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Résultats de la recherche

Portable solar cooker

This project is a good way to discover the power of the Sun, and the use of a renewable energy to cook without polluting or increasing deforestation.   The portable solar cooker uses 3 principles: the greenhouse effect, the concentration of light with reflective panels and the ability of black ... »
renewable, polluting, deforestation, greenhouse, reflective
Note
Difficulté
Durée2h 30 min.
Date20.07.2022
Langue(s)

Chemical battery

Making a battery helps to understand how a chemical reaction can produce electricity. It shows also that in a battery there is no real stock of electricity, but the chemical products needed to generate some. It is important to understand how batteries work as they are more and more used in our daily ... »
batteries, pads, polluting, kilowatt-hour, mains
Note
Difficulté
Durée3h 0 min.
Date20.07.2022
Langue(s)

Solar house

Building a solar house model helps to understand how it is possible to use the power of the Sun to save energy or even to be completely independent from the energies we normally use in our buildings. Even if they are still rare, some buildings already use only renewable energies. These 'autonomous ... »
energies, renewable, air-tight, illustration
Note
Difficulté
Durée4h 0 min.
Date20.07.2022
Langue(s)

Crank flashlight

Building this torch (flashlight) helps to understand how it is possible to transform mechanical energy into electricity. This type of transformation is achieved in most of our power plants. This project reveals all the components of an electric generator. By using a small electric motor the ... »
torch, flashlight, transform, generator, motor
Note
Difficulté
Durée3h 0 min.
Date20.07.2022
Langue(s)

Adiabatic solar air conditioner

This project shows how to build an 'ecological air conditioning system'. The electricity of the fan is generated by a photovoltaic cell and the air is cooled simply by evaporating water. Conventional air conditioners are very energy consuming. They work like a fridge and need a lot of electricity ... »
ecological, conditioning, photovoltaic, cooled, evaporating
Note
Difficulté
Durée3h 30 min.
Date20.07.2022
Langue(s)
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