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
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)
(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 |