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Adiabatic solar air conditioner

This DIYs 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 ... »
ecological, conditioning, photovoltaic, cooled, evaporating
Note
Difficulté
Durée3h 30 min.
Date17.05.2013
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 DIYs project reveals all the components of an electric generator. By using a small electric motor ... »
torch, flashlight, transform, generator, motor
Note
Difficulté
Durée3h 0 min.
Date16.05.2013
Langue(s)

Solar boat 2

Concept   Building a solar boat is a good way too experiment the use of photovoltaic solar cells. Solar boats are an ecological means of transportation because they use the sun, a renewable and environmental friendly energy. In order to navigate by night and when the sun is too weak, solar boats ... »
experiment, photovoltaic, ecological, renewable, batteries
Note
Difficulté
Durée3h 30 min.
Date16.05.2013
Langue(s)

Hydroelectric power plant 1

This DIYs project helps to understand how hydropower (energy from water in motion) can be transformed into electricity. Hydropower is a renewable energy regenerated through the water cycle. The Sun powers this cycle by evaporating water (from e.g. rivers, lakes or seas). This water condenses ... »
hydropower, renewable, regenerated, evaporating, lakes
Note
Difficulté
Durée3h 0 min.
Date13.05.2013
Langue(s)

Solar electric motor

This project helps to understand how an electric motor works (how it is possible to create a movement with electricity). Many electrical appliances use this technique  (mixer, cd player, hair dryer, etc.). By generating electricity from the Sun, this DIY shows that there are alternative energy ... »
motor, appliances, dryer, generating, renewable
Note
Difficulté
Durée3h 0 min.
Date13.05.2013
Langue(s)
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