Results 21 to 30 of about 23,115 (277)

Tidal Turbine Generators

open access: yes, 2020
Recently, tidal stream turbines have become a preferable mode of harvesting tidal energy. The main issue for low utilization of tidal energy is the high levelized cost of energy (LCoE) from tidal stream turbines. A major reason for this is the high operation and maintenance costs for submerged installations.
Wani, F.M. (author)   +2 more
openaire   +5 more sources

Analysis of the optimal deployment location for tidal energy converters in the mesotidal Ria de Vigo (NW Spain) [PDF]

open access: yes, 2016
The potential power output expected from the installation of a tidal farm near the mesotidal Ria de Vigo (NW Spain) is assessed using two different tidal stream energy converters (TEC).
Griño Colom, Maria   +3 more
core   +2 more sources

Thermal Cycling in Converter IGBT Modules with Different Cooling Systems in Pitch- and Active Stall-Controlled Tidal Turbines

open access: yesEnergies, 2021
This paper compares active and passive cooling systems in tidal turbine power electronic converters. The comparison is based on the lifetime of the IGBT (insulated gate bipolar transistor) power modules, calculated from the accumulated fatigue due to ...
Faisal Wani   +3 more
doaj   +1 more source

Review of tidal turbine wake modelling methods

open access: yesInternational Marine Energy Journal, 2020
Enabling Future Arrays in Tidal (EnFAIT) is an EU Horizon 2020 flagship tidal energy project. It aims to demonstrate the development, operation and decommissioning of the world’s largest tidal array (six turbines), over a five-year period, to prove a ...
Ellen Jump, Alasdair Macleod, Tom Wills
doaj   +1 more source

Numerical Simulations of the Effects of a Tidal Turbine Array on Near-Bed Velocity and Local Bed Shear Stress

open access: yesEnergies, 2016
We apply a three-dimensional hydrodynamic model to consider the potential effects of energy extraction by an array of tidal turbines on the ambient near-bed velocity field and local bed shear stress in a coastal channel with strong tidal currents.
Philip A. Gillibrand   +2 more
doaj   +1 more source

EFFICIENCY OF TIDAL TURBINE FARMS [PDF]

open access: yesCoastal Engineering Proceedings, 2012
The paper investigates the efficiency of tidal turbine farms and looks at the effects of various parameters. Numerical modelling and analytic solutions are used. The two methods are compared and differences highlighted. Some loose guidelines are included.
Colin Christian, Ross Vennel
openaire   +1 more source

Power Extraction Strategy of a Robust kW Range Marine Tidal Turbine Based on Permanent Magnet Synchronous Generators and Passive Rectifiers [PDF]

open access: yes, 2014
This paper presents a kW range marine tidal current power generation system consisting of a fixed pitch marine current turbine (MCT) with two permanent magnet synchronous generators in the turbine shaft, two diode rectifiers (each rectifier is associated
CHARPENTIER, Jean-Frederic   +2 more
core   +2 more sources

Viability Analysis of Tidal Turbine Installation Using Fuzzy Logic: Case Study and Design Considerations

open access: yesAxioms, 2023
Tidal energy represents a clean and sustainable source of energy generation that can address renewable energy challenges, especially the global challenge of optimizing alternatives for stable supply.
Ángel M. Rodríguez-Pérez   +3 more
doaj   +1 more source

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

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