Results 11 to 20 of about 2,435 (197)

A Probabilistic Methodology for Determining Collision Risk of Marine Animals with Tidal Energy Turbines

open access: yesJournal of Marine Science and Engineering, 2023
Commercial development of tidal stream energy is hampered by technical and financial challenges, and impeded by uncertainty about potential environmental effects that drive environmental risk assessments and permitting (consenting) processes.
Andrea E. Copping   +4 more
doaj   +1 more source

Bardsey – an island in a strong tidal stream: underestimating coastal tides due to unresolved topography [PDF]

open access: yesOcean Science, 2020
Bardsey Island is located at the western end of the Llŷn Peninsula in northwestern Wales. Separated from the mainland by a channel that is some 3 km wide, it is surrounded by reversing tidal streams of up to 4 m s−1 during spring ...
J. A. M. Green, D. T. Pugh
doaj   +1 more source

Tidal Energy: The benthic effects of an operational tidal stream turbine

open access: yesMarine Environmental Research, 2017
The effect of modified flow on epifaunal boulder reef communities adjacent to the SeaGen, the world's first grid-compliant tidal stream turbine, were assessed. The wake of the SeaGen was modelled and the outputs were used in conjunction with positional and substrate descriptor variables, to relate variation in epifaunal community structure to the ...
J.P.J. O'Carroll   +3 more
openaire   +5 more sources

Tidal-stream power assessment—A novel modelling approach

open access: yesEnergy Reports, 2020
An alternative approach for simulating turbine array energy capture, momentum sink-TOC, was developed to improve conventional methodologies for assessing tidal-stream energy resource.
L.M. Flores Mateos, M. Hartnett
doaj   +1 more source

Tidal energy extraction modifies tidal asymmetry and transport in a shallow, well-mixed estuary

open access: yesFrontiers in Marine Science, 2023
Tidal energy extraction is increasingly being studied as a potential renewable energy resource in estuaries worldwide. Although it is understood that energy extraction via tidal stream turbines can modify currents and transport within estuaries, it is ...
Preston Spicer   +4 more
doaj   +1 more source

On Tidal Current Velocity Vector Time Series Prediction: A Comparative Study for a French High Tidal Energy Potential Site

open access: yesJournal of Marine Science and Engineering, 2019
Estimating the energy potential of tidal stream site is a key feature for tidal energy system deployment. This paper aims to compare two methods of prediction of tidal current velocities. The first one is based on the use of a fully three-dimensional (3D)
Tony El Tawil   +3 more
doaj   +1 more source

Tidal stream energy resource assessment in the Qiantang River Estuary, China

open access: yesInternational Journal of Sustainable Energy, 2018
A tidal stream energy resource assessment can be achieved through direct measurements of tidal elevations or flow velocities, theoretical formulas, and numerical models. This paper first described the development of renewable energy in China.
Ying Li   +3 more
doaj   +1 more source

Modeling Evaluation of Tidal Stream Energy and the Impacts of Energy Extraction on Hydrodynamics in the Taiwan Strait

open access: yesEnergies, 2013
Tidal stream speeds in straits are accelerated because of geographic and bathymetric features. For instance, narrow channels and shallows can cause high tidal stream energy.
Ming-Hsi Hsu, Wei-Bo Chen, Wen-Cheng Liu
doaj   +1 more source

Wind-Induced Currents in the Gulf of California from Extreme Events and Their Impact on Tidal Energy Devices

open access: yesJournal of Marine Science and Engineering, 2020
Tidal renewable energy is a promising alternative energy resource, and marginal seas are known as excellent sites for tidal energy exploitation. In-stream and tidal energy devices are less exposed to extreme weather events than wind energy. Nevertheless,
Markus Gross, Vanesa Magar
doaj   +1 more source

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