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Category : Energy x

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Multifunctional Crankset

Conversion of a Singer machine into a workshop machine

• Hard
• 5 day(s)

Autonomous solar watermaker

A project by engineering students to build a low-tech solar watermaker to help disadvantaged communities.

• Hard
• 20 day(s)

Pellets cooker

Cooker using pellets, walnut shells and probably other types of bulk material, with a 3-hour autonomy.

• Medium
• 4 hour(s)

Haybox or fireless cooker made of a wool blanket

Fireless cooker made of a woollen blanket for steaming food. The principle of the fireless cooker or Norwegian pot is to place a stewpot in an insulating receptacle after boiling for slow cooking without using a heat source. This specific space-saving model is perfectly suited to nomadic life, especially in a van, but not only, and can be adapted to various sizes of stewpot or saucepan.

• Easy
• 2,5 hour(s)

The wind turbine

Creating a wind turbine from printer stepper motors

• Medium
• 1 day(s)

Batteries recovery

Recycle computer battery cells to create a photovoltaic lamp.

• Medium
• 3 hour(s)

Solar lamp with reused lithium cells

This tutorial allows you to make a solar lamp equipped with a USB charger. It uses lithium cells that are reused from a old or damaged laptop. This system, with a day of sunlight, can fully charge a smartphone and have 4 hours of light.

• Easy
• 3 hour(s)

Solar Generator Trailer- Electrical System

This tutorial presents the sizing and construction of an electrical system for a solar generator (1 kWp or ‘kilowatt peak’) which can be moved by bicycle. This structure was designed to fit on the CHARRETTE, an assisted trailer designed by the Véloma association, whose plans are freely available.

• Medium
• 3 day(s)

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