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Associate Professor Jayashri Ravishankar
Associate Professor

Associate Professor Jayashri Ravishankar

Engineering
Electrical Engineering and Telecommunications

A/Prof Jayashri Ravishankar is in Energy Systems with the School of Electrical Engineering and Telecommunications. Her research interests include:   

  • Large scale wind energy / PV integration to the grid
  • Sustainable off-grid PV systems
  • Power System Dynamics
  • Modelling and Control
  • Inertia response / frequency regulation with renewable energy integration
  • Power system stability
  • Power quality issues
  • Controllers for fault ride through
  • Energy storage options
  • Offshore wind farms

  • Microgrids / Smart grids
Phone
+61 (2) 9385 4458
E-mail
jayashri.ravishankar@unsw.edu.au
Location
School of Electrical Engineering and Telecommunications Room 124, G17
  • Book Chapters | 2022
    Malik A; Ravishankar J, 2022, 'Industrial demand response opportunities with residential appliances in smart grids', in Industrial Demand Response: Methods, best practices, case studies, and applications, Institution of Engineering and Technology, pp. 187 - 207, http://dx.doi.org/10.1049/pbpo215e_ch9
    Book Chapters | 2021
    Thite S; Ravishankar J; Ambikairajah E; Ortiz AM, 2021, 'Work in Progress: “Embedding Graduate Skills in Online Courses”', in Visions and Concepts for Education 4.0, Springer International Publishing, pp. 98 - 105, http://dx.doi.org/10.1007/978-3-030-67209-6_11
    Book Chapters | 2020
    Mahmud K; Nizami MSH; Ravishankar J; Hossain MJ, 2020, 'Power-demand management in a smart grid using electric vehicles', in ICT for Electric Vehicle Integration with the Smart Grid, Institution of Engineering and Technology, pp. 111 - 142, http://dx.doi.org/10.1049/pbtr016e_ch5
    Book Chapters | 2020
    Morsalin S; Mahmud K; Phung BT; Ravishankar J, 2020, 'Grid integration and management of EVs through machine-to-machine communication', in ICT for Electric Vehicle Integration with the Smart Grid, Institution of Engineering and Technology, pp. 37 - 66, http://dx.doi.org/10.1049/pbtr016e_ch2
    Book Chapters | 2019
    Mahmud K; Nizami MSH; Ravishankar J; Hossain MJ, 2019, 'Power-demand management in a smart grid using electric vehicles', in ICT for Electric Vehicle Integration with the Smart Grid, IET, UK, pp. 111 - 142, http://dx.doi.org/10.1049/PBTR016E_ch
    Book Chapters | 2019
    Mahmud K; Peng W; Morsalin S; Ravishankar J, 2019, 'A Day-Ahead Power Demand Prediction for Distribution-Side Peak Load Management', in Intelligent Technologies and Robotics, Proceedings of International Joint Conference on Computational Intelligence, Springer, Singapore, http://dx.doi.org/10.1007/978-981-13-7564-4_27
    Book Chapters | 2019
    Morsalin S; Mahmud K; Phung T; Ravishankar J, 2019, 'Grid integration and management of EVs through machine-to-machine communication', in ICT for Electric Vehicle Integration with the Smart Grid, IET, pp. 37 - 65, http://dx.doi.org/10.1049/PBTR016E_ch
    Book Chapters | 2014
    Barik MA; Pota HR; Ravishankar J, 2014, 'Power Management of Low and Medium Voltage Networks with High Density of Renewable Generation', in Hossain J; Mahmud A (ed.), Renewable Energy Integration: Challenges and Solutions, edn. 9789814585262, Springer Science+Business Media, pp. 189 - 208, http://dx.doi.org/10.1007/978-981-4585-27-9_9
    Book Chapters | 2014
    Ravishankar J, 2014, 'Power Flow Analysis and Reactive Power Compensation of Grid Connected Wind Energy Conversion Systems', in Hossain J; Mahmud A (ed.), Renewable Energy Integration, edn. 9789814585262, Springer Singapore, Singapore, pp. 145 - 167, http://dx.doi.org/10.1007/978-981-4585-27-9_7
  • Journal articles | 2022
    Liang X; Chai H; Ravishankar J, 2022, 'Analytical Methods of Voltage Stability in Renewable Dominated Power Systems: A Review', Electricity, 3, pp. 75 - 107, http://dx.doi.org/10.3390/electricity3010006
    Journal articles | 2022
    Ravishankar J; Sharma M, 2022, 'A novel hierarchical light field coding scheme based on hybrid stacked multiplicative layers and Fourier disparity layers for glasses-free 3D displays', Signal Processing: Image Communication, 109, http://dx.doi.org/10.1016/j.image.2022.116844
    Journal articles | 2022
    Sahoo A; Ravishankar J; Ciobotaru M; Blaabjerg F, 2022, 'Enhanced Fault Ride-Through of Power Converters Using Hybrid Grid Synchronization', IEEE Journal of Emerging and Selected Topics in Power Electronics, 10, pp. 2829 - 2841, http://dx.doi.org/10.1109/JESTPE.2021.3054851
    Journal articles | 2021
    Arunan A; Sirojan T; Ravishankar J; Ambikairajah E, 2021, 'Real-Time Adaptive Differential Feature-Based Protection Scheme for Isolated Microgrids Using Edge Computing', IEEE Systems Journal, 15, pp. 1318 - 1328, http://dx.doi.org/10.1109/JSYST.2020.2986577
    Journal articles | 2021
    Sahoo A; Mahmud K; Ravishankar J, 2021, 'An Enhanced Frequency-Adaptive Single-Phase Grid Synchronization Technique', IEEE Transactions on Instrumentation and Measurement, 70, pp. 1 - 1, http://dx.doi.org/10.1109/TIM.2021.3070882
    Journal articles | 2021
    Sahoo A; Ravishankar J; Jones C, 2021, 'Phase-Locked Loop Independent Second-Order Generalized Integrator for Single-Phase Grid Synchronization', IEEE Transactions on Instrumentation and Measurement, 70, pp. 1 - 1, http://dx.doi.org/10.1109/TIM.2021.3104406
    Journal articles | 2021
    Sahoo AK; Mahmud K; Crittenden M; Ravishankar J; Padmanaban S; Blaabjerg F, 2021, 'Communication-less primary and secondary control in inverter-interfaced AC microgrid: An overview', IEEE Journal of Emerging and Selected Topics in Power Electronics, 9, pp. 5164 - 5182, http://dx.doi.org/10.1109/JESTPE.2020.2974046
    Journal articles | 2020
    Karunanayake C; Ravishankar J; Dong ZY, 2020, 'Nonlinear SSR Damping Controller for DFIG Based Wind Generators Interfaced to Series Compensated Transmission Systems', IEEE Transactions on Power Systems, 35, pp. 1156 - 1165, http://dx.doi.org/10.1109/TPWRS.2019.2938230
    Journal articles | 2020
    Mahmud K; Khan B; Ravishankar J; Ahmadi A; Siano P, 2020, 'An internet of energy framework with distributed energy resources, prosumers and small-scale virtual power plants: An overview', Renewable and Sustainable Energy Reviews, 127, pp. 109840 - 109840, http://dx.doi.org/10.1016/j.rser.2020.109840
    Journal articles | 2020
    Mahmud K; Nizami MSH; Ravishankar J; Hossain MJ; Siano P, 2020, 'Multiple Home-to-Home Energy Transactions for Peak Load Shaving', IEEE Transactions on Industry Applications, 56, pp. 1074 - 1085, http://dx.doi.org/10.1109/TIA.2020.2964593
    Journal articles | 2020
    Mahmud K; Ravishankar J; Hossain MJ; Dong ZY, 2020, 'The Impact of Prediction Errors in the Domestic Peak Power Demand Management', IEEE Transactions on Industrial Informatics, 16, pp. 4567 - 4579, http://dx.doi.org/10.1109/TII.2019.2946292
    Journal articles | 2020
    Zafar R; Ravishankar J; Fletcher JE; Pota HR, 2020, 'Multi-timescale voltage stability-constrained volt/VAR optimization with battery storage system in distribution grids', IEEE Transactions on Sustainable Energy, 11, pp. 868 - 878, http://dx.doi.org/10.1109/TSTE.2019.2910726
    Journal articles | 2020
    Zafar R; Ravishankar J; Fletcher JE; Pota HR, 2020, 'Optimal dispatch of battery energy storage system using convex relaxations in unbalanced distribution grids', IEEE Transactions on Industrial Informatics, 16, pp. 97 - 108, http://dx.doi.org/10.1109/TII.2019.2912925
    Journal articles | 2019
    Arunan A; Ravishankar J; Ambikairajah E, 2019, 'Improved disturbance detection and load shedding technique for low voltage islanded microgrids', IET Generation, Transmission and Distribution, 13, pp. 2102 - 2111, http://dx.doi.org/10.1049/iet-gtd.2018.5707
    Journal articles | 2019
    Mahmud K; Rahman MS; Ravishankar J; Hossain MJ; Guerrero JM, 2019, 'Real-Time Load and Ancillary Support for a Remote Island Power System Using Electric Boats', IEEE Transactions on Industrial Informatics, http://dx.doi.org/10.1109/TII.2019.2926511
    Journal articles | 2019
    Mahmud K; Ravishankar J; Hossain J, 2019, 'Rebound Behaviour of Uncoordinated EMS and their Impact Minimization', IET Smart Grid, http://dx.doi.org/10.1049/iet-stg.2019.0158
    Journal articles | 2019
    Mahmud K; Sahoo AK; Ravishankar J; Dong ZY, 2019, 'Coordinated Multilayer Control for Energy Management of Grid-Connected AC Microgrids', IEEE Transactions on Industry Applications, 55, pp. 7071 - 7081, http://dx.doi.org/10.1109/TIA.2019.2931490
    Journal articles | 2019
    Malik A; Haghdadi N; MacGill I; Ravishankar J, 2019, 'Appliance level data analysis of summer demand reduction potential from residential air conditioner control', Applied Energy, 235, pp. 776 - 785, http://dx.doi.org/10.1016/j.apenergy.2018.11.010
    Journal articles | 2019
    Simon L; Ravishankar J; Swarup KS, 2019, 'Coordinated reactive power and crow bar control for DFIG-based wind turbines for power oscillation damping', Wind Engineering, 43, pp. 95 - 113, http://dx.doi.org/10.1177/0309524X18780385
    Journal articles | 2019
    Simon L; Swarup KS; Ravishankar J, 2019, 'Wide area oscillation damping controller for DFIG using WAMS with delay compensation', IET Renewable Power Generation, 13, pp. 128 - 137, http://dx.doi.org/10.1049/iet-rpg.2018.5192
    Journal articles | 2019
    Wang Y; Ravishankar J; Phung T, 2019, 'Wavelet transform-based feature extraction for detection and classification of disturbances in an islanded micro-grid', IET Generation, Transmission and Distribution, 13, pp. 1989 - 1993, http://dx.doi.org/10.1049/iet-gtd.2018.5131
    Journal articles | 2019
    Wang Y; Raza A; Mohammed FP; Ravishankar J; Phung T, 2019, 'Detection and classification of disturbances in the islanded micro-grid by using wavelet transformation and feature extraction algorithm', JOURNAL OF ENGINEERING-JOE, pp. 5284 - 5286, http://dx.doi.org/10.1049/joe.2018.9362
    Journal articles | 2019
    Zhang C; Xu Y; Dong Z; Ravishankar J, 2019, 'Three-Stage Robust Inverter-Based Voltage/Var Control for Distribution Networks with High-Level PV', IEEE Transactions on Smart Grid, 10, pp. 782 - 793, http://dx.doi.org/10.1109/TSG.2017.2752234
    Journal articles | 2018
    Mahmud K; Amin U; Hossain MJ; Ravishankar J, 2018, 'Computational tools for design, analysis, and management of residential energy systems', Applied Energy, 221, pp. 535 - 556, http://dx.doi.org/10.1016/j.apenergy.2018.03.111
    Journal articles | 2018
    Mahmud K; Hossain MJ; Ravishankar J, 2018, 'Peak-Load Management in Commercial Systems With Electric Vehicles', IEEE Systems Journal, http://dx.doi.org/10.1109/JSYST.2018.2850887
    Journal articles | 2018
    Malik A; Ravishankar J, 2018, 'A hybrid control approach for regulating frequency through demand response', Applied Energy, 210, pp. 1347 - 1362, http://dx.doi.org/10.1016/j.apenergy.2017.08.160
    Journal articles | 2018
    Ravishankar J; Epps J; Ambikairajah E, 2018, 'A flipped mode teaching approach for large and advanced electrical engineering courses', European Journal of Engineering Education, 43, pp. 413 - 426, http://dx.doi.org/10.1080/03043797.2017.1383974
    Journal articles | 2018
    Vo T; Ravishankar J; Nurdin HI; Fletcher J, 2018, 'A novel controller for harmonics reduction of grid-tied converters in unbalanced networks', Electric Power Systems Research, 155, pp. 296 - 306, http://dx.doi.org/10.1016/j.epsr.2017.10.019
    Journal articles | 2018
    Zafar R; Ravishankar J; Fletcher JE; Pota HR, 2018, 'Multi-timescale model predictive control of battery energy storage system using conic relaxation in smart distribution grids', IEEE Transactions on Power Systems, 33, pp. 7152 - 7161, http://dx.doi.org/10.1109/TPWRS.2018.2847400
    Journal articles | 2016
    Wang Y; Ravishankar J; Phung T, 2016, 'A study on critical clearing time (CCT) of micro-grids under fault conditions', Renewable Energy, 95, pp. 381 - 395, http://dx.doi.org/10.1016/j.renene.2016.04.029
    Journal articles | 2016
    Zhang Y; Ravishankar J; Fletcher J; Li R; Han M, 2016, 'Review of modular multilevel converter based multi-terminal HVDC systems for offshore wind power transmission', Renewable and Sustainable Energy Reviews, 61, pp. 572 - 586, http://dx.doi.org/10.1016/j.rser.2016.01.108
    Journal articles | 2016
    Zhang Y; Ravishankar J; Fletcher J, 2016, 'Power flow and transmission loss analysis of modular multi-level converter based multiterminal high-voltage DC systems', IET Renewable Power Generation, 10, pp. 767 - 775, http://dx.doi.org/10.1049/iet-rpg.2015.0449
    Journal articles | 2015
    Vo T; Ravishankar J; Nurdin HI; Fletcher J, 2015, 'A comparison of PI vs LPV controllers for a doubly-fed induction generator in a microgrid', Wind Engineering, 39, pp. 479 - 493, http://dx.doi.org/10.1260/0309-524x.39.4.479
    Journal articles | 2014
    Binu Ben Jose DR; Ammasai Gounden N; Ravishankar J, 2014, 'Simple power electronic controller for photovoltaic fed grid-tied systems using line commutated inverter with fixed firing angle', IET Power Electronics, 7, pp. 1424 - 1434, http://dx.doi.org/10.1049/iet-pel.2013.0440
    Journal articles | 2013
    Ambikairajah R; Phung BT; Ravishankar J; Blackburn TR, 2013, 'Spectral features for the classification of partial discharge signals from selected insulation defect models', Science, Measurement & Technology, IET, 7, pp. 104 - 111, http://dx.doi.org/10.1049/iet-smt.2012.0024
    Journal articles | 2013
    Aravind CV; Al-Atabi M; Ravishankar J; Malik A; Arkar ; Ambikairajah E, 2013, 'Eco-tourism sustainability through PV Technology: A comprehensive review', Journal of Engineering Science and Technology, 8, pp. 654 - 669, http://www.scopus.com/inward/record.url?eid=2-s2.0-84890259493&partnerID=40&md5=cb172db208050341737a5c59bc53c215
    Journal articles | 2013
    Vo TH; Ravishankar J; Fletcher JE, 2013, 'Assessment of distributed generation on the efficiency of single wire earth return systems', Advanced Materials Research, 622, pp. 1887 - 1891, http://dx.doi.org/10.4028/www.scientific.net/AMR.622-623.1887
    Journal articles | 2012
    Ambikairajah R; Phung BT; Ravishankar J, 2012, 'The fusion of classifier outputs to improve partial discharge classification', Frontiers of Electrical and Electronic Engineering in China, 7, pp. 391 - 398, http://dx.doi.org/10.1007/s11460-012-0208-9
    Journal articles | 2012
    Ravishankar J; Xu J, 2012, 'Cost assessment of offshore wind generation for Australia', International Review on Modelling and Simulations, 5, pp. 1838 - 1846
    Journal articles | 2009
    Ravishankar J; R P K, 2009, 'Effect of tuned unified power flow controller to mitigate the rotor speed instability of fixed-speed wind turbines', Renewable Energy, 34, pp. 591 - 596, http://dx.doi.org/10.1016/j.renene.2008.05.029
    Journal articles | 2009
    Ravishankar J; R P K, 2009, 'FACTS Controllers for Grid Connected Wind Energy Conversion Systems', Journal of Solar Energy Engineering - Transactions of the ASME, 131, pp. 011008-1 - 011008-7, http://dx.doi.org/10.1115/1.3028040
    Journal articles | 2007
    Ravishankar J; R P K, 2007, 'Rotor Speed Stability of Grid Connected Wind Energy Conversion Systems', Wind Engineering, 31, pp. 475 - 485, http://dx.doi.org/10.1260/030952407784079726
    Journal articles | 2006
    Ravishankar J; R P K, 2006, 'Analysis of the Impact of Interconnecting Wind Turbine Generators to the Utility Grid', Wind Engineering, 30, pp. 303 - 315, http://dx.doi.org/10.1260/030952406779295435
  • Conference Papers | 2023
    Rokh SB; Zhang R; Ravishankar J; Saberi H; Fletcher J, 2023, 'Real-Time Optimization of Microgrid Energy Management Using Double Deep Q-Network', in 2023 IEEE Power and Energy Society Innovative Smart Grid Technologies Conference, ISGT 2023, IEEE, presented at 2023 IEEE Power & Energy Society Innovative Smart Grid Technologies Conference (ISGT), 16 January 2023 - 19 January 2023, http://dx.doi.org/10.1109/ISGT51731.2023.10066355
    Conference Papers | 2023
    Thattai K; Ravishankar J; Li C, 2023, 'Consumer-Centric Home Energy Management System Using Trust Region Policy Optimization- Based Multi-Agent Deep Reinforcement Learning', in 2023 IEEE Belgrade PowerTech, PowerTech 2023, IEEE, presented at 2023 IEEE Belgrade PowerTech, 25 June 2023 - 29 June 2023, http://dx.doi.org/10.1109/PowerTech55446.2023.10202803
    Conference Papers | 2022
    Chai H; Ravishankar J; Krishnan S; Priestley M, 2022, 'Work-in-Progress: A Holistic Approach to Bridging the Gap between Power Engineering Education and Electric Power Industry', in IEEE Global Engineering Education Conference, EDUCON, IEEE, pp. 2044 - 2048, presented at 2022 IEEE Global Engineering Education Conference (EDUCON), 28 March 2022 - 31 March 2022, http://dx.doi.org/10.1109/EDUCON52537.2022.9766552
    Conference Papers | 2022
    Chai H; Tomeo-Reyes I; Ravishankar J, 2022, 'Identifying effective strategies for integrating emerging technical concepts in a first-year engineering course', in 33rd Australasian Association for Engineering Education Conference (AAEE 2022): Future of Engineering Education, Australasian Association for Engineering Education (AAEE), a Technical Society of Engineers Australia, Sydney, Australia, pp. 379 - 387, presented at 33rd Australasian Association for Engineering Education Conference (AAEE 2022), Sydney, Australia, 04 December 2022 - 07 December 2022, https://search.informit.org/doi/abs/10.3316/informit.896426579202658
    Conference Papers | 2022
    Jones C; Sahoo A; Ravishankar J; Nikolakakos I; Ghaoud T, 2022, 'Grid Fault Resilient Hybrid Grid Synchronization for Single-Phase Solar Inverter', in IEEE International Symposium on Industrial Electronics, IEEE, pp. 436 - 441, presented at 2022 IEEE 31st International Symposium on Industrial Electronics (ISIE), 01 June 2022 - 03 June 2022, http://dx.doi.org/10.1109/ISIE51582.2022.9831556
    Conference Papers | 2022
    Liang X; Ravishankar J, 2022, 'Voltage Stability Indices for Islanded Microgrids', in 2022 32nd Australasian Universities Power Engineering Conference (AUPEC), IEEE, presented at 2022 32nd Australasian Universities Power Engineering Conference (AUPEC), 26 September 2022 - 28 September 2022, http://dx.doi.org/10.1109/aupec58309.2022.10215792
    Conference Papers | 2022
    Wang Y; Chai H; Ravishankar J, 2022, 'Statistical Analysis Methods in Engineering Education Research: A state-of-the-art Review', in IEEE Global Engineering Education Conference, EDUCON, IEEE, pp. 438 - 444, presented at 2022 IEEE Global Engineering Education Conference (EDUCON), 28 March 2022 - 31 March 2022, http://dx.doi.org/10.1109/EDUCON52537.2022.9766391
    Conference Papers | 2021
    Chai H; Ravishankar J; Meng K; Priestley M, 2021, 'Improved power engineering curriculum: Analysis in a year 3 course in electrical engineering', in IEEE Global Engineering Education Conference, EDUCON, IEEE, pp. 701 - 705, presented at 2021 IEEE Global Engineering Education Conference (EDUCON), 21 April 2021 - 23 April 2021, http://dx.doi.org/10.1109/EDUCON46332.2021.9453908
    Conference Papers | 2021
    Krishnan S; Ravishankar J; Wijeyanayake C, 2021, 'Supporting international student learning in an online environment', in 9th Research in Engineering Education Symposium and 32nd Australasian Association for Engineering Education Conference, REES AAEE 2021: Engineering Education Research Capability Development, Research in Enineering Education Network (REEN), pp. 1145 - 1146, presented at 9th Research in Engineering Education Symposium & 32nd Australasian Association for Engineering Education Conference, 05 December 2021 - 08 December 2021, http://dx.doi.org/10.52202/066488-0139
    Conference Papers | 2021
    Ravishankar J; Thite S; Tomeo-Reyes I; Khatamianfar A, 2021, 'Online Versus In-person Teamwork: A Program-Wide Study', in 9th Research in Engineering Education Symposium and 32nd Australasian Association for Engineering Education Conference, REES AAEE 2021: Engineering Education Research Capability Development, Research in Enineering Education Network (REEN), pp. 518 - 526, presented at 9th Research in Engineering Education Symposium & 32nd Australasian Association for Engineering Education Conference, 05 December 2021 - 08 December 2021, http://dx.doi.org/10.52202/066488-0057
    Conference Papers | 2021
    Thite S; Ravishankar J; Ortiz AM; Ambikairajah E, 2021, 'Work in Progress: Review of Teaching Strategies towards Development of a Framework for Online Teamwork', in ASEE Annual Conference and Exposition, Conference Proceedings
    Conference Papers | 2020
    Chai H; Priestley M; Tang X; Ravishankar J, 2020, 'Implementation of microgrid virtual laboratory in a design course in electrical engineering', in Proceedings of 2020 IEEE International Conference on Teaching, Assessment, and Learning for Engineering, TALE 2020, pp. 509 - 515, http://dx.doi.org/10.1109/TALE48869.2020.9368350
    Conference Papers | 2020
    Sahoo A; Ravishankar J; Ciobotaru M; Padmanaban S, 2020, 'Improved Low Voltage Ride-Through Performance of Single-phase Power Converters using Hybrid Grid Synchronization', in IECON Proceedings (Industrial Electronics Conference), pp. 3685 - 3690, http://dx.doi.org/10.1109/IECON43393.2020.9254513
    Conference Papers | 2019
    Ahmed B; Kagita M; Wijenayake CA; Ravishankar J, 2019, 'Implementation Guidelines for an Automated Grading Tool to Assess Short Answer Questions on Digital Circuit Design Course', in Proceedings of 2018 IEEE International Conference on Teaching, Assessment, and Learning for Engineering, TALE 2018, pp. 1142 - 1145, http://dx.doi.org/10.1109/TALE.2018.8615228
    Conference Papers | 2019
    Ali M; Sahoo A; Nurdin HI; Ravishankar J; Fletcher JE, 2019, 'On the Power Sharing Dynamics of Parallel-Connected Virtual Oscillator-Controlled and Droop-Controlled Inverters in an AC Microgrid', in IECON Proceedings (Industrial Electronics Conference), pp. 3931 - 3936, http://dx.doi.org/10.1109/IECON.2019.8927510
    Conference Papers | 2019
    Arunan A; Ravishankar J; Ambikairajah E, 2019, 'Centralized Voltage Signal-Based Fault Detection and Classification for Islanded AC Microgrid', in 7th International Conference on Smart Grid, icSmartGrid 2019, pp. 33 - 38, http://dx.doi.org/10.1109/icSmartGrid48354.2019.8990761
    Conference Papers | 2019
    Arunan A; Ravishankar J; Ambikairajah E, 2019, 'Differential Fault Detection Scheme for Islanded AC Microgrids Using Digital Signal Processing and Machine Learning Techniques', in 2019 9th International Conference on Power and Energy Systems, ICPES 2019, http://dx.doi.org/10.1109/ICPES47639.2019.9105433
    Conference Papers | 2019
    Duffy G; Sorby S; Reves PR; Delahunty T; Perez L; Ravishankar J, 2019, 'The Link between Spatial Skills and Engineering Problem-Solving', in Proceedings of 2018 IEEE International Conference on Teaching, Assessment, and Learning for Engineering, TALE 2018, pp. 272 - 278, http://dx.doi.org/10.1109/TALE.2018.8615193
    Conference Papers | 2019
    Karunanayake C; Ravishankar J; Dong ZY, 2019, 'A Novel Torsional Vibration Mitigation Strategy for DFIG Based Wind Turbines', in 7th International Conference on Smart Grid, icSmartGrid 2019, pp. 27 - 32, http://dx.doi.org/10.1109/icSmartGrid48354.2019.8990727
    Conference Papers | 2019
    Mahmud K; Sahoo AK; Ravishankar J, 2019, 'A Day-Ahead Peak Shaving Strategy Using Aggregated Electric Vehicles', in 2019 IEEE Energy Conversion Congress and Exposition, ECCE 2019, IEEE, pp. 6749 - 6753, presented at 2019 IEEE Energy Conversion Congress and Exposition (ECCE), 29 September 2019 - 03 October 2019, http://dx.doi.org/10.1109/ECCE.2019.8912494
    Conference Papers | 2019
    Ravishankar J; Thite S; Jain A; Akram S; Qureshi A, 2019, 'Complete Flipping of a Large Advanced Analytical Course: Engaging Students as Partners', in Proceedings of 2018 IEEE International Conference on Teaching, Assessment, and Learning for Engineering, TALE 2018, pp. 99 - 106, http://dx.doi.org/10.1109/TALE.2018.8615446
    Conference Papers | 2019
    Sahoo A; Arunan A; Mahmud K; Ravishankar J; Nizami MSH; Hossain MJ, 2019, 'Teager-Huang based Fault Detection in Inverter-interfaced AC Microgrid', in Proceedings - 2019 IEEE International Conference on Environment and Electrical Engineering and 2019 IEEE Industrial and Commercial Power Systems Europe, EEEIC/I and CPS Europe 2019, IEEE, presented at 2019 IEEE International Conference on Environment and Electrical Engineering and 2019 IEEE Industrial and Commercial Power Systems Europe (EEEIC / I&CPS Europe), 11 June 2019 - 14 June 2019, http://dx.doi.org/10.1109/EEEIC.2019.8783453
    Conference Papers | 2019
    Sahoo A; Mahmud K; Ciobotaru M; Ravishankar J, 2019, 'Adaptive Grid Synchronization Technique for Single-phase Inverters in AC Microgrid', in 2019 IEEE Energy Conversion Congress and Exposition, ECCE 2019, IEEE, pp. 4441 - 4446, presented at 2019 IEEE Energy Conversion Congress and Exposition (ECCE), 29 September 2019 - 03 October 2019, http://dx.doi.org/10.1109/ECCE.2019.8911834
    Conference Papers | 2018
    Arunan A; Ravishankar J; Ambikairajah E, 2018, 'A Review of Disturbance Detection in Islanded Microgrids', in 2018 IEEE 9th International Conference on Information and Automation for Sustainability, ICIAfS 2018, http://dx.doi.org/10.1109/ICIAFS.2018.8913343
    Conference Papers | 2018
    Arunan A; Ravishankar J; Ambikairajah E, 2018, 'Real time stability enhancement for islanded microgrids', in 2017 IEEE Innovative Smart Grid Technologies - Asia: Smart Grid for Smart Community, ISGT-Asia 2017, pp. 1 - 5, http://dx.doi.org/10.1109/ISGT-Asia.2017.8378325
    Conference Papers | 2018
    Arunan A; Ravishankar J; Ambikairajah E, 2018, 'Real-time disturbance detection in LV islanded microgrid', in Proceedings of International Conference on Harmonics and Quality of Power, ICHQP, pp. 1 - 6, http://dx.doi.org/10.1109/ICHQP.2018.8378894
    Conference Papers | 2018
    MSH N; M.J. H; Mahmud K; Jayashri R, 2018, 'Energy Cost Optimization and DER Scheduling for Unified Energy Management System of Residential Neighborhood', in Proceedings - 2018 IEEE International Conference on Environment and Electrical Engineering and 2018 IEEE Industrial and Commercial Power Systems Europe, EEEIC/I and CPS Europe 2018, 2018 IEEE International Conference on Environment and Electrical Engineering and 2018 IEEE Industrial and Commercial Power Systems Europe (EEEIC / I&CPS Europe), Palermo, Italy, presented at 2018 IEEE International Conference on Environment and Electrical Engineering and 2018 IEEE Industrial and Commercial Power Systems Europe (EEEIC / I&CPS Europe), Palermo, Italy, 12 June 2018 - 15 June 2018, http://dx.doi.org/10.1109/EEEIC.2018.8493732
    Conference Papers | 2018
    Mahmud K; M.S.H. N; M. J. H; Jayashri R, 2018, 'A Home-to-Home Energy Sharing Process for Domestic Peak Load Management', in Proceedings - 2018 IEEE International Conference on Environment and Electrical Engineering and 2018 IEEE Industrial and Commercial Power Systems Europe, EEEIC/I and CPS Europe 2018, 2018 IEEE International Conference on Environment and Electrical Engineering and 2018 IEEE Industrial and Commercial Power Systems Europe (EEEIC / I&CPS Europe), Palermo, Italy, presented at 2018 IEEE International Conference on Environment and Electrical Engineering and 2018 IEEE Industrial and Commercial Power Systems Europe (EEEIC / I&CPS Europe), Palermo, Italy, 12 June 2018 - 15 June 2018, http://dx.doi.org/10.1109/EEEIC.2018.8493807
    Conference Papers | 2018
    Malik A; Ravishankar J; MacGill I, 2018, 'Integration of load scheduling and direct load control for effective demand management', in CIEEC 2017 - Proceedings of 2017 China International Electrical and Energy Conference, pp. 235 - 240, http://dx.doi.org/10.1109/CIEEC.2017.8388452
    Conference Papers | 2018
    Sahoo A; Ciobotaru M; Ravishankar J, 2018, 'A Novel Communication-less Frequency Restoration Technique in Droop Controlled Inverter-based Islanded AC Microgrid', in Proceedings of 2018 IEEE International Conference on Power Electronics, Drives and Energy Systems, PEDES 2018, http://dx.doi.org/10.1109/PEDES.2018.8707686
    Conference Papers | 2018
    Sahoo A; Thattai K; Ravishankar J; Ciobotaru M, 2018, 'Power-sharing based on open-loop synchronization of Inverters in an Islanded AC Microgrid', in Proceedings: IECON 2018 - 44th Annual Conference of the IEEE Industrial Electronics Society, pp. 237 - 242, http://dx.doi.org/10.1109/IECON.2018.8591713
    Conference Papers | 2018
    Sahoo A; Thattai K; Ravishankar J, 2018, 'Fault Detection in an Islanded Inverter Based Microgrid Using Recurrence Plot Analysis', in International Conference on Innovative Smart Grid Technologies, ISGT Asia 2018, pp. 658 - 663, http://dx.doi.org/10.1109/ISGT-Asia.2018.8467862
    Conference Papers | 2018
    Thattai K; Sahoo A; Ravishankar J, 2018, 'On-line and off-line fault detection techniques for inverter based islanded microgrid', in Proceedings - 2018 IEEE 12th International Conference on Compatibility, Power Electronics and Power Engineering, CPE-POWERENG 2018, pp. 1 - 6, http://dx.doi.org/10.1109/CPE.2018.8372503
    Conference Papers | 2018
    Thattai K; Sahoo A; Ravishankar J, 2018, 'Teager energy operator based fault detection and classification technique for converter dominated autonomous AC microgrid', in Proceedings: IECON 2018 - 44th Annual Conference of the IEEE Industrial Electronics Society, pp. 294 - 299, http://dx.doi.org/10.1109/IECON.2018.8591762
    Conference Papers | 2018
    Wang Y; Kong Y; Ravishankar J; Phung T; Ngoc Le P, 2018, 'ANALYSIS and DETECTION of TRANSIENTS in ISLANDED MICRO-GRIDS USING WAVELET TRANSFORMATION', in 2018 5th International Conference on Electric Power and Energy Conversion Systems, EPECS 2018, http://dx.doi.org/10.1109/EPECS.2018.8443566
    Conference Papers | 2017
    Arunan A; Ravishankar J; Ambikairajah E, 2017, 'Real Time Stability Enhancement for Islanded Microgrids', in 2017 IEEE INNOVATIVE SMART GRID TECHNOLOGIES - ASIA (ISGT-ASIA), IEEE, NEW ZEALAND, Univ Auckland, Auckland, pp. 62 - 66, presented at 7th IEEE Innovative Smart Grid Technologies - Asia (ISGT-Asia), NEW ZEALAND, Univ Auckland, Auckland, 04 December 2017 - 07 December 2017, https://www.webofscience.com/api/gateway?GWVersion=2&SrcApp=PARTNER_APP&SrcAuth=LinksAMR&KeyUT=WOS:000435854300012&DestLinkType=FullRecord&DestApp=ALL_WOS&UsrCustomerID=891bb5ab6ba270e68a29b250adbe88d1
    Conference Abstracts | 2017
    Griffith SJ; liu A; ravishankar J, (eds.), 2017, 'Building an Engineering Education Publication Portfolio - Reflections of Scholarly Teachers', in UNSW Engineering Education Showcase 2017 Dream Dare Do, UNSW Engineering, UNSW Sydney Australia, pp. 35 - 35, presented at UNSW Engineering Showcase 2017 Dream Dare Do, UNSW Sydney Australia, 08 June 2017 - 08 June 2017, https://unsw.sharepoint.com/sites/ENG/Shared%20Documents/Forms/AllItems.aspx?id=/sites/ENG/Shared%20Documents/ENGEDSC2017Bookfinal.pdf&parent=/sites/ENG/Shared%20Documents
    Conference Papers | 2017
    Ravishankar J; Jones N, 2017, 'Online design of an advanced analytical engineering course: Outcome of a pilot implementation', in Proceedings of 2017 IEEE International Conference on Teaching, Assessment and Learning for Engineering, TALE 2017, pp. 277 - 282, http://dx.doi.org/10.1109/TALE.2017.8252347
    Conference Abstracts | 2017
    Ravishankar J, (eds.), 2017, 'Improving student engagement in online platforms', in UNSW Engineering Showcase 2017 Dream Dare Do, UNSW Engineering, UNSW Sydney Australia, pp. 11 - 11, presented at UNSW Engineering Showcase 2017 Dream Dare Do, UNSW Sydney Australia, 08 June 2017 - 08 June 2017, https://unsw.sharepoint.com/sites/ENG/Shared%20Documents/Forms/AllItems.aspx?id=/sites/ENG/Shared%20Documents/ENGEDSC2017Bookfinal.pdf&parent=/sites/ENG/Shared%20Documents
    Conference Papers | 2017
    Skinner I; Ravishankar J; Dalton H, 2017, 'Senior students as peer-teachers in laboratory classes: Impacts and insights', in Proceedings of 2016 IEEE International Conference on Teaching, Assessment and Learning for Engineering, TALE 2016, pp. 323 - 327, http://dx.doi.org/10.1109/TALE.2016.7851815
    Conference Papers | 2016
    Malik A; Ravishankar J, 2016, 'A novel hybrid control strategy for demand response in smart grids', in IEEE PES Innovative Smart Grid Technologies Conference Europe, IEEE, Melbourne, AUSTRALIA, pp. 765 - 770, presented at IEEE Innovative Smart Grid Technologies - Asia (ISGT-Asia), Melbourne, AUSTRALIA, 28 November 2016 - 01 December 2016, http://dx.doi.org/10.1109/ISGT-Asia.2016.7796481
    Conference Papers | 2016
    Malik A; Ravishankar J, 2016, 'A review of demand response techniques in smart grids', in 2016 IEEE Electrical Power and Energy Conference, EPEC 2016, http://dx.doi.org/10.1109/EPEC.2016.7771745
    Conference Papers | 2016
    Wang Y; Ravishankar J; Le PN; Phung T, 2016, 'Analysis of transients in a micro-grid using wavelet transformation', in 2016 IEEE Electrical Power and Energy Conference, EPEC 2016, http://dx.doi.org/10.1109/EPEC.2016.7771692
    Conference Papers | 2016
    Zafar R; Ravishankar J; Pota HR, 2016, 'Centralized control of step voltage regulators and energy storage system under high photovoltaic penetration', in IEEE PES Innovative Smart Grid Technologies Conference Europe, pp. 511 - 516, http://dx.doi.org/10.1109/ISGT-Asia.2016.7796437
    Conference Papers | 2016
    Zafar R; Ravishankar J, 2016, 'Coordinated control of step voltage regulator and D-STATCOM in the presence of distributed photovoltaic systems', in 2016 IEEE International Conference on Power System Technology, POWERCON 2016, http://dx.doi.org/10.1109/POWERCON.2016.7753847
    Conference Papers | 2015
    Barik MA; Pota HR; Ravishankar J, 2015, 'Hierarchical control approach for microgrid load sharing with renewable energy sources', in IEEE Power and Energy Society General Meeting, http://dx.doi.org/10.1109/PESGM.2015.7286006
    Conference Papers | 2015
    Ravishankar J; Epps J; Ladouceur F; Eaton R; Ambikairajah E, 2015, 'Using iPads/Tablets as a teaching tool: Strategies for an electrical engineering classroom', in Proceedings of IEEE International Conference on Teaching, Assessment and Learning for Engineering: Learning for the Future Now, TALE 2014, pp. 246 - 251, http://dx.doi.org/10.1109/TALE.2014.7062634
    Conference Papers | 2015
    Vo T; Ravishankar J; Nurdin HI; Fletcher J, 2015, 'LPV controllers for a DFIG in a microgrid under unbalanced conditions', in 2015 IEEE 15th International Conference on Environment and Electrical Engineering, EEEIC 2015 - Conference Proceedings, pp. 1475 - 1480, http://dx.doi.org/10.1109/EEEIC.2015.7165389
    Conference Papers | 2015
    Wang Y; Phung T; Ravishankar J, 2015, 'Impact of battery storage on micro-grid transient performance', in IEEE Region 10 Annual International Conference, Proceedings/TENCON, http://dx.doi.org/10.1109/TENCON.2014.7022448
    Conference Papers | 2015
    Wang Y; Phung TT; Ravishankar J, 2015, 'Fault Analysis of an Islanded Micro-grid with Doubly Fed Induction Generator Based Wind Turbine', in Fault Analysis of an Islanded Micro-grid with Doubly Fed Induction Generator Based Wind Turbine, 23rd Int. Conf. and Exhibition on Electricity Distribution (CIRED), Lyon, France, presented at 23rd Int. Conf. and Exhibition on Electricity Distribution (CIRED), Lyon, France, 15 June 2015 - 18 June 2015, http://cired.net/publications/cired2015/papers/CIRED2015_0598_final.pdf
    Conference Papers | 2015
    Yunqi W; Toan P; Ravishankar J, 2015, 'Simulation and experimental performance analysis of micro-grid based distributed energy resources', in 2014 IEEE Green Energy and Systems Conference, IGESC 2014, pp. 15 - 21, http://dx.doi.org/10.1109/IGESC.2014.7018634
    Conference Papers | 2015
    Zhang Y; Ravishankar J; Li R, 2015, 'Modelling and control of modular multi-level converter based HVDC systems using symmetrical components', in 2015 IEEE 15th International Conference on Environment and Electrical Engineering, EEEIC 2015 - Conference Proceedings, pp. 1910 - 1915, http://dx.doi.org/10.1109/EEEIC.2015.7165464
    Conference Papers | 2014
    Allen PM; Ravishankar J, 2014, 'A sustainable approach to attracting, retaining and supporting women in undergraduate electrical engineering', in Proceedings of IEEE International Conference on Teaching, Assessment and Learning for Engineering: Learning for the Future Now, Institute of Electrical and Electronics Engineers Inc, Wellington, New Zealand, pp. 359 - 364, presented at TALE 2014, Wellington, New Zealand, 08 December 2014 - 10 December 2014, http://dx.doi.org/10.1109/TALE.2014.7062563
    Conference Papers | 2014
    Islam RR; Liao M; Vo TH; Ravishankar J, 2014, 'Experimental setup of a microgrid with wind and solar power emulators', in Proceedings of the 2014 IEEE 2nd International Conference on Electrical Energy Systems, ICEES 2014, pp. 9 - 14, http://dx.doi.org/10.1109/ICEES.2014.6924133
    Conference Papers | 2013
    Allen P; Epps J; Ravishankar J, 2013, 'Sparking the next generation: Exposing, engaging and enrolling students in electrical engineering', in Proceedings of 2013 IEEE International Conference on Teaching, Assessment and Learning for Engineering, TALE 2013, pp. 201 - 206, http://dx.doi.org/10.1109/TALE.2013.6654429
    Conference Papers | 2013
    Ambikairajah R; Phung BT; Ravishankar J, 2013, 'Modelling and Classifying Partial Discharge Waveforms', in Modelling and Classifying Partial Discharge Waveforms, 18th International Symposium on High Voltage Engineering, Seoul, South Korea, pp. 1004 - 1008, presented at 18th International Symposium on High Voltage Engineering, Seoul, South Korea, 25 August 2013 - 30 August 2013
    Conference Papers | 2013
    Barik MA; Pota HR; Ravishankar J, 2013, 'A Decentralized Coordinated Controller for Load Sharing in a Microgrid with Renewable Generation', in IEEE Power and Energy Society General Meeting, IEEE, USA, presented at IEEE PESGM, Vancouver, Canada, 21 July 2013 - 25 July 2013, http://dx.doi.org/10.1109/PESMG.2013.6672158
    Conference Papers | 2013
    Barik MA; Pota HR; Ravishankar J, 2013, 'An Automatic Load Sharing Approach for a DFIG Based Wind Generator in a Microgrid', in 8th IEEE Conference on Industrial Electronics and Applications, ICIEA 2013, IEEE, IEEE, pp. 589 - 594, presented at 8th IEEE Conference on Industrial Electronics and Applications (ICIEA), 2013, Melbourne, Australia, 19 June 2013 - 21 June 2013, http://dx.doi.org/10.1109/ICIEA.2013.6566437
    Conference Papers | 2013
    Mirhosseini M; Agelidis VG; Ravishankar J, 2013, 'Modelling of Large-Scale Grid-Connected Photovoltaic Systems: Static Grid Support by Reactive Power Control', in IEEE Power and Energy Society Conference and Exposition in Africa: Intelligent Grid Integration of Renewable Energy Resources, PowerAfrica 2012, IEEE, Johannesburg, South Africa, presented at IEEE PES PowerAfrica 2012, Johannesburg, South Africa, 09 July 2013 - 13 July 2013, http://dx.doi.org/10.1109/PowerAfrica.2012.6498626
    Conference Papers | 2013
    Ravishankar J; Fletcher J; Zhang D, 2013, 'Electrical power engineering education at UNSW', in 2013 Australasian Universities Power Engineering Conference, AUPEC 2013, http://dx.doi.org/10.1109/aupec.2013.6725410
    Conference Papers | 2013
    Ravishankar J; King S, 2013, 'Electrical safety in engineering education: Teaching strategies for postgraduates', in Proceedings of 2013 IEEE International Conference on Teaching, Assessment and Learning for Engineering, TALE 2013, pp. 196 - 200, http://dx.doi.org/10.1109/TALE.2013.6654428
    Conference Papers | 2012
    Ahsanullah K; Ravishankar J, 2012, 'Fault ride-through of doubly-fed induction generators', in 2012 International Conference on Power, Signals, Controls and Computation, EPSCICON 2012, Thrissur, Kerala, presented at 2012 International Conference on Power, Signals, Controls and Computation, EPSCICON, Thrissur, Kerala, 03 January 2012 - 06 January 2012, http://dx.doi.org/10.1109/EPSCICON.2012.6175257
    Conference Papers | 2012
    Ambikairajah R; Phung BT; Ravishankar J, 2012, 'A filter-bank approach for extracting features for the classification of partial discharge signals in high voltage XLPE cables', in A filter-bank approach for extracting features for the classification of partial discharge signals in high voltage XLPE cables, Institute of High Voltage and High Current, Malaysia, presented at 16th Asian Conference on Electrical Discharge (ACED 2012), Johor Bahru, Malaysia, 10 December 2012 - 12 December 2012
    Conference Papers | 2012
    Ambikairajah R; Phung BT; Ravishankar J, 2012, 'The Modeling of Partial Discharge Waveforms in Power Systems Equipment', in 10th International Power and Energy Conference, IPEC 2012, IEEE, Piscataway, NJ, pp. 687 - 691, presented at The 10th International Power and Energy Conference, Ho Chi Minh City, Vietnam, 12 December 2012 - 13 December 2012, http://dx.doi.org/10.1109/ASSCC.2012.6523352
    Conference Papers | 2012
    Ravishankar J; Allen P; Eaton RP; Ambikairajah E; Redmond SJ, 2012, 'Taste of Electrical Engineering Workshops for High School Students', in Proceedings of IEEE International Conference on Teaching, Assessment, and Learning for Engineering, TALE 2012, IEEE, Hong Kong, pp. T2D-14 - T2D-18, presented at 1st IEEE International Conference on Teaching, Assessment, and Learning for Engineering, TALE 2012, Hong Kong, 20 August 2012 - 23 August 2012, http://dx.doi.org/10.1109/TALE.2012.6360394
    Conference Papers | 2011
    Ambikairajah R; Phung BT; Ravishankar J; Blackburn TR; Liu Z, 2011, 'Detection of partial discharge signals in high voltage XLPE cables using time domain features', in 2011 Electrical Insulation Conference, EIC 2011, IEEE Computer Society, Piscataway, NJ, USA, pp. 364 - 367, presented at 30th Electrical Insulation Conference, EIC 2011, Annapolis, MD, United States, 05 June 2011 - 08 June 2011, http://dx.doi.org/10.1109/EIC.2011.5996179
    Conference Papers | 2011
    Ambikairajah R; Phung BT; Ravishankar J; Blackburn TR; Liu Z, 2011, 'NOVEL FREQUENCY DOMAIN FEATURES FOR THE PATTERN CLASSIFICATION OF PARTIAL DISCHARGE SIGNALS', in 17th International Symposium on High Voltage Engineering (ISH’11), VDE Verlag, Berlin, pp. 1 - 4, presented at XVII International Symposium on High Voltage Engineering, Hannover, Germany, 22 August 2011 - 26 August 2011, http://www.ish2011.org/
    Conference Papers | 2010
    Phung BT; Ambikairajah R; Ravishankar J, 2010, 'Smart Sensors and Online Condition Monitoring of High Voltage Cables for the Smart Grid', in Smart Sensors and Online Condition Monitoring of High Voltage Cables for the Smart Grid, IEEE, Cairo, Egypt, pp. 807 - 811, presented at 14th International Middle East Power Systems Conference (MEPCON 2010), Cairo, Egypt, 19 December 2010 - 21 December 2010, http://www.sdaengineering.com/MEPCON10/Papers/289.pdf
    Conference Papers | 2010
    Ravishankar J; Rahman MF, 2010, 'Dynamic compensators for grid connected wind farms', in 2010 Joint International Conference on Power Electronics, Drives and Energy Systems, PEDES 2010 and 2010 Power India, IEEE, Piscataway, USA, pp. 1 - 6, presented at 2010 Joint International Conference on Power Electronics, Drives and Energy Systems, PEDES 2010 and 2010 Power India, New Delhi, India, 20 December 2010 - 23 December 2010, http://dx.doi.org/10.1109/PEDES.2010.5712467
    Conference Papers | 2010
    Ravishankar J; Rahman MF, 2010, 'Performance Enhancement of Grid Connected Wind Energy Conversion Systems', in Performance Enhancement of Grid Connected Wind Energy Conversion Systems, IEEE, Cairo, presented at Fourteenth International Middle East Power Systems Conference, Cairo, 19 December 2010 - 21 December 2010, http://www.sdaengineering.com/MEPCON10/Papers/116.pdf
    Conference Papers | 2006
    Ravishankar J; R P K, 2006, 'Steady State Analysis of Wind Turbine Generators Interconnected to the Grid', in 2006 IEEE PES Power Systems Conference and Exposition, PSCE 2006 - Proceedings, Atlanta, USA, pp. 1273 - 1279, presented at IEEE Power systems conference and exhibition, Atlanta, USA, 29 October 2006 - 01 November 2006, http://dx.doi.org/10.1109/PSCE.2006.296489