Results 51 to 60 of about 18,117 (163)

Surrogate-based optimization of tidal turbine arrays: a case study for the Faro-Olhão inlet [PDF]

open access: yes, 2019
This paper presents a study for estimating the size of a tidal turbine array for the Faro-Olhão Inlet (Potugal) using a surrogate optimization approach. The method compromises problem formulation, hydro-morphodynamic modelling, surrogate construction and
A Forrester   +17 more
core   +1 more source

Numerical investigation of modal and fatigue performance of a horizontal axis tidal current turbine using fluid–structure interaction

open access: yesJournal of Ocean Engineering and Science, 2019
The tidal power has the potential to play a vital role in a sustainable energy future. The main objective of this paper is to investigate the performance and fatigue life of tidal current turbine (TCT) using fluid structure interaction (FSI) modeling ...
Habib Ullah   +5 more
doaj   +1 more source

Effect of Wavelength on Turbine Performances and Vortical Wake Flows for Various Submersion Depths

open access: yesJournal of Marine Science and Engineering
When tidal turbines are deployed in water areas with significant waves, assessing the surface wave effects becomes imperative. Understanding the dynamic impact of wave–current conditions on the fluid dynamic performance of tidal turbines is crucial. This
Bohan Liu, Sunho Park
doaj   +1 more source

Generator Systems for Marine Current Turbine Applications: A Comparative Study [PDF]

open access: yes, 2014
Emerging technologies for marine current turbines are mainly related to works that have been carried out on wind turbines and ship propellers. It is then obvious that many electric generator topologies could be used for marine current turbines. As in the
BENBOUZID, Mohamed   +2 more
core   +2 more sources

Evaluation of the Hydrodynamic Impacts of Tidal Turbine Arrays in Jiaozhou Bay

open access: yesJournal of Marine Science and Engineering
In this paper, a hydrodynamic model of Jiaozhou Bay was developed using the Regional Ocean Modeling System and validated against observed tidal levels and current data.
Chao Zhang   +4 more
doaj   +1 more source

Prediction of Seabed Scour Induced by Full-Scale Darrieus-Type Tidal Current Turbine

open access: yesJournal of Marine Science and Engineering, 2019
Scour induced by a Darrieus-type tidal current turbine was investigated by using a joint numerical and experimental method with emphasis on the scour process of a full-scale turbine.
Chong Sun   +3 more
doaj   +1 more source

Simulation model of single structured tower hybrid wind and tidal energy cultivation based on Yemen’s south west coast [PDF]

open access: yesE3S Web of Conferences, 2019
This paper propose the single structured tower with hybrid renewable energy cultivation on south west coast of Yemen by the means of tidal turbine which uses ocean current under the ocean and at the top of tower is wind turbine to harvest the maximum ...
Alfakih Sadeq M.   +4 more
doaj   +1 more source

Tidal energy machines: A comparative life cycle assessment

open access: yes, 2013
Marine energy in the UK is currently undergoing a period of exponential growth in terms of development and implementation. The current installed tidal energy capacity of around 4MW is expected to rise to provide up to 20% of the UK’s electricity demand ...
Callaghan J   +8 more
core   +1 more source

Maximum Torque Per Ampere Control Strategy of a 5-phase PM Generator in healthy and faulty modes for tidal marine turbine application [PDF]

open access: yes, 2014
The work presented in this paper aims to propose a control strategy being able to extract efficiently energy from a fixed-pitch marine current turbine associated with a 5–phase Permanent Magnet Synchronous Generator (PMSG) in healthy mode and in faulty ...
CHARPENTIER, Jean-Frederic   +3 more
core   +4 more sources

Contra-rotating marine current turbines : single point tethered floating system - stabilty and performance [PDF]

open access: yes, 2009
The Energy Systems Research Unit within the Department of Mechanical Engineering at the University of Strathclyde has developed a novel contra-rotating tidal turbine (CoRMaT). A series of tank and sea tests have led to the development and deployment of a
Clarke, Joseph Andrew   +4 more
core  

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