Dr. Prasanta Roy

prasant-roy-7515130396

Assistant Professor (Grade -I)
Email: prasanta@ee.nits.ac.in
Date of Joining: 22/11/2012
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AREA OF INTEREST AND SPECIALIZATION (INCLUDING RESEARCH AREA)

  • Control Systems Design
  • Quantitative Feedback Theory
  • Robust Control
  • Fractional Order Control System
  • Multi-variable Control Systems
  • Controller Design in Time Scale Domain

INTERNATIONAL JOURNALS

  1. P. Roy, “Multi-variable quantitative feedback theory based controller using directional transfer ratio”, International Journal of Robust Nonlinear Control, vol. 32(9), pp. 5304– 5327, 2020. DOI: https://doi.org/10.1002/rnc.6088 (SCIE)
  2. P. Roy and B. K. Roy, “Fractional Order PI Control Applied to Level Control in Coupled Two Tank MIMO System with Experimental Validation”, Control Engineering Practice, vol. 48, pp. 119-135, 2016. DOI: https://doi.org/10.1016/j.conengprac.2016.01.002 (SCIE)
  3. P. Roy and B. K. Roy, “Dual mode adaptive fractional order PI controller with feedforward controller based on variable parameter model for quadruple tank process”, ISA Transactions, vol. 68, pp. 365-376, 2016.  DOI: https://doi.org/10.1016/j.isatra.2016.03.010 (SCIE)
  4. S. P. Chakravarty, A. S. Roy, A. Sinha, S. Baishya and Prasanta Roy, “Robust control of water quality in horizontal sub-surface flow wetlands using decentralized quantitative feedback theory based controller”, ISA Transactions, 2023. DOI: https://doi.org/10.1016/j.isatra.2023.06.028  (SCIE)
  5. P. Roy, A. Das and B. K. Roy, “Cascaded fractional order sliding mode control for trajectory control of a ball and plate system”, Transactions of the Institute of Measurement and Control, vol. 40(3), pp. 701-711, 2018.  DOI: https://doi.org/10.1177/0142331216663826 (SCIE)
  6. P. Roy, B. Kar, and B. K. Roy, “Fractional order PI-PD control of liquid level in coupled two tank system and its experimental validation,” Asian Journal of Control, vol. 19(5), pp. 1–11, 2017. DOI: https://doi.org/10.1002/asjc.1487  (SCIE)
  7. S. P. Chakravarty, P. Roy, “Quantitative feedback theory-based multi-variable robust control for soil quality improvement in a drip irrigated field”, Journal of Process Control, vol. 123, pp. 76-86, 2023. DOI: https://doi.org/10.1016/j.jprocont.2023.01.009 (SCIE)
  8. S. P. Chakravarty, A. Roy, and P. Roy,  “Control of activated sludge treatment process using pre-compensated multi-variable quantitative feedback theory-based controller”, Transactions of the Institute of Measurement and Control, vol. 44(2), pp. 506-522, 2021. DOI:  https://doi.org/10.1177/01423312211039048 (SCIE)
  9. S. P. Chakravarty, A. Sinha, S. Baishya, and P. Roy, “Robust control of water quality in intensive aquaculture using multi-variable quantitative feedback theory: From an Indian context”, Asian Journal of Control, (2022). DOI: https://doi.org/10.1002/asjc.2979 (SCIE)
  10. P. Roy and B. K. Roy, “Sliding Mode Control Versus Fractional-Order Sliding Mode Control: Applied to a Magnetic Levitation System”, Journal of Control, Automation and Electrical Systems, DOI: https://doi.org/10.1007/s40313-020-00587-8 (SCOPUS)
  11. S. Samanta, S. Barman, J. P. Mishra, P. Roy and B. K. Roy, “Design of an Interconnection and Damping Assignment-Passivity Based Control Technique for Energy Management and Damping Improvement of a DC Microgrid”, IET Generation, Transmission and Distribution, vol. 14(11), pp. 2082-2091, 2020. DOI: https://doi.org/10.1049/iet-gtd.2019.1075 (SCIE)
  12. S. Samanta, S Barman, J. P. Mishra, P Roy and B. K. Roy, “Energy management and damping improvement of a DC microgrid with constant power load using interconnection and damping assignment-passivity based control”, Transactions of the Institute of Measurement and Control. vol. 43(7), pp. 1545-1559, 2021. DOI: https://doi.org/10.1177/0142331220960828 (SCIE)
  13. A. Das and P. Roy, “Improved Performance of Cascaded Fractional-Order SMC over Cascaded SMC for Position Control of a Ball and Plate System”, IETE Journal of Research,  vol. 63(2), pp. 238-247, 2021.DOI: https://doi.org/10.1080/03772063.2016.1258336 (SCIE)
  14. M. Borah, P. Roy, B. K. Roy, “Enhanced Performance in Trajectory Tracking of a Ball and Plate System using Fractional Order Controller”, IETE Journal of Research, vol. 64(1), pp. 76-86,  DOI: https://doi.org/10.1080/03772063.2017.1343157 (SCIE)
  15. B. Kar, P. Roy,”A Comparative Study Between Cascaded FOPI–FOPD and IOPI–IOPD Controllers Applied to a Level Control Problem in a Coupled Tank System”, vol 29, pp. 340-349, 2018. https://doi.org/10.1007/s40313-018-0373-z (SCOPUS)

INTERNATIONAL CONFERENCES

  1. A. Sinha, S. P. Chakravarty and P. Roy, “Control of Temperature Profile in Counter Flow Heat Exchanger using Quantitative Feedback Theory,” 2022 Eighth Indian Control Conference (ICC), Chennai, India, 2022, pp. 139-144. https://doi.org/10.1109/ICC56513.2022.10093355 
  2. N. Ghosh and P. Roy, “Trajectory tracking of a Quadcopter using Supertwisting Sliding Mode Control,” 2022 Eighth Indian Control Conference (ICC), Chennai, India, 2022, pp. 296-301 https://doi.org/10.1109/ICC56513.2022.10093308
  3. N. Ghosh and P. Roy, “Trajectory control for a Quad-copter using Sliding Mode Control based on Backstepping Approach,” 2022 IEEE India Council International Subsections Conference (INDISCON), Bhubaneswar, India, 2022, pp. 1-6. https://doi.org/10.1109/INDISCON54605.2022.9862925 
  4. S. P. Chakravarty, A. Sinha and A. S. Roy and P. Roy “Robust Control of Nitrification Process in Activated Sludge Treatment Plant using Quantitative Feedback Theory”, IFAC-PapersOnLine, (ACODS  2022), vol. 55(1), pp. 76-81. DOI: https://doi.org/10.1016/j.ifacol.2022.04.013
  5. A. S. Roy and S. P Chakravarty and P. Roy, “Robust Control of a Central Heating System Using a Cascade Controller Based on Quantitative Feedback Theory”,  IFAC-PapersOnLine (ACODS  2022), vol. 55(1), pp. 866-871. DOI: https://doi.org/10.1016/j.ifacol.2022.04.142
  6. A. Sinha, S. P. Chakravarty and P. Roy, “Improved Performance of a Bank-to-turn Missile Using Quantitative Feedback Theory Based Robust Controller,” Int. Conference on Power, Instrumentation, Control and Computing, Thrissur, India, 2020. DOI: https://doi.org/10.1109/PICC51425.2020.9362480
  7. A. Roy, S. Prasad Chakravarty and P. Roy, “Improved Performance of Heat Exchanger using Multi-Variable Quantitative Feedback Theory based Controller”, IEEE Int. Conference on Measurement, Instrumentation, Control and Automation, 2020, Kurukshetra, India. DOI: https://doi.org/10.1109/ICMICA48462.2020.9242768
  8. S. Ganguly, M. K. Bera and P. Roy, “Robust Non-overshooting Tracking and Model Following Controller using Multi-variable Super-twisting Algorithm”, Sixth Indian Control Conference (ICC), 2019, pp. 320-325, Hyderabad. DOI: https://doi.org/10.1109/ICC47138.2019.9123190
  9. S. Ganguly, M. K. Bera and P. Roy, “Robust Tracking and Model Following Controller based on Sliding Mode: An Experimental Validation with Magnetic Levitation System”, IEEE 5th Int. Conference for Convergence in Technology, 2019, Bombay. DOI:  https://doi.org/10.1109/I2CT45611.2019.9033833
  10.  S. Barman, S. Samanta, J. P. Mishra, P. Roy and B. K. Roy, “Design and Implementation of an IDA-PBC for a Grid Connected Inverter used in a Photovoltaic System”, IFAC-PapersOnLine, vol. 51(1), pp. 680-685, 2018. DOI: https://doi.org/10.1016/j.ifacol.2018.05.114
  11. P. Roy, S. Sarkar, B. K. Roy and N. Singh, “A comparative study between fractional order SMC and SMC applied to magnetic levitation system”,  Indian Control Conference, 2017, pp. 473-478, IIT Guwahati, India. DOI:  https://doi.org/10.1109/INDIANCC.2017.7846520 
  12. P. Roy, S. Acharjee, A. Ram, A. Das, T. Sen and B. K. Roy, “Cascaded Sliding Mode Control for Position Control of a Ball in a Ball and Plate System”, IEEE Students’ Technology Symposium, Sep. 2016, pp. 79-84, IIT Kharagpur. DOI: https://doi.org/10.1109/TechSym.2016.7872659 
  13. M. Borah, P. Roy, and B. K. Roy, “Synchronisation Control of a Novel Fractional-order Chaotic System with Hidden Attractor”, IEEE Students’ Technology Symposium, pp. 163-168, 2016, IIT Kharagpur, India. DOI: https://doi.org/10.1109/TechSym.2016.7872675  
  14. P. Roy, B. Kar, A. Kumar, and B. K. Roy, “Level Control of Two Tank System by Fractional Order Integral State Feedback Controller Tuned by PSO with Experimental Validation”, IEEE First Int. Conference on Control, Measurement and Instrumentation, 2016, Kolkata. DOI: https://doi.org/10.1109/CMI.2016.7413744 
  15. P. Roy, M. Borah, L. Majhi, and N. Singh, “Design and Implementation of FOPID Controllers by PSO, GSA and PSOGSA for Maglev System,” in International Symposium on Advanced Computing and Communication, 2015, Silchar. DOI: https://doi.org/10.1109/ISACC.2015.7377307 
  16. L. Majhi, M. Borah and P. Roy, “Fractional Order System Identification of Maglev Model from Real-Time Data,” IEEE International Conference on Advanced Communication Control and Computing Technologies, 2014, Ramanathapuram. DOI: https://doi.org/10.1109/ICACCCT.2014.7019431 

NATIONAL CONFERENCES

  1. L. Majhi, P. Roy, and B. K. Roy “Design of PID and FOPID Controllers based on Bacterial Foraging and Particle Swarm Optimization for Magnetic Levitation System”, Indian Control Conference 2015, IIT Madras, Chennai, India.

BOOK CHAPTER

  1. Chakravarty, S.P., Roy, A., Sinha, A., Roy, P. (2022). Level Control of a Two-Tank System Using Quantitative Feedback Theory-Based Controller. In: Chong, P.H.J., Kalam, A., Pascoal, A., Bera, M.K. (eds) Emerging Electronics and Automation. Lecture Notes in Electrical Engineering, vol 937. Springer, Singapore. https://doi.org/10.1007/978-981-19-4300-3_2
  2. Sinha, A., Chakravarty, S.P., Dutta, P., Roy, P. (2022). Attitude and Vibration Control of a Solar Paneled Satellite Using Quantitative Feedback Theory Based Robust Controller. In: Control and Measurement Applications for Smart Grid. Lecture Notes in Electrical Engineering, vol. 822. Springer, Singapore. DOI: https://doi.org/10.1007/978-981-16-7664-2_13
  3. Roy, P., Kar, B., Hussain, I. (2015). Trajectory Control of a Ball in a Ball and Plate System Using Cascaded PD Controllers Tuned by PSO. in Proceedings of Fourth International Conference on Soft Computing for Problem Solving. Advances in Intelligent Systems and Computing, vol 336. Springer, New Delhi. DOI: https://doi.org/10.1007/978-81-322-2220-0_5
  4. Majhi, L., Roy, P., Roy, B.K. (2015). Design of PID and FOPID Controllers Tuned by Firefly Algorithm for Magnetic Levitation System. In: Proceedings of Fourth International Conference on Soft Computing for Problem Solving. Advances in Intelligent Systems and Computing, vol 335. Springer, New Delhi. https://doi.org/10.1007/978-81-322-2217-0_35 

PROJECTS

  1. Robust Control of Biochemical Oxygen Demand and Ammonium Ion Concentration in Wastewater Treatment Plant using Quantitative Feedback Theory based Controller with Prototype Building – Funding Agency: SERB-DST (Govt. of India) – 2023
  2. TOOFUN Labs (A project of making educational low cost Toys for STEAM education): Funding Agency: Ministry of Micro, Small & Medium Enterprises (Govt. of India) – 2021

 SUBJECTS TAUGHT (INCLUDING SUBJECTS CURRENTLY TEACHING)

  • Control Systems
  • Control Systems Design
  • Nonlinear System Analysis and Control
  • Signals and Systems
  • Multivariable Control Systems
  • Digital Control
  • Industrial Automation

PROFESSIONAL MEMBERSHIPS

  • Member, IEEE
  • Member IEEE Control Systems Society

AWARDS & RECOGNITIONS

  • Jagdish Bose National Science Talent Search in 1997
  • Best paper award in Power and Control Systems track at IEEE TechSym, IIT KGP, 2016
  • Elite Gold Medalist in NPTEL Online course on Industrial Automation 2016
  • Elite Gold Medalist in NPTEL Online course on Control System Design 2018

ADMINISTRATIVE RESPONSIBILITY

  • Asso. Warden Hostel 9A – JCB Hostel (Jan, 2023 – till Date)
  • Lab-in-Charge Process Control Lab , EED (2014 – till Date)
  • Faculty Coordinator, EE Department – Training and Placement (2021-till Date)
  • Member Secretary of Departmental Post-Graduate Program Committee (2013-2016)
  • Member Secretary of Departmental Under-Graduate Program Committee (2017-2020)
  • Member Secretary of Departmental Higher Studies Program Committee (2013-2016)

PHD SCHOLARS

Sl. No. Name of the Scholar Status Research Area Supervision
1. Mr. Sandipan Prasad Chakravarthy Completed Multivariable QFT Sole Supervisor
2. Mr. Subhashis Das Ongoing Quad-copter Application Sole Supervisor
3. Mr. Tapas Kumar Ongoing Fractional Order Control Systems Joint Supervisor
4. Mr. Robert Bhadra Naorem Ongoing Renewable Energy Joint Supervisor

M.TECH. SCHOLARS

Sl. No. Name of Scholar Status Thesis Title Supervision