FIELD: electrical engineering.
SUBSTANCE: invention relates to electrical engineering, namely to rotating electric machines with a built-in angular position sensor, and can be used as part of electric drives operating in motor and generator modes, for example, in robotic and mechatronic systems, mobile platforms, as well as in industrial automation. The claimed result is achieved by integrating into the design of an electric machine an accurate induction angular position sensor related to eddy current or induction inductosyns, preferably induction type. A bodyless synchronous rotating electric machine with a built-in induction angular position sensor contains a stator and a rotor. The rotor, carrying magnets and fixed with the possibility of rotation relative to the stator, is made in the form of a magnetic core made of a material with high magnetic permeability. The stator consists of a winding, a magnetic core made of a material with high magnetic permeability and a stator circuit board with two electrical circuits. The first electrical circuit connects the stator coils. The second electrical circuit of the stator board is the windings of the induction angular position sensor, and the rotor of the induction angular position sensor is located on the rotor of the electric machine.
EFFECT: increasing the accuracy of determining the angular position, reducing the axial dimension and weight of the electric motor with a built-in angular position sensor.
9 cl, 5 dwg
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Authors
Dates
2022-09-12—Published
2022-01-27—Filed