Theory and design of fractional-slot multilayer windings

fractional slot winding   Dan schutting poort met slot

Lec 23 Stator Winding Design-Fractional Slot Double Layer Winding NPTEL

The proposed design offers the minimum total harmonics distortion in the magnetomotive force produced by the winding whereas winding factor of the working Index Terms— Cogging torque, fractional-slot windings, magnetic forces, PM synchronous motors, torque ripple I INTRODUCTION ERMANENT magnet synchronous

20p slot Since one pole presents 180 electrical space degrees, so the slots pitch corresponding to 18012, , 15° In a fractional pitch Abstract PM machines in which slot number and pole number combination differs by one have to be configured with asymmetric winding pattern in order to maximize