MOTOR WITH SOUND MITIGATION FEATURE

MOTOR WITH SOUND MITIGATION FEATURE

A motor includes a rotor having magnets therein and a stator. The stator includes a stator core having a ring and a plurality of teeth extending from the ring, a plurality of coils wrapped around the plurality of teeth, and a means for shifting a natural frequency of the motor to a frequency value o...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: Paulsen, Alexander J, Duncan, Ian A
Format: Patent
Sprache:eng
Schlagworte:
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
DYNAMO-ELECTRIC MACHINES
ELECTRICITY
GENERATION
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Beschreibung
Zusammenfassung:A motor includes a rotor having magnets therein and a stator. The stator includes a stator core having a ring and a plurality of teeth extending from the ring, a plurality of coils wrapped around the plurality of teeth, and a means for shifting a natural frequency of the motor to a frequency value outside a range of 2500 Hertz (Hz) to 3500 Hz.