1. Stove selection criteria
Presentation made at the Malawi PCIA Stove Camp 2012
20th March 2012
Magi N Matinga
Johannesburg
South Africa

2. Discussion
How did you choose the stove you are promoting or planning to?
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3. Discussion What dominant selection criteria do we observe?
How might this affect program
outcomes?
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4. Selection Criteria: Technical proposal
Efficiency
Combustion efficiency - How completely fuel is burnt
Heat transfer efficiency – How much heat is actually transferred to do the work
Fuel consumption
Fuel burn rate
Time to boil /speed of cooking
Emissions – particulate matter
Turn down ratio (Control efficiency)

5. Selection criteria: Social proposal
Is better than baseline option
Ease of use
Durability
Flexibility
Fuel tolerance
Fuel processing

6. Selection criteria: Social proposal
Quantum leap?
Aesthetics
Maintenance
Safety
User and beneficiary preferences - Taste of food, position when cooking (risk of change/trade offs)
User burden
Cultural issues

7. Selection criteria: Economic proposal
Affordability - Cost to user
Perceived/relative affordability
Cost of fuel

8. Selection Criteria: Pragmatic programmatic issues
Is it a practical stove?
Supply chain configuration
Support for competency*

9. Social and economic criteria can be elusive
Social and economic criteria can be elusive. You will find them by asking the right questions!
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10. Social criteria is a moving target!
Keep up people!!!
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11. Questions?
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12. Unless stated, all pictures are courtesy of M. N Matinga
Unless stated, all pictures are courtesy of M.N Matinga. Express permission is required before reproduction and/or use