US Patent Application 18159404. ROTATING ELECTRIC MACHINE simplified abstract

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ROTATING ELECTRIC MACHINE

Organization Name

Mitsubishi Electric Corporation


Inventor(s)

Yoshihiro Miyama of Tokyo (JP)


Shinsuke Kayano of Tokyo (JP)


Kengo Kumagai of Tokyo (JP)


ROTATING ELECTRIC MACHINE - A simplified explanation of the abstract

  • This abstract for appeared for US patent application number 18159404 Titled 'ROTATING ELECTRIC MACHINE'

Simplified Explanation

The present disclosure describes a rotating electric machine that aims to improve reluctance torque and reduce centrifugal force. The machine includes a rotor core with a pair of magnet slots positioned opposite each other, with the distance between them narrowing towards the inner side. Magnets are inserted into these slots, and center flux barriers are placed on the d axis between the magnet slots. The distance between the first-layer and second-layer center flux barriers is the smallest among the distances between the flux barrier layers.


Original Abstract Submitted

An object of the present disclosure is to provide a rotating electric machine in which a centrifugal force can be relaxed and reluctance torque can be improved. A pair of magnet slots are provided so as to be opposed to each other such that the distance therebetween is narrowed toward the radially inner side while being centered on a d axis of a rotor core, a pair of magnets are inserted in the pair of magnet slots, and center flux barriers are provided on the d axis between the pair of magnet slots. The distance in the radial direction between the first-layer center flux barrier and the second-layer center flux barrier is the smallest among distances between a flux barrier layer for first layer and a flux barrier layer for second layer.