Faculty at School of Engineering

Himanshu Sekhar Sahu

Himanshu Sekhar Sahu

Associate Professor

School of Engineering


Contact Information

Dr. Himanshu Sekhar Sahu (Member, IEEE) received the B.E. degree in electrical and electronics engineering from the Biju Patnaik University of Technology, Rourkela, India, in 2006, the M.Tech. degree in power system engineering from the Veer Surendra Sai University of Technology, Burla, India, in 2010, and the Ph.D. degree in electrical engineering from the Indian Institute of Technology Guwahati, Guwahati, India, in 2017. He was an Institute Postdoctoral Fellow with the Department of Electrical Engineering, Indian Institute of Technology Madras, Chennai, India.

He is currently an Assistant Professor with the Department of Electrical Engineering, Shiv Nadar Institution of Eminence, Delhi NCR, India. His research interests include integration of renewable sources with the grid, photovoltaic power system, and power quality issues. He is also a Reviewer of several IEEE transactions and journals.

Integration of Renewable Sources with the Grid, Photovoltaic Power System, Distributed Generation, and Power Quality

2017, Ph.D., Indian Institute of Technology Guwahati

2010, M.Tech., Veer Surendra Sai University of Technology, Burla (Formerly University College of Engineering, Burla), Odisha

2006, B.E., Biju Pattnaik University of Technology, Rourkela, Odisha

08/18-Present

Assistant Professor, Department of Electrical Engineering, School of Engineering, Shiv Nadar University, Delhi-NCR

09/17-07/18

Institute Post Doctoral Fellow, Indian Institute of Technology Madras, Chennai

07/10-12/11

Assistant Professor, Hi-Tech College of Engineering, Bhubaneswar

Best Paper Award for the presented paper titled “Fixed Voltage Based PO Method for Battery Charging from Partially Shaded PV String” at the 1st International Conference on Power Electronic Converters in Transportation and Energy Applications (PECTEA-2025), held at IIT Bhubaneswar from June 18–21, 2025.

2015, Best paper award in the student section for the presented paper titled "Extraction of Maximum Power from a PV Array Under Partial Shading Conditions" in Global Energy Technology Summit (GETS-2015), NTPC, Power Management Institute (PMI) Noida, India

  1. D. C. Nautiyal, H. S. Sahu and V. K. Chakka, “A Novel Modified Logistic Function Based PV Source Modeling for PV Power Applications,” IEEE Transactions on Energy Conversion, doi: 10.1109/TEC.2026.3703650.
  2. D. C. Nautiyal, S. Tripathi and H. S. Sahu, “Prediction and Estimation of Maximum Power of a PV String Under Partial Shading Conditions,” IEEE Transactions on Industry Applications, doi: 10.1109/TIA.2026.3661377. (Published in Early Access on 04 February 2026).
  3. D. C. Nautiyal, H. S. Sahu, S. Tripathi, M. K. Mishra and S. K. Nayak, “A Novel PLI Technique for Maximum Power Estimation of a Partially Shaded PV Array,” IEEE Transactions on Industrial Informatics, vol. 22, no. 4, pp. 3495-3506, April 2026.
  4. S. Tripathi, N. Gupta, R. K. Sahu, D. C. Nautiyal and H. S. Sahu, “A Novel Transposition Framework for Consumers to Enhance Energy Harvesting in PV System Under Heterogeneous Irradiation Conditions,” IEEE Transactions on Consumer Electronics, vol. 72, no. 1, pp. 780-790, Feb. 2026.
  5. S. Tripathi, D. C. Nautiyal, H. S. Sahu, “A novel cost effective reconfiguration scheme for consumers to mitigate power losses in TCT configured partially shaded PV array,” Solar Energy, Volume 295, 2025.
  6. S. Tripathi, H. S. Sahu, S. Kumar, S. K. Nayak and M. K. Mishra, “Maximum Energy Harvest From a TCT Connected PV Array Under Nonhomogeneous Irradiation Conditions,” IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 11, no. 5, pp. 5441-5453, Oct. 2023.
  7. S. Tripathi, S. Chopra, H. S. Sahu, M. K. Mishra, S. Kumar and S. K. Nayak, “A Novel MPP Estimation Technique for DDM PV Array Under Different Solar Irradiance Conditions,” IEEE Transactions on Sustainable Energy, vol. 14, no. 4, pp. 2177-2191, Oct. 2023.
  8. S. Kumar, S. K. Nayak and H. S. Sahu, “A novel GMPP estimation technique for series parallel connected partially shaded PV array,” Solar Compass, Volume 7, 2023.
  9. H. S. Sahu, Mahesh K. Mishra, S. Kumar and S. K. Nayak, “A Novel Approach for Direct MPP Estimation of a PV Module Under Different Irradiation Conditions,” IEEE Transactions on Energy Conversion, vol. 36, no. 4, pp. 3127-3136, Dec. 2021.
  10. S. Kumar, H. S. Sahu and S. K. Nayak, “Estimation of MPP of a Double Diode Model PV Module from Explicit I-V Characteristic,” IEEE Transactions on Industrial Electronics, vol. 66, no. 9, pp. 7032-7042, Sept. 2019.
  11. H. S. Sahu and S. K. Nayak, “Estimation of Maximum Power Point of a Double Diode Model Photovoltaic Module,” IET Power Electronics, vol. 10, no. 6, pp. 667-675, May 2017.
  12. H. S. Sahu and S. K. Nayak, “Extraction of Maximum Power From a PV Array Under Nonuniform Irradiation Conditions,” IEEE Transactions on Electron Devices, vol. 63, no. 12, pp. 4825-4831, December 2016.
  13. H. S. Sahu and S. K. Nayak, “Numerical Approach to Estimate the Maximum Power Point of a Photovoltaic Array,” IET Generation, Transmission & Distribution, vol. 10, no. 11, pp. 2670-2680, August 2016.
  14. H. S. Sahu, S. K. Nayak and S. Mishra, “Maximizing the Power Generation of a Partially Shaded PV Array,” IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 4, no. 2, pp. 626-637, June 2016.

Invited Talk:

  1. Delivered a talk and conducted a laboratory session in the Faculty Development Programme (FDP) on “Next Generation Renewable Energy Storage: From Materials to Grid Integration,” supported by the Ministry of Electronics and Information Technology (MeitY), Government of India, and organized by the Electronics & ICT Academy, NIT Patna, India, on 6 July 2026.
  2. Delivered a talk in QIP sponsored Short Term Course on "Renewable Energy and Grid Integration (REGI)" at Veer Surendra Sai University of Technology Burla, India on 3rd April 2018.

Conference Presentations:

  1. D. C. Nautiyal, J. Jain, H. S. Sahu and V. K. Chakka, “Fixed Voltage Based P&O Method for Battery Charging from Partial Shaded PV String,” International Conference on Power Electronics Converters for Transportation and Energy Applications (PECTEA), Jatni, India, pp. 1–6, 2025.
  2. D. C. Nautiyal, S. Tripathi and H. S. Sahu, “Maximum Power Estimation of a Partially Shaded PV String Using a Novel Elliptical Foci Based Technique,” IEEE International Conference on Power Electronics, Drives and Energy Systems (PEDES), Mangalore, India, pp. 1–5, 2024.
  3. H. S. Sahu and S. K. Soni, “Maximizing Output Power of a PV Array Under Non-uniform Solar Irradiation Conditions,” TENCON 2024 IEEE Region 10 Conference (TENCON), Singapore, pp. 1002–1005, 2024.
  4. S. Kamat, S. K. Soni and H. S. Sahu, “Blockchain-Enabled Game Theory Approach for Distributed Generation,” TENCON 2024 IEEE Region 10 Conference (TENCON), Singapore, pp. 591–596, 2024.
  5. H. S. Sahu, S. Kumar, P. Changmai and S. K. Nayak, “Peak Power Extraction from a PV System for Various DC and AC Loads,” Third International Conference on Power, Control and Computing Technologies (ICPC2T), Raipur, India, pp. 259–264, 2024.
  6. D. C. Nautiyal, S. Tripathi and H. S. Sahu, “Parameter Estimation of Solar PV Module Using Levenberg–Marquardt Method for Maximum Power Point Calculation,” IFAC PapersOnLine, vol. 57, pp. 373–378, 2024.
  7. S. K. Soni, S. Singh, S. Kumar, H. S. Sahu and R. K. Saket, “Solar-to-Vehicle Charging with Maximum Power Point Tracking using Super-Twisting Controller,” IEEE International Transportation Electrification Conference (ITEC-India), Chennai, India, pp. 1–6, 2023.
  8. S. Tripathi and H. S. Sahu, “A Novel Z-Rearrangement Scheme for Improving Performance of Partially Shaded PV Array,” IEEE International Conference on Power Electronics, Drives and Energy Systems (PEDES), Jaipur, India, pp. 1–4, 2022.
  1. S. Kumar, H. S. Sahu, S. K. Nayak and P. Changmai, "Parameter estimation of a DDM PV module using a simplistic novel method," 2022 IEEE 2nd International Conference on Sustainable Energy and Future Electric Transportation (SeFeT), pp. 1-6, 2022.
  2. S. Chopra and H. S. Sahu, "MPP estimation of a DDM PV module using explicit I-V expression," IEEE International Conference on Power Electronics, Smart Grid and Renewable Energy (PESGRE2020), pp. 1-6, Jan 2020.
  3. H. S. Sahu and Mahesh. K. Mishra, "Maximum power output from a solar PV array under partially shaded conditions," 2018 IEEE Transportation Electrication Conference and Expo, Asia-Pacific (ITEC Asia-Pacific), Bangkok, pp. 1-5, June 2018.
  4. H. S. Sahu, S. Kumar and S. K. Nayak, "Maximum power point estimation of a PV array by using improve bisection method," 2018 IEEE Transportation Electrication Conference and Expo, Asia-Pacfiic (ITEC Asia-Pacific), Bangkok, pp. 1-5, June 2018.
  5. H. S. Sahu and S. K. Nayak, "Extraction of maximum power from a PV array under partial shading conditions," Presented in Global Energy Technology Summit (GETS-2015), NTPC, Power Management Institute (PMI) Noida, PP. 1-11, Nov. 2015 (Best paper award).
  6. H. S. Sahu and S. K. Nayak, "A novel approach to extract maximum power from partially shaded PV array," IEEE Power, Communication and Information Technology Conference (PCITC), Bhubaneswar, PP. 337-342, Oct. 2015.
  7. P. Saha, S. Kumar, S. K. Nayak and H. S. Sahu, "Parameter estimation of double diode photo-voltaic module," Power, 1st Conference on Dielectric and Energy Management at NERIST (ICPDEN), Itanagar, pp. 1-4, Jan. 2015.
  8. H. S. Sahu and S. K. Nayak, "Improvement in the power generation of a PV array under partial shading conditions," Eighteenth National Power Systems Conference (NPSC), IIT Guwahati, PP. 1-6, Dec. 2014.
  9. H. S. Sahu and S. K. Nayak, "A novel approach to improve power output of PV array under dierent shading conditions," 6th IEEE Power India International Conference (PIICON), Delhi, PP. 1-6, Dec. 2014.
  10. H. S. Sahu and S. K. Nayak, "Power enhancement of partially shaded PV array by using a novel approach for shade dispersion," IEEE PES Innovative Smart Grid Technologies - Asia (ISGT ASIA), Kuala Lumpur, pp. 498-503, May 2014.
  11. H. S. Sahu, S. Roy and S. K. Nayak, "Estimation of maximum power point of PV array using datasheet values for microgrid integration," IEEE PES Innovative Smart Grid Technologies - Asia (ISGT ASIA), Kuala Lumpur, pp. 754-759, May 2014.