Results 31 to 40 of about 7,485,910 (211)

Research on Performance Evaluation of Tidal Energy Turbine under Variable Velocity

open access: yesEnergies, 2020
Aiming at the performance evaluation problem of tidal energy turbines in the application of periodic time-varying flow velocity, with the goal of maximizing the efficiency of energy harvesting in practical applications, an evaluation system combining the
Chuhua Jiang   +4 more
doaj   +1 more source

The prediction of the hydrodynamic performance of tidal current turbines

open access: yesIOP Conference Series: Materials Science and Engineering, 2013
Nowadays tidal current energy is considered to be one of the most promising alternative green energy resources and tidal current turbines are used for power generation. Prediction of the open water performance around tidal turbines is important for the reason that it can give some advice on installation and array of tidal current turbines.
B Y Xiao, L J Zhou, Y X Xiao, Z W Wang
openaire   +1 more source

The impact of diffuser augmentation on a tidal stream turbine [PDF]

open access: yes, 2015
The results from an experimental study of a model diffuser augmented tidal stream turbine are presented with a particular focus on the impact of the diffuser upon the turbine's performance in yawed flows.
Cresswell, N.W.   +7 more
core   +1 more source

Dynamic Behavior of Floating Tidal Current Power Device Considering Turbine Specifications

open access: yes한국해양공학회지, 2018
Tidal current power is one of the energy sources of the ocean. Electricity can be generated by converting the flow energy of the current into the rotational energy of a turbine.
Chul-Hee Jo   +3 more
doaj   +1 more source

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   +1 more source

Rough Design of a Double-Stator Axial Flux Permanent Magnet Generator for a Rim-Driven Marine Current Turbine [PDF]

open access: yes, 2012
This paper deals with the rough design of a Double-Stator Axial Flux Permanent Magnet Machine (DSAFPM) for a rim-driven Marine Current Turbine (MCT). The DSAFPM machine will be compared to a previously developed and realized Radial Flux Permanent Magnet ...
CHARPENTIER, Jean-Frederic   +10 more
core   +1 more source

Numerical Research of the Effect of Surface Biomimetic Features on the Efficiency of Tidal Turbine Blades

open access: yesEnergies, 2018
Horizontal-axis axial flow tidal current turbine is regularly used to exploit the kinematic energy in tidal currents. However, the scaling up of tidal current turbine is very difficult.
Wenxian Yang   +2 more
doaj   +1 more source

Power Coefficient Analysis of Double-blade Half-rotating Impeller Tidal Turbine Operating at Yaw [PDF]

open access: yesE3S Web of Conferences, 2021
The double-blade half-rotating impeller tidal turbine (DHITT) is a new type of vertical shaft tidal current turbine with lift and resistance performance. The power coefficient of the DHITT is affected by the flow direction. In order to research the power
Liu Cong   +5 more
doaj   +1 more source

Performance Evaluation of a Tidal Current Turbine with Bidirectional Symmetrical Foils [PDF]

open access: yesWater, 2019
As one might expect, tidal currents in terms of ebb and flood tides are approximately bidirectional. A Horizontal Axial Tidal Turbine (HATT) with unidirectional foils has to be able to face the current directions in order to maximize current energy harvesting. There are two regular solutions to keep a HATT always facing the direction of the flow, which
Guo, Bin   +4 more
openaire   +4 more sources

Adaptive Takagi–Sugeno Fuzzy Model Predictive Control for Permanent Magnet Synchronous Generator-Based Hydrokinetic Turbine Systems

open access: yesEnergies, 2020
This paper presents a sensorless model predictive torque control strategy based on an adaptive Takagi–Sugeno (T–S) fuzzy model for the design of a six–phase permanent magnet synchronous generator (PMSG)–based hydrokinetic turbine systems (PMSG-HTs ...
Yu-Chen Lin   +3 more
doaj   +1 more source

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