Results 71 to 80 of about 401,094 (114)

Performance prediction of a free stream tidal turbine with composite bend-twist coupled blades

open access: yes, 2008
Free stream tidal turbines are a source of growing interest in the marine renewable energy field. Some designs use variable pitch blade control devices in order to maximize the efficiency of the turbines; however these are complex to design, construct ...
Nicholls-Lee, R.F.   +2 more
core   +1 more source

An Experimental Study on the Darrieus-Savonius Turbine for the Tidal Current Power Generation

open access: yesJournal of Fluid Science and Technology, 2008
The Darrieus turbine is popular for tidal current power generation in Japan. It is simple in structure with straight wings rotating around a vertical axis, so that it has no directionality against the motion of tidal flow which changes its direction ...
Yusaku KYOZUKA
doaj   +1 more source

From Ship to Shore: A Review of Vessel‐To‐Grid Bidirectional Charging for Sustainable Maritime Transport

open access: yesEcoEnergy, Volume 4, Issue 4, August 2026.
As maritime transport electrifies, bidirectional charging (V2G) offers a dual‐purpose solution for energy resilience and economic viability. This work identifies key technological advancements and lifecycle challenges utilizing practical case studies to demonstrate how V2G systems can drive decarbonization and grid stability in the marine sector ...
Jonathan Bloor   +3 more
wiley   +1 more source

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

Performance Estimation of Ducted and Bare Tidal Turbines using CFD [PDF]

open access: yesEPJ Web of Conferences
The main objective of this study was to investigate the effect of flow contraction created by a duct on the power generation of a tidal turbine prototype. As a preliminary step in the development of a full-scale floating bridge-type ducted turbine, aimed
Edalat Ali   +6 more
doaj   +1 more source

Reactive power control and optimisation of hybrid off shore tidal turbine with system uncertainties

open access: yesJournal of Ocean Engineering and Science, 2016
This paper projects an isolated hybrid model of Offshore wind-diesel-tidal turbine and discusses the stability and reactive power management issue of the whole system.
Asit Mohanty   +3 more
doaj   +1 more source

Laboratory tests assessment of a mechanical sensor-less MPPT control strategy for tidal turbines

open access: yes, 2023
The purpose of this study is to demonstrate through towing tank experiments the effectiveness of a novel sensor-less Maximum Power Point Tracking (MPPT) control for Tidal Stream Turbines (TST) under fluctuations of the onset flow.Ocean energies will play
Rafiei, Mohammad   +7 more
core   +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, 2011
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   +11 more
core   +1 more source

DFIG versus PMSG for marine current turbine applications [PDF]

open access: yes, 2012
Emerging technologies for marine current turbine are mainly relevant 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
BENELGHALI, Seifeddine   +3 more
core  

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

open access: yes, 2012
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
BENELGHALI, Seifeddine   +3 more
core   +1 more source

Home - About - Disclaimer - Privacy