System and method for protecting magnetic elements from demagnetization

In accordance with one embodiment, the present technique provides a magnetic assembly for an electrical machine having a rotor core. The magnetic assembly includes a magnetic element having a top surface, a bottom surface and at least one side surface located between the top and bottom surfaces, whe...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: JANSEN PATRICK L, CARL RALPH J.JR, QU RONGHAI
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:In accordance with one embodiment, the present technique provides a magnetic assembly for an electrical machine having a rotor core. The magnetic assembly includes a magnetic element having a top surface, a bottom surface and at least one side surface located between the top and bottom surfaces, wherein the bottom surface of the magnetic element is couplable to a peripheral surface of the rotor core. The magnetic assembly also includes a ferromagnetic layer disposed on the top surface of the magnetic element. The magnetic assembly further includes an electrically conductive element that circumscribes the magnetic element.