Publications

     Journal

1. Soham Chakraborty,  Sarasij Das, Utkarsh Singh, Aleksandra Leki´c,  Ravi Singh, Jose de Jesus Chavez, Marjan Popov, "Influence of Control and Limiter Schemes on Sequence-Domain Fault Models of Grid-forming Inverter-Interfaced Distributed Generators". accepted in IEEE Transactions on Power Delivery, Feb 2025.

2. Vibhuti Sahu, Gurunath Gurrala, Sanjeev Bangali, and Sarasij Das. "Node breaker model based transient stability simulations including protective devices modeling and time coordination." Electric Power Systems Research, 235:110682, 2024.

3. Paawan Dubal, Sarasij Das, and Tarlochan Sidhu,"Wide Area Measurement-Based Cyber-Attack Resilient Breaker Failure Protection Scheme",  IEEE Transactions on Smart Grid, Vol. 15, No. 4, Jul 2024.

4. Indla Rajitha, Sarasij Das, and Balarko Chaudhuri, "Method to Quantify Modal Interactions Between Converter Interfaced Generators and Synchronous Generators," IEEE Transactions on Power Systems, Vol. 38, No. 6, Nov 2023.

5. Indla Rajitha and Sarasij Das, "Adaptive Tuning of PV Generator Control to Improve Stability Constrained Power Transfer Capability Limit," IEEE Transactions on Power Systems, Vol. 37, No. 3, May 2022.

6. Soumyajit Gangopadhyay and Sarasij Das, "Fuzzy Theory based Quality Assessment of Multivariate Electrical Measurements of Smart Grids," IEEE Access Journal, vol. 9, pp.97686 - 97704, Jul 2021.

7. Soham Chakraborty, Sarasij Das, Tarlochan Sidhu, and Siva AK, "Smart Meters for Enhancing Protection and Monitoring Functions in Emerging Distribution Systems", International Journal of Power and Energy Systems by Elsevier, vol 127, May 2021.

8. Polisetty Sai Pavan and Sarasij Das, "Novel Method for Location of Internal Faults in Ungrounded Double Wye Shunt Capacitor Banks," IEEE Transactions on Power Delivery, vol. 36, no. 2, pp. 899 - 908, April 2021.

9. Asha Radhakrishnan and Sarasij Das, "Impact of Converter-Interfaced Renewable Generations on Breaker Failure Protection of the Emanant Transmission Lines", IET Renewable Power Generation, vol 15, no. 3, pp 641-652, Jan 2021. 

10. Indla Rajitha and Sarasij Das, "Online Assessment of Transient Stability of Grid Connected PV Generator with DC Link Voltage and Reactive Power Control," IEEE Access Journal, vol. 8, pp.220606 - 220619, Dec 2020.

11. Soham Chakraborty and Sarasij Das, "Communication-less Protection Scheme for AC Microgrids using Hybrid Tripping Characteristic," Electric Power Systems Research by Elsevier,  vol. 187, Oct 2020.

12. Indla Rajitha and Sarasij Das, "Transient Stability of Vdc - Q Control based PV Generator with Voltage Support Connected to Grid Modelled as Synchronous Machine," IEEE Access Journal, vol. 8, pp. 130354 - 130366, July 2020.

13. Soham Chakraborty and Sarasij Das, "Application of Smart Meters in High Impedance Fault Detection on Distribution Systems," in IEEE Transactions on Smart Grid, vol. 10, no. 3, pp. 3465-3473, May 2019.

14. Sarasij Das, Tarlochan Sidhu, MR Dadash Zadeh and Zhiying Zhang,  "A Novel Hybrid Differential Algorithm for Turn to Turn Fault Detection in Shunt Reactors",  IEEE Transactions on Power Delivery, vol. 32, Issue: 6, 2017, Pages 2537-2545.

15. Sarasij Das, and Tarlochan Sidhu, "Robust Algorithm to Estimate Fault Synchrophasor from Fault Transient Synchrophasor in PDC", IET Generation, Transmission & Distribution, vol. 9, Issue: 2, Jan 2015, Pages 124-132.

16. Sarasij Das, and Tarlochan Sidhu, "Detecting Synchrophasors Computed Over Fault/Switching Transients", IET Generation, Transmission & Distribution, vol. 8, Issue: 9, Sept 2014, Pages 1616-1625.

17. Sarasij Das and Tarlochan Sidhu. “Application of Compressive Sampling in Synchrophasor Data Communication in WAMS”, IEEE Transactions on Industrial Informatics, vol.10 ,  Issue: 1, Feb. 2014, Pages 450 – 460.

18. Sarasij Das and Tarlochan Sidhu. “A Simple Synchrophasor Estimation Algorithm Considering IEEE Standard C37.118.1-2011 and Protection Requirements”, IEEE Transactions on Instrumentation & Measurement, vol. 62 ,  Issue: 10, Oct. 2013, Pages 2704 – 2715.

19. Sarasij Das and Nagendra Rao P S. “Arithmetic Coding Based Lossless Compression Schemes for Power System Steady State Operational Data”, International Journal of Electrical Power Energy Systems - Elsevier, vol. 43, Issue 1, December 2012, Pages 47–53.  

20. Sarasij Das and Nagendra Rao P S. “Understanding Power System Behavior through Mining Archived Operational Data”, International Journal of Emerging Electric Power Systems, vol. 10, Issue 1, April 2009. 

21. Sarasij Das, and Tarlochan Sidhu, "Application of Compressive Sampling in Computer-Based Monitoring of Power Systems", Hindawi Journal on Advances in Computer Engineering, vol. 2014, Article ID 524740.

 Conference

1. Kuldeep  Shivran, Sharad Shrestha, George Torres, Sarasij Das, and  Satyajayant Misra, "Adapting Software-defined Information Centric Networks for IEC 61850-based Substations", ISGT Asia 2024, 10-13 Nov, 2024, Bangalore, India. 

2. Sanjeev Bangali, Athanasios Vassilakis, Dimitrios Lagos, Prasoon Arya, Jigyasa Singhai, and Sarasij Das, "Smart Meter-based Outage Detection and Fault Location in a Microgrid in Gaidouromantra, Greece", 14th Mediterranean Conference on Power Generation Transmission, Distribution and Energy Conversion (MedPower), Nov 3-6, 2024, Athens, Greece.

3. H R Sai Kiran Pandit, and Sarasij Das, "Influence of Fault Clearing Angle on Temporary Over-Voltage at the Terminal of Grid Following Photovoltaic Inverter",  IEEE Energy Conversion Congress and Exposition (ECCE 2024), 20-24 Oct 2024, Phoenix, Arizona, USA. 

4. Meenu Jayamohan, H R Sai Kiran Pandit, and Sarasij Das, "Influence of Auto-Recloser Dead Time on Power Swings After Consecutive LVRT of GFOL PV",  IEEE Energy Conversion Congress and Exposition (ECCE 2024), 20-24 Oct 2024, Phoenix, Arizona, USA.

5. Meenu Jayamohan, Sarasij Das, Jose de Jesus Chavez; Marjan Popov, "Impact of Dynamic Voltage Support on Memory Polarized Mho Relay in Presence of Grid Following PV Generators", ISGT Europe 2024, 14-17 Oct, Dubrovnik, Croatia, 2024.

6. Meenu Jayamohan, Sarasij Das, and Marjan Popov. "Sensitivity of Dynamic Mho Characteristic to PLL Parameters of Grid Following PV." IEEE International Communications Energy Conference (INTELEC), 4-7 Aug, Bangalore, India,  2024.

7. Meenu Jayamohan, Sarasij Das, Sukumar Brahma, "Impact of Dynamic Voltage Support and Active Power Recovery Rate on Power Swing Blocking Protection in Presence of Grid-Following PV",  Kansas Power & Energy Conference, April 25-26, 2024, Manhattan, USA.

8. Soumyajit Gangopadhyay and Sarasij Das, "Modeling Appliance Usage Privacy of a Group of Consumers using Smart Meter Data", IEEE Energy Conversion Congress and Exposition (ECCE 2023), 29 Oct-2 Nov 2023, Nashville, Tennessee, USA.

9. Meenu Jayamohan, Sarasij Das, Sukumar Brahma, "Impedance Trajectories during Stable and Unstable Power Swings in Presence of PQ Control based PV Generations", 2023 IEEE Power & Energy Society (PES) General Meeting, 16-20 July, Orlando, USA.  Best Paper Award , Prize Paper Award

10. Soham Chakraborty, Soumyajit Gangopadhyay and Sarasij Das, “Data Trading in Smart Grids: Future Research Directions”, IEEE Texas Power and Energy Conference (TPEC 2023), 13-14 February, USA.

11. Asha Radhakrishnan, Indla Rajitha and Sarasij Das, "Impact of P − Q Control based PV Generator on Memory-Polarized Mho Relay", International Conference on Smart Energy Systems and Technologies (SEST 2022), 5-7 Sept 2022, Eindhoven, Netherlands.

12. Asha Radhakrishnan, Amrita Ghosh, Indla Rajitha and Sarasij Das, "Performance of Memory-Polarized Distance Relay in Presence of PV Generator with Vdc - Q Control", IEEE Energy Conversion Congress and Exposition (ECCE 2022), 9-13 Oct 2022, Detroit, Michigan, USA.

13. Soham Chakraborty, Soumyajit Gangopadhyay and Sarasij Das, “Feasibility of Data Markets in Smart Grids: an Online Survey”, IEEE Power and Energy Conference at Illinois (PECI), 10-11 Mar 2022, Illinois, USA.

14. Sarasij Das, "Adequacy and Limitations of the Information Technology Act in Addressing Cyber-Security Issues of Indian Power Systems", ICPS 2021, 16th -18th Dec 2021. Best Paper Award

15. Soumyajit Gangopadhyay and Sarasij Das, "Modelling Privacy of Smart Meter Data", IEEE PES General Meeting, 2-6 Aug 2020, Montreal, Canada

16. Indla Rajitha and Sarasij Das, "Transient Stability Analysis of VSC based Photo-Voltaic Generator with PQ Control Connected to Infinite Bus", IEEE PES General Meeting, 4-8 Aug 2019, Atalanta, USA

17. Asha Radhakrishnan and Sarasij Das, "Location of High Impedance Faults using Smart Meters in Distribution Systems with DGs, Power Electronic Loads and Electric Arc Furnaces", IEEE PES PowerTech, 23-27 Jun 2019, Milano, Italy

18. Indla Rajitha and Sarasij Das, "Critical Clearing Time Calculation using Energy Functions for VSC based Grid Connected PV Generators with PQ Control", IEEE PES PowerTech, 23-27 Jun 2019, Milano, Italy

19. Polisetty Sai Pavan, Indla Rajitha and Sarasij Das, "High Power Electric Fence Energizer using Standalone PV Generators for Remote Areas", IEEE Power and Energy Conference at Illinois (PECI), Feb 28-1 Mar 2019, Illinois, USA

20. Indla Rajitha and Sarasij Das, "Impact of PLL on Harmonic Stability of Renewable Dominated Power System: Modeling and Analysis", IEEE Power Electronics, Drives and Energy Systems Conference (PEDES) 2018, 18-21 Dec 2018, Chennai, India

21. Asha Radhakrishnan and Sarasij Das, "Quality Assessment of Smart Grid Data", National Power Systems Conference (NPSC), 2018, 14-16 Dec 2018, Trichy, India

22. Indla Rajitha and Sarasij Das, "Robust Control based Energy Storage Stabilizers for Power Systems with Large Scale Renewables", National Power Systems Conference (NPSC), 2018, 14-16 Dec 2018, Trichy, India

23. SG Aditya Bhat, Anushree HN, Sarasij Das, "Steganography based Low Complexity Authentication Scheme for Synchrophasor Communication", National Power Systems Conference (NPSC), 2018, 14-16 Dec 2018, Trichy, India

24. Asha Radhakrishnan and Sarasij Das. “Protection Functionalities in Smart Meters to Enhance Distribution System Protection”, Innovative Smart Grid Technologies Asia (ISGT-Asia), 2018  IEEE PES, 22-25 May 2018, Singapore

25. Asha Radhakrishnan and Sarasij Das. “Data Markets for Smart Grids: An Introduction”, Innovative Smart Grid Technologies Asia (ISGT-Asia), 2018  IEEE PES, 22-25 May 2018, Singapore

26. Soham Chakraborty, Sarasij Das and Manoj Negi. “Hybrid Microgrids for Diesel Consumption Reduction in Remote Military Bases of India”, Indian Smart Grid Week (ISGW 2018), 5-9 March 2018, Delhi, India

27. Sarasij Das. "Possibility of Phasor Estimation in Digital Relays without Using Anti-Aliasing Filter and Very High Sampling Rates", 19th Power Systems Computation Conference (PSCC) , 20-24 June, 2016, Genoa, Italy

28. Sarasij Das. "Sub-Nyquist Rate ADC Sampling in Digital Relays and PMUs: Advantages and Challenges", 6th IEEE International Conference on Power Systems, 2016 (ICPS), 4-6 March, 2016, New Delhi, India

29. Sarasij Das and Tarlochan Sidhu. “A New Algorithm to Compute Fault Synchrophasor from Transient State Synchrophasor in PDC”, IEEE PES General Meeting 2013, 21-25 July 2013, Vancouver

30. Sarasij Das and Tarlochan Sidhu. “Reconstruction of Phasor Dynamics at Higher Sampling Rates using Synchrophasors Reported at Sub-Nyquist Rate”, Innovative Smart Grid Technologies (ISGT), 2013 IEEE PES, 24-27 Feb 2013, Washington, D.C

31. Sarasij Das and Nagendra Rao P S. “Principal component analysis based compression scheme for power system steady state operational data”, Innovative Smart Grid Technologies - India (ISGT India), 2011 IEEE PES; Issue Date: 1-3 Dec. 2011; On page(s): 95 - 100,  Kollam, Kerala, India 

32. Sarasij Das. “Ensuring spinning reserve in generation deficient Indian power system “, Third International Conference on Power Systems, 2009. ICPS'09', 27-29 Dec. 2009, IIT Kharagpur  

33. Sarasij Das and Nagendra Rao P S. “Understanding Power System Behavior through Mining Archived Operational Data”, 15th National Power System Conference, 16-18 Dec 2008, IIT Bombay (accepted later in IJEEPS journal from the conference) 

 Technical Report

1. Sarasij Das and Ramesh Pampana. “Draft report on Indian Wind Grid Code”, submitted to Centre for Wind Energy Technology, Govt. of India. http://niwe.res.in/NIWE_OLD/Hindi/Docu/Wind_grid_code_for_India%20.pdf

Patent

1. Zhiying Zhang, Sarasij Das, Tarlochan Sidhu, Mohammad DadashZadeh, "Systems and Methods for Detecting Turn-to-Turn Faults in Windings",  Patent No. US20170227594 A1

2. Zhiying Zhang, Sarasij Das, Tarlochan Sidhu, Mohammad DadashZadeh, "Systems and Methods for Detecting Turn-to-Turn Faults in Windings",  Patent No. US9726706 B1

PhD Thesis: 

1. “Algorithms to Improve Performance of Wide Area Measurement Systems of Electric Power Systems”,  http://ir.lib.uwo.ca/etd/1889/                                                                                                     

M.Sc Thesis:

1. “Power System Data Compression for Archiving”,         http://hdl.handle.net/2005/572