Is your RURAL home ISOLATED from the electric line? Small renewable energy are only profitable off-grid, as they have small size, need accumulation and can not be simultanousely from different sources.Do you doubt to connect your FARM to the MAINS? The electric line is more cost competitive in kWh per variety in the mix of …
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Do you have a CAMPING field with energy problems? Do you want to have HOT WATER for your customers with renewable energy? SOLAR THERMAL can be your solution. Solar thermal vacuum tubes: hot water with the sun. Your camping works in the temperate season. You have the maximum customers in summer when it is easier …
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Solar panel We can see some plate black panels on the roofs of the houses. People know they are renewable or alternative energies, but few know exactly how it works. The term solar panel is confusing and unprofessional, because there are actually two very different uses of the energy coming from the sun: Photovoltaic module -> Electricity There are …
Why renewable energies are not suitable for cities? Because cities do not give the optimal conditions for Weather or environmental phenomena that are the basis of renewable energies: spacious, sun and wind in abundance, availability of land or forest resources. Let us examine: Sol (photovoltaic and solar thermal) A solar installation needs a wide space on the roofs, …
You are a farmer, a rancher or you live in rural areas. You want to accumulate heat from a solar thermal system and not lose this energy transferred to the hot water. Let me tell you about the teapot and the dinosaur. The kettle and the sphere British have a reputation for knowing how to drink …
Daniel Strohl wanted to heat his garage, very cold in winter. He tried a kerosene heater, but it was too expensive. So he decided to take advantage his garage was facing south and build himself a solar air collector. He drank 50 cans of Sprite (you can do with Coke or beer!) to make 5 …
