Utkal Mehta -  School of Engineering and Physics



Utkal Mehta

BEngg Guj. Uni., MEngg MS. Uni., PhD IIT Guw., IEEE Senior Member
Associate Professor and Programme Leader, 
Electrical and Electronics Engineering,
School of Engineering & Physics, The University of the South Pacific, Laucala Campus, Suva, FIJI.

Email: utkal.mehta(at)usp.ac.fj
Telephone: +679 3232337

Dr Utkal is a Senior IEEE Member, Secretary IEEE Fiji Subsection and Student branch Counsellor. He has over 16 years’ experience in both academic/research in the various education institutes and industry. He received the B.Engg. degree from Gujarat University, India and M.Engg. degree from M S University Baroda, India and the Ph.D. degree from Indian Institute of Technology (IIT-G), India, in Electronics and Electrical Engineering. He also worked as the Project Engineer at R&D department at Compatible Power (P) Ltd in between 1999 to 2002. His current research focuses on system modelling, identification techniques in time and frequency domain, fractional control, data analysis and filtering techniques on high speed processors and various robotics applications for medical and industrial automation.

Teaching in USP:

Membership of Professional Organizations:


Publications:

Patent:

Australian Patent # 2016,100,343 - A mobile cane for the blind and visually impaired. The handy device for the blind and visually impaired works with smart sensor logic and capable of prompting the output warning signals if any obstacles within an area of safety and enables the blind person to decide and, furthermore, have user-aid features.

Australian Patent # 2017,100,226 – Braille Slate to teach children with visual disabilities. An electronic gadget, namely Braille eye-slate, a portable, is easily adoptable device which would provide basic Braille education to the visually impaired children. Further, visually impaired can easily utilize the device with little or no supervision from trained personnel adding it to self-sufficiency of the present invention.

Journals:

    1. Thakar, U., Joshi, V., Mehta, U. and Vyawahare, V.: Fractional-order PI controller for Permanent Magnet Synchronous Motor: A design based comparative study. In: Fractional Order Systems. Optimization, Control, Circuit Realizations and Applications. Academic Press, USA,ISBN 9780128161524, 2018
    2. Bali, A. and Mehta, U.: Optimal fuzzy fractional PDμ plus I hybrid controller for power systems via WOA. Eng Int Syst, vol. 25(2), 2017.
    3. Bali, A. and Mehta, U.: Fuzzy PD+I hybrid controller for load frequency control, Eng Int Syst, vol. 25(2), 2017.
    4. Mehta, U. and Kaya, I: Smith predictor with sliding mode control for processes with large dead times. Journal of Electrical Engineering, vol 68(6), 463-469, 2017.
    5. Mehta U., Lechappe V. and Singh O.: Simple FOPI Tuning Method for Real-Order Time Delay Systems. In: Konkani A., Bera R., Paul S. (eds) Advances in Systems, Control and Automation. Lecture Notes in Electrical Engineering, vol 442. Springer, 2018.
    6. Kumar, R., Mehta, U. and Chand, P.: A Low Cost Linear Force Feedback Control System for a Two-Fingered Parallel Configuration Gripper. Procedia Computer Science, 105, pp. 264-269, Elsevier, 2017.
    7. Kumar, R., Jitoko, P., Kumar, S., Pillay, K., Prakash, P., Sagar, A., Singh, R. and Mehta, U.: Maze solving robot with automated obstacle avoidance. Procedia Computer Science, 105, pp. 57-61, Elsevier, 2017.
    8. Mehta, U., Alim, M. and Kumar, S.: Smart Path Guidance Mobile Aid for Visually Disabled Persons. Procedia Computer Science, 105, pp. 52-56. Elsevier, 2017.
    9. Kumar, K., Sen, N. and Azid, S. and Mehta, U.: A Fuzzy Decision in Smart Fire and Home Security System. Procedia Computer Science, 105, pp. 93-98. Elsevier, 2017.
    10. Mehta, U., Lechappe, V., Singh, OP: Chapter 44: Simple FOPI tuning method for real-order time delay systems, In Advances in Systems, Control and Automation, Springer, vol 442 2017.
    11. Kumar A., Assaf M., Mehta U.: Real Time Classification of American Sign Language for Finger Spelling Purpose. In: (eds) Internet of Vehicles – Technologies and Services. IOV 2016. Lecture Notes in Computer Science, vol 10036. Springer, 2016.
    12. Mehta, U. and Rubén, R.: Smith predictor based sliding mode control for a class of unstable processes. Transactions of the Institute of Measurement and Control, vol. 39(5), 706-714, 2017.
    13. Mehta, U. and Ananthanarayanan, R.: Optimal autotuning of nonminimum phase processes under relay control. IMechE Part I-Journal of Systems and Control Engineering, vol. 229(5), 455-468, 2015.
    14. Khatri, P. and Mehta, U.: Book Chapter: “Chapter 14: Online frequency domain identification method for stable processes”, In System Thinking Approach for Social Problems, Lecture Notes in Electrical Engineering, Springer, Heidelberg, New York, London, 327, pp. 167-180. ISBN 978-81-322-2140-1 (Print) 978-81-322-2141-8 (Online), 2015. 
    15. Mehta, U. and Vachkov, G.: The constraint optimization approach for robust PID design in AVR system, International Journal of Engineering Intelligent Systems, vol. 23(1), 2015.
    16. Mehta, U. and Vachkov, G.: Comparative study of constraint optimizations for automatic voltage regulator, World Journal of Engineering, vol. 12(2), 95-102, 2015.
    17. Lal, A., Kumar, R., Mehta, U.: Energy Dispatch Fuzzy Model in Hybrid Power System, International Energy Journal, vol. 14(3), 133-142, 2014. 
    18. Lal, A., Kumar, R., Mehta, U., Vachkov, G.: Fuzzy Energy Distribution to a Variable Consumer Load, The South Pacific Journal of Natural and Applied Sciences (SPJNAS), vol. 32(2), 2014.
    19. Mehta, U: Stabilizing relay experiment for modeling of unstable processes with large time delay, IMechE Part I- Journal of Systems and Control Engineering, vol. 228(6), 359-368, 2014.    
    20. Mehta, U: Modeling of integrating processes with time delay using a relay response curve, Journal of Ind. Chem. Engineering IIChE, Taylor & Francis, vol. 56 (1), 1-11, 2014.
    21. Rajeshkannan, A and Mehta, U: Deformation Study of Sintered Iron-carbon-silicon-copper Steel Compacts during Cold Forging, Materials and Manufacturing Processes, Taylor & Francis, vol. 29(4), 442-447, 2014.
    22. Mehta, U: Book Title: Relay Feedback Process Identification: Exact Analysis In Time Domain, LAP LAMBERT Academic Publishing, ISBN-13: 978-3659358913, 2013. 
    23. Mehta, U. and Majhi, S.: On-line relay test for automatic tuning of PI controllers for stable processes, Transactions of the Institute of Measurement and Control, vol. 34(7), 903-913, 2012. 
    24. Majhi, S. and Kotwal, V. and Mehta, U: FPAA-Based PI controller for DC servo position control system, IFAC Proceedings, Elsevier, vol. 45(3), 247-251, 2012.
    25. Mehta, U. and Majhi, S.: On-line identification of cascade control systems based on half limit cycle data, ISA Transactions, Elsevier, vol. 50(3), 473-478, 2011.
    26. Mehta, U. and Majhi, S.: Identification of a Class of Wiener and Hammerstein-Type Nonlinear Processes with Monotonic Static Gains, ISA Transactions, Elsevier, vol. 49, 501-509, 2010. 
    27. Mehta, U. and Majhi, S.: Estimation of Process Model Parameters Based on Half Limit Cycle Data, Journal of Systems Science and Engineering, vol. 17 (2), 13–21, 2008.

    Referred Proceedings:

    1. Chand, A., Prasad, R., Mehta, U. and Assaf, M.: A computer controlled positioning system for a turntable. 7th International conference, EECCS’15, Banglore, 9th-10th Jan 2015.
    2. Mehta, U., Chand, P., Mamun, K., Kumar, S., Chand, N., Chand, V., Sen, N., Kumar, K. and Komaitai, H.: Designing of a mobile irrigation system, IEEE 2nd Asia-Pacific World Congress on Computer Science and Engineering, Nadi, 2015.
    3. Alim, M., Goundar, S., Shamim, A., Pillai, M., Singh, R., Mamun, K., Chand, P. and Mehta, U.: Automatic PCB drilling machine, IEEE 2nd Asia-Pacific World Congress on Computer Science and Engineering, Nadi, 2015.
    4. Padiachy, V., Kumar, J., Chandra, A., Prakash, K., Prasad, P., Prasad, H., Mehta, U., Mamun, K. and Chand, P.: Development of an automated multi-level car parking system, IEEE 2nd Asia-Pacific World Congress on Computer Science and Engineering, Nadi, 2015.
    5. Khalid, M., Kishan, K., Kishen, K., Gounder, U., Chand, P., Mehta, U., Mamun, K.: Design and Development of Low Cost Voice Control Smart Home Device in the South Pacific Region. IEEE Asia-Pacific World Congress on Computer Science and Engineering, Nadi, 2014.
    6. Goundar, J., Chand, A., Tabua, N., Prasad, R., Chand, P., Mehta, U., Mamun, K.: Mechatronic Design Solution for Fuel Level Monitoring using Pressure Sensor, IEEE Asia-Pacific World Congress on Computer Science and Engineering, Nadi, 2014.
    7. Mehta, U: Fast Fourier Transform For Estimating Process Frequency Response, 8th IEEE Conference on Industrial Electronics and Applications, 19-21 June 13, Australia
    8. Mehta, U. and Khirwadkar, A. and Makwana, B. and Kakadiya, D.: Vehicle guidance and traffic control system, 12th Pacific Science Inter-Congress (PSIC), USP, Fiji, 8-12th July 2013.
    9. Mehta, U. and Majhi, S.: "On-line relay autotuning for process identification", National System Conference 2011, IIT Bhubneswar, India, 2011.
    10. Mehta, U. and Majhi, S.: Modeling and Control of Nonlinear Systems With Input Monotonic, in Proceedings of IEEE Conference INDICON, India, 2010.
    11. Mehta, U. and Majhi, S.: On-line Identification and Control Methods for PID Controllers, in Proceedings of IEEE Conference ICARCV, Singapore, 2010.
    12. Mehta, U. and Majhi, S.: An online relay feedback scheme for cascade control systems, National System conference 2010, Surthkal, India, 2010.
    13. Mehta, U. and Majhi, S.: Autotuning of PI Controller for an Unstable FOPDT Process, CERA09, IIT Roorkee, India, 2009.
    14. Mehta, U. and Majhi, S.: Identification of a Class of Nonminimum Phase Processes using Relay Feedback, Joint Int. Conf. on Applied Systems Research and NSC, India, 2009.
    15. Mehta, U. and Majhi, S.: Adaptive Relay Based Identification and Control of Hammerstein-Type Nonlinear Processes, in Proceedings of IEEE Conference INDICON, India, 2008. 
    16. Mehta, U. and Majhi, S.: Identification and Control of Wiener-Type Non-linear Processes, National Systems Conference, IIT Roorkee, India, 2008.
    17. Pinal, E. and Mehta, U.: Self-troubleshooting /Repair of Embedded system using GA, in Proceeding of IETE National Seminar on Embedded Systems And Emerging Trends. 29th – 30th Jan 2005. Vadodara, pp 44. Vadodara: IETE Section.
    18. Pinal, E. and Mehta, U.: Intelligent Embedded system using model based programming language, in Proceeding of IETE National Seminar on Embedded Systems And Emerging Trends. 29th – 30th Jan 2005. Vadodara, pp 44. Vadodara: IETE Section.
    19. Mehta, U. and Patel, P: Artificial Neural Network based Active Noise Cancellation using GRBF, in Proceeding of IETE National 36th Mid Term Symposium and Conference on Emerging & Futuristic Communication System. 30th April – 01 May 2005. IISc Banglore, pp 98-103. Banglore: IETE Section.
    20. Ganatra, A. and Mehta, U: Conceptual study of Genetic Algorithm with different aspects, in Proceeding of National Conference on Information and Communication Technology. 27th March 2005 Vol 1, pp 18-22. Technology Today, Surendranagar, India.
    21. Mehta, U. and Patel, P.: Electro Magnetic Compliance- Aspects for printed circuit board design technique and layouts, in Proceeding of National Conference on Trends in Telecom Transmission: Copper to Fiber. 17th-18th March 2006. K. J. Somaiya College of Engineering, pp 97-102. Maharastra State, IEEE, IEI, IETE- Bombay Section. 

    Under revision and submitted papers (2017):

    1. A novel approach of fractional-order time delay system modeling based on Haar wavelet, ISA Transactions, Ms. Ref. No.:  ISATRANS-D-17-00713 
    2. Fractional-order PI controller for Permanent Magnet Synchronous Motor: A design based comparative study, in Book Title: Linear and Nonlinear Fractional Order Systems: Analysis and Applications, Chapter Number: 2017-LNFOS-41, Elsevier. [accepted]

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