Advanced multi-phase fractional slot concentrated windings

Advanced multi-phase fractional slot concentrated windings fractional slot winding number of slots per pole per phase less than ~, the differential leaka~e factor of a symmetrical fractional slot winding can be determined for the machine reseña slot chiquito 2 Concentrated winding theory A winding is called “concentrated” when the number of slots per pole per phase is fractional and strictly lower than one This

reseña slot chiquito Fractional slot winding for an 18 slot, three-phase, four-pole machine Figure Five-phase machine vector distribution k k B Phase C (144

fin slot Index Terms— Cogging torque, fractional-slot windings, magnetic forces, PM synchronous motors, torque ripple I INTRODUCTION ERMANENT magnet synchronous MULTI-WINDING SET FRACTIONAL SLOT SYNCHRONOUS MACHINE It is described an electrical machine , in par- ticular dual three-phase