1. Permanent Magnet Motor Modeling Kaila Krieser, EE Dan Montgomery, EE Craig Christofferson, EE Mark Wisted, EE

2. Problem Objective The team will select, use and assess an electromagnetic modeling software tool to simulate Permanent Magnet Motor operation in variable magnet and environmental configurations. Key Steps: 1.Selection of Tool 2.Selection of Model 3.Modeling Execution 4.Experimental Validation

3. Research  Motor Function  Basic operation of PMMs  PMM Modeling Fundamentals  2D versus 3D, CAD files characteristics  Performance Characteristics  MMF, flux linkage, cogging torque, output torque, hysteretic loss  Magnetic Material Variation  Client specified rare earth magnets

4. Modeling Software Tools  Finite Element Method Magnetics (FEMM)  Simple, free software  Cobham Opera-2D  Advanced, free 30 day trial  ANSYS Electromagnetics Solutions  Advanced, department provided  Infolytica MagNet  Dr. Jiles (Department Chair) recommended, Dr. Jiles provided

5. Evaluation Criteria  Cost  Usability  Performance Characteristics Variability  Material Variability  Environmental Variability  Output Data Accuracy

6. Stretch Goal: Physical Testing  Magnetomotive Force  Gaussmeter  Flux Linkage  Fluxmeter  Cogging Torque  Specific experimental apparatus  Output Torque  Dynamometer  Efficiency  Electrical power in versus mechanical power out

7. Current Progress

8. Schedule

9. Questions?