Ermakov, Andrei, Rose-Butcher, Jack L. and Ringwood, John (2024) On the value of Fano resonance in wave energy converters. Applied Ocean Research, 153 (104276). ISSN 01411187
Ermakov, Andrei, Rose-Butcher, Jack L., Stepanyants, Yury and Ringwood, John (2024) Exploiting Fano resonance in wave energy systems. IFAC-PapersOnLine, 58 (20). pp. 380-385. ISSN 2405-8963
Faedo, Nicolás, Mosquera, Facundo D., Pasta, Edoardo, Papini, Guglielmo, Peña-Sanchez, Yerai, Evangelista, Carolina A., Ferri, Francesco, Ringwood, John and Puleston, Paul (2024) Experimental assessment of combined sliding mode & moment-based control (SM2C) for arrays of wave energy conversion systems. Control Engineering Practice, 144. p. 105818. ISSN 09670661
García-Violini, Demián, Peña-Sanchez, Yerai, Faedo, Nicolás, Bianchi, Fernando and Ringwood, John (2024) A model invalidation procedure for wave energy converters with experimental assessment and implications for control. Control Engineering Practice, 143. p. 105778. ISSN 09670661
Ermakov, Andrei, Thiebaut, Florent and Ringwood, John (2023) Experimental evaluation of phase and velocity control for a cyclorotor wave energy converter. Proceedings of the European Wave and Tidal Energy Conference, 15. pp. 1-8.
Ermakov, Andrei, Thiebaut, Florent, Payne, Grégory S. and Ringwood, John (2023) Validation of a control-oriented point vortex model for a cyclorotor-based wave energy device. Journal of Fluids and Structures, 119 (103875). ISSN 0889-9746
Noble, Sandra-Carina, Woods, Eva, Ward, Tomas and Ringwood, John (2023) Adaptive P300-Based Brain-Computer Interface for Attention Training: Protocol for a Randomized Controlled Trial. JMIR Research Protocols, 12 (e46135). ISSN 1929-0748
Ermakov, Andrei, Thiebaut, Florent, Payne, Grégory S. and Ringwood, John (2023) Analytical study of pre-stall hydrofoil experimental data for a cyclorotor-based wave energy converter. Oceans 2023. pp. 1-9.
Farajvand, Mahdiyeh, García-Violini, Demián and Ringwood, John (2023) Characterising uncertainty and external disturbance sources in wave tank experiments for wave energy converter modelling. Proceedings of the 15th European Wave and Tidal Energy Conference. pp. 1-10.
Ringwood, John, Zhan, Siyuan and Faedo, Nicolás (2023) Empowering wave energy with control technology: Possibilities and pitfalls. Annual Reviews in Control, 55. pp. 18-44. ISSN 1367-5788
Faedo, Nicolás, Peña-Sanchez, Yerai, Garcia-Violini, Demián, Ferri, Francesco, Mattiazzo, Giuliana and Ringwood, John (2023) Experimental assessment and validation of energy-maximising moment-based optimal control for a prototype wave energy converter. Control Engineering Practice, 133 (105454). pp. 1-15. ISSN 0967-0661
Pasta, Edoardo, Papini, Guglielmo, Carapellese, Fabio, Faedo, Nicolás and Ringwood, John (2023) Experimental assessment of an unknown-input estimator for a nonlinear wave energy converter. IFAC-PapersOnLine, 56 (2). pp. 11711-11716. ISSN 2405-8963
Martinez-Iturricastillo, Nahia, Ulazia, Alain and Ringwood, John (2023) Long term wave load trends against offshore monopile structures: A case study in the Bay of Biscay. Proceedings of the European Wave and Tidal Energy Conference, 15. pp. 1-7. ISSN 2706-6932
McLeod, Iain, Clemente, Daniel, Santos, Paulo Rosa, Pinto, Francisco Taveira, Rosati, Marco and Ringwood, John (2023) Mathematical Modelling of a TENG-Powered Data Buoy. OCEANS 2023. pp. 1-10.
Celesti, Maria Luisa, Paduano, Bruno, Peña-Sanchez, Yerai, Pasta, Edoardo, Faedo, Nicolás and Ringwood, John (2023) On the behaviour of a combined wind-wave energy conversion platform under energy-maximising control conditions. OCEANS 2023. pp. 1-6.
Said, Hafiz Ahsan, Costello, Shaun and Ringwood, John (2023) On the complementarity of wave, tidal, wind and solar resources in Ireland. Proceedings of the European Wave and Tidal Energy Conference, 15. pp. 1-6. ISSN 2706-6932
Farajvand, Mahdiyeh, García-Violini, Demián and Ringwood, John (2023) Representative linearised models for a wave energy converter using various levels of force excitation. Ocean Engineering, 270 (113635). pp. 1-9. ISSN 0029-8018
Skiarski, Agustina, Faedo, Nicolás and Ringwood, John (2023) Tidal barrage operation optimization using moment-based control. Proceedings of the European Wave and Tidal Energy Conference, 15. pp. 1-7. ISSN 2706-6932
Farajvand, Mahdiyeh, Grazioso, Valerio, García-Violini, Demián and Ringwood, John (2023) Uncertainty estimation in wave energy systems with applications in robust energy maximising control. Renewable Energy, 203. pp. 194-204. ISSN 0960-1481
Rosati, Marco and Ringwood, John (2023) Wave-to-Wire Efficiency Maximisation for Oscillating-Water-Column Systems. IFAC-PapersOnLine, 56 (2). pp. 10886-10891. ISSN 2405-8963
Chen, Shuai, Guo, Bingyong, Said, Hafiz A., Yang, Kunde and Ringwood, John (2023) Wave-to-wire modelling of a vibro-impact wave energy converter for ocean data buoys. IFAC-PapersOnLine, 56 (2). pp. 11735-11740. ISSN 2405-8963
Said, Hafiz Ahsan, García-Violini, Demián and Ringwood, John (2023) An improved linear time-varying reactive hydrodynamic control for a grid-connected wave energy conversion system. OCEANS 2023. pp. 1-9.
Ringwood, John, Tom, Nathan, Ferri, Francesco, Yu, Yi-Hsiang, Coe, Ryan G., Ruehl, Kelley, Bacelli, Giorgio, Shi, Shuo, Patton, Ron J., Tona, Paolino, Sabiron, Guillaume, Merigaud, Alexis, Ling, Bradley A. and Faedo, Nicolas (2023) The wave energy converter control competition (WECCCOMP): Wave energy control algorithms compared in both simulation and tank testing. Applied Ocean Research, 138 (103653). pp. 1-15. ISSN 0141-1187
Ermakov, Andrei and Ringwood, John (2022) A validated analytical model for a cyclorotor wave energy device. International Marine Energy Journal, 5 (2). pp. 201-208. ISSN 2631-5548
Ermakov, Andrei, Marie, Alice and Ringwood, John (2022) Optimal Control of Pitch and Rotational Velocity for a Cyclorotor Wave Energy Device. IEEE Transactions on Sustainable Energy, 13 (3). pp. 1631-1640. ISSN 1949-3029
Ermakov, Andrei, Ringwood, John and Marie, Alice (2022) Some Fundamental Results for Cyclorotor Wave Energy Converters for Optimum Power Capture. IEEE Transactions on Sustainable Energy, 13 (3). pp. 1869-1872. ISSN 1949-3029
Ringwood, John and Ermakov, Andrei (2022) ENERGY-MAXIMISING CONTROL PHILOSOPHY FOR A CYCLOROTOR WAVE ENERGY DEVICE. Proceedings of the ASME 2022 41st International Conference on Ocean, Offshore and Artic Engineering.
Ermakov, Andrei, Marie, Alice and Ringwood, John (2022) Optimal control of pitch and rotational velocity for a cyclorotor wave energy device. IEEE Transactions on Sustainable Energy, 13 (3). pp. 1631-1640. ISSN 1949-3029
Papini, Guglielmo, Dores Piuma, Francisco Javier Dores, Faedo, Nicolás, Ringwood, John and Mattiazzo, Giuliana (2022) Nonlinear Model Reduction by Moment-Matching for a Point Absorber Wave Energy Conversion System. Journal of Marine Science and Engineering, 10 (5). p. 656. ISSN 2077-1312
Faedo, Nicolás, Giorgi, G., Ringwood, John and Mattiazzo, Giuliana (2022) Optimal control of wave energy systems considering nonlinear Froude–Krylov effects: control-oriented modelling and moment-based control. Nonlinear Dyn.
Faedo, Nicolas, Bussi, Ulises, Pena-Sanchez, Yerai, Windt, Christian and Ringwood, John (2022) A Simple and Effective Excitation Force Estimator for Wave Energy Systems. IEEE Transactions on Sustainable Energy, 13 (1). pp. 241-250. ISSN 1949-3029
Ermakov, Andrei, Marie, Alice and Ringwood, John (2022) Some fundamental results for cyclorotor wave energy converters for optimum power capture. IEEE Transactions on Sustainable Energy, 13 (3). pp. 1869-1872. ISSN 1949-3029
Said, Hafiz Ahsan, García-Violini, Demián and Ringwood, John (2022) Wave-to-grid (W2G) control of a wave energy converter. Energy Conversion and Management: X, 14. p. 100190. ISSN 25901745
Kelly, Thomas, Zabala, Inaki, Peña-Sanchez, Yerai, Ringwood, John, Henriques, João and Blanco, Jesus M. (2022) A post-processing technique for removing ‘irregular frequencies’ and other issues in the results from BEM solvers. International Journal of Marine Energy, 5 (1). pp. 123-131. ISSN 2214-1669
Mosquera, F. D., Puleston, P. F., Evangelista, C. A. and Ringwood, John (2021) Analisis de Turbinas Undimotrices para Columna de ´ Agua Oscilante Operando en Maxima Extracci ´ on de ´ Energ´ıa. In: XIX Reunión de Trabajo en Procesamiento de la Información y Control, 3-5 November, San Juan Argentina.
Wang, LiGuo and Ringwood, John (2021) Ocean Energy Systems Wave Energy Modeling Task 10.4: Numerical Modeling of a Fixed Oscillating Water Column. Renewable Energy, 14 (6). ISSN 0960-1481
Moens de Haste, Diego, Pasta, Edoardo, Faedo, Nicolás and Ringwood, John (2021) Towards efficient extremum-seeking control of wave energy systems: possibilities and pitfalls. In: 14th European Wave and Tidal Energy Conference, 5-9th Sept 2021, Plymouth, UK.
Kelly, Thomas, Zabala, Inaki, Peña-Sanchez, Yerai, Penalba, Markel, Ringwood, John, Henriques, João and Blanco, Jesús (2021) A post-processing technique for addressing ‘irregular frequencies’ and other issues in the results from BEM solvers. In: 14th European Wave and Tidal Energy Conference, 5-9th Sept 2021, Plymouth, UK.
Noble, Sandra-Carina, Ward, Tomas and Ringwood, John (2021) Optimizing the Level of Challenge in Stroke Rehabilitation using Iterative Learning Control: a Simulation. In: 10th International IEE EMBS Conference on Neural Engineering, 4-6 May 2021, Virtual.
Windt, Christian, Untrau, Alix, Davidson, Josh, Ransley, Edward J. and Ringwood, John (2021) Assessing the validity of regular wave theory in a short physical wave flume using particle image velocimetry. Experimental Thermal and Fluid Science, 121. ISSN 0894-1777
Ermakov, Andrei and Ringwood, John (2021) A control-orientated analytical model for a cyclorotor wave energy device with N hydrofoils. Journal of Ocean Engineering and Marine Energy, 7. pp. 201-210. ISSN 2198-6444
Zabala, Inaki, Peña-Sanchez, Yerai, Kelly, Thomas, Henriques, João, Penalba, Markel, Faedo, Nicolás, Ringwood, John and Blanco, Jesus M. (2021) BEMRosetta: An open-source hydrodynamic coefficients converter and viewer integrated with Nemoh and FOAMM. In: 14th European Wave and Tidal Energy Conference, 5-9th Sept 2021, Plymouth, UK.
Jaramillo-Lopez, Fernando, Ringwood, John, Flannery, Brian and Murphy, J. (2021) Black-box modelling of a three-body hinge-barge wave energy device via forces responses. In: Developments in Renewable Energies Offshor. Taylor & Francis Group, pp. 231-237. ISBN 978-0-367-68131-9
Pasta, Edoardo, Faedo, Nicolas, Parrinello, Luca, Carapellese, Fabio, Ringwood, John and Mattiazzo, Giuliana (2021) Constraint handling in extremum-seeking control for wave energy systems: A case study. In: International Conference on Electrical, Computer, Communications and Mechatronics Engineering, 7-8 October 2021, Mauritius.
Faedo, Nicolás, García-Violini, Demián and Ringwood, John (2021) Controlling synchronization in a complex network of nonlinear oscillators via feedback linearisation and H∞-control. Chaos, Solitions and Fractals, 144. pp. 1-6. ISSN 0960-0779
Rosati, Marco, Kelly, Thomas, Violini, Demian Garcia and Ringwood, John (2021) Data-based hydrodynamic modelling of a fixed OWC wave energy converter. In: 14th European Wave and Tidal Energy Conference, 5-9th Sept 2021, Plymouth, UK.
Faedo, Nicolas, Dores Piuma, Francisco Javier, Giorgi, Giuseppe, Bracco, Giovanni, Ringwood, John and Mattiazzo, Giuliana (2021) Data-driven nonlinear model reduction by moment-matching for the ISWEC system. In: International Conference on Electrical, Computer, Communications and Mechatronics Engineering (ICECCME), 7-8 October 2021, Mauritius.
Ermakov, Andrei and Ringwood, John (2021) Development of an analytical model for a cyclorotor wave energy device. In: 14th European Wave and Tidal Energy Conference, 5-9th Sept 2021, Plymouth, UK.
Ermakov, Andrei and Ringwood, John (2021) Development of an analytical model for a cyclorotor wave energy device. Proceedings of the 14th European Wave and Tidal Energy Conference 27th Aug -1st Sept 2017. 1885-1-1885-7. ISSN 2309-1983
Faedo, Nicolás, Scarciotti, Giordano, Astolfi, Alessandro and Ringwood, John (2021) Energy-maximising moment-based constrained optimal control of ocean wave energy farms. IET Renewable Power Generation. ISSN 1752-1416
Faedo, Nicolás, Scarciotti, Giordano, Astolfi, Alessandro and Ringwood, John (2021) Energy‐maximising moment‐based constrained optimal control of ocean wave energy farms. IET Renewable Power Generation, 15 (14). pp. 3395-3408. ISSN 1752-1416
Garcia-Violini, Demian, Pena-Sanchez, Yerai, Faedo, Nicolas, Windt, Christian, Ferri, Francesco and Ringwood, John (2021) Experimental Implementation and Validation of a Broadband LTI Energy-Maximizing Control Strategy for the Wavestar Device. IEEE Transactions on Control Systems Technology, 29 (6). pp. 2609-2621. ISSN 1063-6536
Ransley, Edward J., Brown, S. A., Hann, M., Greaves, D.M., Windt, Christian, Ringwood, John, Davidson, J., Schmitt, P., Yan, S., Wang, J.X., Ma, Q, Xie, Z. and Giorgi, G. (2021) Focused wave interactions with floating structures: A blind comparative study. Proceedings of the Institution of Civil Engineers, 14 (6). ISSN 1753-7789
Guo, Bingyong and Ringwood, John (2021) Geometric optimisation of wave energy conversion devices: A survey. Applied Energy, 297. pp. 1-27. ISSN 0306-2619
Said, Hafiz Ahsan and Ringwood, John (2021) Grid integration aspects of wave energy—Overview and perspectives. IET Renewable Power Generation, 15 (14). pp. 3045-3064. ISSN 1752-1416
Guo, Bingyong, Zheng, Siming, Ringwood, John, Henriques, João and Zhang, Dahai (2021) Guest Editorial: Advances in Wave Energy Conversion Systems. IET Renewable Power Generation, 15 (14). pp. 3039-3044. ISSN 1752-1416
Guo, Bingyong, Elmoosa, Qusai, Windt, Christian and Ringwood, John (2021) Impact of nonlinear hydrodynamic modelling on geometric optimisation of a spherical heaving point absorber. In: 14th European Wave and Tidal Energy Conference, 5-9th Sept 2021, Plymouth, UK.
Said, Hafiz Ahsan and Ringwood, John (2021) Intelligent control of a DC microgrid consisting of Wave Energy Converter (WEC) and Hybrid Energy Storage System (HESS). In: 14th European Wave and Tidal Energy Conference, 5-9th Sept 2021, Plymouth, UK.
Windt, Christian, Davidson, Josh and Ringwood, John (2021) Investigation of Turbulence Modeling for Point-Absorber-Type Wave Energy Converters. Energies, 14 (26). ISSN 1996-1073
Faedo, Nicolás, Peña‐Sanchez, Yerai, Carapellese, Fabio, Mattiazzo, Giuliana and Ringwood, John (2021) LMI‐based passivation of LTI systems with application to marine structures. IET Renewable Power Generation, 15 (14). pp. 3424-3433. ISSN 1752-1416
Guo, Bingyong and Ringwood, John (2021) Non-Linear Modeling of a Vibro-Impact Wave Energy Converter. IEEE Transactions on Sustainable Energy, 12 (1). pp. 492-500. ISSN 1949-3029
Rosati, Marco, Kelly, Thomas and Ringwood, John (2021) Nonlinear Data-Based Hydrodynamic Modeling of a Fixed Oscillating Water Column Wave Energy Device. IEEE Access, 9. pp. 149756-149765. ISSN 2169-3536
Faedo, Nicolas, Scarciotti, Giordano, Astolfi, Alessandro and Ringwood, John (2021) Nonlinear Energy-Maximizing Optimal Control of Wave Energy Systems: A Moment-Based Approach. IEEE Transactions on Control Systems Technology, 29 (6). pp. 2533-2547. ISSN 1063-6536
Windt, Christian, Davidson, Josh and Ringwood, John (2021) Numerical analysis of the hydrodynamic scaling effects for the Wavestar wave energy converter. Journal of Fluids and Structure, 105. pp. 1-28.
Bingham, Harry, Yu, Yi-Hsiang, Nielsen, Kim, Tran, Thanh Toan, Kyong-Hwan, Kim, Park, Sewan, Hong, Keyyong, Said, Hafiz Ahsan, Kelly, Thomas, Ringwood, John, Read, Robert, Ransley, Edward, Brown, Scott and Greaves, Deborah (2021) Ocean Energy Systems Wave Energy Modeling Task 10.4: Numerical Modeling of a Fixed Oscillating Water Column. Energies, 14 (1718). ISSN 1996-1073
Guo, Bingyong and Ringwood, John (2021) On energy transfer of parametric resonance for wave energy conversion. In: 14th European Wave and Tidal Energy Conference, 5-9th Sept 2021, Plymouth, UK.
Faedo, Nicolas, Scarciotti, Giordano, Astolfi, Alessandro and Ringwood, John (2021) On the Approximation of Moments for Nonlinear Systems. IEEE Transactions on Automatic Control, 66 (11). pp. 5538-5545. ISSN 0018-9286
Faedo, Nicolás, Peña-Sanchez, Yerai, García-Violini, Demián and Ringwood, John (2021) On the feasibility of energy-maximising controllers for an Argentinian wave energy system. In: XIX Reunin de Trabajo en Procesamiento de la Informacin y Control, 3-5 November, San Juan Argentina.
García-Violini, Demián, Farajvand, Mahiyeh, Windt, Christian, Grazioso, Valerio and Ringwood, John (2021) Passivity considerations in robust spectral-based controllers for wave energy converters. In: XIX Reunin de Trabajo en Procesamiento de la Informacin y Control, 3-5 November, San Juan Argentina.
Farajvand, Mahiyeh, García-Violini, Demián, Windt, Christian, Grazioso, Valerio and Ringwood, John (2021) Quantifying hydrodynamic model uncertainty for robust control of wave energy devices. In: 14th European Wave and Tidal Energy Conference, 5-9th Sept 2021, Plymouth, UK.
Windt, Christian, Faedo, Nicolás, Penalba, Markel, Dias, Frederic and Ringwood, John (2021) Reactive control of wave energy devices – the modelling paradox. Applied Ocean Research, 109. pp. 1-15. ISSN 0141-1187
Faedo, Nicolás, Peña-Sanchez, Yerai and Ringwood, John (2021) Receding-Horizon Energy-Maximising Optimal Control of Wave Energy Systems Based on Moments. IEEE Transactions on Sustainable Energy, 12 (1). pp. 378-386. ISSN 1949-3029
Ermakov, Andrei and Ringwood, John (2021) Rotors for Wave Energy Conversion – Practice and Possibilities. IET Renewable Power Generation. pp. 1-15. ISSN 1752-1424
Ermakov, Andrei and Ringwood, John (2021) Rotors for wave energy conversion—Practice and possibilities. IET Renewable Power Generation, 15 (14). pp. 3091-3108. ISSN 1752-1416
Faedo, Nicolás and Ringwood, John (2021) A control design framework for wave energy devices. In: 14th European Wave and Tidal Energy Conference, 5-9th Sept 2021, Plymouth, UK.
Arredondo-Galeana, Abel, Shi, Weichao, Olbert, Gerrit, Scharf, Martin, Ermakov, Andrei, Ringwood, John and Brennan, Feargal (2021) A methodology for the structural design of LiftWEC: A wave-bladed cyclorotor. In: 14th European Wave and Tidal Energy Conference, 5-9th Sept 2021, Plymouth, UK.
Arredondo-Galeana, Abel, Shi, Weichao, Olbert, Gerrit, Scharf, Martin, Ermakov, Andrei, Ringwood, John and Brennan, Feargal (2021) A methodology for the structural design of LiftWEC: A wave-bladed cyclorotor. Proceedings of the 14th European Wave and Tidal Energy Conference 27th Aug -1st Sept 2017. 1967-1-1967-9. ISSN 2309-1983
Thomas, Simon H., Todalshaug, Jorgen Hal and Ringwood, John (2021) A realistic nonlinear benchmark problem for wave energy controllers - COERbuoy1. In: 14th European Wave and Tidal Energy Conference, 5-9th Sept 2021, Plymouth, UK.
Guo, Bingyong and Ringwood, John (2021) A review of wave energy technology from a research and commercial perspective. IET Renewable Power Generation, 15 (14). pp. 3065-3090. ISSN 1752-1416
Faedo, Nicolás, Peña-Sanchez, Yerai and Ringwood, John (2020) Parameterisation of Radiation Forces for Multiple Degree-of-Freedom Wave Energy Converters Using Moment-Matching. International Journal of Offshore and Polar Engineering, 30 (4). pp. 395-402. ISSN 1053-5381
Papillon, Louis, Costello, Ronan and Ringwood, John (2020) Boundary element and integral methods in potential flow theory: a review with a focus on wave energy applications. Journal of Ocean Engineering and Marine Energy, 6. pp. 303-337. ISSN 2198-6444
Schmitt, Pál, Windt, Christian and Ringwood, John (2020) Beyond VoF: alternative OpenFOAM solvers for numerical wave tanks. Journal of Ocean Engineering and Marine Energy, 6. pp. 277-292. ISSN 2198-6444
Ransley, Edward, Yan, Shiqiang, Brown, Scott, Hann, Martyn, Graham, David, Windt, Christian, Schmitt, Pál, Davidson, Josh, Ringwood, John, Musiedlak, Pierre-Henri, Wang, Jinghua, Wang, Junxian, Ma, Qingwei, Xie, Zhihua, Zhang, Ningbo, Zheng, Xing, Giorgi, Giuseppe, Chen, Hao, Lin, Zaibin, Qian, Ling, Ma, Zhihua, Bai, Wei, Chen, Qiang, Zang, Jun, Ding, Haoyu, Cheng, Lin, Zheng, Jinhai, Gu, Hanbin, Gong, Xiwu, Liu, Zhenghao, Zhuang, Yuan, Wan, Decheng, Bingham, Harry and Greaves, Deborah (2020) A Blind Comparative Study of Focused Wave Interactions with Floating Structures (CCP-WSI Blind Test Series 3). International Journal of Offshore and Polar Engineering, 30 (1). pp. 1-10. ISSN 1053-5381
Windt, Christian, Ringwood, John, Davidson, Josh and Schmitt, Pál (2020) CCP-WSI Blind Test Series 3: CFD-Based Numerical Wave Tank Experiments Employing an Impulse Source Wave Maker. International Journal of Offshore and Polar Engineering, 30 (1). pp. 28-35. ISSN 1053-5381
Mosquera, F. D., Evangelista, C. A., Puleston, P. F. and Ringwood, John (2020) Control Twisting con Adaptación Basada en Cruce por Cero para un Sistema de Columna de Agua Oscilante con Generador Sincrónico. In: 27th Congreso Argentino de Control Automático AADECA’20 Virtual, 28-30 October 2020, Universidad de Palermo, Buenos Aires, Argentina.
Windt, Christian, Davidson, Josh, Chandar, Dominic, Faedo, Nicolás and Ringwood, John (2020) Evaluation of the overset grid method for control studies of wave energy converters in OpenFOAM numerical wave tanks. Journal of Ocean Engineering and Marine Energy, 6. pp. 55-70. ISSN 2198-6444
García-Violini, Demián, Peña-Sanchez, Yerai, Faedo, Nicolás, Windt, Christian and Ringwood, John (2020) LTI energy-maximising control for the Wave Star wave energy converter: identification, design, and implementation. In: IFAC World Congress 2020, 11-17 July 2020, Berlin, Germany.
Astolfi, Alessandro, Scarciotti, Giordano, Simard, Joel, Faedo, Nicolás and Ringwood, John (2020) Model Reduction by Moment Matching: Beyond Linearity A Review of the Last 10 Years. In: 2020 59th IEEE Conference on Decision and Control (CDC), 14-18 December 2020, Jeju Island, Republic of Korea.
Jaramillo-Lopez, Fernando, Flannery, Brian, Murphy, Jimmy and Ringwood, John (2020) Modelling of a Three-Body Hinge-Barge Wave Energy Device Using System Identification Techniques. Energies, 11 (4). pp. 2713-2721. ISSN 1996-1073
Guo, Bingyong and Ringwood, John (2020) Modelling of a vibro-impact power take-off mechanism for wave energy conversion. In: 2020 European Control Conference (ECC), 12-15 May 2020, Saint Petersburg, Russia.
Mosquera, F. D., Evangelista, C. A., Puleston, P. F. and Ringwood, John (2020) Optimal wave energy extraction for oscillating water columns using second-order sliding mode control. IET Renewable Power Generation, 14 (9). pp. 1512-1519. ISSN 1752-1424
Faedo, Nicolás, García-Violini, Demián, Peña-Sanchez, Yerai and Ringwood, John (2020) Optimisation- vs. non-optimisation- based energy-maximising control for wave energy converters: A case study. In: 2020 European Control Conference (ECC), 12-15 May 2020, Saint Petersburg, Russia.
Guo, Bingyong and Ringwood, John (2020) Parametric study of a vibro-impact wave energy converter. In: IFAC World Congress 2020, 11-17 July 2020, Berlin, Germany.
García-Violini, Demián, Faedo, Nicolás, Jaramillo-Lopez, Fernando and Ringwood, John (2020) Simple Controllers for Wave Energy Devices Compared. Journal of Marine Science and Engineering, 8 (793). ISSN 2077-1312
Penalba, Markel and Ringwood, John (2020) Systematic complexity reduction of wave-to-wire models for wave energy system design. Ocean Engineering, 217. ISSN 0029-8018
Windt, Christian, Faedo, Nicolás, García-Violini, Demián, Peña-Sanchez, Yerai, Davidson, Josh, Ferri, Francesco and Ringwood, John (2020) Validation of a CFD-Based Numerical Wave Tank Model of the 1/20th Scale Wavestar Wave Energy Converter. Fluids, 5 (112). ISSN 2311-5521
Ringwood, John (2020) Wave energy control: status and perspectives 2020. In: IFAC World Congress 2020, 11-17 July 2020, Berlin, Germany.
Ringwood, John, Mérigaud, Alexis, Faedo, Nicolás and Fusco, Francesco (2019) An Analytical and Numerical Sensitivity and Robustness Analysis of Wave Energy Control Systems. IEEE Transactions on Control Systems Technology. ISSN 1063-6536
Ramos, Victor, Carballo, R. and Ringwood, John (2019) Application of the actuator disc theory of Delft3D-FLOW to model farfield hydrodynamic impacts of tidal turbines. Renewable Energy, 139. pp. 1320-1335. ISSN 0960-1481
Windt, Christian, Faedo, Nicolás, Penalba, Markel and Ringwood, John (2019) Assessment of the Evaluation Framework for Energy Maximising Control Systems for the Wavestar Wave Energy Converter. In: 2019 American Control Conference (ACC). IEEE, pp. 4791-4796. ISBN 9781538679265
Giorgi, Giuseppe and Ringwood, John (2019) A Compact 6-DoF Nonlinear Wave Energy Device Model for Power Assessment and Control Investigations. IEEE Transactions on Sustainable Energy, 10 (1). pp. 119-126. ISSN 1949-3029
Windt, Christian, Davidson, Josh, Schmitt, Pál and Ringwood, John (2019) Contribution to the CCP-WSI Blind Test Series 2: CFD-based numerical wave tank experiments employing an impulse source wave maker. European Tidal and Wave Energy Conference Proceedings (1265). ISSN 2706-6940
Windt, Christian, Ringwood, John, Davidson, Josh and Schmitt, Pál (2019) Contribution to the CCP-WSI Blind Test Series 3: Analysis of scaling effects of moored point-absorber wave energy converters in a CFD-based numerical wave tank. In: Proceedings of the Twenty-ninth (2019) International Ocean and Polar Engineering Conference. International Society of Offshore and Polar Engineers (ISOPE), pp. 3051-3058. ISBN 9781880653852
Mosquera, F. D., Evangelista, C. A., Puleston, P. F. and Ringwood, John (2019) Control para maxima extracción de energía undimotriz por Modos Deslizantes de Segundo Orden real con Ganancias Adaptivas. In: Proceedings XVIII Workshop on Information Processing and Control (RPIC). RPIC.
Peña-Sanchez, Yerai, Faedo, Nicolás and Ringwood, John (2019) A Critical Comparison Between Parametric Approximation Methods for Radiation Forces in Wave Energy Systems. In: Proceedings of the Twenty-ninth (2019) International Ocean and Polar Engineering Conference. International Society of Offshore and Polar Engineers (ISOPE), pp. 174-181. ISBN 9781880653852
Kemper, Jost, Windt, Christian, Graf, Kai and Ringwood, John (2019) Development towards a nested hydrodynamic model for the numerical analysis of ocean wave energy systems. European Tidal and Wave Energy Conference Proceedings (1414). ISSN 2706-6940
Schmitt, Pál, Windt, Christian, Davidson, Josh, Ringwood, John and Whittaker, Trevor (2019) The Efficient Application of an Impulse Source Wavemaker to CFD Simulations. Journal of Marine Science and Engineering, 7 (3). p. 71. ISSN 2077-1312
García-Violini, Demián and Ringwood, John (2019) Energy maximising robust control for spectral and pseudospectral methods with application to wave energy systems. International Journal of Control, 94 (4). pp. 1102-1113. ISSN 1366-5820
Cunningham, Jake, Faedo, Nicolás and Ringwood, John (2019) Excitation force estimation for wave energy systems using a moment-domain representation. European Tidal and Wave Energy Conference Proceedings (1418). ISSN 2706-6940
Peña-Sanchez, Yerai, Faedo, Nicolás, Penalba, Markel, Giuseppe, Giorgi, Mérigaud, Alexis, Windt, Christian, Violini, Demian Garcia, LiGuo, Wang and Ringwood, John (2019) Finite-order hydrodynamic approximation by moment-matching (FOAMM) toolbox for wave energy applications. European Tidal and Wave Energy Conference Proceedings, 2019 (1448). ISSN 2706-6940
Wang, LiGuo and Ringwood, John (2019) Geometric optimization of a hinge-barge wave energy converter. European Tidal and Wave Energy Conference Proceedings (1389). ISSN 2706-6940
Giorgi, Simone, Davidson, Josh, Jakobsen, Morten, Kramer, Morten and Ringwood, John (2019) Identification of dynamic models for a wave energy converter from experimental data. Ocean Engineering, 183. pp. 426-436. ISSN 0029-8018
Garcia Rosa, Paula B., Ringwood, John, Fosso, Olav B. and Molinas, Marta (2019) The Impact of Time–Frequency Estimation Methods on the Performance of Wave Energy Converters Under Passive and Reactive Control. IEEE Transactions on Sustainable Energy, 10 (4). pp. 1784-1792. ISSN 1949-3029
Mérigaud, Alexis and Ringwood, John (2019) Incorporating Ocean Wave Spectrum Information in Short-Term Free-Surface Elevation Forecasting. IEEE Journal of Oceanic Engineering, 44 (2). pp. 401-414. ISSN 0364-9059
Penalba, Markel and Ringwood, John (2019) Linearisation-based nonlinearity measures for wave-to-wire models in wave energy. Ocean Engineering, 171. pp. 496-504. ISSN 0029-8018
Paperella, Francesco, Sivcev, Satja, Toal, Daniel and Ringwood, John (2019) A Low-Cost Motion Capture System for Small-Scale Wave Energy Device Tank Testing. Journal of Dynamic Systems, Measurement and Control, 141 (3). 031008. ISSN 0022-0434
Faedo, Nicolás, Peña-Sanchez, Yerai, Giorgi, Giuseppe and Ringwood, John (2019) Moment-Matching-Based Input-Output Parametric Approximation for a Multi-DoF WEC Including Hydrodynamic Nonlinearities. European Tidal and Wave Energy Conference Proceedings (1449). ISSN 2706-6940
Faedo, Nicolás, Scarciotti, Giordano, Astolfi, Alessandro and Ringwood, John (2019) Moment-based constrained optimal control of an array of wave energy converters. In: 2019 American Control Conference (ACC). IEEE, pp. 4797-4802. ISBN 9781538679265
Peña-Sanchez, Yerai, Faedo, Nicolás and Ringwood, John (2019) Moment-based parametric identification of arrays of wave energy converters. In: 2019 American Control Conference (ACC). IEEE, pp. 4785-4790. ISBN 9781538679265
Wendt, Fabian, Nielsen, Kim, Yu, Yi-Hsiang, Bingham, Harry, Eskilsson, Claes, Kramer, Morten, Babarit, Aurélien, Bunnik, Tim, Costello, Ronan, Crowley, Sarah, Genron, Benjamin, Giorgi, Giuseppe, Giorgi, Simone, Girardin, Samuel, Greaves, Deborah, Heras, Pilar, Hoffman, Johan, Islam, Hafizul, Jakobsen, Ken-Robert, Janson, Carl-Erik, Jansson, Johan, Yui Kim, Hyun, Kim, Jeong-Seok, Kim, Kyong-Hwan, Kurniawan, Adi, Leoni, Massimiliano, Mathai, Thomas, Nam, Bo-Woo, Park, Sewan, Rajagopalan, Krishnakumar, Ransley, Edward, Read, Robert, Ringwood, John, Rodrigues, José Miguel, Rosenthal, Benjamin, Roy, André, Ruehl, Kelley M., Schofield, Paul, Sheng, Wanan, Shiri, Abolfazl, Thomas, Sarah, Touzon, Imanol and Yasutaka, Imai (2019) Ocean Energy Systems Wave Energy Modelling Task: Modelling, Verification and Validation of Wave Energy Converters. Journal of Marine Science and Engineering, 7 (379). ISSN 2077-1312
Wendt, Fabian, Nielsen, Kim, Yi-Hsiang, Yu, Bingham, Harry, Eskilsson, Claes, Kramer, Morten, Barbarit, Aurélien, Bunnik, Tim, Costello, Ronan, Crowley, Sarah, Gendron, Benjamin, Giorgi, Giuseppe, Giorgi, Simone, Girardin, Samuel, Greaves, Deborah, Heras, Pilar, Hoffman, Johan, Islam, Hafizul, Jakobsen, Ken-Robert, Janson, Carl-Erik, Jansson, Johan, Kim, Hyun Yul, Kim, Jeong-Seok, Kim, Kyong-Hwan, Kurniawan, Adi, Leoni, Massimiliano, Mathai, Thomas, Nam, Bo-Woo, Park, Sewan, Rajagopalan, Krishnakumar, Ransley, Edward, Read, Robert, Ringwood, John, Rodrigues, José Miguel, Rosenthal, Benjamin, Roy, André, Ruehl, Kelley M., Schofield, Paul, Sheng, Wanan, Shiri, Abolfazl, Thomas, Sarah, Touzon, Imanol and Yasutaka, Imai (2019) Ocean Energy Systems Wave Energy Modelling Task: Modelling, Verification and Validation of Wave Energy Converters. Journal of Marine Science and Engineering, 7 (11). p. 379. ISSN 2077-1312
Windt, Christian, Davidson, Josh, Schmitt, Pál and Ringwood, John (2019) On the Assessment of Numerical Wave Makers in CFD Simulations. Journal of Marine Science and Engineering, 7 (2). p. 47. ISSN 2077-1312
Windt, Christian, Davidson, Josh, Chandar, Dominic and Ringwood, John (2019) On the importance of advanced mesh motion methods for WEC experiments in CFD-based numerical wave tanks. In: Proceedings of the VIII International Conference on Computational Methods in Marine Engineering MARINE 2019. International Center for Numerical Methods in Engineering (CIMNE), pp. 145-156. ISBN 9788494919435
Faedo, Nicolás, Peña-Sanchez, Yerai and Ringwood, John (2019) Parameterisation of Radiation Forces for a Multiple Degree-of-Freedom Wave Energy Converter Using Moment-Matching. In: Proceedings of the Twenty-ninth (2019) International Ocean and Polar Engineering Conference. International Society of Offshore and Polar Engineers (ISOPE), pp. 166-173. ISBN 9781880653852
Papillon, L., Wang, L., Tom, Nathan, Weber, J. and Ringwood, John (2019) Parametric modelling of a reconfigurable wave energy device. Ocean Engineering, 186 (106105). ISSN 0029-8018
Ulazia, Alain, Penalba, Markel, Ibarra-Berastegui, Gabriel, Ringwood, John and Sáenz, Jon (2019) Reduction of the capture width of wave energy converters due to long-term seasonal wave energy trends. Renewable and Sustainable Energy Reviews, 113 (109267). ISSN 1364-0321
García-Violini, Demián and Ringwood, John (2019) Robust Control of Wave Energy Converters Using Spectral and Pseudospectral Methods: A Case Study. In: 2019 American Control Conference (ACC). IEEE, pp. 4779-4784. ISBN 9781538679265
Faedo, Nicolás, García-Violini, Demián, Scarciotti, Giordano, Astolfi, Alessandro and Ringwood, John (2019) Robust Moment-Based Energy-Maximising Optimal Control of Wave Energy Converters. In: 2019 IEEE 58th Conference on Decision and Control (CDC). IEEE, pp. 4286-4291. ISBN 9781728113975
Penalba, Markel and Ringwood, John (2019) A high-fidelity wave-to-wire model for wave energy converters. Renewable Energy, 134. pp. 367-378. ISSN 0960-1481
Bagnall Hare, Hasana and Ringwood, John (2019) The modulation of neural blood pressure control by blood pressure pulsatility. In: 2019 30th Irish Signals and Systems Conference (ISSC). IEEE. ISBN 9781728128009
Ringwood, John, Ferri, Francesco, Tom, Nathan, Ruehl, Kelley M., Faedo, Nicolás, Bacelli, Giorgio, Yu, Yi-Hsiang and Coe, Ryan G. (2019) The wave energy converter control competition. In: Proceedings of the ASME 2019 38th International Conference on Ocean, Offshore and Arctic Engineering. ASME, pp. 1-10.
Genest, Romain, Davidson, Josh and Ringwood, John (2018) Adaptive control of a wave energy converter. IEEE Transactions on Sustainable Energy, 9 (4). pp. 1588-1595. ISSN 1949-3029
Giorgi, Giuseppe and Ringwood, John (2018) Analytical Formulation of Nonlinear Froude-Krylov Forces for Surging-Heaving-Pitching Point Absorbers. In: Proceedings of the ASME 2018 37th International Conference on Ocean, Offshore and Arctic Engineering OMAE2018 June 17-22, 2018, Madrid, Spain. American Society of Mechanical Engineers (ASME).
Giorgi, Giuseppe and Ringwood, John (2018) Analytical representation of nonlinear Froude-Krylov forces for 3-DoF point absorbing wave energy devices. Ocean Engineering, 164. pp. 749-759. ISSN 0029-8018
Giorgi, Giuseppe and Ringwood, John (2018) Articulating Parametric Nonlinearities in Computationally Efficient Hydrodynamic Models. IFAC-PapersOnLine, 51 (29). pp. 56-61. ISSN 2405-8963
Giorgi, Giuseppe and Ringwood, John (2018) Articulating parametric resonance for an OWC spar buoy in regular and irregular waves. Journal of Ocean Engineering and Marine Energy, 4. pp. 311-322. ISSN 2198-6444
Giorgi, Giuseppe and Ringwood, John (2018) Comparing nonlinear hydrodynamic forces in heaving point absorbers and oscillating wave surge converters. Journal of Ocean Engineering and Marine Energy, 4 (1). pp. 25-35. ISSN 2198-6444
Faedo, Nicolás, Scarciotti, Giordano, Astolfi, Alessandro and Ringwood, John (2018) Energy-maximising control of wave energy converters using a moment-domain representation. Control Engineering Practice, 81. pp. 85-96. ISSN 0967-0661
Peña-Sanchez, Yerai, Garcia-Abril, Marina, Paparella, Francesco and Ringwood, John (2018) Estimation and Forecasting of Excitation Force for Arrays of Wave Energy Devices. IEEE Transactions on Sustainable Energy, 9 (4). pp. 1672-1680. ISSN 1949-3029
Faedo, Nicolás, Peña-Sanchez, Yerai and Ringwood, John (2018) Finite-order hydrodynamic model determination for wave energy applications using moment-matching. Ocean Engineering, 163. pp. 251-263. ISSN 0029-8018
Mérigaud, Alexis and Ringwood, John (2018) Free-Surface Time-Series Generation for Wave Energy Applications. IEEE Journal of Oceanic Engineering, 43 (1). pp. 19-35. ISSN 0364-9059
Windt, Christian, Davidson, Josh and Ringwood, John (2018) High-fidelity numerical modelling of ocean wave energy systems: A review of computational fluid dynamics-based numerical wave tanks. Renewable and Sustainable Energy Reviews, 93. pp. 610-630. ISSN 1364-0321
Ulazia, Alain, Penalba, Markel, Rabanal, Arkaitx, Ibara-Berastegi, Gabiel, Ringwood, John and Sáenz, Jon (2018) Historical Evolution of the Wave Resource and Energy Production off the Chilean Coast over the 20th Century. Energies, 11 (9). p. 2289. ISSN 1996-1073
Ulazia, Alain, Penalba, Markel, Ibarra-Berastegui, Gabriel, Sáenz, Jon and Ringwood, John (2018) Historical wave energy trends in the Bay of Biscay. Revista de Investigación Marina, 25 (2). pp. 44-45.
Peña-Sanchez, Yerai, Faedo, Nicolás and Ringwood, John (2018) Hydrodynamic Model Fitting for Wave Energy Applications Using Moment-Matching: A Case Study. In: 28th International Ocean and Polar Engineering Conference, International Society of Offshore and Polar Engineers, 10-15 June 2018, Sapporo, Japan.
Mérigaud, Alexis, Herterich, James, Flanagan, Jason, Ringwood, John and Dias, Frederic (2018) Incorporating Wave Spectrum Information in Real-time Free-surface Elevation Forecasting: Real-sea Experiments. IFAC-PapersOnLine, 51 (29). pp. 232-237. ISSN 2405-8963
Faedo, Nicolás and Ringwood, John (2018) Moment-Based Constrained Optimal Control of Wave Energy Converters: Flap-Type Device. IFAC-PapersOnLine, 51 (29). pp. 50-55. ISSN 2405-8963
Faedo, Nicolás, Peña-Sanchez, Yerai and Ringwood, John (2018) Moment-Matching-Based Identification of Wave Energy Converters: the ISWEC Device. Control Applications in Marine Systems, Robotics, and Vehicles, 51 (29). pp. 189-194.
Novo, Riccardo, Bracco, Giovanni, Sirigu, Sergej A., Mattiazzo, Giuliana, Mérigaud, Alexis and Ringwood, John (2018) Non-linear simulation of a wave energy converter with multiple degrees of freedom using a harmonic balance method. In: ASME 2018 37th International Conference on Ocean, Offshore and Arctic Engineering. ASME. ISBN 9780791851319
Mérigaud, Alexis and Ringwood, John (2018) A Nonlinear Frequency-Domain Approach for Numerical Simulation of Wave Energy Converters. IEEE Transactions on Sustainable Energy, 9 (1). pp. 86-94. ISSN 1949-3029
Giorgi, G. and Ringwood, John (2018) Parametric motion detection for an oscillating water column spar buoy. In: Advances in Renewable Energies Offshore. Taylor & Francis, pp. 502-512. ISBN 9781138585355
Faedo, Nicolás, Peña-Sanchez, Yerai and Ringwood, John (2018) Passivity preserving moment-based finite-order hydrodynamic model identification for wave energy applications. In: Advances in Renewable Energies Offshore. Taylor & Francis, pp. 351-359. ISBN 9781138585355
Windt, Christian, Davidson, Josh, Akram, Benazzou and Ringwood, John (2018) Performance assessment of the overset grid method for numerical wave tank experiments in the openfoam environment. In: ASME 2018 37th International Conference on Ocean, Offshore and Arctic Engineering. ASME. ISBN 9780791851319
Mérigaud, Alexis and Ringwood, John (2018) Power production assessment for wave energy converters: Overcoming the perils of the power matrix. Proceedings of the Institution of Mechanical Engineers, Part M: Journal of Engineering for the Maritime Environment, 232 (1). pp. 50-70. ISSN 1475-0902
Auger, Clément, Mérigaud, Alexis and Ringwood, John (2018) Receding-Horizon Pseudo-spectral Control of Wave Energy Converters Using Periodic Basis Functions. IEEE Transactions on Sustainable Energy, 10 (4). pp. 1644-1652. ISSN 1949-3029
Giorgi, Giuseppe and Ringwood, John (2018) Relevance of pressure field accuracy for nonlinear Froude–Krylov force calculations for wave energy devices. Journal of Ocean Engineering and Marine Energy, 4 (1). pp. 57-71. ISSN 2198-6444
Peña-Sanchez, Yerai, Mérigaud, Alexis and Ringwood, John (2018) Short-Term Forecasting of Sea Surface Elevation for Wave Energy Applications: The Autoregressive Model Revisited. IEEE Journal of Oceanic Engineering. ISSN 0364-9059
Mérigaud, Alexis and Ringwood, John (2018) Towards realistic non-linear receding-horizon spectral control of wave energy converters. Control Engineering Practice, 81. pp. 145-161. ISSN 0967-0661
Windt, Christian, Ringwood, John, Davidson, Josh, Ransley, Edward, Jakobsen, Morten and Kramer, Morten (2018) Validation of a CFD-based numerical wave tank of the Wavestar WEC. In: 3rd International Conference on Renewable Energies Offshore, 8-10 October 2018, Lisbon, Portugal.
Ringwood, John, Mérigaud, Alexis, Faedo, Nicolás and Fusco, Francesco (2018) Wave Energy Control Systems: Robustness Issues. IFAC-PapersOnLine, 51 (29). pp. 62-67. ISSN 2405-8963
Penalba, Markel, Ulazia, Alain, Ibarra-Berastegui, Gabriel, Ringwood, John and Sáenz, Jon (2018) Wave energy resource variation off the west coast of Ireland and its impact on realistic wave energy converters’ power absorption. Applied Energy, 224. pp. 205-219. ISSN 0306-2619
Penalba, Markel, Davidson, Josh, Windt, Christian and Ringwood, John (2018) A high-fidelity wave-to-wire simulation platform for wave energy converters: Coupled numerical wave tank and power take-off models. Applied Energy, 226. pp. 655-669. ISSN 0306-2619
Penalba, Markel and Ringwood, John (2018) The impact of a high-fidelity wave-to-wire model in control parameter optimisation and power production assessment. In: ASME 2018 37th International Conference on Ocean, Offshore and Arctic Engineering. ASME. ISBN 9780791851319
Penalba, Markel and Ringwood, John (2018) A reduced wave-to-wire model for controller design and power assessment of wave energy converters. In: Advances in Renewable Energies Offshore. Taylor & Francis, pp. 379-386. ISBN 9781138585355
Ulazia, Alain, Penalba, Markel, Ibarra-Berastegui, Gabriel, Ringwood, John and Sáenz, Jon (2017) Wave energy trends over the Bay of Biscay and the consequences for wave energy converters. Energy, 141. pp. 624-634. ISSN 0360-5442
Giorgi, Giuseppe and Ringwood, John (2017) Nonlinear Froude-Krylov and viscous drag representations for wave energy converters in the computation/fidelity continuum. Ocean Engineering, 141. pp. 164-175. ISSN 0029-8018
Penalba, Markel, Mérigaud, Alexis, Gilloteaux, Jean-Christophe and Ringwood, John (2017) Influence of nonlinear Froude–Krylov forces on the performance of two wave energy points absorbers. Journal of Ocean Engineering and Marine Energy, 3 (3). pp. 209-220. ISSN 2198-6444
Garcia-Abril, Marina, Paparella, Francesco and Ringwood, John (2017) Excitation force estimation and forecasting for wave energy applications. IFAC-PapersOnLine, 50 (1). pp. 14692-14697. ISSN 2405-8963
Mérigaud, Alexis and Ringwood, John (2017) Optimal trajectories, nonlinear models and constraints in wave energy device control. IFAC-PapersOnLine, 50 (1). pp. 15645-15650. ISSN 2405-8963
Garcia-Rosa, Paula B., Kulia, Geir, Ringwood, John and Molinas, Marta (2017) Real-Time Passive Control of Wave Energy Converters Using the Hilbert-Huang Transform. IFAC-PapersOnLine, 50 (1). pp. 14705-14710. ISSN 2405-8963
Giorgi, Giuseppe and Ringwood, John (2017) Computationally efficient nonlinear Froude–Krylov force calculations for heaving axisymmetric wave energy point absorbers. Journal of Ocean Engineering and Marine Energy, 3 (1). pp. 21-33. ISSN 2198-6444
Paparella, Francesco and Ringwood, John (2017) Optimal Control of a Three-Body Hinge-Barge Wave Energy Device Using Pseudospectral Methods. IEEE Transactions on Sustainable Energy, 8 (1). pp. 200-207. ISSN 1949-3029
Genest, Romain and Ringwood, John (2017) Receding Horizon Pseudospectral Control for Energy Maximization With Application to Wave Energy Devices. IEEE Transactions on Control Systems Technology, 25 (1). pp. 29-38. ISSN 1063-6536
Davidson, Josh, Genest, Romain and Ringwood, John (2017) Adaptive control of a wave energy converter simulated in a numerical wave tank. Proceedings of the 12th European Wave and Tidal Energy Conference 27th Aug -1st Sept 2017 (747). pp. 1-10. ISSN 2309-1983
Windt, Christian, Davidson, Josh, Schmitt, Pál and Ringwood, John (2017) Assessment of Numerical Wave Makers. Proceedings of the 12th European Wave and Tidal Energy Conference 27th Aug -1st Sept 2017 (107). pp. 1-10. ISSN 2309-1983
Giorgi, Giuseppe and Ringwood, John (2017) Consistency of Viscous Drag Identification Tests for Wave Energy Applications. Proceedings of the 12th European Wave and Tidal Energy Conference 27th Aug -1st Sept 2017 (643). pp. 1-8. ISSN 2309-1983
Peña-Sanchez, Yerai and Ringwood, John (2017) A Critical Comparison of AR and ARMA Models for Short-term Wave Forecasting. Proceedings of the 12th European Wave and Tidal Energy Conference 27th Aug -1st Sept 2017 (961). pp. 1-6. ISSN 2309-1983
Ramos, Victor, Novo, Patxi Garcia, Carballo, R. and Ringwood, John (2017) Effects of tidal energy converters on a tidal channel turbulence conditions. Proceedings of the 12th European Wave and Tidal Energy Conference 27th Aug -1st Sept 2017 (989). pp. 1-8. ISSN 2309-1983
Davidson, Josh, Windt, Christian, Giorgi, Giuseppe, Genest, Romain and Ringwood, John (2017) Evaluation of energy maximising control systems for wave energy converters using OpenFOAM. In: OpenFOAM - Selected papers from the 11th workshop. Springer International Publishing. ISBN 783319608464
Kelly, Thomas, Dooley, Thomas and Ringwood, John (2017) Experimental Determination of the Hydrodynamic Parameters of an OWC. Proceedings of the 12th European Wave and Tidal Energy Conference 27th Aug -1st Sept 2017 (915). pp. 1-10. ISSN 2309-1983
Giorgi, Giuseppe and Ringwood, John (2017) Importance of Nonlinear Wave Representation for Nonlinear Froude-Krylov Force Calculations for Wave Energy Devices. Proceedings of the 12th European Wave and Tidal Energy Conference 27th Aug -1st Sept 2017 (644). pp. 1-7. ISSN 2309-1983
Davidson, Josh and Ringwood, John (2017) Mathematical Modelling of Mooring Systems for Wave Energy Converters — A Review. Energies, 10 (5). pp. 666-732. ISSN 1996-1073
Penalba, Markel, Giorgi, Giuseppe and Ringwood, John (2017) Mathematical modelling of wave energy converters: A review of nonlinear approaches. Renewable and Sustainable Energy Reviews, 78. pp. 1188-1207. ISSN 1364-0321
Mérigaud, Alexis and Ringwood, John (2017) Non-Linear Frequency-Domain WEC Simulation:Numerical Case Studies and Practical Issues. Proceedings of the 12th European Wave and Tidal Energy Conference 27th Aug -1st Sept 2017 (848). pp. 1-10. ISSN 2309-1983
Mérigaud, Alexis, Ramos, Victor, Paparella, Francesco and Ringwood, John (2017) Ocean forecasting for wave energy production. The Sea: The Science of Ocean Prediction. Supplement to Journal of Marine Research, 75 (17). pp. 459-505. ISSN 0022-2402
Faedo, Nicolás, Olaya, Sébastien and Ringwood, John (2017) Optimal control, MPC and MPC-like algorithms for wave energy systems: An overview. IFAC Journal of Systems and Control, 1. pp. 37-56. ISSN 2468-6018
Garcia-Rosa, Paula B., Kulia, Geir, Ringwood, John and Molinas, Marta (2017) Real-Time Passive Control of Wave Energy Converters Using the Hilbert-Huang Transform*. IFAC-PapersOnLine, 50 (1). pp. 14705-14710. ISSN 2405-8963
Paparella, Francesco and Ringwood, John (2017) Receding Horizon Pseudo-Spectral Control for Energy Maximization of a 1/25th Scale Hinge-Barge Wave Energy Converter. Proceedings of the 12th European Wave and Tidal Energy Conference 27th Aug -1st Sept 2017 (699). pp. 1-8. ISSN 2309-1983
Penalba, Markel, Kelly, Thomas and Ringwood, John (2017) Using NEMOH for Modelling Wave Energy Converters: A Comparative Study with WAMIT. In: 12th European Wave and Tidal Energy Conference (EWTEC), 27 August - 1st September 2017, Cork.
Penalba, Markel, Sell, Nathan P., Hillis, Andy J. and Ringwood, John (2017) Validating a Wave-to-Wire Model for a Wave Energy Converter—Part I: The Hydraulic Transmission System. Energies, 10 (7). pp. 977-998. ISSN 1996-1073
Penalba, Markel, Cortajarena, José-Antonio and Ringwood, John (2017) Validating a Wave-to-Wire Model for a Wave Energy Converter—Part II: The Electrical System. Energies, 10 (7). pp. 1002-1025. ISSN 1996-1073
Penalba, Markel, Cortajarena, José-Antonio and Ringwood, John (2017) Validating a Wave-to-Wire Model for a Wave Energy Converter—Part II: The Electrical System. Energies, 10 (7). p. 1002. ISSN 1996-1073
Ringwood, John, Ferri, Francesco, Ruehl, Kelley M., Yu, Yi-Hsiang, Coe, Ryan G., Bacelli, Giorgio, Weber, Jochem and Kramer, Morten (2017) A competition for WEC control systems. Proceedings of the 12th European Wave and Tidal Energy Conference 27th Aug -1st Sept 2017 (831). pp. 1-9. ISSN 2309-1983
Ramos, Victor, Carballo, R. and Ringwood, John (2016) Assessing the utility and effectiveness of the IEC standards for wave energy resource characterisation. In: Progress in Renewable Energies Offshore: Proceedings of the 2nd International Conference on Renewable Energies Offshore (RENEW2016), Lisbon, Portugal, 24-26 October 2016. CRC Press, pp. 27-36. ISBN 9781138626270
Mérigaud, Alexis and Ringwood, John (2016) Condition-based maintenance methods for marine renewable energy. Renewable and Sustainable Energy Reviews, 66. pp. 53-78. ISSN 1364-0321
Butler, Shane, Farren, Des and Ringwood, John (2016) Considerations in developing a scalable wind power forecasting solution. In: IEEE Congress on Evolutionary Computation (CEC), 2016. IEEE, pp. 1541-1546. ISBN 9781509006236
Ringwood, John (2016) Control Optimisation and Parametric Design. In: Numerical Modelling of Wave Energy Converters. Academic Press, pp. 229-251. ISBN 9780128032107
Loughman, Meabh, de Paor, Annraoi and Ringwood, John (2016) The Effect of Blood Pressure Pulsatility on the Baroreflex Gain. In: 27th Irish Signals and Systems Conference (ISSC), 2016. 9781509034093 . IEEE. ISBN 10.1109/ISSC.2016.7528451
Paparella, Francesco and Ringwood, John (2016) Enhancement of the wave energy conversion characteristics of a hinge barge using pseudospectral control. In: UKACC 11th International Conference on Control (CONTROL), 2016. IEEE. ISBN 9781467398916
Ramos, Victor, Carballo, R. and Ringwood, John (2016) Exploring the utility and effectiveness of tidal stream energy resource assessment and characterisation standards: A case study. In: Progress in Renewable Energies Offshore: Proceedings of the 2nd International Conference on Renewable Energies Offshore (RENEW2016), Lisbon, Portugal, 24-26 October 2016. CRC Press, pp. 89-98. ISBN 9781138626270
Ramos, Victor and Ringwood, John (2016) Exploring the utility and effectiveness of the IEC (International Electrotechnical Commission) wave energy resource assessment and characterisation standard: A case study. Energy, 107. pp. 668-682. ISSN 0360-5442
Falcao, Antonio F. de O., Korde, Umesh A. and Ringwood, John (2016) Foreword to special issue on wave energy conversion. Journal of Ocean Engineering and Marine Energy, 2 (4). pp. 397-398. ISSN 2198-6444
Davidson, Josh, Giorgi, Simone and Ringwood, John (2016) Identification of Wave Energy Device Models From Numerical Wave Tank Data—Part 1: Numerical Wave Tank Identification Tests. IEEE Transactions on Sustainable Energy, 7 (3). pp. 1012-1019. ISSN 1949-3029
Giorgi, Simone, Davidson, Josh and Ringwood, John (2016) Identification of Wave Energy Device Models From Numerical Wave Tank Data—Part 2: Data-Based Model Determination. IEEE Transactions on Sustainable Energy, 7 (3). pp. 1020-1027. ISSN 1949-3029
Ringwood, John, Davidson, Josh and Giorgi, Simone (2016) Identifying Models Using Recorded Data. In: Numerical Modelling of Wave Energy Converters. Academic Press, pp. 123-147. ISBN 9780128032107
Ramos, Victor and Ringwood, John (2016) Implementation and evaluation of the International Electrotechnical Commission specification for tidal stream energy resource assessment: A case study. Energy Conversion and Management, 127. pp. 66-79. ISSN 0196-8904
Giorgi, Giuseppe and Ringwood, John (2016) Implementation of latching control in a numerical wave tank with regular waves. Journal of Ocean Engineering and Marine Energy, 2 (2). pp. 211-226. ISSN 2198-6444
Paparella, Francesco, Bacelli, Giorgio, Paulmeno, Andrew, Mouring, Sarah E. and Ringwood, John (2016) Multibody Modelling of Wave Energy Converters Using Pseudo-Spectral Methods With Application to a Three-Body Hinge-Barge Device. IEEE Transactions on Sustainable Energy, 7 (3). pp. 996-974. ISSN 1949-3029
Giorgi, Giuseppe, Penalba, Markel and Ringwood, John (2016) Nonlinear Hydrodynamic Force Relevance for Heaving Point Absorbers and Oscillating Surge Converters. In: Asian Wave and Tidal Energy Conference (AWTEC 2016), 24-28 October 2016, Singapore.
Giorgi, Giuseppe, Penalba, Markel and Ringwood, John (2016) Nonlinear Hydrodynamic Models for Heaving Buoy Wave Energy Converters. In: Asian Wave and Tidal Energy Conference, October 2016, Singapore.
Garcia-Rosa, Paula B. and Ringwood, John (2016) On the Sensitivity of Optimal Wave Energy Device Geometry to the Energy Maximizing Control System. IEEE Transactions on Sustainable Energy, 7 (1). pp. 419-426.
Genest, Romain and Ringwood, John (2016) Receding horizon pseudospectral optimal control for wave energy conversion. In: UKACC 11th International Conference on Control (CONTROL), 2016. IEEE. ISBN 9781467398916
Penalba, Markel and Ringwood, John (2016) A Review of Wave-to-Wire Models for Wave Energy Converters. Energies, 9 (7). p. 506. ISSN 1996-1073
Murphy, M. and Ringwood, John (2016) Solving a Constrained Optimisation Problem. In: 44th SEFI Conference, 12-15 September 2016, Tampere, Finland.
Genest, Romain and Ringwood, John (2016) A critical comparison of model-predictive and pseudospectral control for wave energy devices. Journal of Ocean Engineering and Marine Energy, 2 (4). pp. 485-499. ISSN 2198-6444
Garcia-Rosa, Paula B., Bacelli, Giorgio and Ringwood, John (2015) Control-Informed Geometric Optimization of Wave Energy Converters: The Impact of Device Motion and Force Constraints. Energies, 8 (12). pp. 13672-13687. ISSN 1996-1073
Garcia-Rosa, Paula B., Bacelli, Giorgio and Ringwood, John (2015) Control-Informed Optimal Array Layout for Wave Farms. IEEE Transactions on Sustainable Energy, 6 (2). pp. 575-582. ISSN 1949-3029
Ringwood, John and Simani, Silvio (2015) Editorial: Special issue on wind turbines and wave energy devices. Annual Reviews in Control, 40. pp. 25-26. ISSN 1367-5788
Kelly, Thomas, Dooley, Thomas, Campbell, John and Ringwood, John (2015) Efforts Towards a Validated Time-Domain Model of an Oscillating Water Column with Control Components. Proceedings of the 11th European Wave and Tidal Energy Conference. ISSN 2309-1983
Garcia-Rosa, Paula B., Costello, Ronan, Dias, Frederic and Ringwood, John (2015) Hydrodynamic modelling competition: Overview and approaches. Proceedings of the ASME 2015 34th International Conference on Ocean, Offshore and Arctic Engineering (OMAE2015).
Giorgi, Simone, Davidson, Josh and Ringwood, John (2015) Identification of Nonlinear Excitation Force Kernels Using Numerical Wave Tank Experiments. Proceedings of the 11th European Wave and Tidal Energy Conference. ISSN 2309-1983
Davidson, Josh, Cathelain, Marie, Guillemet, Louise, Le Huec, Thilbault and Ringwood, John (2015) Implementation of an OpenFOAM Numerical Wave Tank for Wave Energy Experiments. Proceedings of the 11th European Wave and Tidal Energy Conference. ISSN 2309-1983
Davidson, Josh, Giorgi, Simone and Ringwood, John (2015) Linear parametric hydrodynamic models for ocean wave energy converters identified from numerical wave tank experiments. Ocean Engineering, 103. pp. 31-39. ISSN 0029-8018
Penalba Retes, Markel, Mérigaud, Alexis, Gilloteaux, Jean-Christophe and Ringwood, John (2015) Nonlinear Froude-Krylov force modelling for two heaving wave energy point absorbers. Proceedings of the 11th European Wave and Tidal Energy Conference. ISSN 2309-1983
Bacelli, Giorgio, Genest, Romain and Ringwood, John (2015) Nonlinear control of flap-type wave energy converter with a non-ideal power take-off system. Annual Reviews in Control, 40. pp. 116-126. ISSN 1367-5788
Bacelli, Giorgio and Ringwood, John (2015) Numerical Optimal Control of Wave Energy Converters. IEEE Transactions on Sustainable Energy, 6 (2). pp. 294-302. ISSN 1949-3029
Paparella, Francesco, Bacelli, Giorgio, O’Cathain, Michael and Ringwood, John (2015) On the solution of multi-body wave energy converter motions using pseudo-spectral methods. Proceedings of the 11th European Wave and Tidal Energy Conference. ISSN 2309-1983
Ringwood, John, Davidson, Josh and Giorgi, Simone (2015) Optimising numerical wave tank tests for the parametric identification of wave energy device models. Proceedings of the ASME 2015 34th International Conference on Ocean, Offshore and Arctic Engineering (OMAE2015).
Ringwood, John and Simani, Silvio (2015) Overview of modelling and control strategies for wind turbines and wave energy devices: Comparisons and contrasts. Annual Reviews in Control, 40. pp. 27-49. ISSN 1367-5788
Penalba Retes, Markel, Giorgi, Giuseppe and Ringwood, John (2015) A Review of Non-Linear Approaches for Wave Energy Converter Modelling. Proceedings of the 11th European Wave and Tidal Energy Conference. ISSN 2309-1983
Paparella, Francesco, Monk, Kieran, Winands, Victor, Lopes, M.F.P., Conley, Daniel and Ringwood, John (2015) Up-Wave and Autoregressive Methods for Short-Term Wave Forecasting for an Oscillating Water Column. IEEE Transactions on Sustainable Energy, 6 (1). pp. 171-178. ISSN 1949-3029
Ringwood, John, Qian, Wenkan and Conde Fernandez, Javier (2015) A gate hit detection system for canoe slalom. In: 26th Irish Signals and Systems Conference (ISSC), 24th - 25th June 2015, Institute of Technology Carlow, Ireland.
Ringwood, John and Brandle, Gabriel (2015) A new world map for wave power with a focus on variability. Proceedings of the 11th European Wave and Tidal Energy Conference. ISSN 2309-1983
Trong Vu, T., O'Driscoll, S. and Ringwood, John (2014) Control-oriented modelling and simulation of a variable-frequency efficiency-optimized flyback converter. Proceedings of the IEEE Conference on Control Applications (CCA), Antibes. pp. 1662-1667.
Paparella, Francesco, Monk, Kieran, Winands, Victor, Lopes, Miguel, Conley, Daniel and Ringwood, John (2014) Benefits of up-wave measurements in linear short-term wave forecasting for wave energy applications. Proceedings of IEEE Conference on Control Applications (CCA).
Costello, Ronan, Padeletti, D. and Ringwood, John (2014) Comparison of numerical simulations with experimental measurements for the response of a modified submerged horizontal cylinder moored in waves. Proceedings of the ASME 2014 33rd International Conference on Ocean, Offshore and Arctic Engineering OMAE2014.
Trong Vu, T., O'Driscoll, Seamus and Ringwood, John (2014) Computationally efficient fixed-parameter digital control of power converters. 2014 IEEE 23rd International Symposium on Industrial Electronics (ISIE). pp. 1322-1327. ISSN 2163-5145
Ringwood, John, Bacelli, Giorgio and Fusco, Francesco (2014) Control, forecasting and optimisation for wave energy conversion. Proceedings of the 19th IFAC World Congress. pp. 7678-7689.
Balitsky, Philip, Bacelli, Giorgio and Ringwood, John (2014) Control-Influenced Layout Optimization of Arrays of Wave Energy Converters. In: Proceedings of the ASME 2014 33rd International Conference on Ocean, Offshore and Arctic Engineering OMAE 2014. ASME. ISBN 9780791845486
Ringwood, John, Bacelli, Giorgio and Fusco, Francesco (2014) Energy maximising control of wave energy converters. IEEE Control Systems Magazine.
Keaney, Iain, Costello, Ronan and Ringwood, John (2014) Evanescent wave reduction using a segmented wavemaker in a two dimensional wave tank. Proceedings of the ASME 2014 33rd International Conference on Ocean, Offshore and Arctic Engineering OMAE2014.
Roessling, A. and Ringwood, John (2014) Finite order approximations to radiation forces for wave energy applications. Proceedings 1st International Conference on Renewable Energies Offshore.
Fusco, Francesco and Ringwood, John (2014) Hierarchical Robust Control of Oscillating Wave Energy Converters With Uncertain Dynamics. IEEE Transactions on Sustainable Energy, 5 (3). ISSN 1949-3029
Khadir, M.T. and Ringwood, John (2014) Higher Order Predictive Functional Control versus dynamical matrix control for a milk pasteurisation process: Transfer function versus finite step response internal models. International Journal of Food Engineering. ISSN 1556-3758
Ringwood, John, O'Neill, J., Tallon, P., Fleming, N. and Donne, B. (2014) Non-invasive anaerobic threshold measurement using fuzzy model interpolation. Proceedings of the IEEE Conference on Control Applications.
Trong Vu, T., O'Driscoll, S. and Ringwood, John (2014) Nonlinear dynamic transformer time-domain identification for power converter applications. IEEE Transactions on Power Electronics, 29 (1). ISSN 0885-8993
Bacelli, Giorgio and Ringwood, John (2014) Nonlinear optimal wave energy converter control with application to a ap-type device. Proceedings of the 19th IFAC World Congress.
Davidson, J., Giorgi, Simone and Ringwood, John (2014) Numerical wave tank identification of nonlinear discrete time hydrodynamic models. Proceedings of the 1st International Conference on Renewable Energies Offshore (Renew 2014).
Fusco, Francesco and Ringwood, John (2014) Robust control of wave energy converters. Proceedings of the IEEE Conference on Control Applications.
Trong Vu, T., O'Driscoll, S. and Ringwood, John (2014) A feasibility study into the robust control of a variable-frequency wide operating range flyback converter. Proceedings of the 25th Irish Signals and Systems Conference, ISSC 2014.
Padeletti, D., Costello, Ronan and Ringwood, John (2014) A multi-body algorithm for wave energy converters employing nonlinear joint representation. Proceedings of the ASME 2014 33rd International Conference on Ocean, Offshore and Arctic Engineering OMAE2014.
Butler, Shane, O'Connor, F. and Ringwood, John (2013) Exploiting SCADA system data for wind turbine performance monitoring. Proceedings SysTol 2013.
Davidson, J., Giorgi, Simone and Ringwood, John (2013) Linear parametric hydrodynamic models based on numerical wave tank experiments. Proceedings EWTEC 2013. ISSN 2309 - 1983
Weber, J., Costello, Ronan and Ringwood, John (2013) WEC technology performance levels (TPLs)- metric for successful development of economic WEC technology. Proceedings EWTEC 2013. ISSN 2309 - 1983
Kelly, Thomas, Dooley, Thomas, Campbell, John and Ringwood, John (2013) Comparison of the Experimental and Numerical Results of Modelling a 32-Oscillating Water Column (OWC), V-Shaped Floating Wave Energy Converter. Energies, 6 (8). pp. 4045-4077. ISSN 1996-1073
O'Kane, T. and Ringwood, John (2013) Vehicle speed estimation using GPS/RISS (Reduced Inertial Sensor System). Proceedings of the Irish Signals and Systems Conference Letterkenny, Ireland.
Fusco, Francesco and Ringwood, John (2013) A Simple and Effective Real-Time Controller for Wave Energy Converters. IEEE Transactions on Sustainable Energy, 4 (1). ISSN 1949-3029
Giorgi, Simone and Ringwood, John (2013) Can Tidal Current Energy Provide Base Load? Energies (6). pp. 2840-2858. ISSN 1996-1073
Bacelli, Giorgio and Ringwood, John (2013) Constrained control of arrays of wave energy devices. International Journal of Marine Energy, 3-4. pp. 53-69. ISSN 2214-1669
Ringwood, John (2013) Control techniques for ocean energy applications. IET 2013.
Bacelli, Giorgio, Balitsky, Philip and Ringwood, John (2013) Coordinated Control of Arrays of Wave Energy Devices—Benefits Over Independent Control. IEEE Transactions on Sustainable Energy, 4 (4). pp. 1091-1099. ISSN 1949-3029
Ringwood, John (2013) Integrating industrial seminars within a graduate engineering programme. European Journal of Engineering Education, 38 (2). ISSN 1469-5898
Kelly, T., Campbell, J., Dooley, T. and Ringwood, John (2013) Modelling and results for an array of 32 oscillating water columns. Proceedings of the EWTEC 2013.
Bacelli, Giorgio and Ringwood, John (2013) A geometric tool for the analysis of position and force constraints in wave energy converters. Ocean Engineering, 65. pp. 10-18. ISSN 0029-8018
Butler, Shane, O'Connor, F., Farran, D. and Ringwood, John (2012) A feasibility study into prognostics for the main bearing of a wind turbine. Proceedings of the IEEE Conference on Control Applications (CCA), Dubrovnik. pp. 1092-1097.
Trong Vu, T. and Ringwood, John (2012) 3-winding flyback transformer model extraction using time domain system identification. Proceedings of the IEEE SPEEDAM, Sorrento, Italy. pp. 458-463.
Trong Vu, T. and Ringwood, John (2012) Primary-side sensing for a flyback converter in both continuous and discontinuous conduction mode. Proceedings of the Irish Signals and Systems Conference, Maynooth (ISSC 2012).
McLoone, Violeta I. and Ringwood, John (2012) A system identification approach to baroreflex sensitivity estimation. Proceedings of the Irish Signals and Systems Conference.
Fusco, Francesco and Ringwood, John (2012) A Study of the Prediction Requirements in Real-Time Control of Wave Energy Converters. IEEE Transactions on Sustainable Energy, 3 (1). pp. 176-184. ISSN 1949-3029
Lekka, Angeliki, Turner, Mathew C. and Ringwood, John (2012) A class of globally stabilising controllers for the control of wave energy devices for potable water production. In: 2012 IEEE International Conference on Control Applications (CCA). IEEE, pp. 1369-1373. ISBN 9781467345033
Mérigaud, Alexis, Gilloteaux, Jean-Christophe and Ringwood, John (2012) A nonlinear extension for linear boundary element methods in wave energy device modelling. In: 31st International Conference on Ocean, Offshore and Arctic Engineering OMAE2012, July 1-6, 2012, Rio de Janeiro, Brazil.
McLoone, Violeta I. and Ringwood, John (2012) A system identication approach to baroreflex sensitivity estimation. In: ISSC 2012, 28-29 June, 2012, NUI Maynooth.
Lynn, Shane, Ringwood, John and MacGearailt, Niall (2012) Gaussian Process Regression for Virtual Metrology of Plasma Etch. In: Irish Signals and Systems Conference 2010, June, 2010, Cork.
Lynn, Shane, Ringwood, John and MacGearailt, Niall (2012) Global and Local Virtual Metrology Models for a Plasma Etch Process. IEEE Transactions on Semiconductor Manufacturing, 25 (1). pp. 94-103. ISSN 0894-6507
Valente, Sabrina, Ringwood, John, Mangourova, Violeta and Lowry, John P. (2012) Investigation of events in the EEG signal correlated with changes in both oxygen and glucose in the brain. In: ISSC 2012, 28-29 June, 2012, NUI Maynooth.
Vu, Tue T., O'Driscoll, Seamus and Ringwood, John (2012) Primary-side sensing for a yback converter in both continuous and discontinuous conduction mode. In: ISSC 2012, 28-29 June, 2012, NUI Maynooth.
Teillant, Boris, Costello, Ronan, Weber, Jochem and Ringwood, John (2012) Productivity and economic assessment of wave energy projects through operational simulations. Renewable Energy, 48. pp. 220-230. ISSN 0960-1481
Lynn, Shane, MacGearailt, Niall and Ringwood, John (2012) Real-time virtual metrology and control for plasma etch. Journal of Process Control, 22. pp. 666-676. ISSN 0959-1524
Lynn, S., Macgearailt, N. and Ringwood, John (2012) Real-time virtual metrology and control of etch rate in an industrial plasma chamber. Proceedings of the IEEE Conference on Control Applications (CAA), Dubrovnik.
Costello, Ronan, Teillant, Boris, Weber, Jochem and Ringwood, John (2012) Techno-Economic Optimisation for Wave Energy Converters. In: 4th International Conference on Ocean Energy, 17-19 October 2012, Dublin.
Ringwood, John, Taussi, F. and dePaor, A.M. (2012) The effect of pulsatile blood flow on blood pressure regulatory mechanisms. Proceedings of the IEEE Conference on Control Applications (CCA), Dubrovnik.
Bacelli, Giorgio and Ringwood, John (2011) A Geometrical Interpretation of Force and Position Constraints in the Optimal Control of Wave Energy Devices. Proceedings of the 9th European Wave and Tidal Energy Conference (EWTEC).
Fusco, Francesco and Ringwood, John (2011) A Model for the Sensitivity of Non-Causal Control of Wave Energy Converters to Wave Excitation Force Prediction Errors. Proceedings of the 9th European Wave and Tidal Energy Conference (EWTEC).
Costello, Ronan, Ringwood, John and Weber, Jochem (2011) Comparison of Two Alternative Hydraulic PTO Concepts for Wave Energy Conversion. Proceedings of the 9th European Wave and Tidal Energy Conference (EWTEC).
Signorelli, Chris, Villegas, Carlos and Ringwood, John (2011) Hardware-In-The-Loop Simulation of a Heaving Wave Energy Converter. Proceedings of the 9th European Wave and Tidal Energy Conference (EWTEC).
Weber, Jochem, Teillant, Boris, Costello, Ronan, Ringwood, John and Soulard, Thomas (2011) Integrated WEC System Optimisation – Achieving Balanced Technology Development and Economical Lifecycle Performance. Proceedings of the 9th European Wave and Tidal Energy Conference (EWTEC).
Bacelli, Giorgio, Ringwood, John and Gilloteaux, Jean-Christophe (2011) A control system for a self-reacting point absorber wave energy converter subject to constraints. Proceedings of 18th IFAC World Congress. pp. 11387-11392. ISSN 1474-6670
Westphalen, J., Bacelli, Giorgio, Balitsky, Philip and Ringwood, John (2011) Control Strategies for Arrays of Wave Energy Devices. Proceedings of the 9th European Wave and Tidal Energy Conference (EWTEC).
Fusco, Francesco and Ringwood, John (2011) Quantification of the Prediction Requirements in Reactive Control of Wave Energy Converters. Proceedings of the IFAC World Congress, Milan. pp. 11483-11392.
Lynn, Shane, MacGearailt, Niall and Ringwood, John (2011) Real-time Virtual Metrology and Control of Plasma Electron Density in an Industrial Plasma Etch Chamber. Proceedings of 18th IFAC World Congress. pp. 12060-12065. ISSN 1474-6670
Fusco, Francesco and Ringwood, John (2011) Suboptimal Causal Reactive Control of Wave Energy Converters Using a Second Order System Model. Proceedings of the 21st (2011) International Offshore and Polar Engineering Conference. pp. 687-694. ISSN 1098-6189
McLoone, Violeta I., Ringwood, John and Van Vliet, Bruce (2011) A 5-component model for salt-induced hypertension in Dahl-S and Dahl-R rats. Computer Methods and Programs in Biomedicine, 101 (2). pp. 220-229. ISSN 0169-2607
McLoone, Violeta I., Ringwood, John and Van Vliet, Bruce (2011) A 5-component mathematical model for salt-induced hypertension in Dahl-S and Dahl-R rats. Computer Methods and Programs in Biomedicine, 101. pp. 220-229. ISSN 0169-2607
Mangourova, Violeta, Ringwood, John and Van Vliet, Bruce (2011) Graphical simulation environments for modelling and simulation of integrative physiology. Computer Methods and Programs in Biomedicine, 102. pp. 295-304. ISSN 0169-2607
Fay, Damien and Ringwood, John (2010) On the Influence of Weather Forecast Errors in Short-Term Load Forecasting Models. IEEE Transactions on Power Systems, 25 (3). pp. 1751-1758. ISSN 0885-8950
Ringwood, John, Lynn, Shane, Bacelli, Giorgio, Ma, Beibei Ma, Ragnoli, Emanuele and McLoone, Sean F. (2010) Estimation and Control in Semiconductor Etch: Practice and Possibilities. IEEE TRANSACTIONS ON SEMICONDUCTOR MANUFACTURING, 23 (1). ISSN 0894-6507
Fusco, Francesco, Gilloteaux, Jean-Cristophe and Ringwood, John (2010) A study on Prediction Requirements in time-domain Control of Wave Energy Converters. In: IFAC Conference on Control Applications in Marine Systems (CAMS), September 2010, Rostock.
Ringwood, John (2010) Ahead of the wave. Journal of Ocean Technology, 5 (2). pp. 73-91.
Gallieri, Marco and Ringwood, John (2010) Altitude Control Feasibility for a Seaweed Harvester. In: IEEE International Conference on Industrial Technology (ICIT), March, 2010, Valparaiso, Chile.
Ma, Beibei, McLoone, Sean F., Ringwood, John and MacGearailt, Niall (2010) An Analysis of Noise on Optical Emission Spectroscopy Measurements. In: Irish Signals and Systems Conference 2010, June, 2010, Cork.
Iordanov, Petar and Ringwood, John (2010) Control-Oriented Modelling of an Experimental Ar-O2 Plasma Process. In: IEEE International Conference on Industrial Technology (ICIT), March, 2010, Valparaiso, Chile.
Gilloteaux, Jean-Christophe and Ringwood, John (2010) Control-informed geometric optimisation of wave energy converters. In: IFAC Conference on Control Applications in Marine Systems (CAMS), September 2010, Rostock.
Teillant, B., Gilloteaux, J.C. and Ringwood, John (2010) Optimal Damping Profile for a Heaving Buoy Wave Energy Converter. In: IFAC Conference on Control Applications in Marine Systems (CAMS), September 2010, Rostock.
Butler, Shane and Ringwood, John (2010) Particle Filters for Remaining Useful Life Estimation of Abatement Equipment used in Semiconductor Manufacturing. In: 2010 Conference on Control and Fault Tolerant Systems, October 6-8, 2010, Nice, France.
Galllieri, Marco, Ringwood, John, Giantomassi, Andrea, Ippoliti, Gianluca and Longhi, Sauro (2010) Predictor Design for Altitude Control of a Seaweed Harvester. In: IFAC Conference on Control Applications in Marine Systems (CAMS), September 2010, Rostock.
Fusco, Francesco and Ringwood, John (2010) Short-Term Wave Forecasting for Real-Time Control of Wave Energy Converters. IEEE Transactions on Sustainable Energy, 1 (2). pp. 99-106. ISSN 1949-3029
Fusco, Francesco and Ringwood, John (2010) Short-Term Wave Forecasting with AR models in Real-Time Optimal Control of Wave Energy Converters. In: IEEE International Symposium on Industrial Electronics, 4-7 July, 2010, Bari, Italy.
Weber, J., Costello, R., Mouwen, F., Ringwood, John and Thomas, G. (2010) Techno-economic WEC system optimisation – Methodology applied to Wavebob system definition. In: 3rd International Conference on Ocean Energy (ICOE), 6th October, 2010, Bilbao.
Fusco, Francesco, Nolan, Gary and Ringwood, John (2010) Variability reduction through optimal combination of wind/wave resources – An Irish case study. Energy, 35 (1). pp. 314-325. ISSN 0360-5442
Lynn, Shane, Ringwood, John and MacGearailt, Niall (2010) Weighted windowed PLS models for virtual metrology of an industrial plasma etch process. In: IEEE International Conference on Industrial Technology (ICIT), March, 2010, Chile.
Lynn, Shane A., Ringwood, John and Del Valle Gamboa, Juan Ignacio (2009) Temperature Estimation for a Plasma-Propelled Rocket Engine. IEEE Control Systems Magazine, 29 (6). pp. 15-25. ISSN 0272-1708
Ringwood, John and de Paor, Annraoi (2009) Actuator Linearisation for Multivariable Control Applications. Signals, Circuits and Systems (SCS), 2009 3rd International Conference. Print ISBN: 978-1-4244-4397-0. pp. 1-6.
Hayes, Barry and Ringwood, John (2009) Authenticating student work in an e-learning programme via speaker recognition. Signals, Circuits and Systems (SCS), 2009 3rd International Conference. Print ISBN: 978-1-4244-4397-0 . pp. 1-6.
Sihem, Klai, Tarek, Khadir M. and Ringwood, John (2009) Steam Turbine Diagnostic System based on a Domain Ontology Implemented using J2EE Technology. Signals, Circuits and Systems (SCS), 2009 3rd International Conference on. ISBN: 9781424443970 . pp. 1-6.
McLoone, Violeta I., Ringwood, John and Van Vliet, Bruce (2009) A multi-component model of the dynamics of salt-induced hypertension in Dahl-S rats. BMC Physiology, 9 (20). pp. 1-11. ISSN 1472-6793
Fusco, Francesco and Ringwood, John (2009) A Study on Short-Term Sea Profile Prediction for Wave Energy Applications. In: 8th European Wave and Tidal Energy Conference, EWTEC, September 7-10 2009, Uppsala, Sweden.
Gilloteaux, Jean-Christophe and Ringwood, John (2009) Influences of wave directionality on a generic point absorber. In: 8th European Wave and Tidal Energy Conference EWTEC, September 7-10 2009, Uppsala, Sweden.
McLoone, Violeta I., Ringwood, John and Van Vliet, Bruce (2009) A 5-component model for salt-induced hypertension. 7th IFAC Symposium on Modelling and Control in Biomedical Systems, ISBN: 978-3-902661-49-4. pp. 175-180.
Bacelli, Giorgio, Gilloteaux, Jean-Christophe and Ringwood, John (2009) A predictive controller for a heaving buoy producing potable water. In: European Control Conference, ECC09, August 23-26 2009, Budapest, Hungary.
Gallieri, Marco and Ringwood, John (2009) Optimal Harvesting Patterns for a Seaweed Harvester. Signals and Systems Conference (ISSC 2009), IET Irish . pp. 1-6.
Butler, Shane, Ringwood, John and MacGearailt, Niall (2009) Prediction of Vacuum Pump Degradation in Semiconductor Processing. In: SAFEPROCESS'09, 7th IFAC Symposium on Fault Detection, Supervision and Safety of Technical Processes, June 30 - July 3 2009, Barcelona.
Ragnoli, E., McLoone, Sean F., Lynn, S., Ringwood, John and Macgearailt, N. (2009) Identifying key process characteristics and predicting etch rate from High-Dimension Datasets. Advanced Semiconductor Manufacturing Conference, 2009. . viii-ix. ISSN 1078-8743
Lynn, Shane, Ringwood, John, Ragnoli, Emanuele, McLoone, Sean F. and MacGearailt, Niall (2009) Virtual Metrology for Plasma Etch using Tool Variables. Advanced Semiconductor Manufacturing Conference, 2009. . pp. 143-148. ISSN 1078-8743
Kelleher, J. and Ringwood, John (2009) A computational tool for evaluating the economics of solar and wind microgeneration of electricity. Energy, 34 (4). pp. 401-409. ISSN 0360-5442
Lynn, Shane, Ringwood, John and Del Valle Gamboa, Juan Ignacio (2008) State Estimation for the VASIMR Plasma Engine. Signals and Systems Conference, 2008. . pp. 24-29. ISSN 0537-9989
Gilloteaux, Jean-Christophe, Bacelli, Giorgio and Ringwood, John (2008) A non-linear potential model to predict large-amplitudes-motions: application to a multi-body wave energy converter. In: 10th World Renewable Energy Congress - WREC X. WREC, Brighton, pp. 934-939. ISBN 9780080568973
Khadir, Mohamed Tarek and Ringwood, John (2008) Extension of first order Predictive Functional Controllers to handle higher order internal models. International Journal of Applied Mathematics and Computer Science, 18 (2). pp. 229-239. ISSN 2083-8492
Fusco, Francesco and Ringwood, John (2008) Linear models for short term wave forecasting. In: 10th World Renewable Energy Congress - WREC X , 19-25 July 2008, Glasgow. (Unpublished)
Ragnoli, Emanuele, McLoone, Seamus, Ringwood, John and Macgerailt, N. (2008) Matrix Factorisation Techniques for Endpoint Detection in Plasma Etching. In: IEEE/SEMI Advanced Semiconductor Manufacturing Conference, 2008. ASMC 2008. IEEE, pp. 156-161. ISBN 9781424419647
Ringwood, John (2008) Practical Challenges in Harvesting Wave Energy. In: ECOR Symposium, 23-24 October 2008, St. John's, Newfoundland.
Milosavljević, V., Ellingboe, A.R., Gaman, C. and Ringwood, John (2008) Real-time plasma control in a dual-frequency, confined plasma etcher. Journal of Applied Physics, 103 (083302). ISSN 0021-8979
Ma, Beibei, McLoone, Sean F., Ringwood, John and Macgerailt, N. (2008) Selecting signature optical emission spectroscopy variables using sparse principal component analysis. In: 11th International Conference on Computer and Information Technology, 2008. ICCIT 2008. 10.1109/ICCITECHN.2008.4803104 . IEEE, pp. 14-19. ISBN 9781424421350
Bacelli, Giorgio, Gilloteaux, Jean-Christophe and Ringwood, John (2008) State space model of a hydraulic power take off unit for wave energy conversion employing bondgraphs. In: 10th World Renewable Energy Congress - WRECX. WREC, Brighton, pp. 1-4. ISBN 9780080568973
Hayes, Barry and Ringwood, John (2008) Student Authentication for Oral Assessment in Distance Learning Programs. IEEE Transactions on Learning Technologies, 1 (3). pp. 165-175. ISSN 1939-1382
Ringwood, John and Feng, Ruijuan (2007) Bicycle wheel wobble: a case study in dynamics. In: ICINCO 2007, 4th International Conference on Information in Control, Automation and Robotics, 9 - 12 May, 2007, Angers, France. (Unpublished)
Bacelli, Giorgio, Ringwood, John and Iordanov, Petar (2007) Impedance matching controller for an inductively coupled plasma chamber: L-type Matching Network Automatic Controller. In: ICINCO 2007, 4th International Conference on Information in Control, Automation and Robotics, 9 - 12 May, 2007, Angers, France. (Unpublished)
Ma, Beibei, McLoone, Sean F. and Ringwood, John (2007) Tracking plasma etch process variations using Principal Component Analysis of OES data. In: ICINCO 2007, 4th International Conference on Information in Control, Automation and Robotics, 9 - 12 May, 2007, Angers, France. (Unpublished)
Fay, Damien and Ringwood, John (2007) A wavelet transfer model for time series forecasting. International Journal of Bifurcation and Chaos (IJBC), 17 (10). pp. 3691-3696. ISSN 1793-6551
O'Cathain, Michael, Leira, Bernt J. and Ringwood, John (2007) Modelling of Multibody Marine Systems with Application to Wave-Energy Devices. In: European Wave and Tidal Energy Conference, 11-13 September 2007, Porto. (Unpublished)
Mangourova, Violeta, Ringwood, John, Guild, Sarah-Jane and Malpas, Simon (2007) Nonlinear modelling of renal vasoaction. Biomedical Signal Processing and Control, 2 (2). pp. 258-266. ISSN 1746-8094
Nolan, G., Ringwood, John and Holmes, B. (2007) Short Term Wave Energy Variability off the West Coast of Ireland. In: European Wave and Tidal Energy Conference, 11-13 September 2007, Porto. (Unpublished)
Butler, Shane, Ringwood, John and Fay, Damien (2007) Use of Weather Inputs in Traffic Volume Forecasting. In: Irish Signals and Systems Conference (ISSC 2007), 13-14 September 2007, Derry.
Nolan, Gary and Ringwood, John (2006) Control of a Heaving Buoy Wave Energy Converter for Potable Water Production. In: Irish Signals and Systems Conference, 2006. Conference publication (Institution of Engineering and Technology) (519). IET, pp. 421-426. ISBN 0863416659
Mangourova, Violeta and Ringwood, John (2006) Gray Box Modelling of Arterial Vasoaction. In: IET Irish Signals and Systems Conference, 2006. IEEE, pp. 315-320. ISBN 0863416659
Iordanov, Petar, Keville, Bernard, Ringwood, John, Doherty, Sean and Faulkner, Ronan (2006) On the closed-loop control of an argon plasma process. In: Irish Signals and Systems Conference (ISSC 2006), June 2006, Dublin.
Keville, Bernard, Iordanov, Petar, Ringwood, John, Doherty, Sean, Faulkner, Ronan, Soberon, Felipe and McCarter, Angus (2006) On the modelling and closed loop control of an inductively coupled plasma chamber. In: IFAC Workshop on Advanced Process Control for Semiconductor Manufacturing, December 2006, Singapore.
McCarthy, M. and Ringwood, John (2006) Sampling period determination for heart rate logging under an exercise regimen. Journal of Sports Sciences, 24 (10). pp. 1115-1125. ISSN 0264-0414
de Paor, Annraoi and Ringwood, John (2006) A Simple Soft Limiter Describing Function for Biomedical Applications. IEEE transactions on biomedical engineering, 53 (7). pp. 1233-1240. ISSN 0018-9294
Ringwood, John (2006) The Dynamics of Wave Energy. In: Irish Signals and Systems Conference, 2006. IET. Conference publication (Institution of Engineering and Technology) (519). IET, pp. 23-34. ISBN 0863416659
Ringwood, John, Mangourova, Violeta, Guild, Sarah-Jane and Malpas, Simon (2006) A nonlinear model for vasoconstriction. In: 6th IFAC Symposium on Modelling and Control in Biomedical Systems (MCBMS06), September 2006, Reims.
Iordanov, Petar, Ringwood, John and Doherty, Sean (2005) Nonlinear Control Design for a Plasma Process. 44th IEEE Conference on Decision and Control and the European Control Conference, 2005. pp. 2380-2385.
Iordanov, Petar, Ringwood, John and Doherty, Sean (2005) Control problem classification for a plasma process. Proceedings of the 16th IFAC World Congress, Prague.
Ringwood, John, Kinnane, Oliver and Malpas, Simon (2005) Prediction of low frequency blood pressure oscillations via a combined heart/resistance model. Proceedings of the 16th IFAC World Congress, Prague.
Ringwood, John, Monaghan, Karl and Maloco, John (2005) Teaching engineering design through Lego Mindstorms. European Journal of Engineering Education, 30 (1). pp. 91-104.
Ringwood, John, Devitt, Frank, Doherty, Sean, Farrell, Ronan, Lawlor, Bob, McLoone, Sean F., McLoone, Seamus, Rogers, Alan, Villing, Rudi and Ward, Tomas E. (2005) A resource management tool for implementing strategic direction in an academic department. Journal of Higher Education Policy and Management, 27 (2). pp. 273-283.
Nolan, Gary and Ringwood, John (2005) Assessment of a Combined Offshore Renewable Energy Resource for Ireland. In: 6th European Wave and Tidal Energy Conference, 6th EWTEC, August 29 - September 2 2005, University of Strathclyde, Glasgow.
Khadir, Mohamed Tarek, Fay, Damien, Ringwood, John and Boughrira, Ahmed (2005) Forecasting Electricity Load and Prices in an Algerian Deregulated Market. In: Proc. 1ere Conférence Internationale sur le Transport de l'Electricité en Algerie, September 17-18 2005, Algiers.
Nolan, G.A., Ringwood, John, Leithead, W.E. and Butler, Shane (2005) Optimal Damping Profiles for a Heaving Buoy Wave Energy Converter. The proceedings of the Fifteenth International Offshore and Polar Engineering Conference ISOPE : Seoul, Korea, June 19-24 2005.
Khadir, Mohamed Tarek and Ringwood, John (2005) Stability issues for First Order Predictive Functional Controllers: Extension to Handle Higher Order Internal Models. In: ICSIT'05, International Conference on Computer Systems and Information Technology, July 19-21 2005, Algiers, Algeria.
Leith, Douglas J., Heidl, Martin and Ringwood, John (2004) Gaussian Process Prior Models for Electrical Load Forecasting. Probabilistic Methods Applied to Power Systems. pp. 112-117.
Fay, D., Ringwood, John and Condon, M. (2004) On the Influence of Weather Forecast Errors in Short-Term Load Forecasting Models. In: Control 2004, September 6-9 2004, University of Bath, U.K..
Ringwood, John and Butler, Shane (2004) Optimisation of a wave energy converter. In: IFAC Conference on Control Applications in Marine Systems - CAMS 2004, July 7-9 2004, Ancona, Italy.
Devitt, F., Monaghan, K., Ringwood, John, Villing, Rudi and Ward, Tomas E. (2004) Degree Extension for Technicians (DEFT). In: Proceedings of the IASTED Conference On Web-Based Education, February 2004, Innsbruck, Austria.
Kinnane, Oliver, Ringwood, John, Kelly, Damien and Malpas, Simon (2004) Describing Function Approximation For Biomedical Engineering Applications. Proceedings, the Irish Signals and Systems Conference ISSC 2004, Belfast. pp. 107-112. ISSN 0537-9989;
Nolan, Gary and Ringwood, John (2004) Design and Control Considerations for a Wave Energy Converter. Proceedings, the Irish Signals and Systems Conference ISSC 2004, Belfast. pp. 475-480. ISSN 0537-9989
Butler, Shane and Ringwood, John (2004) Stochastic Search in Data-Based Modelling of Dynamic Systems. Proceedings, the Irish Signals and Systems Conference ISSC 2004, Belfast. ISSN 0537-9989;
Fay, Damien, Ringwood, John, Condon, Marissa and Kelly, Michael (2003) 24-h electrical load data — a sequential or partitioned time series? Neurocomputing, 55 (3-4). pp. 469-498. ISSN 0925-2312
Khadir, Mohamed Tarek and Ringwood, John (2003) Application of Generalised Predictive Control to a Milk Pasteurisation Process. In: IASTED Conference On Intelligent Systems and Control, 25-27 June 2003, Salzburg.
Kinnane, Oliver P., Ringwood, John, Ramchandra, Rohit, Barrett, Carolyn J., Guild, Sarah-Jane, Leonard, Bridget L. and Malpas, Simon C. (2003) Deterministic Chaos in Blood Pressure Signals During Different Physiological Conditions. Modelling and Control in Biomedical Systems, Proceedings of 5th IFAC Symposium, Melbourne, Australia, August 21-23 2003.
Khadir, Mohamed Tarek and Ringwood, John (2003) First Principles Modelling of a Pasteurisation Plant for Model Predictive Control. Mathematical and Computer Modelling of Dynamical Systems: Methods, Tools and Applications in Engineering and Related Sciences, 9 (3). pp. 281-301. ISSN 1387-3954
Khadir, Mohamed Tarek and Ringwood, John (2003) Linear and Nonlinear Model Predictive Control design for a Milk Pasteurisation Plant. Control and Intelligent Systems, 31 (1). ISSN 1480-1752
Nolan, G., Ó Catháin, M., Murtagh, J. and Ringwood, John (2003) Modelling and Simulation of the Power Take-Off System for a Hinge-Barge Wave-Energy Converter. In: Fifth European Wave Energy Conference : proceedings of an international conference held at University College Cork, Ireland 17-20th September 2003. Hydraulics & Maritime Research Centre, Cork, pp. 1-8. ISBN 0950244058
Ringwood, John (2002) Intelligent Forecasting of Electricity Demand. In: Proceedings of the European Symposium on Intelligent Technologies, September 19-22 2002, Albufeira, Portugal.
Fay, Damien, Ringwood, John, Condon, Marissa and Kelly, Michael (2002) Establishing a Solution Strategy for Electrical Demand Forecasting in Ireland. In: Proceedings of the 22nd International Symposium on Forecasting, June 23-26 2002, Dublin.
Ringwood, John and Galvin, G. (2002) Computer-Aided Learning in Artificial Neural Networks. IEEE Transactions on Education, 45 (4). pp. 380-387. ISSN 0018-9359
Ringwood, John (2002) Diagonalisation of a class of multivariable system via an actuator linearisation technique. Information Sciences, 148 (1-4). pp. 139-154. ISSN 0020-0255
Liu, Huang-Ku, Guild, Sarah-Jane, Ringwood, John, Barrett, Carolyn J., Leonard, Bridget L., Nguang, Sing-Kiong, Navakatikyan, Michael and Malpas, Simon C. (2002) Dynamic baroreflex control of blood pressure: influence of the heart vs. peripheral resistance. American Journal of Physiology: Regulatory, Integrative and Comparative Physiology, 283 (2). pp. 533-542. ISSN 0002-9513
Martin, D.P., Grant, J.J. and Ringwood, John (2002) Evaluation of a prototype thermal anemometer for use in low airspeed drying measure calculations. Flow Measurement and Instrumentation, 12. pp. 385-396. ISSN 0955-5986
Martin, D.P., Ringwood, John and Grant, J.J. (2002) A Single-bladed Ventilation Damper: Mixing Ratio Models and Measurement. Biosystems Engineering, 82 (2). pp. 187-198. ISSN 1537-5110
Khadir, M.T. and Ringwood, John (2001) Neural Network Modelling and Predictive Control of a Milk Pasteurisation Plant. In: Proceedings of the 7th International Conference on Engineering Applications of Neural Networks (EANN 2001), July 16-18 2001, Cagliari, Sardinia.
Fay, Damien, Ringwood, John, Condon, Marissa and Kelly, Michael (2001) 24-Hour Electrical Load Data - A Time Series or a Set of Independent Points? In: Proceedings of the 7th International Conference on Engineering Applications of Neural Networks (EANN 2001), July 16-18 2001, Cagliari, Sardinia.
Fay, Damien, Ringwood, John, Condon, Marissa and Kelly, Michael (2001) Data Fusion Model for Irish Electricity Load Forecasting. In: Irish Signals and Systems Conference (ISSC'01), June 25-27, 2001, National University of Ireland Maynooth.
Guild, Sarah-Jane, Austin, Paul C., Navakatikyan, Michael, Ringwood, John and Malpas, Simon C. (2001) Dynamic relationship between sympathetic nerve activity and renal blood flow: a frequency domain approach. American Journal of Physiology - Regulatory, Integrative and Comparative Physiology, 281 (1). R206-R212. ISSN 0363-6119
Ringwood, John, Bofelli, D. and Murray, F.T. (2001) Forecasting Electricity Demand on Short, Medium and Long Time Scales Using Neural Networks. Journal of Intelligent and Robotic Systems, 31 (1-3). pp. 129-147. ISSN 0921-0296
Ringwood, John and Malpas, Simon C. (2001) Slow oscillations in blood pressure via a nonlinear feedback model. American Journal of Physiology: Regulatory, Integrative and Comparative Physiology, 280 (4). R1105-R1115. ISSN 0363-6119
Martin, David, Ringwood, John and Grant, James J. (2001) Spatial homogeneity of air in a mushroom tunnel: Single vs. boost duct air distribution systems. ASHRAE Transactions, 107. pp. 275-284. ISSN 0001-2491
Malpas, Simon C., Leonard, Bridget L., Guild, Sarah-Jane, Ringwood, John, Navakatikyan, Michael, Austin, Paul C., Head, Geoffrey A. and Burgess, Don E. (2001) The sympathetic nervous system's role in regulating blood pressure variability. IEEE Engineering in Medicine and Biology Magazine, 20 (2). pp. 17-24. ISSN 0739-5175
Fay, Damien, Ringwood, John, Condon, Marissa and Kelly, Michael (2000) A comparison of linear and neural parallel time series models for short-term load forecasting in the Republic of Ireland. Proceedings of the 3rd European IFS Workshop.
Fay, Damien, Ringwood, John, Condon, Marissa and Kelly, Michael (2000) Comparative linear and neural parallel forecasting models for short-term Irish electricity load. In: Universities Power Electronics Conference (UPEC), 2000. (Unpublished)
Ringwood, John, Galvin, G. and Bruton, J. (2000) Computer-Aided Learning in Artificial Neural Networks. In: PCI 2000, Glasgow.
O'Dwyer, Aidan and Ringwood, John (2000) Convergence of parameter and delay estimates using open loop time domain gradient methods. Proceedings of the Irish Signals and Systems Conference (ISSC'00). pp. 434-441.
Murray, Fiona T., Ringwood, John and Austin, Paul C. (2000) Integration of multi-time-scale models in time series forecasting. International Journal of Systems Science, 31 (10). pp. 1249-1260. ISSN 0020-7721
Khadir, Mohamed Tarek, Richalet, Jacques, Ringwood, John and O'Connor, Barry (2000) Modelling and Predictive Control of Milk Pasteurisation in a Plate Heat Exchanger. In: Foodsim 2000 Conference, Nantes, France.
Ringwood, John (2000) Shape control systems for Sendzimir steel mills. IEEE Transactions on Control Systems Technology, 8 (1). pp. 70-86. ISSN 1063-6536
Ringwood, John and Murray, F.T. (1999) Forecasting Electrical Load Using a Multi-time-scale Approach. In: European Control Conference, ECC99, August 31 - September 3 1999, Karlsruhe, Germany.
O'Dwyer, Aidan and Ringwood, John (1999) A classification of techniques for the estimation of the model parameters of a time delayed process. In: Proceedings of the Irish Signals and Systems Conference, June 1999, Galway, Ireland.
Martin, D.P., Ringwood, John and Grant, J.J. (1999) Measurement of air exchange time in a mushroom tunnel. Irish Journal of Agricultural and Food Research, 38 (1). pp. 113-123. ISSN 2009-9029
O'Dwyer, Aidan and Ringwood, John (1999) A classification of techniques for the compensation of time delayed processes. Part 2. Structurally optimised controllers. In: Modern Applied Mathematical Techniques in Circuits, Systems and Control. World Scientific and Engineering Society Press. ISBN 960805205X
O'Dwyer, Aidan and Ringwood, John (1999) A classification of techniques for the compensation of time delayed processes. Part 1. Parameter optimised controllers. In: Modern Applied Mathematical Techniques in Circuits, Systems and Control. World Scientific and Engineering Society Press, pp. 176-186. ISBN 960805205X
Cloarec, Guy-Michel and Ringwood, John (1998) Incorporation of statistical methods in multi-step neural network prediction models. Proceedings of the 1998 IEEE International Joint Conference On Neural Networks, Anchorage, Alaska, 3. pp. 2513-2518. ISSN 1098-7576
Behan, M., Cahill, M., Carry, M., Clausen, G., Dooley, V., English, N., Grainger, W., O'Connor, David, O'Dwyer, Aidan and Ringwood, John (1997) Closed loop time domain gradient methods for parameter and time delay estimation. In: Proceedings of the I rish Signal and Systems Conference. University of Ulster, Magee College Derry, pp. 217-224.
Ringwood, John, Commarmond, P. and Lonergan, T. (1997) Qualitative and quantitative fuzzy modelling of a 24-hour electricity consumption profile. In: Proceedings: EUFIT '97, 5th European Congress on Intelligent Techniques and Soft Computing. EUFIT, pp. 2404-2408. ISBN 3896532006
Bates, D.G., Ringwood, John and Holohan, A.M. (1997) Robust shape control in a Sendzimir cold-rolling steel mill. Control Engineering Practice, 5 (12). pp. 1647-1652. ISSN 0967-0661
Ringwood, John and Murray, F.T. (1996) Forecasting of Weekly Electricity Consumption Using Neural Networks. In: Proceedings of the Irish DSP and Control Colloquium (IDSPCC '96). Dublin, June 1996.
Molloy, B.W. and Ringwood, John (1996) Model based predictive control of a drum-type boiler. In: Proceedings of the Irish DSP and Control Colloquium (IDSPCC '96). Dublin, June 1996, pp. 143-150.
Bates, D.G., Ringwood, John and Holohan, A.M. (1996) Robust shape control in a Sendzimir cold-rolling steel mill. Proceedings of the 13th World Congress of the International Federation of Automatic Control. ISSN 0-08-042605-0
O'Dwyer, Aidan and Ringwood, John (1996) The control of a process with time delay by using a modified Smith predictor compensator. In: Proceedings of the Irish Conference on DSP and Control, 1996. Trinity College Dublin, pp. 37-44.
Lonergan, T. and Ringwood, John (1995) Linguistic Modelling of Short-Timescale Electricity Consumption Using Fuzzy Modelling Techniques. In: Proceedings of the Irish DSP and Control Colloquium (IDSPCC '95). Belfast, June 1995.
O'Dwyer, Aidan and Ringwood, John (1995) Model Parameter And Time Delay Estimation In The Frequency Domain. In: Proceedings of the Irish DSP and Control Colloquium (IDSPCC '95). Queens University Belfast, June, 1995, pp. 39-46.
Ringwood, John (1995) Multivariable control using the singular value decomposition in steel rolling with quantitative robustness assessment. Control Engineering Practice, 3 (4). pp. 495-503. ISSN 0967-0661
Flynn, M. and Ringwood, John (1995) A comparative study of delta- and z-based output feedback pole placement adaptive controllers. In: Proceedings of the Irish DSP and Control Colloquium (IDSPCC '95). Belfast, June 1995, pp. 47-54.
Ringwood, John (1994) Diagonalization of a Canonical System with Nonlinear Actuators. In: Proceedings of IMC-11. Belfast, August 1994.
Ringwood, John (1994) Making Lectures Come Alive With a Data Projector. In: Proceedings 3rd IFAC Symposium on Control Education. Tokyo, August 1994, pp. 277-280.
O'Dwyer, Aidan and Ringwood, John (1994) Model Parameter And Time Delay Estimation Using Gradient Methods. In: Proceedings of the Irish DSP and Control Colloquium (IDSPCC '94). Dublin City University, Dublin, Ireland, July 1994, pp. 211-218.
Ringwood, John and Collins, M.F. (1994) A Prototype Computer-Aided-Learning Package for System Dynamic and Control. In: Proceedings 3rd IFAC Symposium on Control Education. Tokyo, August 1994, pp. 99-102.
Whelan, J. and Ringwood, John (1994) A demonstration rig for control systems based on the ball-and-beam with vision feedback. In: Proceedings 3rd IFAC Symposium on Control Education. Tokyo, August 1994, pp. 9-12.
Ringwood, John, McCorkell, C. and Whelan, J. (1994) A final year undergraduate digital control laboratory assignment. In: Proceedings 3rd IFAC Symposium on Control Education. Tokyo, August 1994, pp. 193-196.
Ringwood, John and O'Dwyer, Aidan (1994) A frequency domain based self-tuning PID controller. In: Proceedings of the Asian Control Conference. Tokyo, Japan, July, 1994., pp. 331-334.
Ringwood, John, Austin, Paul C. and Monteith, W. (1993) Forecasting weekly electricity consumption: a case study. Energy Economics, 15 (4). pp. 285-296. ISSN 0140-9883
Ringwood, John (1993) Multivariable Control Using The SVD in Steel Strip Rolling. IFAC Proceedings Volumes, 26 (2 Pt.4). pp. 565-568. ISSN 1474-6670
Molloy, B. and Ringwood, John (1993) Neural network modelling of a boiler combustion system. In: 3rd Irish Colloquium on DSP and Control, June 1993, Dublin.
Ringwood, John (1992) Black Box Modelling of a Boiler System. In: 9th IMC Conference on Advanced Manufacturing Systems, August 1992, Dublin.
Ringwood, John and Hickey, John (1992) An integrated environment for computer-aided control engineering. In: Computer Aided Systems Theory — EUROCAST '91. Springer Berlin Heidelberg, pp. 668-687. ISBN 978-3-540-55354-0
Comerford, P. and Ringwood, John (1991) Adaptive control of baker's yeast fermentation - the problems and some solutions. In: Conference on Process Control, March 1991, Toulouse.
Ringwood, John (1991) Electronic engineering education - an Irish perspective. In: Proceedings of the 3rd AAEE Conference on engineering education, Adelaide, December 1991. Australasian Assocation for Engineering Education. ISBN 0863961312
Gibbs, Patrick J., Jones, F. and Ringwood, John (1991) A flexible electronic controller for a manipulator-type robot. In: Joint International Conference on Factory Automation and Information Management, March 1991, Limerick.
Ringwood, John, Owens, D.H. and Grimble, M.J. (1990) Feedback Design of a Canonical Multivariable System with Application to Shape Control in Sendzimir Mills. In: 1990 American Control Conference. IEEE, pp. 2721-2722.
Jones, F. and Ringwood, John (1990) Identification methods for adaptive manipulator control. In: Colloquium on DSP and Control, December 1990, Belfast.
Ringwood, John and Grimble, M.J. (1990) Shape control in Sendzimir mills using both crown and intermediate roll actuators. IEEE Transactions on Automatic Control, 35 (4). pp. 453-459. ISSN 0018-9286
Ringwood, John (1989) Control strategies for robotic manipulators. In: 6th IMC Conference on Advanced manufacturing technology. Dublin City University, pp. 1133-1154. ISBN 1872327001
Carr, S., Anderson, G., Grimble, M.J. and Ringwood, John (1988) An LQG approach to self-tuning control with application to robotics. In: IEE International Workshop on Robot Control, April 1988, Oxford.
Ringwood, John and Grimble, M.J. (1986) Shape control in Sendzimir mills using both crown and intermediate roll actuators. In: 25th IEEE Conference on Decision and Control, 1986. IEEE, pp. 724-729.
Ringwood, John (1985) Least Squares Identification with Application to Shape Control in a Sendzimir Cold Rolling Steel Mill. In: American Control Conference 1985. IEEE, pp. 1359-1364.
Ringwood, John and Grimble, M.J. (1983) An optimal output feedback solution to the strip shape multivariable control problem. In: ACI 83, first IASTED International Symposium Applied Control and Identification. International Association of Science and Technology for Development, 2-14-2-18.
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