Shubhanga K N

Designation: 

Professor

Date of Joining at NITK: 

Friday, February 17, 1995

Professional Experience: 

23 years

Contact Details

E-mail: 

knsa@nitk.edu.in

Alternate E-mail: 

knsa1234@yahoo.com

Telephone: 

+91-824-2473458

Mobile: 

+91-9449388208
Academic Background
  • Ph.D, IIT Bombay 2003

  • PG, NITK 1994

  • BTech, NITK 1991

Areas of Interest
  • Power System Dynamics

  • Flexible AC Transmission Systems

Supervision of Ph.D

Awarded : 01

On-going: 04

Significant Publications

Journals:

  1. Mir Khadim Aalam and KN shubhanga, 'Power system event detection and localization-A new approach', Electric Power Systems Research, Volume 223, October 2023, 109553, https://doi.org/10.1016/j.epsr.2023.109553.
     
  2. Mir Khadim Aalam and KN shubhanga, 'Frequency estimation using signal reconstruction approach', Electric Power Systems Research, Volume 226, January 2024, 109888, https://doi.org/10.1016/j.epsr.2023.109888.
     
  3. Krishna Rao and KN shubhanga, 'A Comparison of SVD-Augmented Prony Algorithms for Noisy Power System Signals', IEE Access, Vol. 11, December 2023, pp. 143457-143474, DOI: 10.1109/ACCESS.2023.3343556.
     
  4. Krishna Rao and KN shubhanga, 'Equivalence of Matrix Pencil and HTLS Ring-Down Electromechanical Mode Identification Algorithms', IEE Access, Vol. 11, December 2023, pp. 146322-146331, DOI: 10.1109/ACCESS.2023.3346051.
  5. Mir Khadim Aalam and K.N. Shubhanga, “An integrated PMU architecture for Power Systems Applications”, International Journal of Emerging Electric Power Systems, Published Online: Sept. 9th, 2021, DOI: https://doi.org/10.1515/ijeeps-2021-0151.

  6. Girisha H Navada and K. N. Shubhanga “Integrated Power Flow Analysis with Large-scale Solar Photovoltaic Power Systems Employing N-R Method” International Journal of Emerging Electric Power Systems, Published Online: 2019-01-29 | DOI: https://doi.org/10.1515/ijeeps-2018-0013

  7. Krishna Rao and K.N Shubhanga “MAPE - An Alternative Fitness Metric for Prony Analysis of Power System Signals” International Journal of Emerging Electric Power Systems, Published Online: 2018-11-06, DOI: https://doi.org/10.1515/ijeeps-2018-0091.

  8. I.R Rao and K.N.Shubhanga, ``A simple and general method to perform large-scale series/parallel reduction of proximally coupled two-terminal networks by employment of the primitive impedance/admittance matrices'', The Journal of CPRI, India, Vol. 12, No. 4, pp 773-789, December, 2016.

  9. Shashidhara M. Kotian and K. N. Shubhanga, “Performance of synchronous machine models in a series-capacitor compensated system,” IEEE Transactions on Power Systems, Vol.29, No.3, pp 1023-1032, May., 2014.

  10. Shashidhar M.K, Sreenad Batchu and Shubhanga K.N., ``Subsynchronous Resonace through Torsional mode Interactions: An Analaysis’’,  The Journal CPRI, India, Vol. 9, No.1, pp.89-96, March, 2013.

  11. Shashidhara M. Kotian, Sreenadh Batchu and K. N. Shubhanga, ``Simulation based analysis of SSR with TCSC,” The Journal of Electrical Engineering Romania, Vol. 13, Edition-4, 13.4.3, 2013

Conferences:
 

  1. Mir Khadim Aalam and K.N. Shubhanga, “EMD-based Detrending of Non-linear and Non-stationary Power System Signals”, Proceedings of 18th the IEEE India conference, INDICON-2021, held at Guwahati., INDIA, December, 19-21, 2021, DOI:https://doi.org/10.1109_indicon52576.2021.9691539.

  2. Shashidhara M kotian and Shubhanga K.N. “Analytical Design of Static VAR Compensator-Based  Subsynchronous Daming Controller” 2018 International Conference on Power, Instrumentation, Control and Computing (PICC)

  3. Niloy Sarkar, Krishna Rao and K.N. Shubhanga “A Comparative Study between prony and Eigen system Realization Algorithm for identification of Electromechanical Modes” Twentieth National Power Systems Conference to be held on 14 to 16 December, 2018 at NIT, Trichy.

  4. Vikas Singh, H. Girisha Navada and K.N. Shubhanga “Large Power System Stability Analysis Using a FOSS-based tool: SciLab/Xcos” 20th National Power Systems Conference NPSC 2018 to be held on 14  to 16 December, 2018 at NIT, Trichy.

  5. Gajanana Abhyankar B, Girisha Navada and Shubhanga K.N., ''Design and Implementation of a Laboratory Scale Three-phase Thyristor Controlled Reactor'', Proceedings of International Conference on Innovations in Power and Advanced Computing Technologies, IPACT-2017,  held at VIT University, Vellore, India, April, 2017.

  6. Krishna Rao and Shubhanga K.N. ``A Comparison of Power System Signal Detrending Algorithms'', International Conference on Power Systems (ICPS 2017),  held at  College of Engineering, Pune, Maharashtra, India, December, 2017

  7. Santosh V Singh and Shubhanga K.N, ``Current Injection Modelling Based Large-Signal Analysis of a Grid-Connected Solar Photovoltaic Power System'', Proceedings of  the 13th IEEE Indian conference, INDICON-2016,  held at IISc., Bangalore, India, December, 2016.

  8. E. Prasanthi and  K. N. Shubhanga, ``Performance Analysis of a Grid Connected DFIG for non-optimum Power Tracking’’, Proceedings of 12th the  IEEE India conference, INDICON-2015,  held at Jamia Millia Islamia, New Delhi, India, December, 2015.

Book/Book Chapters:

  1. Published a book titled "Power System Analysis-A Dynamic Perspective", with Pearson Education India

Achievements
  • Developed a Power Systems Laboratory with multi-machine set up. Lab brochure is available at https://goo.gl/l2jnld

  • MATLAB/SIMULINK-based  multi-machine power flow, transient stability and small-signal stability analysis  programmes have been developed in-house. See: www.ee.iitb.ac.in/~peps/downloads.html

  • A  set of 12 speaking tutorials on  power system dynamics is  available on Youtube on the  web address: (MatSimtutorials phase. https://www.youtube.com/playlist?list=PL3pNNut4FC-gkCPHvM50alPwkfu7_4bbg

  • Three-times won the POSOCO Power Systems Award (PPSA): Two M.Tech. projects-2015, One M.tech and One Ph.D-2016 and One M.Tech.-2017.

  • Published a book titled "Power System Analysis-A Dynamic Perspective", with Pearson Education India, in June 2018