Hamid Reza Koofigar

 

Associate Professor

 

Department of Electrical Engineering

University of Isfahan, Isfahan 81746-73441, Iran

 

Tel: +98 31 37934081, Fax: +98 31 37933071

koofigar[AT]eng.ui.ac.ir, koofigar[AT]yahoo.com

 

 

 

 

Hamid R. Koofigar received his BSc degree in Electrical Engineering in 2003, and MSc and PhD in Electrical (Control) Engineering respectively in 2005 and 2009, from Isfahan University of Technology. Since February 2010, he has been with University of Isfahan, where he is currently an Associate Professor at the Department of Electrical Engineering.

 

 

 

 

 Employment                                                       

 

·    2016-present: Associate Professor, Department of Electrical Engineering, University of Isfahan.

·    2014-present: Head of Control Systems Group, Department of Electrical Engineering, University of Isfahan.

·    2015-2019: Director of Entrepreneurship and Technology Center, Deputy of Research, University of Isfahan.

·    2013-2015: Director of Young Researchers Office, Deputy of Research, University of Isfahan.

·    2010-2016: Assistant Professor, Department of Electrical Engineering, University of Isfahan.

 

 

 Honors and Awards                                                       

 

·    Fellowship Recipient from the Bavarian State Ministry of Science and the Arts, Munich, Germany, 2019.

·     Visiting Researcher at Chair of Electrical Drive Systems and Power Electronics, Technical University of Munich (TUM), 2019.

·      Honorary Fellow of TUM Institute for Advanced Study, Germany, 2018.

·      Visiting Researcher at Hybrid Control Systems Group, TUM, 2018.

·      Top Lecturer, Faulty of Engineering, University of Isfahan, 2018.

·      Top Researcher, Faulty of Engineering, University of Isfahan, 2016.

·      Winner of SICE International Scholarship 2012, Japan.

·      Ranking 1st among all the graduated students in Elec. and Comp. Engineering, Isfahan University of Technology, 2005.

·      Introduced as a Scientific Elite by the National Elite Institute of Iran (bmn.ir).

·      Outstanding BSc. Student, Isfahan University of Technology, during 1999-2003.

 

Fields of interest

 

·          Robust Control

·          Adaptive Nonlinear Control

·          Hybrid Dynamical Systems

·          Large-scale Systems

·          Renewable Energy Systems

 

 Patent

 

 M. Faghih, H.R. Koofigar, and B. Mirzaeian, “Robust MPPT in Photovoltaic Systems with Minimum Output Oscillations under Irradiance Variations,” 2016.

 

 Selected ISI Journal Papers

 

·  W. He, M.M. Namazi, H.R. Koofigar, M.A. Amirian, and F. Blaabjerg, “Stabilization of DC-DC buck converter with unknown constant power load via passivity-based control plus PI,” IET Power Electronics, Vol. 14, No. 16, pp. 2597-2609, Dec. 2021.

 

·  M. Tabibian, M. Ataei, and H.R. Koofigar, “Computing Frequency Response of Non-Parametric Uncertainty Model of MIMO Systems Using υ-Gap Metric Optimization,” IET Control Theory & Applications, Vol. 15, No. 8, pp. 1115-1125, May 2021.

 

·  W. He, M.M. Namazi, H.R. Koofigar, M.A. Amirian, and J.M. Guerrero, “Voltage Regulation of Buck Converter with Constant Power Load: An Adaptive Power Shaping Control,” Control Engineering Practice, Vol. 115, 104891, Oct. 2021.

 

 

 

·  M.M. Namazi, H.R. Koofigar, and J.W. Ahn, “Active Stabilization of Self-Excited Switched Reluctance Generator Supplying Constant Power Load,” IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 9, No. 3, pp. 2735-2744, May 2021.

 

·  E. Noghreian, and H.R. Koofigar, “Robust Tracking Control of Robot Manipulators with Friction and Variable Loads without Velocity Measurement: A Switched Control Strategy,” Proc IMechE Part I: Journal of Systems and Control Engineering, Vol. 235, No. 4, pp. 532-539, Apr. 2021.

 

·  S.A.M Dehghan, H.R. Koofigar, H. Sadeghian, and M. Ekramian, “Observer-based Adaptive Force–position Control for Nonlinear Bilateral Teleoperation with Time Delay,” Control Engineering Practice, Vol. 107, 104679, Feb. 2021.

   

·  E. Noghreian, and H.R. Koofigar, “Power Control of Hybrid Energy Systems with Renewable Sources (Wind-Photovoltaic) Using Switched Systems Strategy,” Sustainable Energy, Grids and Networks, Vol. 21, 100280, March 2020.

 

·  M. Nemati, H.R. Koofigar, and M. Ataei, “Observer Design for One-Sided Lipschitz Discrete-Time Switched Nonlinear Systems under Asynchronous Switching,” IMA Journal of Mathematical Control and Information, Oxford University Press, Vol. 36, No. 4, pp. 1163-1179, Dec. 2019.

 

·  S.A.M Dehghan, H.R. Koofigar, and M. Ekramian, “An Adaptive Arm’s Mechanical Impedance Estimator for Rehabilitation Robots without Force and Acceleration Sensors,” International Journal of Systems Science, Vol. 49, No. 13, pp. 2784-2796, Oct. 2018.

 

·   E. Noghreian, and H.R. Koofigar, “Adaptive Output Feedback Tracking Control for a Class of Uncertain Switched Nonlinear Systems under Arbitrary Switching,International Journal of Systems Science, Vol. 49, No. 3, pp. 486-495, Feb. 2018.

 

·   B. Shahbazi, M. Malekzadeh, and H.R. Koofigar, “Robust Constrained Control of Spacecraft Formation Flying in the Presence of Disturbances” IEEE Transactions on Aerospace and Electronic Systems, Vol. 53, No. 5, pp. 2534-2543, Oct. 2017.

 

·   S.H. Mousavian, and H.R. Koofigar, “Identification-based Robust Motion Control of an Autonomous Robot: Optimized by Particle Swarm Optimization Algorithm,” Journal of Intelligent and Robotic Systems, Vol. 85, No. 2, pp. 331-352, Feb. 2017.

 

·   H.R. Koofigar, “Adaptive Robust Maximum Power Point Tracking Control for Perturbed Photovoltaic Systems with Output Voltage Estimation,” ISA Transactions, Vol. 60, pp. 285-293, Jan. 2016.

 

·   A. Salmani, H.R. Koofigar, and S. Hosseinnia, “Adaptive Fault Detection and Isolation for A Class of Robot Manipulators with Time-Varying Perturbations,” Journal of Mechanical Science and Technology, Vol. 29, No. 11, pp. 4901-4911, Nov. 2015.

 

·   M.M. Azimi, and H.R. Koofigar, “Adaptive Fuzzy Backstepping Controller Design for Uncertain Underactuated Robotic Systems,” Nonlinear Dynamics, Vol. 79, No. 2, pp. 1457-1468, Jan. 2015.

 

·   M.H. Vafaei, M. Ataei, and H.R. Koofigar, “Heart Diseases Prediction Based on ECG Signals’ Classification Using A Genetic-Fuzzy System and Dynamical Model of ECG Signals,” Biomedical Signal Processing and Control, Vol. 14, pp. 291-296, Nov. 2014.

 

·   K. Zare, and H.R. Koofigar, “Decentralized Fuzzy-Integral-Sliding Control for A Class of TITO Uncertain Nonlinear Systems with Application to A 2-DOF Helicopter Model,” Journal of Theoretical and Applied Mechanics, Vol. 52, No. 4, pp. 959-969, Oct. 2014.

 

·   A. Salmani, H.R. Koofigar, and S. Hosseinnia, “Robust Leakage Detection for Electro Hydraulic Actuators Using An Adaptive Nonlinear Observer,” Int. J. Precision Engineering and Manufacturing, Vol. 15, No. 3, pp. 391-397, Mar. 2014.

 

·   H.R. Koofigar, “Adaptive Tracking with External Force Disturbance Rejection for Uncertain Robotic Systems,” Int. J. Control, Automation and Systems, Vol. 12, No. 1, pp. 169-176, Feb. 2014.

 

·   H.R. Koofigar, and S. Amelian, “Active Vibration Suppression in Smart Structures Subjected to Model Uncertainties and Environmental Disturbances: An Adaptive Approach,” Journal of Vibration and Control, Vol. 19, No. 13, pp. 2046-2053, Oct. 2013.

 

·   H.R. Koofigar, F. Sheikholeslam, and S. Hosseinnia, “Robust Adaptive Synchronization for A General Class of Uncertain Chaotic Systems with Application to Chua’s Circuit,” Chaos: An Interdisciplinary Journal of Nonlinear Science, Vol. 21, Dec. 2011.

 

·   H.R. Koofigar, F. Sheikholeslam, and S. Hosseinnia, “Unified Gauge-Tension Control in Cold Rolling Mills: A Robust Regulation Technique,” Int. J. Precision Engineering and Manufacturing, Vol. 12, No. 3, pp. 393-403, June 2011.

 

·   H.R. Koofigar, S. Hosseinnia and F. Sheikholeslam, “Robust Adaptive Synchronization of Uncertain Unified Chaotic Systems,” Nonlinear Dynamics, Vol. 59, No. 3, pp. 477-483, Feb. 2010.

 

·   H.R. Koofigar, S. Hosseinnia, and F. Sheikholeslam, “Robust Adaptive Nonlinear Control for Uncertain Control-Affine Systems and Its Applications,” Nonlinear Dynamics, Vol. 56, pp. 13-22, Apr. 2009.

 

 Selected Conference Papers

 

·          S. Malek, and H.R. Koofigar, “An Optimal Robust Frequency Controller Design for a Two-Microgrid Cluster,” 28th Iranian Conference on Electrical Engineering, IEEE, pp. 1-6, 2020.

 

·          A. Mahzounieh, H.R. Koofigar, and M. Ekramian, “Two stage identification of linear switched systems,” 27th Iranian Conference on Electrical Engineering, IEEE, pp. 1216-1220, May 2019.

 

·          A.M. Dehghan, H.R. Koofigar, and M. Ekramian, “Nonlinear bilateral control of 4-channel teleoperation systems using adaptive force estimator,” 20th IEEE International Conference on System Theory, Control and Computing, pp. 102-106, Oct. 2016, Romania.

 

·           M. Faghih, H.R. Koofigar, and B. Mirzaeian, “Adaptive robust MPPT for a perturbed PV system with experimental verification,” 24th Iranian Conference on Electrical Engineering, IEEE, pp. 484-489, May 2016.

 

·           A. Arashnia, M. Madani, H.R. Koofigar, A. Sharafoddin, “Improving power factor correction by changing sliding surface of SM controller,” 5th Annual International Power Electronics, Drive Systems and Technologies Conference (PEDSTC), IEEE, pp. 470-475, Feb. 2014.

 

·           M.M. Azimi, and H.R. Koofigar, “Nonlinear control for a class of underactuated systems and its application to robotics,” 21st Iranian Conference on Electrical Engineering, ICEE, May 2013.

 

·           M.M. Azimi, and H.R. Koofigar, “Model predictive control for a two wheeled self balancing robot,” International Conference on Robotics and Mechatronics, IEEE, pp. 152-157, Feb. 2013.

 

·           M.M. Azimi, and H.R. Koofigar, “An adaptive optimization algorithm for sun tracker system and its comparison with hill climbing method,” 2nd Conference on Renewable Energies and Distributed Generation, Mar. 2012, Tehran, Iran.

 

·           H.R. Koofigar, “Adaptive motion control of autonomous underwater vehicles with uncertain model coefficients,” 19th Annual (International) Conference on Mechanical Engineering, ISME, May 2011.

 

·           S. Amelian, and H.R. Koofigar, “Reduced order observer design for rolling mills,” 19th Annual (International) Conference on Mechanical Engineering, ISME, May 2011.

 

·          H.R. Koofigar, S. Hosseinnia and F. Sheikholeslam, “Adaptive stabilizing control for uncertain nonlinear circuit systems” International Conference on Power systems, IEEE, Dec. 2007.

 

·          H.R. Koofigar, S. Hosseinnia and F. Sheikholeslam, “A simple adaptive tracking control for nonlinear Chua’s circuit” International Conference on Robotics, Vision, Information and Signal Processing, IEEE, pp. 335-339, Nov. 2007.

 

·          S. Amelian and H.R. Koofigar, “LQR method for active vibration control of flexible beam using piezoelectric materials,” Conference on Applications and Design in Mechanical Engineering, pp. 342-345, Oct. 2007.

 

·          H.R. Koofigar, M.R. Ahmadzadeh and J. Askari, “Improving transient response of model reference neuro-controller via constrained optimization”, International Symposium on Industrial Electronics, IEEE, pp. 203-208, June 2007.

 

·          H.R. Koofigar and J. Askari, “Robust adaptive tracking using mixed normalized/ unnormalized estimation errors”, Symposium on Information, Decision and Control, IEEE, pp. 82-87, Feb. 2007.

 

·          H.R. Koofigar and M.R. Ahmadzadeh, “Robust optimal performance in model reference controller by solving a constrained optimization problem”, 15th Iranian Conference on Electrical Engineering, ICEE, pp. 24-30, May 2007.

 

·          H.R. Koofigar, S. Hosseinnia and F. Sheikholeslam, “Robust control of gauge and tension in cold rolling of steel”, 14th Annual (International) Conference on Mechanical Engineering, ISME, May 2006.

 

·           H.R. Koofigar, F. Sheikholeslam and S. Hosseinnia, “Thickness controller design for multi-stand rolling mills”, 13th Iranian Conference on Electrical Engineering, ICEE, pp. 147-152, May 2005.

 

 Teaching Experience

 

Ø      Undergraduate: Modern Control Systems, Linear Control Systems, Signals and Systems.

 

Ø      Postgraduate: Robust Control, Adaptive Control, Multivariable Control.