Rajiv K. Varma
Contact
Department of Electrical and Computer Engineering
Thompson Engineering Building,
Room TEB 233
Western University
Tel: 519-661-2111 ext. 85111
Fax: 519-519 850-2436
rkvarma@uwo.ca
Research
Research Interests
- Smart Inverters
- Control of PV Inverters as STATCOM (PV-STATCOM)
- Flexible AC Transmission Systems (FACTS)
- Grid Integration of PV Solar and Wind Power Systems
- High Voltage DC (HVDC) Transmission
- Power System Stability
- Subsynchronous Resonance (SSR)
- Power Quality
- Hardware In Loop Simulation on Real Time Digital Simulator (RTDS)
- Laboratory Scale Hardware Implementation of Smart PV Inverters
My Research Group
Post Doctoral Fellows
- Dr. Sibin Mohan, “Novel Night and Day Smart lnverter Control of PV Solar Farms and Energy Storage Systems for Line Loss Reduction and Conservation Voltage Reduction”, Jan. 2020 - Nov. 2020
- Dr. Ehsan M. Siavashi, “Novel Control of PV Solar Farms as PV-STATCOM”, 2015 - 2016
- Shah Arifur Rahman, “Novel Control of PV Solar Farms as STATCOM (PV-STATCOM)”, 2012 - 2014
- Dr. Akshaya Moharana, “Subsynchronous Resonance in Wind Farms”, 2012 - 2013
- Dr. Jon Berge, “Harmonic Impact of PV Solar Farms”, May 2011 - Apr. 2012
- Dr. Iurie Axente, “Control of PV Solar Farm for Power Factor Correction”, Oct. 2009 – Apr. 2011 (MITACS Accelerate Scholarship Recipient)
- Dr. Vinod Khadkikar, Grid Integration of PV Solar Farms”, Dec. 2008 - Mar. 2010
- Dr. R.P. Gupta, “Remote Signal Based Control of SVCs”, 2004-2005
Visiting Researchers
- Mr. M.P. Raja, “Grid Integration of Renewable Energy Sources”, May - June 2008, (NIT Trichy, India)
Doctoral Students
- Cristian Arpino, "Control Coordination of Inverter Based Resources", May 2022 - present
- Mohammad Milad Hosseini Ahmadi, "Novel Controls of Battery Energy Storage Systems", Sep. 2021 - present
- Sibin Mohan, "Novel Night and Day Control of PV Solar Farm as STATCOM (PV-STATCOM) for Critical Induction Motor Stabilization and FIDVR Alleviation", Sep. 2014 – Dec. 2019, (NSERC IPS2 scholarship recipient)
- Mohammad Akbari Kelishadi, "Novel Control of PV Solar Farms as STATCOM (PV-STATCOM) for Frequency Control and Power Oscillation Damping", Jan. 2015 – Nov. 2019
- Reza Salehi Sharafdarkolaee, "Novel PV Solar Farm Control as STATCOM (PV-STATCOM) for SSR Mitigation in Synchronous Generators and Wind Farms ", May 2015 – Nov 2019
- Hesamaldin Maleki, "Novel Night and Day Control of a PV Solar System as a STATCOM (PV-STATCOM) for Damping of Power Oscillations", Sep. 2013 – 2017, (NSERC IPS2 scholarship recipient)
- Hadi Khani*, "Optimal Scheduling of Energy Storage for Energy Shifting and Ancillary Services to the Grid", Jan 2014 - August 2016
- Ehsan M. Siavashi, “Smart PV Inverter Control for Distribution Systems”, 2010 - August 2015 (Hydro One Research Award Recipient)
- Akshaya Moharana, “Subsynchronous Resonance in Wind Farms”, Jan 2009 - Oct. 2012, (Admitted directly to PhD after BESc; NSERC IPS2 scholarship recipient)
- Shah Arifur Rahman, “Novel Control of Photovoltaic (PV) Solar Farms”, May 2008 - Oct. 2012, (Admitted directly to MESc. and subsequently converted to PhD; NSERC IPS1 and NSERC IPS2 scholarship recipient)
- Jonathan Berge*, “Impact of Geomagnetically Induced Currents on Power Transformers”, Jan 2007 - Apr. 2011, (NSERC IPS2 scholarship recipient)
- Soubhik Auddy, “Modeling and Resonance Issues in Grid Integrated Wind Power Systems and FACTS Solutions”, Sep. 2003 - Dec. 2007
- Fadhel Al Basri*, “Performance of Distance Relays on Shunt-FACTS Compensated Transmission Lines”, Sep. 2003 - Nov. 2007
IIT Kanpur, India
- P. Gupta*, “Development and Integration Strategy for Power Distribution Automation”, 2003
- K. Sharma*, “A Novel Placement Strategy for FACTS Devices in Multimachine Power Systems”, 2001
- P. Gupta*, “Voltage Stability Margin Enhancement using FACTS Controllers”, 2001
*These theses were jointly supervised. My role in their supervision is indicated in parenthesis.
M.E.Sc. Students:
- Anas Abdul Hameed, "Damping of Subynchronous Oscillations by Grid Forming Inverters", Sep. 2023 - in progress
- Vatandeep Singh, “Improving Hosting Capacity of Distributed Generators”, Sep. 2019 – in progress
- Sridhar Bala Subramaniam, "Control Coordination of PV Solar Farms as PV-STATCOM", May 2014 – May 2016 (“NSERC IPS Scholarship” recipient)
- Vishwajitsinh Atodaria, "A Novel Technique for Management of Short Circuit Current Contribution from PV Inverters", May 2014 - Aug. 2015, (“NSERC IPS Scholarship” recipient)
- Shubham Gupta, "Comprehensive STATCOM Control for Distribution and Transmission Systems", May 2013 - Aug. 2014 (Under Dual Degree program of Western University and IIT Roorkee, India)
- Mahendra A.C., “Novel Control of PV Solar and Wind Farm Inverters as STATCOM for Increasing Connectivity of Distributed Generators”, May 2010 - April 2013, (“NSERC IPS Scholarship” recipient)
- Gagandeep Gill, “Modelling of the Western University Campus Electrical Network for Infrastructural Interdependencies in a Disaster Response Network Enabled Platform”, Sep. 2010 - Dec. 2012
- Byomakesh Das, “Novel Control and Harmonics Impact of PV Solar Farms”, Jan 2010 - Dec. 2012, (“NSERC IPS Scholarship” recipient)
- Oren Ben Shlomo, “Increasing Wind Farm Connectivity in Distribution Systems using FACTS Controllers”, Jan 2008 - Dec. 2011
- Pouyan Saifi, “Network Resonances and Temporary Overvoltages in Distributed Generation Systems”, Sep. 2007 - Oct. 2009, (“NSERC IPS scholarship” recipient)
- Dhaval Patel, “Integration Of Wind Turbine Generators In Distribution Feeder Networks”, Jan 2007 -Dec. 2008, (“NSERC IPS Scholarship” recipient)
- Amir Ostadi*, “Modeling and Stability Analysis of A Grid-Connected Doubly-Fed Induction Generator (DFIG)”, Jan 2006 - Dec. 2007
- Tejbir Singh Sidhu, “Integration of Wind Farms with Electric Power Grid”, Jan 2004 - Dec. 2006
- Jon Berge, “Static Var Compensator Application for Load Compensation and Voltage Control in Electric Grids Fed by Wind Farms”, Sep. 2004 - Aug. 2006
- Ysni Semsedini, “Mitigation of Subsynchronous Resonance in Series Compensated Wind farms by Thyristor Controlled Series Compensator (TCSC)”, Sep. 2004 - Mar. 2006
- Andreea C. Cojocaru*, “Influence of Thyristor Controlled Series Compensator (TCSC) on Distance Protection of Transmission Lines”, Sep. 2003 - Dec. 2005
- Ran Peng*, “Power System Damping Improvement with SVC Auxiliary Control”, Sep. 2002 - Sep. 2004
IIT Kanpur, India
- M. Sonkar*, “Control Coordination of Static Var Compensator and Power System Stabilizer in a Power System Network”, 2002
- Y. Gupta, “Auxiliary Control of SVC for Damping Subsynchronous Resonance”, 1998
- M.S. Rao, “Coordinated Control of FACTS Devices in Power Systems”, 1998
- J. Jacob*, “Study of Variable Series Compensator for a Radial Line”, 1998
- M. Gupta, “Long Term Stability Analysis of Power Systems Experiencing Large Frequency Variations”, 1997
- C. Ananth, “Application of Singular Perturbation Method in Long Term Stability of Series Compensated Power Systems”, 1996
- A. Tyagi*, “Static Voltage Stability Prediction and Margin Enhancement”, 1995
- N.K. Sharma, “Study of Stabilizing Controls in Multimachine Power Systems”, 1993
- P. Biswas*, “Asymmetrically Fired Thyristor Controlled Reactor for Static Var System”, 1993
- M.K. Narayan*, “Assessment of PSS and SVS Stabilizer for Large Disturbances”, 1993
- V.P. Sinha*, “Control of Dynamic Interaction in a Power System Having Multiple Static Var Systems”, 1992
- Manoj Kumar*, “Damping of Subsynchronous Oscillations in Series Compensated Systems Through Static Var Systems Control”, 1992
- K.V. Patil*, “Design of LQG/LTR Auxiliary Controller for a Static Var System”, 1991
- N.S. Hiremath, Study of SVS Controllers in Single and Multimachine Power Systems”, 1991
* These theses were jointly supervised
M.Eng. Students
- Omid Sharifi, “Protection of Smart Photovoltaic Inverters in Electric Power Systems”, Jan 2020 – in progress
- Farzad Zebardast, “Protection Issues of Utility Scale Smart PV Inverters”, Jan 2020 – in progress
- Mohammad Jassim, “Impact of Reduced Rotational Inertia on Protection, Control and Operation of Power Systems”, Dec.. 2019
- Mohamad Hamoush, “Protection and Control Issues with Smart Inverter Implementations”, Dec. 2019
- Kush Nanavati, “Modeling, Control and Applications of Smart PV Inverters with Energy Storage”, Aug. 2019
- Maliq Malikovski, “Ferroresonance in PV Solar Farms”, August 2018
- Ankush Mahendru, “Conservation Voltage Reduction with PV solar farms”, August 2018
- Xiandong Li, “Modeling, Control and Applications of Energy Storage Systems ”, 2016
- Preeti Garge, “Modeling and Control design of Static Var Compensators”, 2015
- Diwash Koirala, "Control of Subsynchronous Resonance in Series Compensated Wind Farms with Static Var Compensator", 2015
- Rohini Kaladharan, "Design of a Nonlinear Voltage Control for SVC", Aug. 2014
- Mohammad Ejaz Uddin, "Nonlinear gain Control of STATCOM for Voltage Control", August 2014.
- Sousan Sheida TaghBostani, "Effect of SVC on Controlling the Voltage Instability due to Induction Motor Load", Sep. 2013
- Mantosh Devgan, “Performance Comparison of SVC with STATCOM For Voltage Control”, Apr. 2013
- Ying Huo, “Black Start with PV Solar Farms”, Aug. 2012
- Ahmed Elmurshedy, “Ferroresonance Impact of PV Solar systems in Distribution Networks”, Apr. 2012
- Shriram Srinivasarangan Rangaraja, “Control of PV Solar Plant as a FACTS Device for providing Voltage Regulation in the Distribution System of London Hydro”, Aug. 2011
- Sam Yeh, “Disaster Response Network Enabled Platform”, Aug. 2010
- Raqueeb Anwar, “Modeling of Transformers and Secondary Distribution Network in London Downtown Area”, Apr. 2008
- Qin Chen, “Modeling of Different types of Wind Turbine Generators”, Aug. 2007
- Dhaval Patel, “Grid Integration of Nuclear Power Plants”, (transferred to MESc)
- Vijitha Wijitilleke*, “Application of Shunt FACTS Controllers for Voltage Control in Wind Power Systems”, Dec. 2005
- Phalguni Shah, “Filtering Requirements in SVC Control System for Damping System Oscillations”, Sep. 2004
Honours and Awards to Students in Research Group
Post Doctoral Fellow
- Dr. Iurie Axente, MITACS Accelerate Scholarship, April 16, 2010 until April 15, 2011
PhD. Students
- Mohammad Milad Hosseini Ahmadi, MITACS Accelerate Scholarship, July 2023- Aug. 2027
- Cristian Arpino, MITACS Accelerate Scholarship, July 2023- Aug. 2027
- Sibin Mohan, “Second Prize Student Paper” award, 2020 CIGRE Canada Conference, Oct. 20-21, 2020
- Reza Salehi, “Finalist - Best Student paper” award, 2019 CIGRE Canada Conference, Montreal, QC, Sep. 16-19, 2019
- Sibin Mohan, “Outstanding Presentation Award” in ECE Dept. Graduate Symposium 2018
- Hesamaldin Maleki, “Outstanding Presentation Award” in ECE Dept. Graduate Symposium 2017
- Hadi Khani, Graduate (PhD) Student Award for Excellence in Research, 2016
- Ehsan M. Siavashi, Hydro One Research Award Recipient $5000, 2014
- Sibin Mohan, NSERC IPS2 scholarship recipient, Jan. 2015 – Dec. 2017
- Hesamaldin Maleki, NSERC IPS2 scholarship recipient, Sep. 2014 – Aug. 2016
- Akshaya Moharana, NSERC IPS2 scholarship recipient, Jan 2011 – Dec. 2012
- Shah Arifur Rahman, NSERC IPS2 scholarship recipient, Jan 2011 – Dec. 2012
- Mahendra A.C., NSERC IPS2 scholarship recipient, Jan 2011 – Dec. 2013
- Jonathan Berge, NSERC IPS2 scholarship recipient, Jan 2007 - Apr. 2009, Twice recipient of Outstanding TA award
- Soubhik Auddy, “Outstanding Presentation Award” in Graduate Seminar
M.E.Sc. Students
- Sridhar Bala Subramaniam, NSERC IPS1 scholarship recipient, Jan 2015 – Dec. 2015
- Vishwajitsinh Atodaria, NSERC IPS1 scholarship recipient, Sep. 2014 – Aug. 2015
- Byomakesh Das, NSERC IPS1 scholarship recipient, Jan 2011 - Dec. 2011
- Shah Arifur Rahman, NSERC IPS scholarship recipient, Jan 2009 – Dec. 2010
- Pouyan Saifi, NSERC IPS1 scholarship recipient, Sep. 2008 - Aug. 2009
- Dhaval Patel, NSERC IPS scholarship recipient, Sep. 2007 - Aug. 2008
- Amir Ostadi, “Outstanding Presentation Award” in Graduate Seminar
BESc Students
- T. Hartley, A. Royal, F. Sara, D. Sarin, S. Williams, "Reduction of Loads’ Power Consumption and Line Losses Through the Use of CVR and Energy Storage System ", Bluewater Power Distribution Corporation Second Prize for Excellence in the ECE 4416 Project Course in the Area of Power Systems, 2018
- Yafet Gebremariam and Syeed Hasan, "Increasing the Hosting Capacity of Distribution System Using Smart PV Inverter", Bluewater Power Distribution Corporation First Prize for Excellence in the ECE 4416 Project Course in the Area of Power Systems, 2018
- Saad Latif and Yang Meng, "Mitigation of Ferroresonance in PV Solar Systems ", Bluewater Power Distribution Corporation Second Prize for Excellence in the ECE 4416 Project Course in the Area of Power Systems, 2018
- Christina Lambe and Hailey Slamka, Bluewater Power Distribution Corporation First Prize for Excellence in the ECE 4416 Project Course in the Area of Power Systems, 2016
- Anas Abdul Hameed, Shams Al Hmaidi and Syer Mir, Bluewater Power Distribution Corporation First Prize for Excellence in the ECE 4416 Project Course in the Area of Power Systems, 2015