FIELD: electricity.
SUBSTANCE: invention relates to electrical engineering, namely to electrical machines, in particular, AC generators. Magnetoelectric machine comprises a rotor with permanent magnets and a stator, which is a magnetic core with slots in which there is a three-phase winding. Rotor is separated from by an air gap δ and is a hollow cylinder made of ferromagnetic material, on outer side surface of which there are permanent magnets. Number of magnetic poles of rotor must be equal to number of magnetic poles of three-phase winding with current of stator and satisfy following equation: 2p=n, where p is number of poles of machine; n is an even number. Three-phase stator winding is connected to three-phase rectifying unit and is connected on a “star” or “triangle” circuit. Permanent magnets are made in form of rods of prismatic shape and are fixed against displacements on rotor by covers.
EFFECT: higher working magnetic flux of magnetoelectric machine.
1 cl, 3 dwg
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Authors
Dates
2016-12-10—Published
2015-09-22—Filed