• Professor, Electrical & Computer Engineering
  • Robert Kennedy '26 Chair
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Hamid A. Toliyat

Educational Background

  • Ph.D., Electrical and Computer Engineering, University of Wisconsin-Madison, Madison, Wisconsin, USA, 1991.
  • M.S., Electrical and Computer Engineering, West Virginia University, Morgantown, West Virginia, USA, 1986.
  • B.S. in Electrical Engineering, Sharif University of Technology, Tehran, Iran, 1982.

Research Interests

    • Condition Monitoring and Fault Diagnosis of Electric Machines and Power Converters
    • DC and AC Power Supplies, Wide Band Gap Converters using SiC and GaN Devices
    • Wireless Power Transfers for Land, Sea, and Air Vehicles
    • Advanced Electronically Controlled Electromagnetic Powertrains
    • Electric and Hybrid Electric Powertrains for Land, Air, and Sea vehicles
    • Power Dense and Torque Dense Electric Motors and generators
    • Advanced Sensorless Control of Electric Motor Drives
    • Submersible Motors and Power Converters for Harsh Environments
    • Microcontroller-Based Power Electronics Systems
    • High Speed Electromechanical Energy Storage Systems
    • Distributed Energy Systems; Surface Wave Energy, Wind Turbines, Microturbines, Photovoltaic Systems
    • Smart Grids and their Components
    • Active Power Filters for Power Systems Network

Awards & Honors

  • IEEE Nikola Tesla Field Award, For outstanding contributions to the design, analysis and control of fault-tolerant multiphase electric machines, $10,000.0 prize award, 2014.
  • Cyrl Veinott Electromechanical Energy Conversion Award, IEEE Power Engineering Society, $5000 prize award, 2004.
  • Best Transactions Paper Awards, IEEE Industry Applications Society (2016, and 2006), IEEE Power Engineering Society (2007, and 1996).
  • Distinguished Lecturer, IEEE Industry Applications Society, 2014 – 2015, IEEE Vehicular Technology Society, 2012 - 2014.
  • Patent and Innovation Award, Texas A&M University System Office of Technology Commercialization’s, 2022, 2020, 2018, 2016, and 2007.
  • Schlumberger Foundation Technical Awards, $30,000.0 prize award, April 2000.
  • Space Act Award by NASA Inventions and Contributions Board, $250.0 prize award, April 1999.

Selected Publications

  • Methods and Apparatus for Medium-Voltage Electronic Power Conversion, H.A. Toliyat, and M. Moosavi, United States Patent No.: 10,998,825, May 4, 2021.
  • Method and Apparatus for Compact Axial Field Magnetically Geared Machines, H.A. Toliyat, M. Johnson, and M. Gardner, United States Patent No. 10,476,349 B2, Nov. 11, 2019.
  • Sparse and Ultra-Sparse Partial Resonant Converters, H.A. Toliyat, and M. Amirabadi, United States Patent No.: 9,543,853 B2, Jan. 10, 2017.
  • System and Method for Controlling Multiphase Electric Motors, H.A. Toliyat, M. Hajiaghajani, V. Sundaram, N. Nzeocha, Y. Deshpande, and M.M. Rahimian, United States Patent No.: 9,543,879 B2, Jan. 10, 2017.
  • DC Capacitors-Less Power Converters, H.A. Toliyat, and M. Amirabadi, United States Patent No.: 8,988,900 B2, Mar. 24, 2015.
  • A Low-Cost Brushless DC Motor Drive with Improved Power Factor, H.A. Toliyat, and T. Gopalarathnam, United States Patent No.: 7,049,786 B1, May 23, 2006.
  • Multiphase Induction Motor Drive System and Method, H.A. Toliyat, R. Shi, H. Xu, United States Patent No.: 6,426,605 B1, July 30, 2002.
  • Method and System for Brushless Wound Field Synchronous Machines, H.A. Toliyat, M.C. Gardner, and D. Talebi, United States Patent Application No.: US 2021/0336574 A1, Oct. 28, 2021.
  • High Torque Density Electric Machine with Directly Cooled End-windings, H.A. Toliyat, M.C. Gardner, P.J. Shamburger, M. Benedict, J.C. Grunlan, D.S. Antao, B.P. Rasmussen, J.R. Felts, and P.N. Enjeti, PCT/US2021/032304, 5/14/2020, 5493TEES20.
  • A. Morya, M.C. Gardner, B. Anvari, L. Liu, A.G. Yepes, J. Doval-Gandoy, H.A. Toliyat, “Wide Bandgap Devices in AC Electric drives: Opportunities and Challenges,” IEEE Transactions on Transportation Electrifications, Vol. 5, No. 1, Mar. 2019, pp. 3-20.
  • S. Choi, M. Haque, A.K.M. Arafat, and H.A. Toliyat, “Detection and Estimation of Extremely Small Fault Signature by Utilizing Multiple Current Sensor Signals in Multiphase Electric Machines,” IEEE Transactions on Industry Applications, Vol. 53, No. 3, May/June 2017, pp.2805-2816.
  • B. Farhangi, and H.A. Toliyat, “Piecewise Linear Modeling of Snubberless Dual Active Bridge Commutation," IEEE Transactions on Industry Applications, Vol. 51, No. 5, Sep./Oct. 2015, pp. 4072-4078.
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