Journal Papers

1. Kalyan Dasgupta and Shreevardhan Soman, "Estimation of Zero Sequence Parameters of Mutually Coupled Transmission Lines from Synchrophasor Measurements ", IET Generation, Transmission & Distribution, Jun. 2017. [DOI]
2. Yogesh K. Bichpuriya, S. A. Soman, and A. Subramanyam, "Combining Forecasts in Short Term Load Forecasting.", Empirical Analysis and Identification of Robust Forecaster”, Sadhana., vol. 41, no. 10, Oct. 2016.
3. Swati Lavand and S. A. Soman, "Predictive Analytic to Supervise Zone 1 of Distance Relay using Synchrophasors", IEEE Transaction on Power Delivery, 2016.
4. M.S.S. Rao and S.A. Soman, "Marginal Pricing of Transmission Services Using Min-Max Fairness Policy," in Power Systems", IEEE Transactions, vol. 30, no. 2, pp. 573-584, Mar. 2015.
5. Kalyan Dasgupta, A. M.Kulkarni, and S. A. Soman, "Studying Electromechanical Wave Propagation and Transport Delays in Power Systems", IJEEPS, 2013.
6. Kalyan Dasgupta, A. M. Kulkarni , and S. A. Soman, "On the wave propagation of disturbances in homogeneous electromechanical systems", Journal of vibration and acoustics, 2013.
7. Gopal Gajjar and S. A. Soman, "Power System Oscillation Modes Identifications: Guidelines for applying TLS-ESPRIT Method", IJEEPS , 2013.
8. P.V. Navalkar and S.A. Soman, "Secure Remote Backup Protection of Transmission Lines Using Synchrophasors", IEEE Transactions on Power Delivery, vol. 26, no. 1, pp. 87-96, 2011.
9. M. S. S. Rao, S. A. Soman, P. Chitkara, R. K. Gajbhiye, N. Hemachandra, B. L. Menezes, "Min-Max Fair Power Flow Tracing for Transmission System Usage Cost Allocation: A Large System Perspective", IEEE Transactions on Power Systems, vol. 25, no. 3, pp. 1457-1468, Aug. 2010.
10. S. Dambhare, S. A. Soman, M. Chandorkar, "Current Differential Protection of Transmission Line using the Moving Window Averaging Technique", IEEE Transactions on Power Delivery, vol. 25, no. 2, pp. 610-620, Apr. 2010.
11. S. Dambhare, S. A. Soman, M. Chandorkar, "Adaptive Current Differential Protection Schemes for Transmission Line Protection", IEEE Transactions on Power Delivery, vol. 24, no. 4, pp. 1832-1841, Oct. 2009.
12. D. Dua, S. Dambhare, R. K. Gajbhiye, S. A. Soman, "Optimal Multistage Scheduling of PMU Placement: An ILP Approach", IEEE Transactions on Power Delivery, vol. 23, no. 4, pp. 1812-1820, Oct. 2008.
13. R K Gajbhiye, B. Gopi, P. Kulkarni, S. A. Soman, "Computationally Efficient Methodology for Analysis of Faulted Power Systems With Series Compensated Transmission Lines: A Phase Coordinated Approach", IEEE Transactions on Power Delivery, vol. 23, no. 2, pp. 873-880, Apr. 2008.
14. R. K. Gajbhiye, ,D. Naik, S. Dambhare, S. A. Soman, "An Expert System Approach for Multi-Year Short-Term Transmission System Expansion Planning: An Indian Experience", IEEE Transactions on Power Systems, vol. 23, no. 1, pp. 226-237, Feb. 2008.
15. A. R. Abhyankar, S. A. Soman, and S. A. Khaparde, "Min-Max Fairness Criteria for Transmission Fixed Cost Allocation", Power Systems, IEEE Transactions, vol. 22, pp. 2094-2104, Nov. 2007.
16. R. K. Gajbhiye, A. De, S. A. Soman, "Computation of Optimal Break Point Set of Relays—An Integer Linear Programming Approach", IEEE Transactions on Power Delivery, vol. 22, no. 4, pp. 2087-2098, Oct. 2007.
17. A. R. Abhyankar, S. A. Soman, and S. A. Khaparde, "Optimization approach to real power tracing: an application to transmission fixed cost allocation", Power Systems, IEEE Transactions, vol. 21, pp. 1350 – 1361, Aug. 2006.
18. Abhyankar A. R.; Khaparde; Soman S. A.; Pentayya P., "A Transmission pricing mechanism based on power tracing for central transmission utility in India", International Journal of Emerging Electric Power Systems, vol. 1, no. 1, Feb. 2005.
19. A. R. Abhyankar, S. A. Soman, and S. A. Khaparde, "Real Power Tracing: An Optimization Approach", International Journal of Emerging Electric Power Systems, vol. 3, no. 2, 2005.
20. A. R. Abhyankar, S. A. Khaparde, S. A. Soman, and P. Pentayya , "A Transmission pricing mechanism based on power tracing for central transmission utility in India", International Journal of Emerging Electric Power Systems, vol. 2, no. 1, 2005.
21. Soman, S.A.; Nguyen, T.B.; Pai, M.A.; Vaidyanathan R., "Analysis of angle stability problems: a transmission protection systems perspective", IEEE Transactions on Power Delivery, vol. 19, no. 3, pp. 1024-1033, Jul. 2004.
22. G. R. Gajjar, S. A. Soman, S. A. Khaparde, and P. Nagaraju, "Application of actor - critic learning algorithm for optimal bidding problem of a Genco", IEEE Trans. On Power System, vol. 18, no. 1, pp. 11-18, Feb. 2003.
23. S. Pandit, S. A. Soman, and S. A. Khaparde, "Design of generic direct sparse Linear system solver in C++ for power system analysis", IEEE Trans. on Power Systems, vol. 16, no. 4, pp. 647-652, Nov. 2001.
24. Shubha Pandit, S. A. Soman, and S. A. Khaparde, "Object Oriented network Topology processor", IEEE Computer Applications in Power, vol. 14, no. 2, pp. 42-46, Apr. 2001.
25. Shubha Pandit, S. A. Soman, and S. A. Khaparde, "Object Oriented Design For Power System Applications", IEEE-Computer Applications in Power, vol. 13, pp. 43-47, Oct. 2000.
26. Pandian A.; Parthasarathy K.; Soman S.A., "Towards faster Givens rotations based power system state estimator", IEEE Transactions on Power Systems, vol. 14, no. 3, pp. 837-843, Aug. 1999.
27. A. Pandian, S. A. Soman, K. Parthasarathy, "Variable pivot column oriented givens rotations based power system state estimator", International Journal of Electrical Power & Energy Systems, vol. 20, no. 3, pp. 183-189, Mar. 1998.
28. A. Pandian, K. Parthasarathy, D. Thukaram and S. A. Soman, "A numerically stable decomposition based power system state estimation algorithm", International Journal of Electrical Power & Energy Systems, vol. 20, no. 1, pp. 17-23, Jan. 1998.
29. Soman S.A.; Parthasarathy K.; Thukaram D., "Curtailed number and reduced controller movement optimization algorithms for real time voltage/reactive power control", IEEE Transactions on Power Systems, vol. 9, no. 4, pp. 2035-2041, Nov. 1994.

1. S. A. Soman, S. A. Khaparde and Shubha Pandit, "Computational methods for large sparse power system analysis: An object oriented approach", Nov., 2001.

1. S. A. Soman, Yogesh Bichpuriya, and A. Subramanyam , "Robust Probability Density Forecasts of Yearly Peak Load using Non-Parametric Model." in IEEE Power & Energy Society General Meeting., Dec. 2016.
2. S. A. Soman, S. A. Lavand, G. R. Gajjar, and Rajeev Gajbhiye, "Mining Spatial Frequency Time Series Data For Event Detection in Power Systems" in 13th IET International Conference on Developments in Power Systems Protection, Edinburgh, Scotland, UK, Mar. 2016.
3. K. Khandeparkar, S. A. Soman, K. Ramamritham, R. Gupta, A. M. Kulkarni, and G. R. Gajjar, "Timely query processing in Smart Electric Grids: Algorithms and Performance in E-Energy" in International Conference on Future Energy Systems, Banglore, Jul. 2015.
4. M. J. Punjabi, P. G. Awate, R. Gajbhiye, S. A. Soman, and K. V Prasad , "Short term portfolio optimization for load serving entity considering multiple exchanges and ramping constraints" in EEE PES Innovative Smart Grid Technologies Conference (ISGT), Washington DC, Dec. 2014.
5. Y.K. Bichpuriya, S.A.Soman, and A. Subramanyam, "Robust probability density forecast of yearly peak load" in International Conference on Robust Statistics (ICORS), Halle, Germany, Dec. 2014.
6. Y. K. Bichpuriya, S.A. Soman, and A. Subramanyam, "On optimal combination of probability density forecasts using Kullback-Leibler divergence criterion" in International Conference on Robust Statistics (ICORS), Halle, Germany, Dec. 2014.
7. Y.K. Bichpuriya, S. A. Soman, and A. Subramanyam, "Non-parametric probability density forecast of an hourly peak load during a month" in Power Systems Computation Conference (PSCC), Wroclaw, Dec. 2014.
8. K. A. Salunkhe, Gopal Gajjar, S. A. Soman, and A. M. Kulkarni, "Implementation and applications of a Wide Area Frequency Measurement System synchronized using Network Time Protocol" in IEEE PES General Meeting, 2014, National Harbour MD USA, Dec. 2014.
9. M. J. Punjabi, P. G. Awate, R. Gajbhiye, S. A. Soman, and K. V. Prasad, "From forecasting to scheduling in short term power procurement using stochastic optimization" in IEEE PES Innovative Smart Grid Technologies Conference Europe (ISGT-Europe) Istanbul, Dec. 2014.
10. Kalyan Dasgupta and S.A.Soman, "Line parameter estimation using phasor measurements by the total least squares approach" in IEEE PES General Meeting, Dec. 2013.
11. Gopal Gajjar, A. M. Kulkarni, and S. A. Soman, "Interaction of capacitor bank inrush current limiting reactor and medium voltage vacuum circuit breakers" in International Conference on Power Systems Transients, Dec. 2013.
12. Kalyan Dasgupta and S.A.Soman, "1. Line parameter estimation using phasor measurements by the total least squares approach" in IEEE PES General Meeting, Dec. 2013.
13. Dasgupta Kalyan, Kulkarni A. M, and Soman S. A. , "Studying Electromechanical Wave Propagation and Transport Delays in Power Systems" in National Power System Conference, Dec. 2012.
14. Gopal Gajjar and S.A. Soman, "Power System Oscillation Modes Identifications From Wide Area Frequency Measurement System" in Powercon 2012, Dec. 2012.
15. Yogesh Bichpuriya, R.S.S Fernandes, and S. A. Soman , "Identification of Anomalous Load Profile for Short Term Load Forecasting" in Powercon 2012, Dec. 2012.
16. Gopal Gajjar and S.A. Soman , "Power System Oscillation Modes Identifications: Guidelines for applying TLS-ESPRIT Method" in 17th National Power System Conference (NPSC), Dec. 2012.
17. Yogesh K. Bichpuriya, Swaroop A. Upadhyaya , and S. A. Soman, "Optimal location of spare transformers at distribution substations for reliability improvement" in IET Conference on Reliability of Transmission and Distribution Networks (RTDN 2011), , pp.1-5, Dec. 2011.
18. Yogesh K. Bichpuriya, Prashant V. Navalkar , and S. A. Soman, "Benchmarking of reliability indices for electricity distribution utilities: Approach and discussion" in IET Conference on Reliability of Transmission and Distribution Networks (RTDN 2011), pp.1-6, Dec. 2011.
19. R.S.S. Fernandes , Y.K. Bichpuriya, M.S.S. Rao, and S.A. Soman, "Day ahead load forecasting models for holidays in Indian context" in International Conference on Power and Energy Systems (ICPS), 2011 , Dec. 2011.
20. Gopal Gajjar and S.A. Soman, "A proposal for distributed architecture for synchronized phasor measurement unit" in International Conference on Power and Energy Systems (ICPS) 2011 , pp.1-7,22-24, Dec. 2011 .
21. Yogesh Bichpuriya and S. A. Soman , "Electric Power Exchanges: A Review" in National Power System Conference, Dec. 2010.
22. Yogesh Bichpuriya, M.S.S Rao , and S.A. Soman, "Combination approaches for short term load forecasting" in IPEC 2010 Conference Proceedings , pp.818-823, Dec. 2010.
23. R. K. Gajbhiye and S. A. Soman, "Facilitating Emission Trading within Power Exchange EEM10" in 7th International Conference on the European Energy Markets EEM10, Jun. 2010.
24. Rajeev Gajbhiye; S. A. Soman, "New Bid Structures for Power Exchange with Modelling in Integer Linear Programming" in 6th International Conference on the European Energy Market, Dec. 2009.
25. Yogesh Bichpuriya, S.A. Soman, and P.R. Apte, "Design and testing of heuristic for market splitting in electric power exchange" in TENCON 2009 - 2009 IEEE Region 10 Conference , pp.1-5, Dec. 2009.
26. Sharvari Bendarkar; R. K. Gajbhiye; S. A. Soman, "Optimal Reconfiguration to Improve Voltage Profile of Distribution System using Network Simplex Method" in International Conference on Power Systems, Bangalore, India, Dec. 2007.
27. Sanjay Dambhare; Nandkishore Kinhekar; S. A. Soman; M. C. Chandorkar, "ATP-EMTP Analysis of Series Compensated Lines for Distance Protection Schemes" in International Conference on Power System Protection, Bangalore, India, Feb. 2007.
28. Devesh Dua; S. A. Soman, "A Comparative Study of Power Swing Detection Methods" in International Conference on Power System Protection, Bangalore, India, Feb. 2007.
29. Abhyankar, A.R.; Soman, S.A.; Khaparde, S.A.,, "Tractability of bilateral transactions considering multiplicity of solution space in real power tracing" in IEEE Power India Conference, Apr. 2006.
30. Rao, M.S.S.; Soman, S.A.; Menezes, B.L.; Pradeep Chawande; Dipti, P.; Ghanshyam, T., "An expert system approach to short-term load forecasting for Reliance Energy Limited, Mumbai" in IEEE Power India Conference, pp.6, Apr. 2006.
31. Abhyankar, A.R.; Soman, S.A.; Khaparde, S.A., "New Paradigm of Tracing Algorithms: Application to Fair Loss Allocation in Indian System" in International Conference on Future Power Systems, Nov. 2005.
32. Chawande, P.; Soman, S.A.; Apte, P.R.; Pandit, S., "Experimental Evaluation of Current Transformer Performance under Saturation" in The 7th International Power Engineering Conference, Nov. 2005.
33. Abhyankar, A.R.; Soman, S.A.; Khaparde, S.A, "Allocation of Fixed Transmission Costs by Tracing Compliant Postage Stamp Method" in The 7th International Power Engineering Conference, Nov. 2005.
34. Gajbhiye, R.K.; De, A.; Helwade, R.; Soman, S.A, "A Simple and Efficient Approach to Determination of Minimum Set of Break Point Relays for Transmission Protection System Coordination" in International Conference on Future Power Systems, Nov. 2005.
35. Gajbhiye, R.K.; Kulkarni, P.; Soman, S.A., "7. Gajbhiye, R.K.; Kulkarni, P.; Soman, S.A., Analysis of Faulted Power Systems in Three Phase Coordinates-A Generic Approach" in The 7th International Power Engineering Conference, 2005, pp.1-6, Nov. 2005.
36. A. R. Abhyankar, S. A. Khaparde, and S. A. Soman, "Loss modeling and tractability of bilateral transactions in real power tracing" in 13th National Power Systems Conference (NPSC), IIT Madras , pp.370-375, Dec. 2004.
37. Rajani Vaidyanathan, S. A. Soman, "Distance Relay Coordination Considering Power Swings " in CRIS International Conference on Power Systems and Communications Infrastructures for the future, Beijing, Sep. 2002.
38. Shubha Pandit, S. A. Soman, S A Khaparde, "Object oriented set theoretic implementation of minimum degree algorithm" in 14th Power Systems Computations Conference, Sevilla, Spain, Jun. 2002.
39. Sarika Khushalani, S. A. Khaparde, S. A. Soman, "Congestion management in the emerging energy market structures" in  International conference on bulk power transmission systems integration in developing countries, CIGRE regional meeting, New Delhi, pp.16-24, Nov. 2001.
40. G. R. Gajjar, S. A. Khaparde, and S. A. Soman, "Modified Model of Negotiations in Market Games Under Deregulated Environment" in 11th National Power Systems Conference , IISc Bangalore, pp.222-228, Dec. 2000.
41. Shubha Pandit, S. A. Soman, and S. A. Khaparde , "Design Of Network Topology Processor by Graph Theoretic Abstraction" in 11th National Power System Conference, IISc Bangalore, pp.89-94, Dec. 2000.
42. Pandit, S.; Soman, S.A.; Khaparde, S.A.; Pandian, A., "An OOP based real time reactive power control algorithm for large power systems" in IEEE Power Engineering Society Winter Meeting, pp.1174-1179, Jan. 2000.

1. S. A. Soman, P. Navalkar,"A system and method for detecting and locating a fault and controlling the tripping of a backup relay in a power transmission network using phasor measurement units", Patent filed in April 2010 (India).
2. S. A. Soman, P. Apte, P. V. Chawande,"Device and method for mitigating magnetic core saturation in a current transformer", India Patent (592/MUM/2008) issued in August 2015 .

1. Authored a web course on Power System Protection under NPTEL Programme. (http://www.nptel.ac.in/downloads/108101039/)
2. Authored a video course on Power System Protection under Talk to teacher initiative. (http://video.co-learn.in/cov/courseinfo_1.php?did=5&cid=35)

1. Power System Protection (University of Hong Kong, 2008)
2. Introduction to Power System Protection, Virginia Tech, 2012.
3. Digital Protection of Power System. Institute of Engineering Kathmandu, Nepal, 2002