{"id":65,"date":"2018-08-31T10:43:53","date_gmt":"2018-08-31T14:43:53","guid":{"rendered":"https:\/\/cecas.clemson.edu\/sbrahma\/?page_id=65"},"modified":"2024-05-28T21:43:35","modified_gmt":"2024-05-29T01:43:35","slug":"research","status":"publish","type":"page","link":"https:\/\/cecas.clemson.edu\/sbrahma\/sample-page\/research\/","title":{"rendered":"Research"},"content":{"rendered":"<h2>RESEARCH INTERESTS<\/h2>\n<ul>\n<li><span style=\"font-size: 14px;\"><strong style=\"line-height: 1.5em;\">Power System Protection<\/strong><\/span><\/li>\n<\/ul>\n<p style=\"padding-left: 40px;\">o New protection and control paradigms for smartgrid.<br \/>\no Data and physics driven real time application for System Integrity Protection Schemes (SIPS).<br \/>\no Adaptive protection.<br \/>\no Protection, control, and Fault Location in smartgrid, including renewable-rich microgrids.<br \/>\no Improved methods for Digital Relaying.<\/p>\n<ul>\n<li><strong><span style=\"font-size: 14px;\">Power System Modeling, Simulation, and Analysis<\/span><\/strong><\/li>\n<\/ul>\n<p style=\"padding-left: 40px;\">o Create Validated Time Domain Models of Power System Components and subsystems.<br \/>\no Short Circuit Models of Renewable Generation Rich Power Systems<\/p>\n<h2>GUEST LECTURES:<\/h2>\n<p>Some of the presentations may have the same titles. However, the material presented covered the most updated information of my group\u2019s research on the broad topic captured by the presentation-title. Some were also tailored based on the audience (industry, academia, mix).<\/p>\n<p>KEYNOTE SPEECHES AT MAJOR IEEE PES CONFERENCES:<br \/>\n1. Keynote Address \u2013 \u201cChallenges to Power System Protection in Presence of Renewables\u201d, Presented at National Power System Conference (NPSC) 2020, IIT Gandhinagar, India, December 18, 2020, Virtual.<br \/>\n2. Keynote Address \u2013 \u201cPower System Protection in the Era of Smart Grid\u201d \u2013 at 7th International Conference on Power Systems (ICPS-2017), College of Engineering, Pune, India, December 2017.<br \/>\n3. Keynote Address \u2013 \u201cPower System Protection in the Era of Smart Grid\u201d \u2013 at International Conference on Research and Innovation in Science, Engineering, and Technology (ICRISET-2017), BVM Engineering College, Vallabh Vidyanagar, India, February 2017.<br \/>\n4. Keynote Address \u2013 \u201cPower System Protection in the Era of Smart Grid\u201d \u2013 at IEEE Power, Communication, and Information Technology (PCITC-2015) conference in Bhubaneswar, India on October 15, 2015.<\/p>\n<p>PRESENTATIONS MADE UNDER IEEE PES DISTINGUISHED LECTURER PROGRAM:<br \/>\n5. IEEE Distinguished Lecturer Presentation, IEEE PES\/IAS Chapter, Kansas City section: \u201cMicrogrid Protection\u201d, April 4, 2023. Virtual.<br \/>\n6. IEEE Distinguished Lecturer Presentation, IEEE PES Chapter, Peru: &#8220;Power System Protection in the Era of Smart Grid&#8221;, July 14, 2022. Virtual.<br \/>\n7. IEEE Distinguished Lecturer Presentation: \u201cMicrogrid Protection in Presence of Renewables\u201d, at IEEE PES Kolkata Chapter, October 29, 2021. Virtual.<br \/>\n8. IEEE Distinguished Lecturer Presentation: \u201cChallenges to Power System Protection in Presence of Renewables\u201d, at IEEE Orlando PES\/IAS\/PELS Joint Chapter, October 21, 2021. Virtual<br \/>\n9. IEEE Distinguished Lecturer Presentation: \u201cMicrogrid Protection in Presence of Renewables\u201d, at IEEE PES Turkey Chapter, May 28, 2021. Virtual.<br \/>\n10. IEEE Distinguished Lecturer Presentation \u201cTeaching the First Course on Power Engineering to the Undergraduate Students &#8211; Opportunities and Challenges\u201d, Invited Lecture at IEEE Bombay Section PES\/PAS Joint Chapter, May 11, 2021. Virtual.<\/p>\n<p>INVITED PRESENTATIONS AT UNIVERSITIES AND INDUTRY:<br \/>\n11. CPRI Chair Presentation \u201cSource-Agnostic, Inherently Directional Time-Domain Distance Relay\u201d, Indian Institute of Science, Bangalore, June 26, 2023.<br \/>\n12. Invited Presentation, \u201cImpact of Renewables and Battery Storage on Protection of Bulk Power Grid\u201d, to nationwide offices of Tata Consultancy Engineers (TCE), conducted from Bangalore, India, June 23, 2023.<br \/>\n13. Invited Presentation, \u201cChallenges to Power System Protection in Presence of Renewables\u201d, Indian Institute of Technology, Bombay, June 22, 2023.<br \/>\n14. Invited Presentation at Central Power Research Institute (CPRI), Bangalore, India: \u201cChallenges to Power System Protection in Presence of Renewables\u201d, CPRI, Bangalore, December 23, 2022.<br \/>\n15. Invited Presentation for TCE Lecture Series on Power Systems: \u201cChallenges to Power System Protection in Presence of Renewables\u201d, Indian Institute of Science, Bangalore, June 2, 2022.<br \/>\n16. Seminar on \u201cDynamic Visualization of Power Systems &#8211; Models, Promises, and Challenges\u201d at University of New Mexico, on October 21, 2016.<br \/>\n17. Guest lecture \u2013 \u201cReal Time Applications of Mathematical Morphology in Power System Protection\u201d at Arizona State University, on November 16, 2012.<br \/>\n18. Guest lecture on \u201cProtection Issues in Power Distribution and Transmission Systems\u201d at Indian Institute of Technology (IIT), Bombay, India, on August 18, 2004.<\/p>\n<p>INVITED PRESENTATIONS AT TUTORIALS AND WORKSHOPS:<br \/>\n19. Co-presenter: Tutorial on Phasor Domain Short Circuit Models for Wind Turbine Generators at IEEE PES Transmission and Distribution Conference and Exposition 2024, May 6, 2024.<br \/>\n20. Lead speaker: Workshop on Protection and Stability of Renewable Dominated Power Grids, Indian Institute of Science, Bangalore, January 2-4, 2023.<br \/>\n21. Co-presenter: \u201cProtection: Modeling Challenges of IBRs\u201d, Center for Advanced Power Engineering Research (CAPER) Fall 22 meeting Tutorial, November 2022.<br \/>\n22. Co-presenter: Tutorial on \u201cInverter-Based Resources in Power Systems\u201d, IEEE PES General Meeting 2021, July 2021, Virtual.<br \/>\n23. Sole Presenter: Big Data Tutorial Series organized by IEEE PES Subcommittee on Big Data &amp; Analytics for Power Systems: \u201cPower System Protection and Big Data &#8211; Challenges and Opportunities\u201d, July 2021, Virtual.<br \/>\n24. Co-presenter: \u201cOperation and Protection of Microgrids with High Penetration of IBRs\u201d, PES &amp; PELS 2021 6th IEEE Workshop on the Electronic Grid (eGrid 2021), November 2021, Virtual.<br \/>\n25. Invited Tutorial Presentation: \u201cIEEE PSRCC WG 24 &#8211; Modification of Commercial Fault Calculation Programs for Wind Turbine Generators\u201d, Presented at Eastern Interconnection Reliability Assessment Group \u2013 ERAG Workshop, October 27, 2020, virtual.<br \/>\n26. Chair, Workshop on Use of Synchrophasors and Synchronized Sampling in Protection, The First IEEE International Conference on Smart Grid Synchronized Measurements and Analytics \u2013 SGSMA, Texas A&amp;M University, College Station, Texas, USA, May 20, 2019.<br \/>\n27. Co-presenter: Tutorial on Fault Contribution from Wind Plants at IEEE PES General meeting 2015, July 26, 2015.<\/p>\n<p>INVITED PRESENTATIONS AT COMMITTEE MEETINGS AND MAJOR IEEE CONFERENCES:<br \/>\n28. Invited Panel presentation: \u201cIdentifying and Tackling Challenges in Applying Machine Learning to Protection\u201d, IEEE PES Transmission and Distribution Conference and Exposition, May 2024, Anaheim, CA.<br \/>\n29. Invited Panel presentation: \u201cConsiderations of AI in Protection\u201d, IEEE PES General Meeting, August 2023, Orlando, FL.<br \/>\n30. Invited Panel presentation: \u201cConsiderations of AI in Protection\u201d, IEEE PES General Meeting, August 2022, Denver, CO.<br \/>\n31. IEEE PES Webinar: \u201cOptimal Reconfiguration and Resilient Control Framework for Real-Time Photovoltaic Dispatch to Manage Critical Infrastructure\u201d, May 4, 2022.<br \/>\n32. Invited Panel presentation: \u201cDetecting Misoperations in a Distributed Environment\u201d, Center for Advanced Power Engineering Research (CAPER) Fall meeting, July 2021.<br \/>\n33. Guest presentation: \u201cUse of AI in Protection \u2013 Some Thoughts\u201d, IEEE PES Power System Relaying and Control Committee, meeting of Working Group C43 \u2013 \u201cUse of Artificial Intelligence and Machine Learning for Power System Protection and Control\u201d, May 5, 2021.<br \/>\n34. Main Committee Presentation: \u201cIEEE PSRCC WG 24 &#8211; Modification of Commercial Fault Calculation Programs for Wind Turbine Generators\u201d, Presented at the main committee meeting of the IEEE PES Power System Relaying and Control Committee, January 14, 2021. Virtual.<br \/>\n35. Invited Panel presentation \u201cProtection of microgrids with high penetration of inverter based resources\u201d, IEEE PES General Meeting, August 2020, Virtual.<br \/>\n36. Guest presentation: \u201cExtremely high &#8211; close to 100% -penetration of Inverter Based Resources (IBRs) &#8211; design, operation, protection\u201d, meeting of Working Group D41 \u2013 \u201cEngagement with Industry Activities Related to Line Protection Due to Increasing Penetration of Inverter-based Sources\u201d, January, 2020.<br \/>\n37. Invited Panel presentation \u201cProtection challenges with increased penetration of inverter-based generation in the Southeastern Region of the US\u201d, IEEE PES General Meeting, August 2019, Atlanta, GA.<br \/>\n38. Invited Panel Chair, \u201cModeling of converter-interfaced renewable sources for short circuit studies &#8211; IEEE PES GM 2019\u201d, August 2019, Atlanta, GA.<br \/>\n39. Invited Panel presentation \u201cProtection in Presence of Inverter Based Resources\u201d at \u201c2019 PV Systems Symposium\u201d at Sandia National Laboratories, May 15, 2019.<br \/>\n40. Invited Panel presentation \u201cPower System Protection in the Era of Smart Grid\u201d at \u201cGrid of the Future Workshop\u201d at Sandia National Laboratories, August 22, 2018.<br \/>\n41. Invited Panel presentation \u201cHow can we detect faults in a 100% inverter-based system\u201d, IEEE PES GM 2018, August 2018, Portland, OR.<br \/>\n42. Invited Panel presentation at the supersession on Low Inertia and Weak Grid \u2013 \u201cProtection in the Weak Grid Future\u201d, IEEE PES GM 2018, August 2018, Portland, OR.<br \/>\n43. Invited panel presentation \u2013 \u201cDemonstrating the need of Interdisciplinary Background for Advanced Protection Applications\u201d, IEEE PES GM 2017, July, 2017, Chicago, IL.<br \/>\n44. Invited panel presentation \u2013 \u201cActivities of IEEE Power System Relaying Committee WG-24: Modification of Commercial Fault Calculation Programs for Wind Turbine Generators\u201d, WECC Renewable Energy Modeling Task Force (REMTF) meeting, June 2015.<br \/>\n45. Invited Panel presentation \u2013 \u201cShort Circuit Analysis of Type II Induction Generator and Wind Farm\u201d at IEEE PES Transmission and Distribution Conference and Exposition, April 2012, Orlando, FL.<\/p>\n<p><strong><span style=\"color: revert; font-size: revert; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen-Sans, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;\">GRANTS:<\/span><\/strong><\/p>\n<p><span style=\"text-decoration: underline;\"><strong>New Mexico State University:<\/strong><\/span><\/p>\n<ol>\n<li>California Energy Commission (CEC), Public Interest Energy Research (PIER) &#8211; Energy Innovations Small Grant (EISG): \u201cFault Location in Power Distribution System with Penetration of Distributed Energy Resources\u201d, <strong>PI. November 1, 2008 \u2013 October 31, 2009<\/strong>.<\/li>\n<li><span style=\"font-size: 14px;\">US Department of Energy: \u201cInvestigating Short Circuit Models for Wind Turbine Generators\u201d, \u00a0<strong>PI.<\/strong><\/span><strong>\u00a0October 2009\u2013December 2012<\/strong>.<\/li>\n<li><span style=\"font-size: 14px;\">Pacific Gas and Electric: \u201cNetwork Primary Model Development\u201d, \u00a0<strong>PI. <\/strong><\/span><strong>November 17, 2009 \u2013 July 31, 2014.<\/strong><\/li>\n<li><span style=\"font-size: 14px;\">Department of Energy: \u201cCustomer Driven Microgrid\u201d, <strong>Investigator. Co-<\/strong><\/span><strong>PI. November 2009 \u2013 December 2011<\/strong>.<\/li>\n<li><span style=\"font-size: 14px;\">Sandia National Laboratories: \u201cMicrogrid Protection\u201d, <strong>PI. <\/strong><\/span><strong>May 2, 2011 \u2013 June 30, 2012<\/strong>.<\/li>\n<li><span style=\"font-size: 14px;\">Interdesciplinary Research Grant, VPR\u2019s office NMSU: \u201c Classification of Disturbance Data Generated by Phasor Measurement Units for Better Control and Protection of Power Grid\u201d, as <strong>PI. <\/strong><\/span><strong>January 2013 \u2013\u00a0May 2014<\/strong>.<\/li>\n<li><span style=\"font-size: 14px;\">National Science Foundation: \u201cCREST Center for Research &#8211; iCREDITS: interdisciplinary Center of Research Excellence in Design of Intelligent Technologies for Smartgrids\u201d, as <strong>Co-PI.<\/strong><\/span><strong>\u00a0February 2014 \u2013 January 2019<\/strong>.<\/li>\n<li><span style=\"font-size: 14px;\">El Paso Electric: \u201cTransient Studies for El Paso Electric Company\u201d, <strong>Co-PI.<\/strong><\/span><strong>\u00a0August 1, 2013 \u2013 July 31, 2014<\/strong>.<\/li>\n<li>Sandia National Laboratories: \u201cFoundations for Protecting Renewable-Rich Distribution Systems \u201d, as <strong>PI. October 1, 2015 \u2013 September 30, 2016<\/strong>.<\/li>\n<li>National Science Foundation:CPS: Breakthrough: Collaborative Research: WARP: Wide Area assisted Resilient Protection, as <strong>PI at NMSU, Lead NSDU. September 15, 2015 \u2013 September 14, 2018<\/strong>.<\/li>\n<li>Sandia National Laboratories: \u201cProtection of Grid-Connected and Islanded Renewable-Rich Distribution Systems\u201d, as <strong>PI. January 2017 \u2013 December 31, 2018<\/strong>.<\/li>\n<\/ol>\n<p><strong><span style=\"text-decoration: underline;\">Clemson University:<\/span><\/strong><\/p>\n<ol>\n<li>Part of the NSF CPS Grant (#10 above) Transferred &#8211; <strong>October 2018 \u2013 September, 2019<\/strong>.<\/li>\n<li>US Department of Energy: \u201cResilient Alaskan Distribution system Improvements using Automation, Network analysis, Control, and Energy storage (RADIANCE)\u201d, as <strong>PI. Lead: Idaho National Lab. September 2018 \u2013 June, 2020<\/strong>.<\/li>\n<li>US Department of Energy: \u201cSC-SECURED: a Southern Consortium for Storage-Enabled, Cyber-secure, Urban Resilient Electrical Distribution\u201d, as <strong>PI. Lead: Sandia National Lab. Contract March 2019 \u2013 August, 2020<\/strong>.<\/li>\n<li>US Department of Energy: &#8220;Optimal Reconfiguration and Resilient Control Framework for Real-Time Photovoltaic Dispatch to Manage Critical Infrastructure (ReDis-PV)&#8221;, as <strong>PI. Lead UNC Charlotte. November 2019 \u2013 April, 2023<\/strong>.<\/li>\n<li>US Department of Energy: &#8220;Adaptive Protection and Control for High Penetration PV and Grid Resilience&#8221;, as <strong>PI. Lead Sandia National Lab. March 2020 \u2013 September, 2023<\/strong>.<\/li>\n<li>Idaho National Laboratories, &#8220;Alternative Grid Operations (AGO) Project&#8221;, as <strong>PI<\/strong>.<strong> August 2021 \u2013 December, 2022.<\/strong><\/li>\n<li>Sandia National Laboratories: &#8220;Standardized Comprehensive Short Circuit Models for Wind Energy Generation&#8221;, as PI. <strong>April 2022 \u2013 March, 2025.<\/strong><\/li>\n<\/ol>\n<h2>Students Graduated:<\/h2>\n<ul>\n<li><strong>Masters:<\/strong> <strong>NMSU:<\/strong> Buyanni Prashanth Reddy (ABB), Sravan Kumar Buggaveeti (Siemens), Henry Guan (Sandia National Lab), Gokulakrishnan Kesavan (Freeport McMoran), Vrempala Sri Naga Aditya, Om Prasad Dahal (Northern Indiana Public Service Company \u2013 NIPSCO), Sean Clifton (Exponential Engineering), Shiva Prasad Pokharel (Freeport McMoran), Chris Zubia (Power Engineers), Phani Harsha Gadde (ABB, joined for PhD at Clemson), Tarek Mamlook (Sandia National Lab), Michael Brown, Munim Bin Gani (continued for PhD at Clemson), Jordan Johnson (Exponential Engineering), \u00a0<strong>Clemson (6)-<\/strong> Austin Greenwood (EPRI), Trupal Patel (continued for PhD), Ahmad, Nasir Nadeeb (Fullbright Scholar from Afghanistan), Prabin Adhikari \u2013 May 2021 (continued for PhD), Jason Sabet \u2013 August 2023 (Duke Energy), Dol Raj Kunwar\u2013 May 2024 (ETAP).<\/li>\n<li><strong>PhD (3):<\/strong> <strong>NMSU:<\/strong> Suresh Gautam (GE Energy), Om Prasad Dahal (Burns and McDonald), Malati Chaudhary (Public Service Company of New Mexico \u2013 PNM); <strong>Clemson (2):<\/strong> Phani Harsha Gadde \u2013 August 2022 (Clearway Energy Group), Munim Bin Gani \u2013 August 2023 (Quanta Technology).<\/li>\n<li><strong>PostDoc (8)<\/strong>: Milan Kumar Biswal (two years &#8211; NMSU), Ravikumar Gelli (one year &#8211; NMSU), Nataraj Pragallapati (1 year &#8211; NMSU), Sijo Augustine (1 year &#8211; NMSU), Amirhossein Sajadi (2 months &#8211; NMSU), Hany Habib (2 years \u2013 Clemson), Mohamed Abuagreb (1 year, 9 months \u2013 Clemson), Venkateshwara Motakatla (5 months\u2013 Clemson).<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>RESEARCH INTERESTS Power System Protection o New protection and control paradigms for smartgrid. o Data and physics driven real time application for System Integrity Protection Schemes (SIPS). o Adaptive protection. o Protection, control, and Fault Location in smartgrid, including renewable-rich microgrids. o Improved methods for Digital Relaying. 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