Magnetic flow memory type magnetism gear composite motor

The utility model provides a magnetic flow memory type magnetism gear composite motor, relates to a PMSM field, specifically belongs to magnetic flow adjustable magnetism gear composite motor field. The problem of traditional permanent -magnet machine air gap field transfer the magnetism effect poor is solved. The utility model discloses outside on the stator magnetic steel winding have external stator direct current excitation winding, through exert the direct current pulse to external stator direct current excitation winding, change outer stator magnetic steel's magnetization, the air gap magnetic flux of between magnet adjustment ring of adjusted cup type rotor and interior external stator to realize effective regulation of the air gap magnetic flux of motor. The utility model disclosesmainly use in direct drive fields such as electric automobile. 种磁通记忆式磁齿轮复合电机，涉及种永磁同步电机领域，具体属于磁通可调的磁齿轮复合电机领域。解决了传统永磁电机气隙磁场调磁效果差的问题。本实用新型在外定子磁钢上缠绕有外定子直流励磁绕组，通过对外定子直流励磁绕组施加直流脉冲，改变外定子磁钢的磁化强度，调节杯型转子的调磁环和内外定子间的气隙磁通，从而实现电机的气隙磁通的有效调