Week 01 - Electromagnetics
- Basics of electromagnetics
- Discuss basic definitions of electromagnetic theory and applications
- Electric and magnetic fields
- Interaction between electric and magnetic fields
- Generation of flux
- Electromagnetic analogies flux
- Current Flux linkage
- Voltage Resistance
- Reluctance
- Maxwell’s equations
- Basic Maxwell’s equations to calculate electromagnetic forces
Week 02 - DC Motors
- Series motor working principle
- Shunt motor
- Separately excited motor
- Equivalent circuit of a separately excited DC motor
- Calculation of back emf and torque
- Brushless DC Motors
- Basics of BLDC motors
- Their back emf types and equations
- Modeling of a DC motor
- Basic modeling of DC motor using equivalent circuit
- Equations and Math assignments for calculating flux linkage and back emf for different DC Motors
- Motor commutation
- Discuss commutation techniques of a DC motor
Week 03 - AC Motors I - Introduction
- Induction Motors
- Introduction to AC motors
- Induction motor components
- Working principle and equivalent circuits
- Slip, torque, and efficiency equations
- Synchronous Motors
- Discuss asynchronous and synchronous AC electric motors
- Equivalent circuits
- Reference frame transformation
- Discuss stator and rotor reference frames with equations
Week 04 - AC Motors II - Modelling
- Induction motor sizing
- Sizing equations of an induction motor
- Equivalent circuit development
- Motor modeling using MATLAB
- Importing equations into MATLAB/Simulink and solving equivalent circuits
Week 05 - Torque Speed Characteristics
- Torque vs speed for different motors
- Derive torque vs varying speeds or voltage input equations for different AC motors
- Deriving characteristics using MATLAB
- Expand previously developed MATLAB/Simulink model to generate torque vs speed plots
Week 06 - Industrial Applications of Motors 1
- DC Motor applications in different industries
- AC vs DC (Tesla vs World) Motor as a component of industrial control systems
- Operating several motors in multi-axis motion systems
- Discuss applications such as robotics, automation, material handling, and machine tools
Week 07 - Permanent Magnet Motors
- Magnetic circuits
- Magnetic circuits explanation
- Understanding basic transformers and developing equations for flux linkage
- Permanent Magnet motor modeling
- Discuss basics of PM motor design equations and explain electromagnetic FEA
- Different types of PM motors
- Interior PM motors
- Surface mount PM motors
- Components of a PM motor
- Discuss different types of possible stator slots, rotor poles, flux barriers, air gap, coils, etc
Week 08 - Reluctance Motors
- Introduction to different types of reluctance motors
- Synchronous Reluctance and Switched Reluctance Motors
- Discuss torque equations and saliency ratio
- Lumped parameter modeling
- Discuss magnetic equivalent circuits
- Motor losses
- Discuss Iron, copper, and eddy current losses
Week 09 - PM assisted Synchronous Reluctance Motors
- Design of a PMa-synRM
- Dive into electromagnetic FEA design and simulation
- Introduction to ANSYS modeling
- Explain ANSYS Maxwell 2D and initiate a design model using basic tools
- RMxprt vs Maxwell Predefined motor models vs customized 2D FEA designs
Week 10 - Finite Element Analysis using ANSYS
- Magnetostatic analysis
- Steady-state electromagnetic analysis and discussion
- Transient analysis, time-varying fields, and simulation of dynamic electromagnetic FEA
- Defining surface approximations Boundary, meshing, and approximations to successful FEA simulation
- Post-processing tools of ANSYS Maxwell FFT, DFFT, exporting reports, plotting EMF and torque vs time
Week 11 - Electromagnetic analysis
- Advanced FEA analysis
- Importing CAD models
- Defining surface approximations
- Post-processing tools of ANSYS Maxwell
- Optimizing slot/pole combinations
- Cogging torque vs generated torque
Week 12 - Interior PM Motor Design using ANSYS
- Complete design and simulation of an IPM motor using ANSYS Maxwell 2D
- Detailed instructions to design an interior permanent magnet-based electric motor