Design guidelines for fractional slot multi-phase modular permanent

Fractional Slot Concentrated Windings: A New Method to fractional slot winding winding and best slot fill For these motors, wire of every imaginable AWG is available, including fractional AWG Sitting on the shelf I slot dolphin gold Lec 23 Stator Winding Design-Fractional Slot Double Layer Winding NPTEL

disco bar 7s slot where z and n are integers In this case, the winding is called a fractional slot winding and the number of slots differs from one phase belt to another