Dr Edward Ransley

Biography

Research Fellow

COAST Engineering Research Group

School of Engineering, Computing and Mathematics

Qualifications

PhD - "Survivability of wave energy converter and mooring coupled system using CFD", University of Plymouth, 2015,
MSc Marine Renewable Energy (w. distinction) - Dissertation: "Investigation of configuration response amplitude operators (CRAOs) in an array of cylindrical wave energy converters", University of Plymouth, 2010-11.
MA - Natural Sciences, University of Cambridge, 2010.
MSci, BA (hons) - Natural Sciences, University of Cambridge, 2003-2007.

Roles on external bodies

ARCHER/HPC-UK Champion
Member of the Software Outlook Working Group
Board member of the U K Association for Computational Me chanics (UKACM)
Special Interest Group in Wave Structure Interaction (SIG-WSI) within the UK Fluids Network (key personnel)

Research

Research degrees awarded to supervised students

Musiedlak, Pierre-Henri, Numerical Modelling of Responses of Offshore Wave Energy Converters in Extreme Waves, PhD Thesis, University of Plymouth, UK (2019) (Co-supervisor)

Grants & contracts

A Collaborative Computational Project on Wave Structure Interaction + (CCP-WSI+) (EP/T026782/1) (Research Co-Investigator) (2020-2025)
Extreme Loading on Floating Offshore Wind Turbines (FOWTs) under Complex Environmental Conditions (EP/T004177/1) (Named Researcher) (2020-2023)
A Collaborative Computational Project on Wave Structure Interaction (CCP-WSI) (EP/M022382/1) (Research Officer) (2015-2020)
STructural behaviour Of Rock Mounted Lighthouses At the Mercy of imPulsive waves (STORMLAMP) (EP/N022947/1) (Named Researcher) (2016-2020)
Modular Tide Generators Limited (Innovate UK 103499) (Named Researcher) (2017-2019)
Developing Dynamic Load Balancing library for wsiFoam (ARCHER eCSE12-8) (Co-Investigator) (2018)
ORE SuperGen Leader Deborah Greaves (EP/R010765/1) (Named Researcher) (2017)
MTG Tidal Raft Platform Concept (Innovate UK 102217) (Named Researcher) (2015-2016)

Publications

Key publications

Key publications are highlighted

Journals

Articles

Brown S, Ransley E, Xie N, Monk K, De Angelis G, Nicholls-Lee R, Guerrini E & Greaves D 2020 'On the impact of motion-thrust coupling in floating tidal energy applications' Applied Energy 282, , DOI Open access

Brown S, Ransley E & Greaves D 2020 'Assessing focused wave impacts on floating WECs using OpenFOAM' Proceedings of the Institution of Civil Engineers: Engineering and Computational Mechanics Open access

Windt C, Untrau A, Davidson J, Ransley E, Greaves D & Ringwood J 2020 'Assessing the validity of regular wave theory in a short physical wave flume using particle image velocimetry' Experimental Thermal and Fluid Science , DOI Open access

Brown SA, Ransley EJ, Zheng S, Xie N, Howey B & Greaves DM 2020 'Development of a fully nonlinear, coupled numerical model for assessment of floating tidal stream concepts' Ocean Engineering 218, 108253-108253 Publisher Site , DOI Open access

Ransley E, Brown S, Hann M, Greaves D, Windt C, Ringwood J, Davidson J, Schmitt P, Yan S & Wang JX 2020 'Focused wave interactions with floating structures: A blind comparative study' Proceedings of the Institution of Civil Engineers: Engineering and Computational Mechanics , DOI Open access

Musiedlak P-H, Ransley E, Hann M, Child B & Greaves D 2020 'Time-Splitting Coupling of WaveDyn with OpenFOAM by Fidelity Limit Identified from a WEC in Extreme Waves' Energies , DOI Open access

Ransley E, Yan S, Brown S, Hann M, Graham D, Windt C, Schmitt P, Davidson J, Ringwood J & Musiedlak P-H 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) 1-10 , DOI Open access

Brown S, Ransley E, Musiedlak P & Greaves D 2020 'Quantifying the predictive capability of OpenFOAM 5.0: Focused wave impacts with floating bodies' International Journal of Offshore and Polar Engineering 30, (1) 20-27 , DOI Open access

Wendt, Nielsen, Yu, Bingham, Eskilsson, Kramer, Babarit, Bunnik, Costello & Crowley 2019 'Ocean Energy Systems Wave Energy Modelling Task: Modelling, Verification and Validation of Wave Energy Converters' Journal of Marine Science and Engineering 7, (11) 379-379 , DOI Open access

Brown SA, Ransley EJ & Greaves DM 2019 'Developing a coupled turbine thrust methodology for floating tidal stream concepts: Verification under prescribed motion' Renewable Energy , DOI Open access

Windt C, Davidson J, Ransley EJ, Greaves D, Jakobsen M, Kramer M & Ringwood JV 2019 'Validation of a CFD-based numerical wave tank model for the power production assessment of the wavestar ocean wave energy converter' Renewable Energy , DOI Open access

Ransley EJ, Yan S, Brown S, Mai T, Graham D, Ma Q, Musiedlak P-H, Engsig-Karup AP, Eskilsson C & Li Q 2019 'A blind comparative study of focused wave interactions with a fixed FPSO-like structure (CCP-WSI Blind Test Series 1)' International Journal of Offshore and Polar Engineering (IJOPE) Open access

Brown S, Musiedlak P-H, Ransley EJ & Greaves DM 2019 'Quantifying the Predictive Capability of OpenFOAM 4.1: Focused Wave Interactions with a Fixed FPSO' International Journal of Offshore and Polar Engineering 29, (2) 158-164 , DOI Open access

Thomas S, Giassi M, Eriksson M, Goteman M, Isberg J, Ransley E, Hann MR & Engström J 2018 'A Model Free Control Based on Machine Learning for Energy Converters in an Array' Big Data and Cognitive Computing , DOI Open access

Thomas S, Giassi M, Göteman M, Hann MR, Ransley EJ, Isberg J & Engström J 2018 'Performance of a Direct-Driven Wave Energy Point Absorber with High Inertia Rotatory Power Take-off' Energies (11) 2332-2332 , DOI Open access

Sjökvist L, Wu J, Ransley EJ, Engström J, Eriksson M & Göteman M 2017 'Numerical models for the motion and forces of point-absorbing wave energy converters in extreme waves' Ocean Engineering 145, 1-14 , DOI Open access

Ransley EJ, Greaves DM, Raby A, Simmonds D & Hann M 2017 'Survivability of wave energy converters using CFD' Renewable Energy 109, 235-247 , DOI Open access

Ransley EJ, Greaves DM, Raby A, Simmonds D, Jakobsen M & Kramer M 2017 'RANS-VOF modelling of the Wavestar point absorber' Renewable Energy 109, 49-65 , DOI Open access

Goteman M, Engstrom J, Eriksson M, Leijon M, Hann M, Ransley EJ & Greaves DM 2015 'Wave loads on a point-absorbing wave energy device in extreme waves' Journal of Ocean and Wind Energy 2, 176-181 , DOI Open access

Ransley EJ, Hann M, Greaves D, Raby AC & Simmonds D 2013 'Numerical and physical modelling of extreme waves at Wave Hub' Journal of Coastal Research, Special Issue 65, 1645-1650 , DOI Open access

Conference Papers

Brown S, Ransley E & Greaves D 2019 'CCP-WSI Blind Test Series 2: Assessment of focused wave impacts on floating WECs using OpenFOAM' 13th European Wave and Tidal Energy Conference (EWTEC) 9-/-0/20199-/-0/2019Open access

Brown S, Ransley E, Musiedlak P-H & Greaves D 2019 'Numerical Investigation of Focused Wave Impacts on Floating Wave Energy Converters Using OpenFOAM' 29th International Ocean and Polar Engineering Conference (ISOPE) 6-/-0/20196-/-0/2019Open access

Brown S, Ransley E, Xie N, Greaves D, Johanning L & Guerrini E 2019 'Validation of a Coupled CFD Model for Evaluating Floating Tidal Systems' 29th International Ocean and Polar Engineering Conference (ISOPE) 6-/-0/20196-/-0/2019Open access

Arini NR, Thies PR, Johanning L, Ransley E, Brown S, Xie N & Greaves D 2019 'Feasibility Study of Mooring Lines Design for a Floating Tidal Turbine Platform Using Double Hull Structure' ASME 2019 38th International Conference on Ocean, Offshore and Arctic Engineering 6-/-0/20196-/-0/2019American Society of Mechanical Engineers , DOI Open access

Windt C, Ringwood JV, Davidson J, Ransley EJ, Jakobsen M & Kramer M 2019 'Validation of a cfd-based numerical wave tank of the wavestar wec' 439-446 Open access

Ransley E, Brown SA, Xie N, Greaves D, Nicholls-Lee R, Johanning L, Weston P & Guerrini E 2018 'Concept development for deployment of a modular, floating, tidal-stream device' RENEW Lisbon, Portugal 0-/-1/20180-/-1/2018Open access

Xie N, Ransley E, Brown SA, Greaves D, Nicholls-Lee R, Johanning L, Weston P & Guerrini E 2018 'Wave tank experiments of a floating, tidal-stream energy device' RENEW Lisbon, Portugal 0-/-1/20180-/-1/2018Open access

Brown SA, Musiedlak P-H, Ransley E & Greaves D 2018 'Numerical simulation of focused wave interactions with a fixed FPSO using OpenFOAM 4.1' 28th International Ocean and Polar Engineering Conference (ISOPE) Sapporo, Japan 6-/-0/20186-/-0/2018International Society of Offshore and Polar Engineers Open access

Thomas S, Giassi M, Göteman M, Eriksson M, Isberg JM, Hann MR, Ransley EJ & Engström J 2018 'An accurate and cost efficient physical scale model of a direct driven point-absorber with constant damping power take-off' Proceedings of the 5th PRIMaRE Conference Bristol, UK 7-/-0/20187-/-0/2018Open access

Musiedlak P-H, Ransley EJ, Brown S, Child B, Hann MR, Iglesias G & Greaves DM 2018 'Starting a wave structure interaction CFD simulation from an advance time: Hot-start' Proceedings of the 6th European Conference on Computational Mechanics (ECCM 6)/7th European Conference on Computational Fluid Dynamics (ECFD 7) Glasgow, UK 6-/-0/20186-/-0/2018Open access

Musiedlak P-H, Ransley EJ, Greaves DM, Hann MR, Iglesias G & Child B 2017 'Investigation of model validity for numerical survivability testing of WECs' 12th European Wave and Tidal Energy Conference (EWTEC) Cork 8-/-0/20179-/-0/2017Open access

Ransley E, Brown SA, Howey B, Collins K & Greaves D 2017 'Numerical Modelling of a Floating OWC-WEC Using CFD' 4th PRIMaRE Conference Southampton 7-/-0/20177-/-0/2017Open access

Wendt F, Yu Y-H, Nielson K, Ruehl K, Bunnik T, Touzon I, Nam BW, Kim JS, Kim K-H & Janson CE 2017 'OES Task 10 WEC Modelling Verification and Validation' 12th European Wave and Tidal Energy Conference (EWTEC) Cork, Ireland 8-/-0/20179-/-0/2017Open access

Engström J, Sjökvist L, Göteman M, Eriksson M, Hann M, Ransley EJ, Greaves D & Leijon M 2017 'Buoy geometry and its influence on survivability for a point absorbing wave energy converter: Scale experiment and CFD simulations' 5th Marine Energy Technology Symposium (METS) Washington, D. C., USA 5-/-0/20175-/-0/2017Open access

Ransley EJ, Brown SA, Greaves DM, Hindley S, Weston P & Guerrini E 2016 'Coupled RANS-VOF modelling of floating tidal stream concepts' in Proceedings of the 2nd International Conference on Offshore Renewable Energy (CORE) Glasgow, Scotland 9-/-0/20169-/-0/2016Open access

Ransley EJ, Greaves D, Graham D, Kyte A, Qian L, Causon D, Mingham C, Zang J, Ma Q & Tabor G 2016 'Developing a National Community-serving Numerical Wave Tank Facility' in Proceedings of the 3rd PRIMaRE Conference Bath, UK 7-/-0/20167-/-0/2016Open access

Brown SA, Ransley EJ, Greaves D, Hindley S, Weston P & Guerrini E 2016 'Evaluation of a Floating Tidal Turbine Device using a Coupled CFD Approach' in Proceedings of the 3rd PRIMaRE Conference Bath, UK 7-/-0/20167-/-0/2016Open access

Ransley EJ, Brown SA, Greaves DM, Hindley S, Weston P, Guerrini E & Starzmann R 2016 'Coupled RANS-VOF Modelling of Floating Tidal Stream Concepts' in Proceedings of the 4th Marine Energy Technology Symposium (METS) Washington, D.C., USA 4-/-0/20164-/-0/2016Open access

Ransley EJ, Brown SA, Greaves DM, Hindley S, Weston P, Guerrini E & Starzmann R 2016 'RANS-VOF Modelling of Floating Tidal Stream Systems' in Proceedings of the 5th Oxford Tidal Energy Workshop Oxford, UK 3-/-0/20163-/-0/2016Open access

Göteman M, Engström J, Eriksson M, Leijon M, Hann M, Ransley EJ & Greaves DM 2015 'Wave Loads on a Point-Absorbing Wave Energy Device in Extreme Waves' in Proceedings of the 25th International Offshore and Polar Engineering Conference Kona, Hawaii Big Island, USA 6-/-0/20156-/-0/2015Open access

Ransley EJ, Göteman M, Engström J, Jakobsen M, Eriksson M, Leijon M, Kramer M, Hann M & Greaves DM 2015 'RANS-VOF Modelling of Wave Energy Converters' in Proceedings of the 2nd PRIMaRE Conference Penryn, UK 6-/-0/20156-/-0/2015Open access

Vyzikas T, Greaves DM, Simmonds D, Ransley EJ & Brown SA 2013 'Shape optimization of perforated caissons for wave energy harnessing' in Proceedings of the 6th PanHellenic Conference of Marine Structures Athens, Greece 1-/-1/20131-/-1/2013

Vyzikas T, Ransley EJ, Hann M, Magagna D, Greaves D, Simmonds D, Magar V & Conley D 2013 'Integrated Numerical Modelling System for Extreme Wave Events at the Wave Hub Site' in Proceedings of the ICE Conference on Coasts, Marine Structures and Breakwaters Edinburgh, UK 9-/-0/20139-/-0/2013Open access

Ransley EJ, Hann M, Simmonds D, Raby A & Greaves DM 2013 'Numerical and Physical Modelling of Extreme Wave Impacts on a Stationary Truncated Circular Cylinder' in Proceedings of the 10th European Wave and Tidal Energy Conference (EWTEC) Aalborg, Denmark 9-/-0/20139-/-0/2013Open access

Ransley EJ, Hann M, Greaves D, Raby A & Simmonds D 2013 'Numerical and physical modelling of extreme waves at Wave Hub' in Proceedings of the 12th International Coastal Symposium 4-/-0/20134-/-0/2013Open access

Ransley EJ & Greaves DM 2012 'Investigating interaction effects in an array of multi-mode wave energy converters' in Proceeding of the 27th International Workshop on Water Waves and Floating Bodies, Copenhagen, Denmark 4-/-0/20124-/-0/2012Open access

Tosdevin T, Giassi M, Thomas S, Engstrom J, Hann M, Isberg J, Goteman M, Ransley E, Musliedlak P & Simmonds D 'On the calibration of a WEC-Sim model for heaving point absorbers' European wave and tidal energy conference (EWTEC) Open access

Reports

Ransley E, Jones C, Ma Q, Poulter G, Qian L, Tabor G, Yan S, Zang J & Greaves D 2016 Wave Structure Interaction Computation and Experiment Roadmap Part 1: A Report on the 1st CCP-WSI Focus Group Workshop. , DOI Open access

Posters

Musiedlak P-H, Greaves D, Ransley E, Iglesias G, Hann M & Child B Musiedlak P-H, Greaves D, Ransley E, Iglesias G, Hann M & Child B 'Geometric parameters for a 2D-Numerical Wave Tank' Open access

Musiedlak P-H, Greaves D, Ransley E, Hann M, Iglesias G & Child B Musiedlak P-H, Greaves D, Ransley E, Hann M, Iglesias G & Child B 'The validity of numerical models for testing the survivability of WECs' Open access

Brown S, Ransley EJ, Xie N, Greaves DM, Nicholls-Lee R, Weston P & Guerrini E Brown S, Ransley EJ, Xie N, Greaves DM, Nicholls-Lee R, Weston P & Guerrini E 'Validation of a nonlinear, coupled numerical model for assessment of floating tidal systems'

Other Publications

Ransley EJ CCP-WSI_TestCase_001. Open access

Ransley E CCP-WSI_TestCase_002. Open access

Ransley EJ CCP-WSI_TestCase_003. Open access

Profiles

Researcher

School of Engineering, Computing and Mathematics (Faculty of Science and Engineering)