Motor containing a permanent magnet having high and low temperature side permanent magnet parts

Motor containing a permanent magnet having high and low temperature side permanent magnet parts

Provided is a motor including a permanent magnet, in which the permanent magnet includes a high temperature side permanent magnet part exposed to a high temperature inside the motor, and a low temperature side permanent magnet part exposed to a temperature lower than the high temperature inside the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Kato, Eiji, Hayakawa, Takuma, Hidaka, Tetsuya, Iwasaki, Makoto, Kitaoka, Hidetake
Format: Patent
Sprache:eng
Schlagworte:
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
DYNAMO-ELECTRIC MACHINES
ELECTRICITY
GENERATION
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Beschreibung
Zusammenfassung:Provided is a motor including a permanent magnet, in which the permanent magnet includes a high temperature side permanent magnet part exposed to a high temperature inside the motor, and a low temperature side permanent magnet part exposed to a temperature lower than the high temperature inside the motor, and a coercive force of the high temperature side permanent magnet part is higher than the coercive force of the low temperature side permanent magnet part.