Construction And Repair
Electricity from nothing: how to get energy from air and earth with your own handsConstruction And Repair
One of the greatest assets of the modern world is electricity. Due to the rise in the cost of energy resources, humanity is trying to find alternative and affordable energy sources, tending to the ...
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How to get electricity from the earth for free with your own hands: schemes and methods, energy according to BelousovConstruction And Repair
The earth's interior has an almost inexhaustible potential, and if desired, they can be used as a source of energy. There are several ways to get electricity from the ground. These schemes may be r...
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Private house power supply system project: design recommendations, registration rulesConstruction And Repair
Designing electrical wiring in a cottage is not easy. However, even in the absence of special skills, you can make a high-quality project for the power supply of a private house. The electricity su...
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Power supply reliability categories: PUE requirements and definition of 1, 2 and 3 categoriesConstruction And Repair
Several decades ago, the "Rules for the Installation of Electrical Installations" (PUE) were formulated for the first time. From that moment on, they were often changed and supplemented, but the pu...
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Electricity: what year did it appear and who invented it, the history of the discovery of direct and alternating currentConstruction And Repair
Electricity plays a huge role in the life of a modern person. Until now, many do not understand how people once lived without electric current. There is light in our houses, all household appliance...
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Metal junction box: design of electrical junction boxes, features of their installationConstruction And Repair
When laying electrical wiring with your own hands, you need to be careful and accurate. But without certain knowledge in the field of electrical engineering, difficulties can arise when performing ...
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Uninterruptible power supply: principles of operation of different types of UPSConstruction And Repair
Uninterruptible power systems are now becoming very popular. It doesn't matter where a modern person lives - in a city apartment, in a country house, various household appliances, digital computers...
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Lighting design: types of lamps, new ideas in apartment decorationConstruction And Repair
A well-chosen lighting design can become a harmonious component of any modern interior. The unique combination of new technologies and artistic planning gives a new impetus to the development of mo...
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Lighting unit: how and in what the level of illumination of a room is measuredConstruction And Repair
The light flux can be measured exclusively in laboratory conditions, otherwise it is simply impossible to determine the level of illumination. However, the devices for each room already have a cert...
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Lighting controller: application of light control panels, motion sensors and photocellsConstruction And Repair
In large apartments and country houses, it can be difficult to control lighting with switches alone, especially if the lamps are divided into large groups. This problem is solved by the "smart home...
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