University of Wisconsin-Madison

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Interdisciplinary Professional Programs

Permanent Magnet Machines and Drives Principles, Design and Applications

interpro.wisc.edu/RA01084 See upcoming dates

Course Overview

This course will provide you with a comprehensive understanding of permanent magnet AC machines, including the basics and major topologies, how to design permanent magnet machines, and much more. Learn the various applications of PM machines, the fundamentals of synchronous machines and machine modeling, and the major PM machine topologies.

Who Should Attend?

This course will benefit engineers involved in:

  • Electric machine design 
  • All modes of vehicular propulsion 
  • Wind and renewable power generation 
  • High-performance motion control 
  • Elevators and cranes 
  • HVAC equipment 
  • White goods and appliances

Course Outline

Applications and Technology Trends

  • Review of PM machine applications
  • Suitability for direct-drive applications
  • High-power-density and high-efficiency applications
  • Trends toward higher speed and higher power
  • Trends toward higher motor-converter
    integration

Fundamentals of Synchronous Machines

  • Equivalent circuit models
  • d-q modeling for salient pole machine
  • Magnetic circuit model
  • Introduction to magnetic materials properties

Major PM Machine Topologies

  • Features and comparative overview, attributes for selection
  • Stator and rotor configurations, including radial and axial

PM Machine Design and Analysis, Tools, and Methods

  • Electromagnetic
  • Thermal and structural
  • Parameter measurement
  • Design for self-sensing

Drive System Issues for PM Motors and Generators

  • Drive configurations and topologies
  • Torque-speed characteristics

PM Drive Control

  • Current regulators
  • Vector control and direct torque control (DTC)
  • Sensors, observers, and self-sensing control

Flux-Weakening Control

  • Alternative control algorithms
  • Interactions between machine design and control

Drive System Simulation

  • Matlab/Simulink
  • Rapid prototyping

Fault-Mode Operation

  • Open-circuit and short-circuit faults
  • Uncontrolled generator operation
  • Demagnetization
  • Fault-tolerant machine design

Instructors

Ian Brown

Ian P. Brown received the B.S. degree in engineering from Swarthmore College, Swarthmore, PA, in 1999, and the M.S. and Ph.D. degrees in electrical engineering from the University of Wisconsin, Madison, in 2003 and 2009, respectively. Since 2012, he has been with the Illinois Institute of Technology where he is currently an Associate Professor in the Electrical and Computer Engineering Department. Previously he was with the Corporate Technology Center, A. O. Smith Corporation, Milwaukee, WI. His main research interests are high-performance electrical drives and the design of electric machines.

Thomas Jahns

Dr. Thomas M. Jahns received his bachelors, masters, and doctoral degrees from MIT, all in electrical engineering.

Dr. Jahns joined the faculty of the University of Wisconsin-Madison in 1998 in the Department of Electrical and Computer Engineering.  He served for 14 years as a Co-Director of the Wisconsin Electric Machines and Power Electronics Consortium (WEMPEC), a world-renowned university/industry consortium in the electrical power engineering field.  Since 2021, he is the Grainger Emeritus Professor of Power Electronics and Electrical Machines.

Prior to coming to UW-Madison, Dr. Jahns worked at GE Corporate Research and Development (now GE Global Research) in Niskayuna, NY, for 15 years, where he pursued new power electronics and motor drive technology in a variety of research and management positions. His current research interests at UW-Madison include integrated motor drives and electrified propulsion for both land vehicles and aircraft.

Dr. Jahns is a Fellow of IEEE.  He received the 2005 IEEE Nikola Tesla Technical Field Award “for pioneering contributions to the design and application of AC permanent magnet machines”.  Dr. Jahns is a Past President of the IEEE Power Electronics Society.  He was elected to the US National Academy of Engineering in 2015 and received the IEEE Medal in Power Engineering in 2022.

Bulent Sarlioglu

Bulent Sarlioglu is a Professor at the University of Wisconsin-Madison and the Technology and Collaboration Director of WEMPEC of the Wisconsin Electric Machines and Power Electronics Consortium. From 2000 to 2011, he was with Honeywell International Inc.'s Aerospace Division, Torrance, CA, USA, most recently as a Staff Systems Engineer.  His expertise includes electrical machines, drives, and power electronics, particularly in electrifying transportation and industrial applications. He is the inventor or co-inventor of 22 U.S. patents and many international patents. In addition, he has more than 300 technical papers that are published in conference proceedings and journals. Dr. Sarlioglu received Honeywell's Outstanding Engineer Award in 2011 for his outstanding contribution to aerospace, the NSF CAREER Award in 2016, and the 4th Grand Nagamori Award from Nagamori Foundation, Japan, in 2018.  Dr. Sarlioglu received the IEEE PES Cyril Veniott Award in 2021. Dr. Sarlioglu became a fellow of the National Academy of Inventors in 2021 and an IEEE Fellow in 2022.

Upcoming dates