Electric materials
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Electrodynamic and ferrodynamic devices are based on the principle of interaction of currents of different coils, one of which is stationary,...
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When measuring currents and voltages in three-phase current circuits, in most cases they are satisfied by measuring a single...
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The short-circuit mode of the transformer is such a mode when the terminals of the secondary winding are closed by a current conductor with...
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Multi-speed electric motors - asynchronous motors with several speed levels, designed to drive mechanisms that require step-by-step control of...
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The valve motor is understood as a variable electrical drive system consisting of an alternating current motor structurally similar to a synchronous machine, a valve...
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