Results 71 to 80 of about 315 (185)

Adapting conventional tools to analyse ducted and open centre tidal stream turbines

open access: yesInternational Marine Energy Journal, 2018
This paper details a hydrodynamic model based on Blade Element Momentum Theory (BEMT) developed to assess ’conventional’ 3-bladed tidal stream turbines (TSTs), adapted here to analyse an ’unconventional’ case of a ducted and open centre device ...
S. Allsop   +3 more
doaj   +1 more source

MARINE INEQUALITY, BORDERIZATION, AND THE RADICAL POTENTIAL OF KINSHIP

open access: yesCultural Anthropology, Volume 40, Issue 4, Page 621-646, November 2025.
ABSTRACT This article utilizes scholarship on borders to interpret the persistence of inequality in Indigenous seascapes, irrespective of moves to redress colonial wrongs or the growing anthropocenic recognition of human‐nature interconnectedness.
FIONA MCCORMACK
wiley   +1 more source

Should I stay, or should I go: Anthropogenic noises disrupt early recruitment of subarctic invertebrates

open access: yesEcological Applications, Volume 35, Issue 7, October 2025.
Abstract Coastal subarctic systems are inhabited by bivalve and gastropods, which due to their lifecycle and longevity are reliable indicators of ecological alterations in the environment. Recent laboratory studies have shown that young life stages of invertebrates perceive natural sounds, and their settlement, behavior, and fitness could be altered by
Nathália Byrro Gauthier   +10 more
wiley   +1 more source

Advancements and challenges in tidal stream and oceanic current turbines: an overview of current technologies and future prospects

open access: yesMarine Development
Tidal power harnesses the predictable movement of ocean tides, offering a reliable source of renewable energy that can significantly contribute to global electricity generation. This paper reviews the primary approaches adopted in tidal energy, including
Alberto Boretti, Stefania Castelletto
doaj   +1 more source

Self-Tuning Inductance-Oriented Model-Free Predictive Current Control for Tidal Stream Turbines

open access: yesJournal of Marine Science and Engineering
Tidal energy is increasingly harnessed due to its high energy density, substantial reserves, and reliable predictability. However, marine fouling on turbine blades adds weight and induces asymmetric system loads; prolonged operation exacerbates generator
Mengjia Cui   +4 more
doaj   +1 more source

Levelised Cost of Energy for High Tip-Speed Ratio Tidal Turbines Operating in Less Energetic Flows

open access: yesChemical Engineering Transactions, 2023
The development of the tidal stream industry has been steady over the years. However, this growth is concentrated in areas of the world where the current magnitudes are high, mostly in the northern parts of the UK.
Job Immanuel B. Encarnacion   +1 more
doaj  

Substantial Research Secures the Blue Future for our Blue Plant

open access: yesRenewable Energy and Sustainable Development, 2016
Earth, the blue planet, is our home, and seas and oceans cover more than 70% of its surface. As the earth’s population rapidly increases and available resources decrease, seas and oceans can play a key role in assuring the long-term survival of humankind.
Moustafa Abdel Maksoud
doaj   +1 more source

Destructive testing and failure analysis of a full-scale composite tidal turbine blade

open access: yesInternational Marine Energy Journal
Tidal stream turbines play a pivotal role in harnessing marine energy, yet their reliability remains a critical challenge, impeding the cost-effectiveness of tidal energy.
Fergus Cuthill   +5 more
doaj   +1 more source

Hydrodynamic Performance Analysis on Different Airfoils of Straight Blade H Type of Vertical Axis Tidal Current Energy Turbine

open access: yesMATEC Web of Conferences, 2016
Airfoil is a key factor that influences the hydrodynamic performance of vertical axis tidal current energy turbine. In order to explore the influences from the runner’s blade airfoil towards its hydrodynamic performance, three-dimensional unsteady flow ...
Kan Kan   +5 more
doaj   +1 more source

Evaluation of small hydropower turbines installed downstream of Nile River branches (Egypt). [PDF]

open access: yesSci Rep, 2023
Ahmed MEAE   +5 more
europepmc   +1 more source

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