Halbach array parallel rotor composite excitation brushless synchronous motor
A hybrid excitation and synchronous motor technology, applied in electrical components, electromechanical devices, etc., can solve the difficulty of forming sine wave air gap magnetic flux and unilateral magnetic field, increase electric excitation power and excitation time constant, reduce motor power density, etc. problem, to achieve the effect of high motor efficiency, no reduction in power density, and reduction of eddy current loss
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[0042] The advantages and specific implementation of the present invention will be explained in detail below in conjunction with the accompanying drawings.
[0043] See attached Figure 4 , a Halbach array parallel rotor hybrid excitation brushless synchronous motor, comprising a rotor 20 and a stator 10 accommodating the rotor 20, the stator 10 has a stator core 11, and armature teeth (not shown in the accompanying drawings) arranged on the stator core 11 , and the armature winding (not shown) that surrounds the armature teeth, the stator 10 also includes a magnetically conductive groove sleeve 12, a ring-shaped excitation winding 14 fixed in the magnetically conductive groove 13; the bottom surface of the magnetically conductive groove 13 A number of axial bolt holes 15 are provided for fixedly connecting the magnetically conductive groove sleeve 12 with the motor end cover (not shown in the drawings) through bolts. The gap between the magnetically conductive groove sleeve 1...
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