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    Suvarun Dalapati

    About


    Dr. Suvarun Dalapati specializes in the field of Power Electronics, Machine Drives, FACTS & HVDC Converters and Applications of Digital Control/Controllers in Electrical Applications. After his doctoral study, he has worked for nearly six years in industry, designing power electronic converters, inverters and battery-chargers for Indian Railways and high stability power supplies for some DAE Centers. In June 2013, he joined the Department of Electrical Engineering at IIEST Shibpur, as a faculty member. 

    Academic Qualifications


    • Ph.D. – Indian Institute of Technology Kharagpur, 2008
    • M. Tech. (EE, Specialization: Machine Drives and Power Electronics) – Indian Institute of Technology Kharagpur, 2004
    • B. E. (Electrical Engineering) – Bengal Engineering College (D. U.) Shibpur, 2002

    Research Statement


    Suvarun Dalapati is working in the following areas: 

    • Power Electronic Converters and Applications
    • Machine Drives
    • Microprocessor/Microcontroller based applications

    At present his chief research interest is in the field of Power Electronic Converter - topologies and control, battery chargers and industrial inverters. He also takes interest in the field of applications of Power Electronic Converters in the area of Power Systems (FACTS and HVDC). 

    Latest Publications


  • 1 D. Chatterjee, C. Chakraborty, S. Dalapati, Current Sensor-less Dead Time Distortion Compensation in Single-Phase PWM Inverter, Paper accepted for publication at IEEE Transactions on Industrial Electronics, 2024
  • 2 D. Dhara, S. Das, S. Dalapati, An Improved One Cycle Control Technique for Switching Buck Regulators, Accepted for publication, International Journal of Power Electronics, 2024
  • 3 A. Nayak, D. Chatterjee, S. Dalapati, An Experimental Set-up involving Low-cost Digital Controller to study the Magnetizing Inrush Current in Transformer using Point on Wave Switching Technique, Vol. 9 (44), pp. 292 - 316, Power Electronics and Drives (Sceindo), 2024
  • 4 D. Chatterjee, K. Mukherjee, C. Chakraborty, S. Dalapati, Current Zero-Crossing Shift During Compensation of Dead-Time Distortion in PWM VSI and Its Corrective Action in Current Sensor-Less Compensation, 71, 3448 - 3461, IEEE Transactions on Circuits and Sytems - I: Regular Papers, 2024
  • 5 D. Dhara, R. Paul, S. Dalapati, An Improved Non-Inverting Integrator Resetting Circuit for One Cycle Control Strategy, 2024 International Conference on Distributed Computing and Optimization Techniques (IEEE-ICDCOT), 2024
  • 6 S. Dey, A. Joarder, M. Sengupta, S. Dalapati, Comparative study between Two modes of control on a lab developed BLDC motor prototype, IEEE International Conference on Computer, Electrical & Communication Engineering (IEEE-ICCECE), 2024
  • 7 D. Chatterjee, C. Chakraborty, and S. Dalapati, Pulse Width Modulation Techniques in Two-level Voltage Source Inverters–State of the Art and Future Perspectives, Vol. 8(43), Page 335 - 367, Power Electronics and Drives (Sceindo), Vol. 8(43), 2023
  • 8 D. Chatterjee, C. Chakraborty, K. Mukherjee and S. Dalapati,, Current Zero-crossing Shift for Compensation of Dead-time Distortion in Pulse Width Modulated Voltage Source Inverter, 84 - 89, Power Electronics and Drives (Sceindo), Vol. 8(43), 2023, pp. 84 – 99., 2023
  • 9 D. Chatterjee, R. Dutta and S. Dalapati, Inherent Dead-Time Distortion Compensation Feature of Conventional One-Cycle Control in Single Phase PWM VSI, Conf. Rec. 2022 IEEE 1st Industrial Electronics Society Annual On-Line Conference (ONCON), 09th – 11th December, 2022. DOI: 10.1109/ONCON56984.2022.10126941, 2022
  • 10 S. Das, D. Dhara, and S. Dalapati, Improved One Cycle Control Strategy to Eliminate Steady State Error in Buck Regulators, in Conf. Rec. 2022 IEEE 10th Power India International Conference (PIICON), 25th – 27th November, 2022, NIT Delhi. DOI: 10.1109/PIICON56320.2022.10045192, 2022
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    Research Areas


    • Microprocessor/Microcontroller based applications
    • Machine Drives
    • Power Electronic Converters and Applications

    Publications


  • 1 D. Chatterjee, C. Chakraborty, S. Dalapati, Current Sensor-less Dead Time Distortion Compensation in Single-Phase PWM Inverter, Paper accepted for publication at IEEE Transactions on Industrial Electronics, 2024
  • 2 D. Dhara, S. Das, S. Dalapati, An Improved One Cycle Control Technique for Switching Buck Regulators, Accepted for publication, International Journal of Power Electronics, 2024
  • 3 A. Nayak, D. Chatterjee, S. Dalapati, An Experimental Set-up involving Low-cost Digital Controller to study the Magnetizing Inrush Current in Transformer using Point on Wave Switching Technique, Vol. 9 (44), pp. 292 - 316, Power Electronics and Drives (Sceindo), 2024
  • 4 D. Chatterjee, K. Mukherjee, C. Chakraborty, S. Dalapati, Current Zero-Crossing Shift During Compensation of Dead-Time Distortion in PWM VSI and Its Corrective Action in Current Sensor-Less Compensation, 71, 3448 - 3461, IEEE Transactions on Circuits and Sytems - I: Regular Papers, 2024
  • 5 D. Chatterjee, C. Chakraborty, and S. Dalapati, Pulse Width Modulation Techniques in Two-level Voltage Source Inverters–State of the Art and Future Perspectives, Vol. 8(43), Page 335 - 367, Power Electronics and Drives (Sceindo), Vol. 8(43), 2023
  • 6 D. Chatterjee, C. Chakraborty, K. Mukherjee and S. Dalapati,, Current Zero-crossing Shift for Compensation of Dead-time Distortion in Pulse Width Modulated Voltage Source Inverter, 84 - 89, Power Electronics and Drives (Sceindo), Vol. 8(43), 2023, pp. 84 – 99., 2023
  • 7 S. Dalapati, A predictive algorithm for minimising dead time distortions in sine-wave VSI with L-C output filter, 5, 392 - 429, International Journal of Power Electronics, 2013
  • 8 S. Dalapati and C. Chakraborty, Dynamic Performance of a Dead-Band Controlled Capacitor Charging Type Inverter, 911 – 934, Elsevier- Simulation Modelling Practice and Theory 17, 2009
  • 9 S. Dalapati and C. Chakraborty, Novel Regulated DC/DC and DC/AC Power Converters, 1(1), 114 – 138, International Journal of Renewable Energy Technology, 2009
  • 10 C. Chakraborty and S. Dalapati, Analysis and Design of Controlled Capacitor Charging Type Power Frequency Inverter, 1(3), 301 - 317, International Journal of Power Electronics, 2009
  • 11 C. Chakraborty, S. Dalapati, and S. Bhattacharya, Performance Evaluation of Controlled Capacitor Charging Type Inverters, 56(1), 12 - 19, IEEE Transactions on Industrial Electronics, 2009
  • 12 S. Dalapati and C. Chakraborty, A Direct PWM Technique for a Single-Phase Full-Bridge Inverter through Controlled Capacitor Charging, 55(8), 2912 - 2922, IEEE Transactions on Industrial Electronics, 2008
  • 13 S. Dalapati and S. Pal, Low distortion three-phase sine PWM using a general purpose micro-controller, 4(4), 378 - 408, International Journal of Power Electronics, 2004
  • 1 D. Dhara, R. Paul, S. Dalapati, An Improved Non-Inverting Integrator Resetting Circuit for One Cycle Control Strategy, 2024 International Conference on Distributed Computing and Optimization Techniques (IEEE-ICDCOT), 2024
  • 2 S. Dey, A. Joarder, M. Sengupta, S. Dalapati, Comparative study between Two modes of control on a lab developed BLDC motor prototype, IEEE International Conference on Computer, Electrical & Communication Engineering (IEEE-ICCECE), 2024
  • 3 D. Chatterjee, R. Dutta and S. Dalapati, Inherent Dead-Time Distortion Compensation Feature of Conventional One-Cycle Control in Single Phase PWM VSI, Conf. Rec. 2022 IEEE 1st Industrial Electronics Society Annual On-Line Conference (ONCON), 09th – 11th December, 2022. DOI: 10.1109/ONCON56984.2022.10126941, 2022
  • 4 S. Das, D. Dhara, and S. Dalapati, Improved One Cycle Control Strategy to Eliminate Steady State Error in Buck Regulators, in Conf. Rec. 2022 IEEE 10th Power India International Conference (PIICON), 25th – 27th November, 2022, NIT Delhi. DOI: 10.1109/PIICON56320.2022.10045192, 2022
  • 5 D. Chatterjee and S. Dalapati, Space-Vector Pulse Width Modulation Algorithm Implementation in Low Cost 8-bit Digital Controller, 2020 IEEE International Conference for Innovation in Technology (INOCON) Bengaluru, India. Nov 6-8, 2020, 2020
  • 6 S. Dalapati, A Control Systems Laboratory Experiment on Transfer Function Emulation, 51-55, Proc. of the IEEE Int. Conf. ASPCON 2020, pp. 51-55, 2020., 2020
  • 7 D. Chatterjee and S. Dalapati, Single-Phase Average Reactive Power Measurement Using Instantaneous Power Theory in a Fixed Point Processor, 337-342, IEEE-ICEFEET 2020, 2020
  • 8 D. Chatterjee and S. Dalapati, Algorithm for Determining Instant and Magnitude of Peak of a Signal using 8-bit fixed Point Processor, 64-69, IEEE-ISDCS 2020, 2020
  • 9 D. Chatterjee and S. Dalapati, Single-Phase Average Power Measurement Using Instantaneous Power Theory in a Fixed Point Processor, 299-303, IEEE-CALCON 2020, 2020
  • 10 [10] S. Chatterjee, A. Mandal, S. Dalapati, P. Halder and K. Mukherjee, Design, Simulation & Thermal Analysis of an Interior Permanent Magnet Synchronous Motor for A Fork-lift Truck Application, 206-211, IEEE-CALCON 2020, 2020
  • 11 R. Banerjee, M. Sengupta and S. Dalapati, Design and Implementation of Current mode control in a switched reluctance drive, Conf. Rec. IEEE International Conference on Power Electronics Drives and Energy Systems, 2014 (PEDES), December 16 – 19, 2014, Mumbai, India, 2014
  • 12 A. Dasgupta, S. Dalapati and P. Syam, Stepless Current Commutation in a Three Phase to Three Phase Matrix Converter, Conf. Rec. IEEE International Conference on Control, Instrumentation, Energy and Communication, 2014 (CIEC), January 31 – February 02, 2014, Kolkata, India., 2014
  • 13 C. Chakraborty, S. Dalapati and S. Bhattacharya, Variable Frequency Variable duty Cycle Operation of the Controlled Capacitor Charging (CCC) Type Inverter, 598-603, Conf. Rec. IEEE-Industrial Electronics Society Annual Conference (IECON), November 6-10, 2005, Raleigh, North Carolina, U.S.A, 2005
  • 14 C. Chakraborty and S. Dalapati, A New Voltage Source Inverter Realized by Controlled Capacitor Charging, 2023-2029, Conf. Rec. IEE (J)-International Power Electronics Conference (IPEC), April 4-8, 2005, Niigata, Japan, 2005
  • 15 C. Chakraborty, S. Dalapati and S. Ray, Dynamic Pulse Modulation: A Technique to Control Resonant DC-DC Converters, 233-238, Conf. Rec. IEEE-Industrial Electronics Society Annual Conference (IECON), November 2-6, 2004, Busan, South Korea, 2004

    • Patents


    # Patents Year
    1 Centrally Aligned Pulse based One Cycle Control (CAPOCC) System for PWM Inverters 2024
    2 A Current-sensor-less Technique for Dead Time Distortion Compensation in PWM Inverters 2023

    Projects


    • Design and Development of HVDC and FACTS based Experimental Dynamic Model Set-ups, Consultancy
      Ongoing
    • Design and Development of WBG Device based High Current Converters for Industry Applications under National Mission on Power Electronics Technology Phase-III (NaMPET-III) programme, Sponsored
      Ongoing
    • Development of motor eccentricity and vibration monitoring systems and control strategies for switched reluctance motor-based drives, Sponsored
      Ongoing

    Awards


    • Best paper presenter award for the paper "An improved non-inverting integrator resetting circuit for one cycle control strategy," for International Conference on Distributed Computing and Optimization Techniques (ICDCOT), 2024, Year: 2024
    • Best Paper Award of the session “Microgrid and Power Electronic Applications” for the paper “Single-Phase Average Reactive Power Measurement Using Instantaneous Power Theory in a Fixed Point Processor” in IEEE Int. Conf. ICEFEET 2020, Year: 2020
    • High Value Fellowship for Doctoral Research, Year: 2006
    • Indranil Mallick Memorial Award for Academic Performance, Year: 2000

    Research Groups


    Dipankar Chatterjee
    Ph. D.
    dipankarc921@gmail.com

    Debanjan Dhara
    Ph. D.
    debanjan.dhara@gmail.com

    Ranajay Paul
    Ph. D.
    paulranajay6@gmail.com

    SUBHAJIT DEY
    Ph. D.
    subhajitdey289@gmail.com

    Created: 23 November 2019