers
1
Emissions
0
Efficiency
0
Indoor emissions
unrated
Safety
Information for consumers
Maximum pot capacity
not available
Approximate lifetime
not available
People fed per meal
not available
Pot type accommodated
(Flat bottom/Round bottom)
not available
Countries deployed
Kenya
Common foods cooked
not available
Manufacturer's warranty available?
No
General information
Manufactured in
Kenya
Suggested retail price
not available
Availability
On the market
Dimensions (l/w/h)
not available
Weight
not available
Shipping dimensions
not available
Shipping weight
not available
Local assembly possible?
Yes
Materials needed for local assembly
not available
Includes instructions?
No
Other information
Photo credit: Improved Biomass Cooking Stoves http://stoves.bioenergylists.org/stoves-AtoZ
Characteristics
Household, Ceramic-lined, Non-traditional, Portable
Fuels
Crop residues, Wood
Materials
Metal, Clay, Ceramic
Performance details
IWA emissions  
Metric Min value Max value Number of tests
IWA high power CO 10.93 g/MJ-del 18.4 g/MJ-del 2
IWA high power PM 914.0 mg/MJ-del 2455.0 mg/MJ-del 2
IWA low power CO 0.116 g/min/L 0.178 g/min/L 2
IWA low power PM 6.267 mg/min/L 17.2 mg/min/L 2
IWA efficiency  
Metric Min value Max value Number of tests
IWA high power thermal efficiency 20.7 % 23.2 % 2
IWA low power specific consumption 0.049 MJ/min/L 0.067 MJ/min/L 2
IWA indoor emissions  
Metric Min value Max value Number of tests
IWA CO 0.702 g/min 0.973 g/min 2
IWA PM 50.25 mg/min 112.458 mg/min 2
Efficiency, energy consumption and fuel use
Metric Min value Max value Number of tests
Cold start thermal efficiency 18.4 % 22.6 % 2
Hot start thermal efficiency 22.9 % 23.8 % 2
Fuel consumed 223.0 g/task 233.0 g/task 2
Output
Metric Min value Max value Number of tests
Cold start firepower 4834.0 W 5445.0 W 2
Hot start firepower 4741.0 W 5489.0 W 2
Simmer firepower 3256.0 W 4552.0 W 2
Mean time to boil 28.0 min 42.6 min 2
Emissions
Metric Min value Max value Number of tests
PM2.5 emissions factor (2) 2.8975 g/kg fuel 8.2275 g/kg fuel 2
CO emissions factor (2) 41.3325 g/kg fuel 73.4875 g/kg fuel 2
CH4 emissions factor (2) 2.154 g/kg fuel 3.921 g/kg fuel 2
PM2.5 emissions rate 49.08700118 mg/min 111.9003995 mg/min 2
CO emissions rate 0.702 g/min 0.973 g/min 2