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Departments Electrical Engineering Faculty

Dr. Rakesh Roy

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Dr. Rakesh Roy

Assistant Professor
rakesh.roy@nitm.ac.in   
9485177026
Qualification : Ph.D, NIT Meghalaya
Area of Research : Electrical Machine Drives, Power Electronics, PMSM motor control, BLDC motor control, Direct torque control of Induction motor

International Journals:

  • R. Roy, A. Dalal, P. Kumar, Prediction of High Frequency Core Loss for Electrical Steel Using the Data Provided by Manufacturer, Journal of magnetism and magnetic materials, Vol.-410, Page Nos -248-256, 2016. 
  • R. Roy, K. Prabhakar, P. Kumar, Core loss calculation in different parts of induction motor, IET electric power applications, vol -11, issue 9, Nov 2017, Page Nos 1664 - 1674, DOI:  10.1049/iet-epa.2017.0369 , 
  • Gandhi, R., Bhattacharya, D., Anand, A. et al. Speed Control of PMSM Using Modified Particle Swarm Optimization Technique Based on Inertia Weight Updating Mechanism. SN COMPUT. SCI. 4, 774 (2023). https://doi.org/10.1007/s42979-023-02095-3
  • Gandhi, R., Sankararao, E., Mishra, P. et al. A Novel Technique to Correct the Unwanted Zero Position Signal of Faulty Encoder for Accurate Speed and Position Estimation of PMSM Drive. Iran J Sci Technol Trans Electr Eng (2023). https://doi.org/10.1007/s40998-023-00662-1
  • Sadhan Gope, Rakesh Roy, Sharmistha Sharma, Subhojit Dawn, Galiveeti Hemakumar Reddy, Cooperative optimal operation of hybrid energy integrated system considering multi-objective dragonfly algorithm, Energy storage, https://doi.org/10.1002/est2.551
  • C. Biswas, Rakesh Roy et al., "Negative Sequence Current Injection Based Active Islanding Detection Method," in IEEE Transactions on Industry Applications, vol. 61, no. 2, pp. 2093-2102, March-April 2025, doi: 10.1109/TIA.2024.3523870.
  • Jones Chullai, E.R., Nannam, H., Roy, P. et al. Performance evaluation of a TOFOSMC-based pump hydro energy storage in the application of grid-connected photovoltaic system. Electr Eng (2025). https://doi.org/10.1007/s00202-025-03081-z
  • Edapha Rhema Jones Chullai, Haricharan Nannam, Priyankar Roy, Rakesh Roy, Atanu Banerjee, Control and dynamic analysis of a BLDC-based pico-pump hydro energy storage system in a utility-interactive wind-based AC/DC microgrid, Journal of Energy Storage, Volume 123, 2025, 116773, ISSN 2352-152X.

International Conferences:

  • R. Roy, A. Dalal, P. Kumar, Steady state model of dual rotor motor for electric vehicle applications, PEDES, Period -2014, Place -IIT Bombay, Page -1 - 5, 2014. 
  • A. Kumar, R. Roy, A. Dalal, P. Kumar, Improved Dynamic Model of Induction Motor Including the Effects of Saturation, PEDES, Period -2014, Place -IIT Bombay, Page -1 - 5, 2014. 
  • R. Roy, A. Gogoi, S. Kar, A. Dalal and P. Kumar, "Steady state model of Dual Rotor Motor for electric vehicle application," 2014 IEEE International Conference on Power Electronics, Drives and Energy Systems (PEDES), Mumbai, India, 2014, pp. 1-5, doi: 10.1109/PEDES.2014.7042113.
  • R. Roy, A. Dalal, K. K. Prabhakar and P. Kumar, "A general relation between supply harmonics and reactive power of an induction motor," IECON 2016 - 42nd Annual Conference of the IEEE Industrial Electronics Society, Florence, 2016, pp. 1572-1577, doi: 10.1109/IECON.2016.7793208.
  • A. Dalal, P. Kumar and R. Roy, "Analytical model for permanent magnet motor with non-linear ferromagnetic material property," IECON 2016 - 42nd Annual Conference of the IEEE Industrial Electronics Society, Florence, 2016, pp. 1604-1609, doi: 10.1109/IECON.2016.7793345.
  • R. Krishan, K. Kumar and R. Roy, "Comparative Analysis of Constant Torque Angle Control and Constant Mutual Flux Linkage Control of Permanent Magnet Synchronous Motor," 2018 2nd International Conference on Power, Energy and Environment: Towards Smart Technology (ICEPE), Shillong, India, 2018, pp. 1-9, doi: 10.1109/EPETSG.2018.8658931.
  • R. Wilson, R. Gandhi, A. Kumar and R. Roy, "Design and Analysis of Twin-Rotor Axial Flux Permanent Magnet Synchronous Motor for Electric Bicycle using 3D Finite Element Analysis," 2020 IEEE International Conference on Power Electronics, Smart Grid and Renewable Energy (PESGRE2020), Cochin, India, 2020, pp. 1-6, doi: 10.1109/PESGRE45664.2020.9070706.
  • A. Kumar, R. Gandhi, R. Wilson and R. Roy, "Analysis of Permanent Magnet BLDC Motor Design with Different Slot Type," 2020 IEEE International Conference on Power Electronics, Smart Grid and Renewable Energy (PESGRE2020), Cochin, India, 2020, pp. 1-6, doi: 10.1109/PESGRE45664.2020.9070532.
  • R. Gandhi, R. Wilson, A. Kumar and R. Roy, "Comparative Analysis of Vector Controlled PMSM Drive with Particle Swarm Optimization and Ant Colony Optimization Technique," 2020 International Conference on Computational Performance Evaluation (ComPE), Shillong, India, 2020, pp. 744-750, doi: 10.1109/ComPE49325.2020.9200184.
  • R. Wilson, R. Gandhi, A. Kumar and R. Roy, "Optimized Vector Control Strategy for Dual-Rotor Axial Flux Permanent Magnet Synchronous Motor for in-Wheel Electric Drive Applications," 2020 International Conference on Computational Performance Evaluation (ComPE), Shillong, India, 2020, pp. 676-681, doi: 10.1109/ComPE49325.2020.9200186.
  • A. Kumar, R. Gandhi, R. Wilson and R. Roy, "The impact of different slot design of BLDC motor in a complete drive system," IECON 2020 The 46th Annual Conference of the IEEE Industrial Electronics Society, Singapore, 2020, pp. 4300-4305, doi: 10.1109/IECON43393.2020.9255391.
  • R. Wilson, R. Gandhi, A. Kumar and R. Roy, "Performance Analysis of Twin-Rotor Axial Flux Permanent Magnet Synchronous Motor for In-Wheel Electric Vehicle Applications with Sensorless Optimized Vector Control Strategy," 2020 IEEE International Conference on Power Electronics, Drives and Energy Systems (PEDES), Jaipur, India, 2020, pp. 1-6, doi: 10.1109/PEDES49360.2020.9379464.
  • R. Gandhi, E. Sankararao, R. Wilson, A. Kumar and R. Roy, "Analysis of Flux Density in PMSM with Constant Mutual Flux Linkage Control Strategy Using FEM Model," 2020 3rd International Conference on Energy, Power and Environment: Towards Clean Energy Technologies, Shillong, Meghalaya, India, 2021, pp. 1-6, doi: 10.1109/ICEPE50861.2021.9404410.
  • Jyotsna Nain, Kamakshi Patro, Abanishar Chakrabarti, Rakesh Roy, Bikram Das, Prabir Rn Kasari, Sujit Kr Biswas, "Super Capacitor Based Regenerative Braking in EV," 2021 IEEE Transportation Electrification Conference (ITEC-India), New Delhi, India, 2021, pp. 1-6, doi: 10.1109/ITEC-India53713.2021.9932518.
  • Kamakshi Patro, Jyotsna Nain, Abanishar Chakrabarti, Rakesh Roy, Bikram Das, Prabir Rn Kasari, Sujit Kr Biswas, "Hybrid Islanding Protection Scheme for V2G Connected System with Local Load," 2021 IEEE Transportation Electrification Conference (ITEC-India), New Delhi, India, 2021, pp. 1-5, doi: 10.1109/ITEC-India53713.2021.9932520.
  • E. Sankararao, R. Gandhi, A. Chakraborti and R. Roy, "Comparative Analysis of Model Predictive and Hysteresis Current Control for PMSM drive Application," 2022 IEEE International Conference on Power Electronics, Drives and Energy Systems (PEDES), Jaipur, India, 2022, pp. 1-6, doi: 10.1109/PEDES56012.2022.10080791.
  • A. Anand, R. Gandhi, D. Bhattacharya and R. Roy, "Dynamic Analysis of Vector Controlled PMSM with Constant Torque Angle Control Strategy Using Artificial Neural Network," 2023 5th International Conference on Energy, Power and Environment: Towards Flexible Green Energy Technologies (ICEPE), Shillong, India, 2023, pp. 1-5, doi: 10.1109/ICEPE57949.2023.10201640.
  • E. R. J. Chullai, A. Bandopadhyay and R. Roy, "Bidirectional power flow of BLDC drive-based pump hydro storage connected to a grid-tied PV network," 2024 6th International Conference on Energy, Power and Environment (ICEPE), Shillong, India, 2024, pp. I-VII, doi: 10.1109/ICEPE63236.2024.10668904.
  • D. Sutnga, W. Dkhar, N. Maisnam, B. Goswami and R. Roy, "Correlating Remote Sensing Data Frequencies: Analyzing Patterns and Relationships for Predicting Solar Energy Generation," 2024 6th International Conference on Energy, Power and Environment (ICEPE), Shillong, India, 2024, pp. 1-7, doi: 10.1109/ICEPE63236.2024.10668885.
  • E. R. I. Thangkhiew, R. Biswas, K. I. K. Sangma, R. P. Verma, R. Gandhi and R. Roy, "Optimized Speed Regulation of Induction Motors through PI Controller Tuning with Cuckoo Search Optimization," 2024 6th International Conference on Energy, Power and Environment (ICEPE), Shillong, India, 2024, pp. 1-6, doi: 10.1109/ICEPE63236.2024.10668913
  • D. Sutnga, W. Dkhar, B. Goswami and R. Roy, "Solar Energy Forecasting Using Microwave Remote Sensing and Artificial Neural Networks," 2024 IEEE 21st India Council International Conference (INDICON), Kharagpur, India, 2024, pp. 1-6, doi: 10.1109/INDICON63790.2024.10958383.
     

  • Assistant Professor at NIT Agartala about one and half year
  • Assistant Professor at NIT Meghalaya from Jan, 2013 to till date

Workshop:

Sl No. Name Period Place National/International
1 Classical & Modern Control with MATLAB/SIMUINK 2013 IIST, Thiruvananthapuram National
2 Engineering Curriculum and Instructional Design 2014 NIT Meghalaya National
3 IEEE International Conference on Power Electronics, Drives and Energy Systems 2014 IIT Bombay International 
4 IECON 2016 - 42nd Annual International Conference 2016 Florence, Italy International 
5 IECON 2020 - 46th Annual International Conference  2020 Singapore  International 

Sl No. Name Member ID Category Validity
1 IEEE 92700034 Senior Member 2026
2 The Institution of Engineers (India) AM1596848 Associate Member life time


Sl NoTitleDateStatusRemarks
01Germ Killing Hand gloves08/04/2020Granted
02An Electric Carrier for transportation16/11/2021Granted


1. 1st position in Techno Exhibit 2022, Meghalaya

2. Recognition from MHRD Minister, Dr. Ramesh Pokhriyal Nishank in his official twitter account in 2020 for inventing a germ killing handgloves during covid.

3. Awarded 3rd prize by IEEE COVID19 Hackathon challenge organized by IEEE Hyderabad section in 2020.

4. Awarded on Institute Day for outstanding achievement from external agency for the year 2020 - 2021.

4. Best paper award in IECON 2016 organised by Industrial Electronics Society

5. Certificate of Excellence in the ISTE workshop on Solar Photovoltaics: Fundamentals, Technologies and Applications at IIT Bombay in 2012.

6. Published the invention of Electric Carrier in Times of India newspaper in 2022.