Wide-range-speed-control doubly salient hybrid excitation machine

• Main Authors: LIU HAIPENG, WANG SHENGPING, ZHANG JUNGANG, YU GONGSHAN, ZHANG WENCHANG, TAN XUECHAO, WANG HUAIJIE
• Format: Patent
• Language: Chinese; English
• Published: 07.08.2013
• Subjects: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TOTRANSPORTATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; DYNAMO-ELECTRIC MACHINES; ELECTRICITY; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERATION; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE

The utility model relates to relates to a wide-range-speed-control doubly salient hybrid excitation machine which comprises a segmented-rotor flux-switching doubly salient permanent-magnet machine comprising a stator (1), armature teeth (2), excitation teeth (3), armature coils (4), sector teeth (7), a magnetic shield bush (8), dovetailed grooves (9), and a rotor shaft (10). The wide-range-speed-control doubly salient hybrid excitation machine is characterized in that three pairs of direct-current excitation coils (5) are disposed on the excitation teeth (3) of the stator (1) of the segmented-rotor flux-switching doubly salient permanent-magnet machine, permanent magnets (6) are correspondingly disposed on the inner side of the direct-current excitation coil (5), magnetic bridges (11) are arranged on two sides of each permanent magnet, the magnetic field of the permanent magnets (6) is in the radial direction of the machine, and the direct-current excitation coils (5) are evenly distributed on the stator (1)