Publications

2021

• Kaluthanthrige R, Rajapakse AD. Evaluation of hierarchical controls to manage power, energy, and daily operation of remote off-grid power systems. Appl Energy 2021;299:117259.
• J Wijekoon, NM Haleem, AD Rajapakse,” Transient based faulted conductor selection method for double circuit lines”, Electric Power Systems Research, Vol 196, July 2021, pp 107256.
• Kaluthanthrige R, Rajapakse AD. Demand response integrated day-ahead energy management strategy for remote off-grid hybrid renewable energy systems. Int J Electr Power Energy Syst 2021:106731. https://doi.org/https://doi.org/10.1016/j.ijepes.2020.106731

2020

• K. D. Dharmapala, A. Rajapakse, K. Narendra and Y. Zhang, “Machine Learning Based Real-Time Monitoring of Long-Term Voltage Stability Using Voltage Stability Indices,” in IEEE Access, vol. 8, pp. 222544-222555, 2020, doi: 10.1109/ACCESS.2020.3043935.
• J. Wijekoon, A. D. Rajapakse and N. Mohamed Haleem, “Fast and Reliable Method for Identifying Fault Type and Faulted Phases Using Band Limited Transient Currents,” in IEEE Transactions on Power Delivery, doi: 10.1109/TPWRD.2020.3027793.
• M. P. Anand, A. Rajapakse, and B. Bagen, “Stochastic Model for Generating Synthetic Hourly Global Horizontal Solar Radiation Data Sets Based on Auto Regression Characterization,” Int. Energy J., vol. 20, pp. 181–200, 2020.
  
• M. P. Anand, B. Bagen, and A. Rajapakse, “Probabilistic reliability evaluation of distribution systems considering the spatial and temporal distribution of electric vehicles,” Int. J. Electr. Power Energy Syst., vol. 117, no. July 2019, p. 105609, 2020.
  
• N. M. Haleem, A. D. Rajapakse, A. M. Gole and I. T. Fernando, ” A Selective Fault Clearing Scheme for Hybrid VSC-LCC Multi-Terminal HVdc System,” Energies, Vol. 14. pp 1-21. Jul. 2020.
• A.C. Adewole, A.D. Rajapakse, D. Ouellette, and P. Forsyth, “Residual Current-Based Method for Open Phase Detection in Radial and Multi-Source Power Systems,” International Journal of Electric Power and Energy Systems, vol. 117, pp. 1056-1065, 2020.

2019

• A.C. Adewole, A.D. Rajapakse, D. Ouellette, and P. Forsyth, “Real-Time Dynamic Protection Zone Determination for Interconnected Power Systems using Network Theory Principles,” CIGRE Canada Conference, Montreal, Canada, pp. 1-9, 2019.
• A.C. Adewole, A.D. Rajapakse, D. Ouellette, and P. Forsyth, “Incremental Transient Energy Directional Comparison Protection Scheme Using IEC 61869-9 Sampled Values,” International Conference on Power Systems Transients (IPST2019), Perpignan, France, pp. 1-6, 2019.
• J.S. Wijekoon, A.D. Rajapakse, N. Perera, and A.C. Adewole, “Implementation and Testing of a Flicker Meter Using IEC 61850-9-2 Sampled Values,” CIGRE Canada Conference, Montreal, Canada, pp. 1-8, 2019.
• R. Kaluthanthrige and A. D. Rajapakse, “Operational Optimization of a Remote Off-Grid Hybrid Renewable Energy System in Northern Canada,” 2019 IEEE 7th International Conference on Smart Energy Grid Engineering (SEGE), Oshawa, ON, Canada, 2019, pp. 268-273, doi: 10.1109/SEGE.2019.8859885.
• R. Kaluthanthrige and A. D. Rajapakse, “Use of Probabilistic Fuzzy Inference Systems to Model Demand Response in the Off-grid Power Systems of Northern Canada,” 2019 14th Conference on Industrial and Information Systems (ICIIS), Kandy, Sri Lanka, 2019, pp. 419-424, doi: 10.1109/ICIIS47346.2019.9063281.
• V.R. Neethu, A.D. Rajapakse, A.C. Adewole, “Synchrophasor Measurements-Based Controlled Islanding,” CIGRE Study Committee B5 Colloquium, Tromso, Norway, June 24-28, pp. 1-8, 2019.
• Naushath M. H. and A. D. Rajapakse, “A Transient Based Phase Selection Method for Transmission Line Protection,” in International Conference on Power Systems Transients (IPST), Perpignan, France, 16-20 June, 2019.
• Naushath. M. H and A. D. Rajapakse, “A single pole to ground fault location method for HVDC transmission lines based on coupling characteristics,” 15th IET International Conference on AC and DC Power Transmission (ACDC 2019), Coventry, UK, 5-7 Feb, 2019, pp. 1-6.
• Naushath M. H. A. D. Rajapakse, “Fault Type Discrimination in HVDC Transmission Lines Using Rate of Change of Local Currents,” in IEEE Transactions on Power Delivery.
• Naushath M H, Rajapakse A D, Gole A M, Fernando I T, “Investigation of Fault Ride-Through Capability of Hybrid VSC-LCC Multi-Terminal HVDC Transmission Systems”, IEEE Transactions on Power Delivery, Early Access, 2019 
• R Kaluthanthrige, AD Rajapakse, C Lamothe, F Mosallat, “Optimal Sizing and Performance Evaluation of a Hybrid Renewable Energy System for an Off-Grid Power System in Northern Canada”, Technology and Economics of Smart Grids and Sustainable Energy Vol. 4, No. 4, 2019, pp 1-16

2018

• M.P. Anand, A. D. Rajapakse, and B. Bagen, “Analysis of the quality of long-term synthetic solar radiation data generated from stochastic models,” 2018 Int. Conf. Probabilistic Methods Appl. to Power Syst. PMAPS 2018 – Proc., pp. 1–6, 2018.
• A. Pathirana, A. Rajapakse, and A. C. Adewole, “Implementation and Testing of a Hybrid Protection Scheme for Active Distribution Network,” in 2018 IEEE Electrical Power and Energy Conference (EPEC), 2018, pp. 1–6.
• Kariyawasam S, Rajapakse A D, Perera N., “Investigation of using IEC 61850 Sampled Values for Implementing a Transient Based Protection Scheme for Series Compensated Transmission Lines”, IEEE Transactions on Power Delivery, Vol. 33, No. 1, 2018, pp 93-101
• Naushath M H, Rajapakse A D, “Local measurement based ultra-fast directional ROCOV scheme for protecting Bi-pole HVDC grids with a metallic return conductor”, International Journal of Electrical Power & Energy Systems, Vol. 98, 2018, pp 323-330
• Naushath M H, Rajapakse A D., Gole A.M.,“Improved Circuit Model for Simulating IGBT Switching Transients in VSCs”, Journal of Power Electronics, Vol. 18, No. 6, 2018, pp 1901-1911
• Cai Y, Rajapakse A D, Naushath M H, Raju N, “A Threshold Free Synchrophasor Measurements Based Multi-terminal Fault Location Algorithm”, International Journal of Electrical Power and Energy Systems, Vol. 96, 2018, pp 174-184
• Annakkage U, Rajapakse A, Bhagava B, Chaudhuri N R, Mehrizi-Sani A, Hauser C, Wadduwage D P, Ribeiro C A S, Pathirana V, Katsaros K V, Chakrabotty A, Terzija V, Leelaruji R, Das R, Weekes T, Paolone M, Hillberg E, Judd S, Perez C J, Rietveld G, Lira R, Chai W K, Vanfretti L, Piccagli D, Farantatos E, Yamashita K, “Application of phasor measurement units for monitoring power system dynamic performance”, Electra, No. 295, 2017, pp 27-33
• Pathirana A, Piyadasa C K G, Rajapakse A D, “Development and modelling of a new type of sensor for detecting current transients for power system protection”, International Journal of Electrical Power and Energy Systems, Vol. 101, 2018, pp 243-254
• Wijeweera G, Annakkage U D, Zhang W, Rajapakse A D, Rheault M D. , “Development of an Equivalent Circuit of a Large Power System for Real Time Security Assessment”, IEEE Transactions on Power Systems, Vol 33, No. 4, 2018, pp 3490-3499
• D.K.J.S Jayamaha, N.W.A Lidula, A.D. Rajapakse, “Bus Voltage Signalling Based Coordinated Control of DC Microgrids”, Australasian Universities Power Engineering Conference (AUPEC-2018), Auckland, New Zealand, 27-30 Nov. 2018

2017

• Naushath M. H. and A. D. Rajapakse, A. M. Gole and I. T. Fernando, “Energization and regulation of a hybrid HVDC grid with LCC and VSC,” 2017 IEEE Electrical Power and Energy Conference (EPEC), Saskatoon, SK, 2017, pp. 1-6.  
• Pathirana A, Rajapakse A D, Perera N., “Development of a Hybrid Protection Scheme for Active Distribution Systems Using Polarities of Current Transients”, Electric Power Systems Research, Vol. 152, 2017, pp 377-389
• Gurusinghe D R, Rajapakse A D., “Efficient Algorithms for Real-time Monitoring of Transmission Line Parameters and Their Performance with Practical Synchrophasors”, IET Generation, Transmission & Distribution, Vol. 11, No. 5, 2017, pp 1134-1143
• Lidula N W A, Rajapakse A D, Muthumuni D. , “Implementation, Comparison and Application of an Average Simulation Model of a Wind Turbine Driven Doubly Fed Induction Generator”, Energies, Accepted for publication, 2017.
• Naushath M H, Rajapakse A D., “Application of New Directional Logic to Improve DC Side Fault Discrimination for High Resistance Faults in HVDC Grids”, Modern Power Systems and Clean Energy, Vol. 5, No. 4, 2017, pp 560-573
• Lidula N W A, Rajapakse A D, Muthumuni D, Senkow C., “Impact of Islanding Detection Time Duration on the Stable Operation of a Synchronous Generator Controlled Microgrid. Technology and Economics of Smart Grids and Sustainable Energy”, Vol 2, No. 2, 2017, pp 1-10
• Kariyawasam S, Rajapakse A D, Perera N., “Investigation of using IEC 61850 Sampled Values for Implementing a Transient Based Protection Scheme for Series Compensated Transmission Lines”, IEEE Transactions on Power Delivery, Early Access Article, 2017

2016

• Gurusinghe D R, Menike S, Konara A, Rajapakse A D, Yahampath P, Annakkage U, Archer B, Weekes T., “Co-simulation of Power System and Synchrophasor Communication Network on a Single Simulation Platform” Technology and Economics of Smart Grids and Sustainable Energy, Vol. 1, No. 6, 2016
• Wijeweera G, Annakkage U D, Zhang W, Rajapakse A D., “Derivation of an Equivalent Circuit for Real-time Security Assessment”, IET Generation, Transmission & Distribution, Vol. 10, No. 8, 2016, pp 1913-1920
• Sneath J, Rajapakse A., “Fault Detection and Interruption in an Earthed HVDC Grid using ROCOV and Hybrid DC Breakers”, IEEE Transactions on Power Delivery, Vol. 31, No. 3, 2016, pp 973-981.
• Chen T, Shafai C, Rajapakse A, Liyanage J S H*, Neusitzer T D., “Micromachined ac/dc electric field sensor with modulated sensitivity”, Sensors and Actuators A: Physical. Vol. 245, 2016, pp 76-84
• Gurusinghe D R, Rajapakse A D., “Post-Disturbance Transient Stability Status Prediction using Synchrophasor Measurements”, IEEE Transactions on Power Systems. Vol. 31, No. 5, 2016, pp 3656-3664.

2014

• D.R. Gurusinghe,  A.D. Rajapakse,  and K. Narendra, “Testing and Enhancement of the Dynamic Performance of a Phasor Measurement Unit”, IEEE Transactions on Power Delivery, Vol. 29, No. 4, 2014, pp 1551-1560.
• C.F. Jensen, O.M.K.K. Nanayakkara, A.D. Rajapakse, U.S. Gudmundsdottir, and C.L. Bak, “Online Fault Location on AC Cables in Underground Transmission Systems Using Sheath Currents”, Electric Power Systems Research, Available online, May 2014.
• W. A. Lidula and A. D. Rajapakse “Voltage Balancing and Synchronization of Microgrids with Highly Unbalanced Loads”, Renewable and Sustainable Energy Reviews, Vol. 31, 2014, pp. 907–920.
• W.A. Lidula, A.D. Rajapakse, Jean-Paul Pham and  N. Denboer, “Prototype Implementation of an Islanding Detection Relay Based on Pattern Classification of Current and Voltage Transients”, Journal of National Science Foundation of Sri Lanka, Vol. 42, Issue 1, January 2014, pp 3-15 in Underground Transmission Systems Using Sheath Currents”, Electric Power Systems Research, Available online, May 2014.
• N. W. A. Lidula and A. D. Rajapakse “Voltage Balancing and Synchronization of Microgrids with Highly Unbalanced Loads”, Renewable and Sustainable Energy Reviews, Vol. 31, 2014, pp. 907–920.
• N.W.A. Lidula, A.D. Rajapakse, Jean-Paul Pham and  N. Denboer, “Prototype Implementation of an Islanding Detection Relay Based on Pattern Classification of Current and Voltage Transients”, Journal of National Science Foundation of Sri Lanka, Vol. 42, Issue 1, January 2014, pp 3-15

2013

• N. Perera, and A. D. Rajapakse, “Series Compensated Double Circuit Transmission Line Protection Using Directions of Current Transients”, IEEE Transactions on Power Delivery Vol. 28, No. 3, July 2013, pp 1566-1575.

2012

• K. Nanayakkara, A.D. Rajapakse, and R. Wachal, “Traveling Wave Based Line Fault Location in Star Connected Multi-terminal HVDC Systems”, IEEE Transactions on Power Delivery, Vol. 27, No. 4, October 2012, pp 2286-2294.
• N. Perera, and A.D. Rajapakse, “Design and Hardware Implementation of a Modular Transient Directional Protection Scheme Using Current Signals”, IET Transactions on Generation, Transmission & Distribution, Vol. 6, Iss. 6, 2012, pp. 554-562.
• N. W. A. Lidula and A. D. Rajapakse, “A Pattern Recognition Approach for Detecting Power Islands Using Transient Signals – Part II: Performance Evaluation”, IEEE Transactions on Power Delivery, Vol. 27, No. 3, July 2012, pp. 1071-1080.
• N. Perera, and A.D. Rajapakse, “Development and Hardware Implementation of a Fault Transients Recognition System”, IEEE Transactions on Power Delivery, Vol. 27, No. 1, January 2012, pp. 40-52.
• K. Nanayakkara, A.D. Rajapakse, and R. Wachal, “Location of DC Line Faults in Conventional HVDC Systems with Segments of Cables and Overhead Lines Using Terminal Measurements”, IEEE Transactions on Power Delivery, Vol. 27, No. 1, January 2012, pp. 279-288.

2011

• F. R. Gomez, A. D. Rajapakse, U. D. Annakkage and I. T. Fernando, “Support Vector Machine Based Algorithm for Post-Fault Transient Stability Status Prediction Using Synchronized Measurements”, IEEE Transactions on Power Systems,  Vol. 26, No. 2, August 2011, pp. 1474 – 1483 .
• N. Perera, and A.D. Rajapakse, “Recognition of Fault Transients Using a Probabilistic Neural-Network Classifier”, IEEE Transactions on Power Delivery, Vol. 26, No. 1, January 2011, pp. 410 – 419.
• N.W.A. Lidula, and A.D. Rajapakse, “Microgrids research: A review of experimental microgrids and test systems”, Renewable and Sustainable Energy Reviews, Vol. 15, Issue 1, January 2011, pp. 186–202. 

2010

•  N. W. A. Lidula and A. D. Rajapakse, “A Pattern Recognition Approach for Detecting Power Islands Using Transient Signals—Part I: Design and Implementation”, IEEE Transactions on Power Delivery, Vol. 25, No. 4, pp 3070 – 3077, December 2010.
• D. Q. Zhou, U. D. Annakkage and A. D. Rajapakse, “Online Monitoring of Voltage Stability Margin Using an Artificial Neural Network”, IEEE Transactions on Power Systems, Vol. 25, No. 3, August 2010, pp. 1566 – 1574.
• A.D. Rajapakse, F. Gomez, O.M.K.K. Nanayakkara, P.A. Crossley, and V.V. Terzija, “Rotor Angle Instability Prediction Using Post-Disturbance Voltage Trajectories”, IEEE Transactions on Power Systems, Vol. 25, No. 2, May 2010. Pp. 947 – 956.

2009

• A.D. Rajapakse, A.M. Gole and R.P. Jayasinghe, An Improved Representation of FACTS Controller Semiconductor Losses in Emtp-type Programs Using Accurate Loss-Power Injection into Network Solution, IEEE Transactions on Power Delivery, Vol. 24, No. 1, pp 381-389, January 2009.
• G. Wijeweera, B. Bahreyni, C. Shafai, and A. Rajapakse, D.R. Swatek, Micromachined Electric-Field Sensor to Measure AC and DC Fields in Power Systems, IEEE Transactions on Power Delivery. Vol. 24, No. 3, pp 988-995, March 2009.

2008

• N. Perera, A.D. Rajapakse, and T. Buchholzer, “A Novel Protection Scheme for Distribution Networks with DG using Fault Directions Determined from the Transient Currents”, IEEE Transactions on Power Delivery, Vol 23(4), Oct. 2008, pp. 2347 – 2355.
• N. Perera, and A. Rajapakse, “Fast Isolation of Faults in Transmission Systems Using Current    Transients”, International Journal of Electric Power Systems Research, Vol 78, Issue 9, pp 1568-1578, September 2008.
• B. Bahreyni, G. Wijeweera, C. Shafai, and A. Rajapakse, “Analysis and Design of a Micromachined Electric Field Sensor”, IEEE/ASME Journal of Microelectromechanical Systems, Vol. 17, No. 1, February 2008, pp. 31-36

2005

• A.D. Rajapakse, A.M. Gole, and P.L. Wilson, “Electromagnetic Transients Simulation Models for Accurate Representation of Switching Losses and Thermal Performance in Power Electronic Systems”, IEEE Transactions on Power Delivery, Vol. 20, No.1, Jan. 2005.