Repair of electrical equipment
A symbolic method for calculating alternating current circuits. Useful for electrician: electrical engineering and electronics
The symbolic method of operations on vector quantities is based on a very simple idea: each vector is decomposed into two components:...
Battery chargers. Useful for Electrical Engineering: Electrical and Electronics Engineering
For charging, recharging and formation of batteries, special chargers are used, which provide the necessary charging mode and meet...
Ferroresonant voltage stabilizers - the principle of operation. Useful for electrician: electrical engineering and electronics
The stabilizer, in which a stabilized voltage is obtained at the terminals of the nonlinear choke, is the simplest ferromagnetic stabilizer. Its main drawback...
Thyristor DC / DC converters. Useful for electrician: electrical engineering and electronics
A thyristor DC-to-DC converter (DC) is a device for converting AC to DC with regulation according to a given output parameter law...
Recording parameters of the operation of the crane.Useful for electrician: electrical engineering and electronics
Unfortunately, during the operation of lifting machines, various accidents occur from time to time. As a rule, these...
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Why is electric current dangerous?