Altern. energy

With the advent of cold weather, utilities sharply increase, because the bulk of the costs are heating costs. And every year, energy is becoming more expensive, what to do in this case?

The main requirement for any solar collector is its area, because the collector power depends on it. The larger the area of ​​the device, the more heat it can receive from the sun. A

This article will discuss how to make a generator with your own hands, which is powered by daylight. This is an excellent analogue of the solar panel, but the main advantage of such a generator is

The idea of ​​creating a solar panel and using solar energy to understand what it is and how it works has not left the author for a long time. Even more interest arose when the author in

This article describes the creation of a sufficiently powerful solar panel with minimal cost. The author really liked the idea of ​​using solar energy in their needs in places where there is no

The idea of ​​such a collector belongs to a resident of the Moscow region, who, after building an inexpensive pool, wondered about its heating. So the idea came to my mind, as you can do it yourself

There are a huge number of schemes on how to make a solar oven with your own hands. One author has proposed the easiest way to do this. As the basis used

In the article, the author decided to share how you can make an excellent solar air collector from an old lamp, which were previously used in enterprises. Even in our time, these huge

Surely those who once held chickens wondered how best to heat the chicken coop in winter. After all, the efficiency of egg production directly depends on this. Of course, in the chicken coop you can

With the help of such a home-made collector, you can easily heat an apartment or any other room. It is installed very simply, however, as it is removed. After removing the collector, you can

The article will discuss how to make a large-sized solar collector from a plastic pipe. The disadvantage of this collector is that it does not have natural water circulation, that is, it

There are a huge number of schemes on how you can make a solar collector yourself. One author proposed a variant of the collector, in which as the main element (coil) will use

This solar collector was designed by the author independently on the basis of an old heating radiator. The solar collector allows the use of hot water in the summer, which heats up

This article is devoted to the creation of an axial neodymium magnet generator with metal-free stators. Windmills of this design have become particularly popular due to the growing availability of neodymium