overview
My main research interests and experience include analysis and design of electrical machines, variable speed drives for traction and propulsion applications, fault diagnosis of electric machinery, and sensorless variable speed drives.
education and training
- Ph.D. in , University of Wisconsin - Madison - (Madison, Wisconsin, United States) 1991
- M.S. in , West Virginia University - (Morgantown, West Virginia, United States) 1986
- B.S. in , Sharif University of Technology - (Tehran, Iran) 1982
selected publications
Academic Articles179
- Kivanc, O. C., Ozturk, S. B., & Toliyat, H. A. (2022). On-line dead time compensator for PMSM drive based on current observer. Engineering Science and Technology, an International Journal. 25, 100987-100987.
- Johnson, M., Gardner, M. C., & Toliyat, H. A. (2021). A Parameterized Linear 3D Magnetic Equivalent Circuit for Analysis and Design of Radial Flux Magnetic Gears–Part I: Implementation. IEEE Transactions on Energy Conversion. 36(4), 2894-2902.
- Johnson, M., Gardner, M. C., & Toliyat, H. A. (2021). A Parameterized Linear 3D Magnetic Equivalent Circuit for Analysis and Design of Radial Flux Magnetic Gears–Part II: Evaluation. IEEE Transactions on Energy Conversion. 36(4), 2903-2911.
- Khan, Q., Refaat, S. S., Abu-Rub, H., Toliyat, H. A., Olesz, M., & Darwish, A. (2021). Characterization of Defects Inside the Cable Dielectric With Partial Discharge Modeling. IEEE Transactions on Instrumentation and Measurement. 70, 1-11.
- Gardner, M. C., Praslicka, B., Johnson, M., & Toliyat, H. A. (2021). Optimization of Coaxial Magnetic Gear Design and Magnet Material Grade at Different Temperatures and Gear Ratios. IEEE Transactions on Energy Conversion. 36(3), 2493-2501.
Books3
- Toliyat, H. A., & Kliman, G. B. (2004). Handbook of electric motors: Second edition, revised and expanded.
Chapters13
- Toliyat, H. A., Johnson, M., & Gardner, M. C. (2020). Magnetic Gears and Magnetically Geared Machines: An Alternative Compact and Reliable Solution for High-Torque, Low-Speed Systems. Compendium on Electromagnetic Analysis. 389-420. World Scientific.
- Toliyat, H. A., Abolhassani, M., Niazi, P., & Hao, L. (2018). DSP-Based Control of Variable Speed Drives. Power Electronics Handbook. 1303-1323. Elsevier.
- Farhangi, B., & Toliyat, H. (2016). Multi-input converters. Power Electronic Converters and Systems: Frontiers and Applications. 75-110. Institution of Engineering and Technology.
- Amirabadi, M., & Toliyat, H. A. (2014). AC-Link Universal Power Converters: A New Class of Power Converters for Renewable Energy and Transportation. Power Electronics for Renewable Energy Systems, Transportation and Industrial Applications. 107-135. John Wiley & Sons, Ltd.
- Toliyat, H. A., Abolhassani, M., Niazi, P., & Hao, L. (2011). DSP-based Control of Variable Speed Drives. Power Electronics Handbook. 1155-1176. Elsevier.
Conference Papers319
- Khan, Q., Refaat, S. S., Abu-Rub, H., & Toliyat, H. A. (2021). A Computational Model for Aging Dependability in Polymeric Cable Insulation. IECON 2021 – 47th Annual Conference of the IEEE Industrial Electronics Society, IECON 2021 - 47th Annual Conference of the IEEE Industrial Electronics Society. 00, 1-5.
- Johnson, M., Hasanpour, S., Gardner, M. C., & Toliyat, H. A. (2021). Analysis and Benchmarking of Radial Flux Cycloidal Magnetic Gears with Reduced Permanent Magnet Piece Count Using Consequent Poles. 2021 IEEE Energy Conversion Congress and Exposition (ECCE), 2021 IEEE Energy Conversion Congress and Exposition (ECCE). 00, 4334-4341.
- Hasanpour, S., Sheshaprasad, S., Gardner, M. C., Johnson, M., Praslicka, B., & Toliyat, H. A. (2021). Design and Control of a Fault Tolerant Permanent Magnet Motor with Independently Optimized Phase and Pole Counts. 2021 IEEE 13th International Symposium on Diagnostics for Electrical Machines, Power Electronics and Drives (SDEMPED), 2021 IEEE 13th International Symposium on Diagnostics for Electrical Machines, Power Electronics and Drives (SDEMPED). 1, 58-64.
- AlBader, M., & Toliyat, H. A. (2021). Wavelet Based Demodulation: A Diagnostic Method for Reliable Rotor Fault Index. 2021 IEEE 13th International Symposium on Diagnostics for Electrical Machines, Power Electronics and Drives (SDEMPED), 2021 IEEE 13th International Symposium on Diagnostics for Electrical Machines, Power Electronics and Drives (SDEMPED). 1, 532-538.
- Talebi, D., Gardner, M. C., Sankarraman, S. V., Daniar, A., & Toliyat, H. A. (2021). Electromagnetic Design Characterization of a Dual Rotor Axial Flux Motor for Electric Aircraft. 2021 IEEE International Electric Machines & Drives Conference (IEMDC), 2021 IEEE International Electric Machines & Drives Conference (IEMDC). 00, 1-8.
patents
Patents6
- Toliyat, H. A., & Torshizi, S. (2021). Method and apparatus for medium-voltage electronic power conversion.
- Toliyat, H. A., Johnson, M. C., & Gardner, M. C. (2019). Method and apparatus for compact axial flux magnetically geared machines.
- Toliyat, H., Hajiaghajani, M., Sundaram, V., Nzeocha, N., Deshpande, Y., & Rahimian, M. (2017). System and method for controlling muliphase electric motors.
- Toliyat, H., & Gopalarathnam, T. (2006). Unipolar drive topology for permanent magnet brushless DC motors and switched reluctance motors.
researcher on
Principal Investigator2
- Magnetically Geared Multi-Phase Electric Machines awarded by DOD-Army-Army Research Office 2018 - 2021
Co-Principal Investigator1
awards and honors
- Distinguished Lecturer conferred by IEEE Industry Applications Society - (Piscataway, New Jersey, United States) - 1 year term 2014
recent teaching activities
- ECEN214 Elec Circuit Theory Instructor
- ECEN438 Power Electronics Instructor
- ECEN442 Dsp-based Motion Control Instructor
- ECEN491 Hnr-research Instructor
- ECEN491 Research Instructor
chaired theses and dissertations
- Al Jaafari, Khaled Ali Mohammed Ali (2016-08). Electromagnetic Analysis of Stator Ground Faults in Synchronous Generators. (Doctoral Dissertation)
- Meenakshi Sundaram, Vivek (2016-08). Reliable Multiphase Induction Motor Drives. (Doctoral Dissertation)
- Li, Yongqi (2016-05). Real-Time Torque Ripple Minimization of Outer Rotor Switched Reluctance Motor. (Master's Thesis)
- Pakdelian, Siavash (2014-12). Trans-Rotary Magnetic Gear for Wave Energy Application. (Doctoral Dissertation)
Email
toliyat@tamu.edu
First Name
Hamid
Last Name
Toliyat
mailing address
Texas A&M University; Electrical and Computer Engineering; 3128 TAMU
College Station, TX 77843-3128
USA