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Reduction of cogging torque in permanent magnet machine
- 1. REDUCTION OF COGGING TORQUE IN PERMANENT MAGNET MACHINE Krithik Kumar Chandrashekar, Nikhil Kulkarni
- 4. Base Model Design Parameter Value Stator Outer Radius 70mm Stator Inner Radius 29mm Rotor Inner Diameter 23.5mm Magnet Height 4 mm Stator Slot opening 3mm Pole Shoe depth 2mm Pole Width 20 mm Speed 1800 rpm Torque ~4-5 Nm
- 5. Parameters for the Base Model
- 17. Comparison Of Some of The Techniques Model Number Average Torque (Nm) Cogging Torque(Nm) Base Model 5.038 0.2053 1. Slotless 5.024 0.1175 2. Bread Loaf 3.8789 0.0223 3.Assymetry 4.9612 0.1628 4.Airgap Lengthening 4.5717 0.1712 5.Auxillary Groove 4.775 0.1066
- 18. Questions