Results 41 to 50 of about 2,385 (233)

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

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

An unsteady hydrodynamic model for tidal current turbines [PDF]

open access: yes, 2014
Due to concerns about the impacts of carbon emissions on the environment, the security of supply of electricity and the likelihood of achieving “peak-oil” in the near future, governments have legislated to reduce reliance on fossil fuels. An attractive alternative is power obtained from tidal currents, and the coast of the British Isles is especially ...
McCombes, Tom   +3 more
openaire   +3 more sources

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

Modelling and Performance Analysis of a Tidal Current Turbine Connected to the Grid Using an Inductance (LCL) Filter

open access: yesEnergies, 2023
Nowadays, integrating renewable energy sources, such as tidal power, into the existing power grids of turbines is crucial for sustainable energy generation.
Ladislas Mutunda Kangaji   +2 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

Coupled Interactions Analysis of a Floating Tidal Current Power Station in Uniform Flow

open access: yesJournal of Marine Science and Engineering, 2021
For a floating tidal current power station moored in the sea, the mutual interactions between the carrier and the turbine are pretty complex. Current simulation methods based on potential flow theory could not consider the complicated viscous effects ...
Chao Hu   +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
ODEDELE, Nafissah   +5 more
core   +1 more source

Research on Solidity of Horizontal-Axis Tidal Current Turbine

open access: yesEnergies, 2023
In this paper, the blade solidity of the tidal current turbine was investigated. Based on the blade element momentum theory, different design flow velocities were selected to design two blade types with different solidities.
Xiancheng Wang   +4 more
doaj   +1 more source

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