Notebook of technologies using renewable and alternative energy sources
a categorized list of published articles
a categorized list of published articles
links to useful web tools and sources of information
reviews of books with themes of renewable resources and ecology
explanation of used terms and abbreviations
I'm sure you've already seen houses with walls overgrown with the vegetation. Above all, such a house has a nice view. The green color is soothing. The house is also more involved in the immediate vicinity and resonate with
Already the ancient Greeks didn't want in their homes in the winter freezing and summer boil. Therefore, devising solutions for its time very progressive. At present, many architects are turning to
Temperatures are rising, and central Europe, including our country is slowly moving from a moderate podnebného zones to the subtropics. Ancient cooling and ventilation inventions that I still could only see in the south
We will focus on the invention, which became the springboard for the Trombe wall and in the currently experiencing a renaissance, though it is still in the shadow of the more popular solar water heating. We'll be the Sun to warm the air.
Popular, timeless, simple and fairly inexpensive. It might sound a brief characteristic of the passive tempering rooms the energy of the Sun using a trombe wall.
The name refers to the wind turbine rotating permanent magnet stored in a hollow cylinder filled with fluid, which in this way we are trying to warm up. The whole magic is on the eddy currents, also referred to as Foucaultův
The folding parabola with leaves decomposing like the petals of daisies. Or also a futuristic tube with a reflecting surface, into which you put the raw meat and pull the finished steak. Such are the forms of Solar,
Wind turbines are frequently used to generate electrical energy. The following thermal-wind generator changes the energy of the wind to heat energy and heats up the heating water. This uses the principle of the so-called Joule apparatus originally
The production of electricity by conversion of heat differences to electric current. The principle of Peltier cells, which are widely used for cooling, finds application as a thermoelectric generator. Just make different temperatures on the two surfaces
Sand is a suitable material for energy storage? When, after a sunny day we'll come to the beach at night and get our hands in the sand, will be tepid. In our country must do a children's sandbox