High-capacity low-speed permanent-magnet wind-driven generator

The invention relates to a high-capacity low-speed permanent-magnet wind-driven generator. According to the generator, multiple three-phase windings are used and integer slots are centralized to improve the coefficient of the windings and the utilization ratio of an iron core; the number of in-serie...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: YU ZHONGJUN, CHEN JUNQUAN, WANG DONG, YU XIWEN, LIN HUANGDA, WEI KUN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention relates to a high-capacity low-speed permanent-magnet wind-driven generator. According to the generator, multiple three-phase windings are used and integer slots are centralized to improve the coefficient of the windings and the utilization ratio of an iron core; the number of in-series turns per phase of the armature winding is increased to reduce the axial length of the iron core of a motor; and a permanent-magnet pole is dislocated or skewed to reduce tooth harmonic and pulsating torque. On the premise of ensuring that the electromagnetic performance of the generator and the complexity of the motor manufacturing process meet the requirements, the invention realizes material saving of the permanent magnet in the high-capacity low-speed permanent-magnet wind-driven generator, effectively reduces the cost of the motor, and provides directions for the popularization and application of the high-capacity low-speed permanent-magnet wind-driven generator.