Results 11 to 20 of about 89,224 (268)

Layout Optimization of a Tidal Current Turbine Array Based on Quantum Discrete Particle Swarm Algorithm

open access: yesJournal of Marine Science and Engineering, 2023
This article focuses on the optimization of the layout of a tidal current turbine array (TCTA) using the Quantum Discrete Particle Swarm (QDPS) algorithm.
Yanan Wu, He Wu, Hooi-Siang Kang, He Li
doaj   +2 more sources

Experimental investigation into the improvement of self-starting capability of vertical-axis tidal current turbine

open access: yesEnergy Reports, 2021
Indonesia has a lot of tidal current energy resources that can be harnessed using a vertical-axis turbine. However, one of the disadvantages of the vertical-axis turbine is its low self-starting capability.
Dendy Satrio, I Ketut Aria Pria Utama
doaj   +2 more sources

Hydrodynamic Analysis of Horizontal Axis Tidal Current Turbine under the Wave-Current Condition

open access: yesJournal of Marine Science and Engineering, 2020
To take advantage of the high tidal current velocity near the free surface, the horizontal axis turbine is installed, which inevitably causes hydrodynamic characteristics to effect the turbine by the waves.
Shu-qi Wang   +5 more
doaj   +2 more sources

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   +2 more sources

Hydrodynamics and Wake Flow Analysis of a Floating Twin-Rotor Horizontal Axis Tidal Current Turbine in Roll Motion

open access: yesJournal of Marine Science and Engineering, 2023
The study of hydrodynamic characteristics of floating double-rotor horizontal axis tidal current turbines (FDHATTs) is of great significance for the development of tidal current energy. In this paper, the effect of roll motion on a FDHATT is investigated
Muyu Zhao, Ying Chen, Jin Jiang
semanticscholar   +1 more source

Experimental Validation of a Marine Current Turbine Simulator: Application to a Permanent Magnet Synchronous Generator-Based System Second-Order Sliding Mode Control [PDF]

open access: yes, 2014
This paper deals with the experimental validation of a Matlab-Simulink simulation tool of marine current turbine (MCT) systems. The developed simulator is intended to be used as a sizing and site evaluation tool for MCT installations.
AHMED-ALI, Tarek   +4 more
core   +8 more sources

Research on the Hydrodynamic Performance of a Horizontal-Axis Tidal Current Turbine with Symmetrical Airfoil Blades Based on Swept-Back Models

open access: yesJournal of Marine Science and Engineering, 2022
For the design of a horizontal-axis tidal current turbine with adaptive variable-pitch blades, both numerical simulations and physical model experiments were used to study the hydrodynamic performance of symmetrical airfoil blades based on backward swept
Yuqian Yan   +6 more
semanticscholar   +1 more source

Performance Characteristics of Horizontal Axis Tidal Turbine with Tidal Current Interaction

open access: yesIOP Conference Series: Materials Science and Engineering, 2021
Abstract This study presents results from the numerical analysis of the performance of the Horizontal Axis Tidal Turbine under the influence of current from various directions. The sliding mesh in ANSYS Fluent is used to simulate the rotating turbine. The realizable K-ε model is used to model the turbulence.
M A Hannan   +3 more
openaire   +1 more source

Design methodology of permanent magnet generators for fixed-pitch tidal turbines with overspeed power limitation strategy

open access: yesJournal of Ocean Engineering and Science, 2020
This paper deals with a design methodology of permanent magnets (PM) generators used for fixed-pitch tidal turbines in a marine renewable energy context.
Sofiane Djebarri   +3 more
doaj   +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

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