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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
Rating
Difficulty
Duration3h 30 min.
Date20.07.2022
Language

Solar fuel cell

This project illustrates the principle of an 'ecological' fuel cell. Using a photovoltaic solar cell, electrolysis is carried out to separate hydrogen from the oxygen contained in the water. Then it is possible to produce electricity the other way round and lit up a small LED bulb. The ... »
illustrates, ecological, photovoltaic, electrolysis, oxygen
Rating
Difficulty
Duration2h 0 min.
Date20.07.2022
Language
français english

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
Rating
Difficulty
Duration3h 30 min.
Date16.05.2013
Language
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