d-lab fall 2004. iap trip details time commitment… 3 - 28 january monetary commitment… living...
TRANSCRIPT
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D-LabFall
2004
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IAP Trip Details
• Time commitment…• 3 - 28 January
• Monetary commitment…• Living expenses• Visa and passport fees
• Personal commitment…• YES!!
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Intermediate Technology
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Indigenous Technology
• Takes about 1 - 3 hours every day to grind grain for their families
• Costs less than $5 for equipment
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Industrialized Technology
• Takes about 10 seconds to grind the grain for a family for one day
• Costs abut $8,000
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Intermediate Technology
• Takes about 1 - 3 minutes to grind the grain for a family for one day
• Costs abut $500
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Industrial Technology
• Produces about 10,000 bricks per day
• Costs abut $23,000
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Intermediate Technology
• Produces about 500 bricks per day
• Costs abut $375
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Indigenous Technology
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Industrialized Technology
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Intermediate Technology
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Appropriate Technology
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What are appropriate technologies?
The traditional definition:• low in capitol costs• uses local materials as much as possible• creates jobs• small scale• can be understood, maintained and
repaired locally• uses decentralized, renewable energy
sources• does not involve patents, royalties etc.
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The Sari Cloth Filter
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The Pot-in-Pot
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Whirlwind Wheelchairs
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Light Up the World: Solid State Lights
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Grameen Phone
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A Guiding Principle for AT
• Give a man a fish, and he eats for a day
• Teach a man to fish, and he eats for a life time...
unless there’s no river nearby!!
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Fuel from the Fields Project: Charcoal Briquettes
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Improvements to Press• Original Design• $100• Requires 3 people to
operate
• Improvements• Bracing makes press safer
and easier to use • Improved process to eject
briquettes • Throughput increased to 2
briquettes/minute
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cowdungcharcoal
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Guiding Principles for D-Lab
• Identify functional requirements• Encourage participatory
development• Value indigenous knowledge• Promote local innovation• Strive for sustainability
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