Prof. J.B. Ekanayake

Department of Electrical & Electronic Engineering
University of Peradeniya, Sri Lanka.
jbe AT ee.pdn.ac.lk
+94-81-2393445

Research Publications


BOOKS

Nick Jenkins, and Janaka Ekanayake, Renewable Energy Engineering, Cambridge University Press, ISBN No: 978-1-107-02848-7, 2017

Electric Power Systems, 5th Edition, 2012, ISBN 1118361091, Wiley, by B.M.Weedy, B.J.Cory, N.Jenkins, J.B.Ekanayake, G.Strbac

Smart Grid: Technology and Applications, 2012, ISBN 1119968682, Wiley, by Janaka Ekanayake, Kithsiri Liyanage, Jianzhong Wu, Akihiko Yokoyama, Nick Jenkins

风力发电的模拟与控制, 2010, ISBN 978-7-111-32494-2,China Machine Press, byOlimpo Anaya-Lara, Nick Jenkins, Janaka Ekanayake, Phill Cartwright, Mike Hughes, 徐政

Distributed Generation, 2010, ISBN: 0863419585, Institution of Engineering and Technology, by N.Jenkins, J.B.Ekanayake, G.Strbac

Wind Energy Generation: Modelling and Control, 2009, ISBN 978-0-470-71433-1, Wiley, by Olimpo Anaya-Lara, Nick Jenkins, Janaka Ekanayake, Phill Cartwright, Mike Hughes

Power Quality Improvements of Wind Farms – June 1998, ISBN 87-90707-05-2 by K.H. Sobrink, F. Schettler, K. Bergmann, R. Stober, N. Jenkins, J.B.Ekanayake, J.K. Pedersen, K.O.H. Pedersen, Z.Saad-Saoud, M.L. Lisboa, G. Strbac

Journal papers

(2005 onwards):

John Licari,Janaka Ekanayake, and Nicholas Jenkins, “Design and implementation of a speed exclusion zone to prevent tower resonance in variable-speed wind turbines – Will submit to IET Renewable Energy”, IEEE Transaction on Sustainable Energy, 2013 (Accepted).

Kamalanath Samarakoon, Janaka Ekanayake, and Nick Jenkins, “Reporting Available Demand Response”, IEEE Transaction on Smart Grid, 2013 (Accepted).

Marouf Pirouti, Audrius Bagdanavicius, Janaka Ekanayake, Jianzhong Wu and Nick Jenkins, “Energy consumption and economic analyses of a district heating network”, Energy, 2013 (Accepted).

Carlos E. Ugalde-Loo, Janaka Ekanayake, Nick Jenkins, Subsynchronous Resonance in a Series Compensated GB Transmission, IET Generation, Transmission & Distribution, 2013 (Accepted).

John Licari, Carlos E. Ugalde-Loo, Janaka Ekanayake, and Nicholas Jenkins, Damping of Torsional Vibrations in a Variable Speed Wind Turbine, IEEE Energy Conversion, 2012 (Accepted)

Yunfei Mu, Jianzhong Wu, Janaka Ekanayake, and Nick Jenkins, “Primary Frequency Response from Electric Vehicles in the Great Britain Power System”, IEEE Transaction on Smart Grid, 2012 (Accepted).

Carlos E Ugalde-Loo, Jun Liang,Janaka Ekanayake and Nick Jenkins, “State-Space Modelling of Variable-Speed Wind Turbines for Power System Studies”, IEEE Transaction on Industrial Application Society,Vol 49, No. 1, 2013, pp 223-231.

Jun Liang, Oriol Gomis-Bellmunt, Janaka Ekanayake, Nicholas Jenkins, Wen An, “A multi-terminal HVDC transmission system for offshore wind farms with induction generators”, Electrical Power and Energy Systems, Vol 43, 2012, pp 54–62.

John Licari, Carlos E Ugalde-Loo, Jun Liang, Janaka Ekanayake and Nick Jenkins, “Torsional Damping Considering both Shaft and Blade Flexibilities”, Wind Engineering, Vol 36, No. 2, 2012, pp 181 – 195.

Kamalanath Samarakoon, Janaka Ekanayake, and Nick Jenkins, “Investigation of Domestic Load Control to Provide Primary Frequency Response Using Smart Meters”, IEEE Transaction on Smart Grid, Vol 3, Issue 1, March 2012, pp 282-292.

Jun Liang, Tianjun Jing, Oriol Gomis-Bellmunt, Janaka Ekanayake, and Nicholas Jenkins, “Operation and Control ofMulti-Terminal HVDC Transmission for Offshore Wind Farms”, Vol 26, Issue 4, IEEE Power Delivery, 2011, pp 2596 - 2604.

Ajith.P. Tennakoon, Janaka Ekanayake, Arulampalam. Atputharajah, Sunil.G. Abeyratne, “Stability Margin of DFIG wind turbines: effects and solutions”, Vol 35, No 6, Wind Engineering, 2011, 739-755.

Annelies Gerber, Meysam Qadrdan, Modassar Chaudry, Nick Jenkins,Janaka Ekanayake, “A 2020 GB transmission network study using dispersed wind farm power output”, Vol 37, Issue 1, Renewable Energy, 2012, pp 124-132.

Kapila Bandara, Tracy Sweet, Janaka Ekanayake, “Photovoltaic applications for off-grid electrification using novel multi-level inverter technology with energy storage”, Vol 37, Issue 1, Renewable Energy, 2012, pp 82-88.

S.K. Abeygunawardane, J. R. S. Sisira Kumara, Janaka Ekanayake and A. Arulampalam, “A magnetic-core based fault current limiter for utility applications”, Journal of National Science Foundation Sri Lanka, Vol 39, No 3, 2011, pp 227-235.

Oriol Gomis-Bellmunt, Jun Liang, Janaka Ekanayake and Nicholas Jenkins, “Topologies of Multiterminal HVDC-VSC transmission for large offshore wind farms”, Electric Power Systems Research, Vol. 81, Issue 2, February 2011, pp 271-281.

A. Gerber, B. Awad, Janaka Ekanayake, N. Jenkins, “Operation of the 2030 GB power generation system”, Proceedings of the ICE - Energy, Vol 164, Issue EN1, February 2011, pp 25-37.

Oriol Gomis-Bellmunt, Jun Liang, Janaka Ekanayake and Nicholas Jenkins, Voltage-Current characteristics of multi-terminal HVDC-VSC for offshore wind farms, Electric Power Systems Research, Vol. 81, Issue 2, February 2011, pp 440-450.

Meysam Qadrdan, Modassar Chaudry, Jianzhong Wu, Nick Jenkins and Janaka Ekanayake, “Impact of a large penetration of wind generation on the GB gas network”, Energy Policy, Volume 38, Issue 10, October 2010, Pages 5684-5695.

A. Gerber, Janaka Ekanayake and N. Jenkins, “Statistics of wind farm power output: methods and applications”, Proceedings of the ICE - Energy, Vol. 163, Issue 4, November 2010, pp 183-193.

Bieshoy Awad, Janaka Ekanayake, and Nick Jenkins, “Intelligent load control for frequency regulation in MicroGrids”, Intelligent Automation and Soft Computing, Vol. 16, No. 2, pp. 303-318, 2010.

G. Ramtharan, Arulampalam A, J.B. Ekanayake, F.M. Hughes, N. Jenkins., “Fault ride through of fully rated converter wind turbines with AC and DC transmission systems”, IET proceedings on Renewable Power Generation, Vol. 3, Issue No. 4, December 2009.

I.Moore, J.B. Ekanayake &N.Jenkins, “Control and Dynamics of Wind Turbine Generators for Existing and Future Grid Code Compliance”, Journal of Energy & Environment, Volume 1, April 2009, pp 15-24.

J.B. Ekanayake, N. Jenkins, G. Strbac, “Frequency Response from Wind Turbines”, Wind Engineering, Volume 32, No. 6, 2008, pp 573–586.

M. Chaudry, J. Ekanayake, N. Jenkins, “Optimum Control Strategy of a mCHP Unit”, International Journal of Distributed Energy Resources, Volume 4, Number 4, October - December 2008.

J.B. Ekanayake, “A systematic approach for phase-fault over-current protection coordination of complex networks”, International Journal of Electrical Engineering Education, Volume 45, No 3, July 2008, pp 229-238.

Arulampalam, A.; Ramtharan, G.; Caliao, N.; Ekanayake, J.B.; Jenkins, N., “Simulated Onshore-Fault Ride Through of Offshore Wind Farms Connected Through VSC HVDC”, Wind Engineering, Volume 32, No. 2, 2008, pp 103-113.

Ramtharan, G.; Ekanayake, J.B.; Jenkins, N., “Frequency support from doubly fed induction generator wind turbines”, IET Renewable Power Generation, Volume 1, Issue 1, March 2007, pp. 3-9.

A. Arulampalam, M. Barnes, N. Jenkins, J.B. Ekanayake, "Power quality and stability improvement of a wind farm using STATCOM supported with hybrid battery energy storage, IEE Proceedings-Generation, Transmission and Distribution, Volume 153, No 6, Nov. 2006, p 701 - 710.

O. Anaya-Lara, X. Wu, P. Cartwright, J.B. Ekanayake and N. Jenkins, “Performance of a Doubly Fed Induction Generator (DFIG) during network faults”, Wind Engineering, Volume 29, No 1, January 2005, pp. 49 - 66.

CONFERENCE PAPERS

Lee J. Thomas, Jianzhong Wu, Janaka B. Ekanayake, and Nick Jenkins, “Enabling Distributed Frequency Response Using Smart Meters”, The third IEEE PES Innovative Smart Grid Technologies (ISGT), October 14 – 17, 2012.

Sheng Wang, Jun Liang and Janaka Ekanayake, “Optimised Topology Design and Comparison for Offshore Transmission”, 47th International Universities Power Engineering Conference (UPEC12), London, U.K., 4 September -7 September, 2012.

L.J. Thomas, A. Burchill, K. Samarakoon, Y. He, J. Wu, J. Ekanayake, N. Jenkins, “Control of electricity networks using smart meter data”, CIGRE 2012, Paris, France, August 27th to 31st 2012.

Pirouti M, Bagdanavicius A, Wu J, Jenkins N, Ekanayake J. Optimal operation of a district heating system. The 7th Conference on Sustainable Development of Energy, Water and Environment Systems (SDEWES), Ohrid, Republic of Macedonia, July 1-7, 2012.

Pirouti M, Bagdanavicius A, Wu J, Ekanayake J. Optimization of supply temperature and mass flow rate for a district heating network. The 25th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems (ECOS) 2012; Perugia, Italy, June 26-29, 2012.

A. M. E. Farghaly, J. Liang, and J. B. Ekanayake, “Influence of Fully Rated Converter-based wind turbines on SSR”, IEEE PES Innovative Smart Grid Technologies (ISGT-ASIA 2012), Tianjin, China, May 21-24, 2012.

John Licari, Carlos E Ugalde-Loo, Janaka Ekanayake, Nick Jenkins, “Comparison of the performance of two torsional vibration dampers considering model uncertainties and parameter variation”, European Wind Energy Association-Annual Conference 2012, Copenhagen, Denmark, 16-19 April 2012.

SilviuNistor, Jianzhong Wu, Mahesh Sooriyabandara, and Janaka Ekanayake, “Cost Optimization of Smart Appliances”, The second European conference and exhibition on Innovative Smart Grid Technologies (ISGT-EUROPE 2011), Manchester, UK, December 5 – 7, 2011.

Ahmed M. Ewais, Carlos Ugalde-Loo, Janaka B. Ekanayake, Jun Liang, Nick Jenkins, “Influence of Fixed-Speed Induction Generator-Based Wind Turbines on Subsynchronous Resonance”, 46th International Universities’ Power Engineering Conference (UPEC2011) in Soest, Germany, 5th - 8th September 2011.

Luke Livermore, Carlos E. Ugalde-Loo, Jun Liang, Janaka B. Ekanayake, Nicholas Jenkins, “Damping of subsynchronous resonance using a vsc-hvdc link in a three machine model”, 17th Power Systems Computation Conference (PSCC'11), Stockholm, Sweden, August 22-26, 2011.

Marc Rees, Jianzhong Wu, Bieshoy Awad, Janaka Ekanayake, Nick Jenkins, “A modular approach to integrated energy distribution system analysis”, 17th Power Systems Computation Conference (PSCC'11), Stockholm, Sweden, August 22-26, 2011.

Kamalanath Samarakoon, Janaka Ekanayake, “Selective Load Control to Provide Primary Frequency Response in the Wake of Introducing New Large Thermal Power Plants to Sri Lanka”, 6th International conference on industrial and information systems, 16-19 August 2011, Peradeniya, Sri Lanka.

Helarisi Abeywardena, A. Atputharajah, J.B. Ekanayake, “Novel technique to smooth power output of a wound rotor induction generator based wind turbine”, 6th International conference on industrial and information systems, 16-19 August 2011, Peradeniya, Sri Lanka.

Carlos E. Ugalde-Loo, Janaka B. Ekanayake, “Individual Channel Analysis of Induction Generator-Based Wind Turbines”, 6th International conference on industrial and information systems, 16-19 August 2011, Peradeniya, Sri Lanka.

Gomis-Bellmunt, Oriol; Egea-Alvarez, Agusti; Junyent-Ferre, Adria; Ekanayake, Janaka; Jenkins, Nicholas, “Multiterminal HVDC-VSC for Offshore Wind Power Integration”, IEEE PES General Meeting, 24-28 July 2011, Detroit, USA.

Samarakoon, Kamalanath; Wu, Jianzhong; Ekanayake, Janaka; Jenkins, Nick, “Use of Delayed Smart Meter Measurements for Distribution State Estimation”, IEEE PES General Meeting, 24-28 July 2011, Detroit, USA.

Rees, Marc; Wu, Jianzhong; Awad, Bieshoy; Ekanayake, Janaka, Jenkins, Nick, “A Total Energy Approach to Integrated Community Infrastructure Design”, IEEE PES General Meeting, 24-28 July 2011, Detroit, USA.

Pirouti, M., Wu, J., Bagdanavicius, A., Ekanayake, J., Jenkins, N., Optimal operation of biomass combined heat and power in a spot market. IEEE PES Trondheim Powertech Conference, Trondheim, Norway, 2011.

Carlos E Ugalde Loo, Janaka B. Ekanayake, Nicholas Jenkins, “Subsynchronous Resonance on Series Compensated Transmission Lines with Quadrature Boosters”, IEEE PES Trondheim Powertech Conference, Trondheim, Norway, 2011.

Jianzhing Wu, Janaka B. Ekanayake, Kamalanath Samarakoon, “Frequency response from electric vehicales”, The First International Conference on Smart Grids, Green Communications and IT Energy-aware Technologies, ENERGY 2011, May 22-27, 2011 - Venice/Mestre, Italy.

Bieshoy Awad, Jianzhong Wu, Janaka B. Ekanayake, Nick Jenkins, “Integrated Operation of an Energy MicroGrid with Islanded Electricity Network”, The 21st International Conference and Exhibition on Electrical Distribution, CIRED, 6-9 June 2011, Frankfurt, Germany.

Bieshoy Awad, Janaka B. Ekanayake, Nick Jenkins, “performance of an islanded microgrid under large frequency excursions”, The second international conference on microgeneration and related technologies, April 4-6, 2011, University of Strathclyde, UK.

Kamalanath Samarakoon, Janaka B. Ekanayake, Jianzhong Wu, “Smart metering and self healing distribution networks”, IEEE International Conference on Sustainable Energy Technologies, December 6-9, 2010, Kandy, Sri Lanka.

MayamQadran, Modassar Chaudry, Janaka Ekanayake, Jianzhong Wu, Nick Jenkins, “Impact of wind variability on GB gas and electricity supply”, IEEE International Conference on Sustainable Energy Technologies, December 6-9, 2010, Kandy, Sri Lanka.

Mahesh Sooriyabandara, Janaka B. Ekanayake, “Smart Grid technologies for its realization”, IEEE International Conference on Sustainable Energy Technologies, December 6-9, 2010, Kandy, Sri Lanka

Carlos E. Ugalde-Loo, Janaka B. Ekanayake, “Statespacemodeling of variable speed wind turbines: A systematic approach”, IEEE International Conference on Sustainable Energy Technologies, December 6-9, 2010, Kandy, Sri Lanka

Qiang Sun, Jianzhong Wu, Yibin Zhang, Nick Jenkins, and Janaka Ekanayake, “Comparison of the Development of Smart Grids in China and the United Kingdom”, IEEE PES Conference on Innovative Smart Grid Technologies Europe, October 11-13, 2010, Gothenburg, Sweden

N.D. Caliao, G. Ramtharan, J.B. Ekanayake, F.M. Hughes, N. Jenkins, Damping power oscillation controller for wide speed range wind turbines, 45th University Power Engineers’ Conference, 31st August – 3rd September, 2010, Cardiff, UK.

A.P. Tennakoon, J.B. Ekanayake, A. Atputharajah, S.G. Abeyratne, Capability Chart of a Doubly Fed Induction Generation based on its ratings and stability margin, 45th University Power Engineers’ Conference, 31st August – 3rd September, 2010, Cardiff, UK.

W.M.T.Vijayananda, Kamalanath Samarakoon, Janaka Ekanayake, Development of a Demonstration Rig for Providing Primary Frequency Response through Smart Meters, 45th University Power Engineers’ Conference, 31st August – 3rd September, 2010, Cardiff, UK.

M.Pirouti, J.Wu, J.B. Ekanayake, N.Jenkins, Dynamic Modelling and Control of a Direct-Combustion Biomass CHP Unit, 45th University Power Engineers’ Conference, 31st August – 3rd September, 2010, Cardiff, UK.

Ian Moore, J.B. Ekanayake, “Design and Development of a Hardware based Wind Turbine Simulator”, 45th University Power Engineers’ Conference, 31st August – 3rd September, 2010, Cardiff, UK.

Luke Livermore, Jun Liang, J.B. Ekanayake, Nick Jenkins, “MTDC VSC Technology and its Applications for Wind Power”, 45th University Power Engineers’ Conference, 31st August – 3rd September, 2010, Cardiff, UK.

R. King, J.B. Ekanayake, “Harmonic modelling of offshore wind farms”, IEEE Power Engineering Society General Meeting, 24-27 July 2010, Minneapolis, USA.

A. Arulampalam, G. Ramtharan, J.B. Ekanayake, A.P. Tennakoon, S.G. Abeyratna, N. Jenkins, “Fault Ride Through operation of a DFIG wind farm connected through VSC HVDC”, 5th International Conference on Industrial and Information Systems (ICIIS 2010), 29th July – 1st August 2010, NIT Karnataka Surathkal, India.

A.P. Tennakoon, R.P.S. Chandrasena, A. Arulampalam, J.B. Ekanayake, S.G. Abeyratne, Technologies for wind power generation and related research and development in Sri Lanka, 9th International conference of Asia Pacific Round table on Sustainable Consumption and Production, 10-12 June 2010, Colombo, Sri Lanka.

J.B. Ekanayake , Multi-terminal DC converters for connecting Induction Generator based Distribution Generation, Fourth IEEE International Conference on Industrial and Information Systems, Sri Lanka, 29-31, December, 2009(Invited paper).

R.P.S. Chandrasena, W.M.M.T.S. Weerakoon, A. Arulampalam, J.B. Ekanayake, S.G. Abeyratna, “Design and Implementation of a Laboratory Scale VSC Controller - Practical Problems and Solutions”, Fourth IEEE International Conference on Industrial and Information Systems, Sri Lanka, 29-31, December, 2009.

K. Samarakoon, J.B. Ekanayake, Survey of frequency control methods and demand side contribution in Sri Lanka and in the UK, Fourth IEEE International Conference on Industrial and Information Systems, Sri Lanka, 29-31, December, 2009.

J. Liang, O. Gomis-Bellmunt, J.B. Ekanayake and N. Jenkins, “Control of multi-terminal VSC-HVDC transmission for offshore wind power”, 13th International European Power Electronics Conference and Exhibition (EPE2009), Barcelona, Spain, 8-10 September, 2009

Zhou, S., Liang, J., Ekanayake J. B., Jenkins, N., “Control of multi-terminal VSC-HVDC transmission system for offshore wind power generation”, The 44th International Universities' Power Engineering Conference UPEC 2009, Glasgow, 1-4 September, 2009

Samarakoon, K., Ekanayake J. B., “Demand Side Primary Frequency Response Support through Smart Meter Control”, The 44th International Universities' Power Engineering Conference UPEC 2009, Glasgow, 1-4 September, 2009

Ian, M, Ekanayake J. B., “Frequency Response from Wind Turbines”, The 44th International Universities' Power Engineering Conference UPEC 2009, Glasgow, 1-4 September, 2009.

Tennakoon, A., Arulampalam, A., Leite, H., Ekanayake J. B., Abeyratna, S., “Operations of DFIG with simplified rotor current reference model and solution to the recent grid code requirements”, The 35th Annual Conference of the IEEE Industrial Electronics Society, 3-5 November 2009, Porto, Portugal.

Balakrishnan, J., Atputharajah, A., Ekanayake J. B., “Review of the Effects of Transformer Configuration on Distributed Generator Interconnection”, IEEE Region 10 Colloquium and the Third ICIIS, Kharagpur, India, 8-10 Dec 2008.

A.P. Tennakoon, A. Arulampalam, J.B. Ekanayake, S.G. Abeyratne, A.M.U.S.K. Alahakoon, "Operational restrictions with maximum power extraction of DFIG connected wind farms", , IEEE International Conference on Sustainable Energy Technologies (ICSET), 24th – 27th November 2008, Singapore, pp 1073 - 1078.

C.H. Dharmakeerthi, A. Arulampalam, J.B. Ekanayake>, "Field Experience with an islanded micro wind power plant", IEEE International Conference on Sustainable Energy Technologies (ICSET), 24th – 27th November 2008, Singapore, pp 1079 - 1084.

Ramatharan G, Ekanayake J. B., Jenkins N, “Support for Spinning Reserve from DFIG based wind turbines”, International Conference on Industrial and Information Systems, 2007, 9-11 Aug. 2007.

Arulampalam A.,Ramtharan G., Jenkins N., Ramachandaramurthy V.K,Ekanayake J. B., Strbac G, “Trend in wind power technology and grid code requirements”, International Conference on Industrial and Information Systems, 2007, 9-11 Aug. 2007.

Thenakoon A.P, Atputharajah A, Abeyratne S.G, Ekanayake J. B., “Doubly-fed Induction generators for wind power generation”, International Conference on Industrial and Information Systems, 2007, 9-11 Aug. 2007.