Results 1 to 10 of about 51 (45)

Coupling Methodology for Studying the Far Field Effects of Wave Energy Converter Arrays over a Varying Bathymetry

open access: yesEnergies, 2018
For renewable wave energy to operate at grid scale, large arrays of Wave Energy Converters (WECs) need to be deployed in the ocean. Due to the hydrodynamic interactions between the individual WECs of an array, the overall power absorption and surrounding
Vasiliki Stratigaki   +2 more
exaly   +3 more sources

Validation of a Tool for the Initial Dynamic Design of Mooring Systems for Large Floating Wave Energy Converters

open access: yesJournal of Marine Science and Engineering, 2017
Mooring of floating wave energy converters is an important topic in renewable research since it highly influences the overall cost of the wave energy converter and thereby the cost of energy.
Jens Peter Kofoed   +2 more
exaly   +3 more sources

Assessment of the Power Output of a Two-Array Clustered WEC Farm Using a BEM Solver Coupling and a Wave-Propagation Model

open access: yesEnergies, 2018
One of the key challenges in designing a Wave Energy Converter (WEC) farm is geometrical layout, as WECs hydrodynamically interact with one another. WEC positioning impacts both the power output of a given wave-energy project and any potential effects on
Vasiliki Stratigaki   +2 more
exaly   +3 more sources

KNSwing—On the Mooring Loads of a Ship-Like Wave Energy Converter

open access: yesJournal of Marine Science and Engineering, 2019
The critical function of keeping a floating Wave Energy Converter in position is done by a mooring system. Several WECs have been lost due to failed moorings, indicating that extreme loads, reliability and durability are very important aspects.
Jonas Bjerg Thomsen, Kim Nielsen
exaly   +3 more sources

Evaluation of the Viscous Drag for a Domed Cylindrical Moored Wave Energy Converter

open access: yesJournal of Marine Science and Engineering, 2019
Viscous drag, nonlinear in nature, is an important aspect of the fluid−structure interaction modelling and is usually not taken into account when the fluid is assumed to be inviscid. Potential flow solvers can competently compute radiation damping,
Jimmy Murphy, Majid Bhinder
exaly   +3 more sources

Geometry Optimisation of a Wave Energy Converter

open access: yesEnergies
The geometry optimisation of a point-absorber wave energy converter, focusing on the increase in energy absorption derived from heave forces, was performed.
Nelson Martins
exaly   +3 more sources

Roundness and slenderness effects on the dynamic characteristics of spar-type floating offshore wind turbine

open access: yesCurved and Layered Structures, 2023
Spar-type floating offshore wind turbine has been massively developed considering its design simplicity and stability to withstand the wave-induced motion.
Adiputra Ristiyanto   +8 more
doaj   +1 more source

Motions Assessment Using a Time Domain Approach for a Research Ship in Antarctic Waters

open access: yesJournal of Marine Science and Engineering, 2023
An approach combining frequency and time domain analysis is introduced in this study for ship motions assessment. The open-source NEMOH code is utilized to compute the excitation forces and the hydrodynamic coefficients, while heave and pitch motions ...
Silvia Pennino, Antonio Scamardella
doaj   +1 more source

Performance analysis of a point-absorber wave energy converter with a single buoy composed of three rigidly coupled structures

open access: yesInternational Marine Energy Journal, 2021
A single-body point absorber system is analysed to improve its power absorption at a finite water depth.  The proposed wave energy converter consists of a single floating body coupled to a direct-drive power take-off system placed on the seabed.
Aldo Ruezga   +3 more
doaj   +1 more source

Influence of directional wave spreading on a WEC device

open access: yesInternational Marine Energy Journal, 2022
Wave Energy Converter (WEC)  performance is generally sensitive to the wave direction. So, it is important to include the effect of multi-directional waves in numerical modelling.
Emilio Faraggiana   +2 more
doaj   +1 more source

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