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Eagre/Aegir: high-seas wave-impact modelling

Project description

Better modelling of water waves and wave-structure interactions

Predicting wave motion around moving or flexible structures is a difficult computational task. The difficulty arises from lack of sophisticated approximations used to track the a priori unknown nonlinear air-water and water-structure interfaces. Funded under the Marie Skłodowska-Curie programme, the EAGRE project will use Firedrake, a new tool developed by UK-based universities for automating finite-element simulations. The focus of the study will be on developing new methods to analyse extreme or rogue waves in wave basins and wave-structure interactions on a dynamic wind-turbine mast. Realistically based challenges call for sound mathematical modelling, laboratory testing and cross-validation via computational simulation. Inextricably intertwined, these three approaches are considered the ‘research trinity’ for solving problems in maritime engineering.

Objective

"The overall objective is to create and deliver computational/mathematical modelling tools for solving problems in maritime engineering, based on advanced mathematical/numerical analysis and efficient implementation and testing in a general finite-element simulation environment offered by Firedrake (Imperial College with Leeds). Our key task is to offer training/research such that a so-called ""numerical wavetank"" is established by two ESRs for use in maritime-engineering wave basins, such as operational for consulting at the Maritime Research Institute Netherlands (MARIN Academy). Our research will provide the ESRs with a skill set that is highly attractive in the job market to employers engaged in high-end consulting. The integrated objectives are to create: (i) a numerical wavetank “ExtremeWaves” (ESR1) concerning modelling of extreme or rogue waves in wave basins integrated with (ii) a numerical wavetank “WaveTurbineImpact” (ERS2) concerning wave-structure interactions, especially wave-impact, on a dynamic wind-turbine mast. The overall objectives build on our recent and current collaborative work (between U. of Leeds and MARIN Academy) on the modelling of water waves and wave-structure interactions with (dis)continuous Galerkin finite-element methods. The above objectives offer challenging demands, not least because the prediction of wave motion around moving or flexible structures is a difficult computational task as a result of the requirement to track (generally using a sophisticated approximation) the a-priori-unknown nonlinear air-water and water-structure interfaces (and their cross-section, the waterline). Conquering these demands is timely because numerical simulations are cheaper than laboratory tests. Moreover, because in realistically motivated challenges mathematical modelling, laboratory testing and cross-validation via computational simulation are inextricably entwined, we view them all as essential components in our so-called ""Research Trinity""."

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

MSCA-ITN - Marie Skłodowska-Curie Innovative Training Networks (ITN)

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Call for proposal

(opens in new window) H2020-MSCA-ITN-2019

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Coordinator

UNIVERSITY OF LEEDS
Net EU contribution
€ 606 345,12
Address
WOODHOUSE LANE
LS2 9JT Leeds
United Kingdom
Region
Yorkshire and the Humber West Yorkshire Leeds
Activity type
Higher or Secondary Education Establishments
Links
Total cost
€ 606 345,12

Participants (1)