The spring-like air compressibility effect in oscillating-water-column wave energy converters: Review and analyses

AFO Falcão, JCC Henriques - Renewable and Sustainable Energy …, 2019 - Elsevier
The oscillating-water-column (OWC) wave energy converter with air turbine has been object
of extensive research and development effort, including the deployment of floating and fixed …

[HTML][HTML] Theoretical approach to the scale effects of an OWC device

A Molina–Salas, S Longo, M Clavero, A Moñino - Renewable Energy, 2023 - Elsevier
This research deals with the dynamic similarity problem for Oscillating Water Column (OWC)
devices, for which air is the fluid that is subject to thermodynamic transformations in the …

A novel hybrid wind-wave energy converter for jacket-frame substructures

C Perez-Collazo, D Greaves, G Iglesias - Energies, 2018 - mdpi.com
The growth of the offshore wind industry in the last couple of decades has made this
technology a key player in the maritime sector. The sustainable development of the offshore …

Sensitivity of OWC performance to air compressibility

I López, R Carballo, F Taveira-Pinto, G Iglesias - Renewable Energy, 2020 - Elsevier
Air compressibility is often neglected in experimental work due to practical difficulties, even
though it is known to affect the performance of OWC wave energy converters. The key …

[HTML][HTML] Assessment of heat and entropy balance of an OWC wave energy converter

A Molina-Salas, R Hatafi, F Huertas-Fernández… - Journal of Cleaner …, 2024 - Elsevier
This paper deals with the thermodynamic processes governing an Oscillating Water Column
(OWC) device, focusing on the entropy variation and the energy and heat budgets over the …

[HTML][HTML] Exergy assessment and sustainability of a simple off-shore oscillating water column device

A Molina-Salas, C Quirós, P Gigant… - Energy, 2023 - Elsevier
This paper present a research on the performance efficiency and sustainability of an
Oscillating Water Column (OWC) simple off-shore device, accounting for the influence of …

Numerical analysis of the performance of two onshore oscillating water column wave energy converters at different chamber wall slopes

LA Gaspar, PRF Teixeira, E Didier - Ocean Engineering, 2020 - Elsevier
In this study, a numerical analysis of the performance of two Oscillating Water Column
(OWC) wave energy converters, at different front and back wall slopes, was carried out. The …

Numerical analysis of the influence of air compressibility effects on an oscillating water column wave energy converter chamber

RAAC Gonçalves, PRF Teixeira, E Didier, FR Torres - Renewable energy, 2020 - Elsevier
The most studied device used for extracting wave energy is the Oscillating Water Column
(OWC). In general, numerical simulations of these cases by means of models based on …

Influence of distinct bottom geometries on the hydrodynamic performance of an OWC device

P Mohapatra, KG Vijay, A Bhattacharyya, T Sahoo - Energy, 2023 - Elsevier
The hydrodynamic performance of a shore-fixed oscillating water column (OWC) device in
the presence of convex, concave and sloped step-type bottom profiles is investigated. The …

Combined Oscillating Water Column & hydrogen electrolysis for wave energy extraction and management. A case study: The Port of Motril (Spain)

F Huertas-Fernández, M Clavero… - Journal of Cleaner …, 2021 - Elsevier
This paper presents a theoretical novel approach to a marine infrastructure, which jointly
uses an OWC (Oscillating Water Column) and hydrogen electrolysis as a clean source of …