Results 111 to 120 of about 29,236 (265)

Ocean energy:the wave of the future [PDF]

open access: yes, 2008
The power point presentation discussed the developing technology of ocean energy with design convergence on tidal but not on wave. Today's technologies will help solve the immediate needs, but we need to work hard nurturing tomorrow's low carbon ...
Aggidis, George A.
core   +1 more source

Potential environmental impact of tidal energy extraction in the Pentland Firth at large spatial scales : results of a biogeochemical model [PDF]

open access: yes, 2016
A model study was carried out of the potential large-scale (> 100 km) effects of marine renewable tidal energy generation in the Pentland Firth, using the 3-D hydrodynamics–biogeochemistry model GETM-ERSEM-BFM.
Greenwood, N   +2 more
core   +3 more sources

Development of a contra-rotating tidal current turbine and analysis of performance [PDF]

open access: yes, 2007
A contra-rotating marine current turbine has a number of attractive features: nearzero reactive torque on the support structure, near-zero swirl in the wake, and high relative inter-rotor rotational speeds.
Clarke, J. A.   +4 more
core  

CFD Applications in Energy Engineering Research and Simulation: An Introduction to Published Reviews [PDF]

open access: yes, 2019
Computational Fluid Dynamics (CFD) has been firmly established as a fundamental discipline to advancing research on energy engineering. The major progresses achieved during the last two decades both on software modelling capabilities and hardware ...
Iranzo Paricio, Jose Alfredo
core   +1 more source

Advanced measuring techniques for tidal turbine blades during structural testing

open access: yesMeasurement: Sensors
Tidal energy is one of the most predictable and reliable renewable energy sources, capable of generating significant amounts of electricity in the coming decades.
Tenis Ranjan Munaweera Thanthirige   +8 more
doaj   +1 more source

A Generalized Empirical Model for Velocity Deficit and Turbulent Intensity in Tidal Turbine Wake Accounting for the Effect of Rotor-Diameter-to-Depth Ratio

open access: yesEnergies
Commercial scale tidal stream turbines (TST) are expected to be deployed in shallow water where the depth varies from 1.5 to 3 turbine diameters. In this study, numerical simulation is conducted at realistic hydrodynamic conditions of potential tidal ...
Kabir Bashir Shariff, Sylvain S. Guillou
doaj   +1 more source

Investigation of New Hampshire hydropower potential [PDF]

open access: yes, 2012
The popularity of green and renewable energy has risen sharply in recent years, and hydropower has consistently been the most common form of renewable energy in both the US and the state of New Hampshire.
Murray, Maxwell
core   +1 more source

Unsteady Loading on a Tidal Turbine Due to the Turbulent Wake of an Upstream Turbine Interacting with a Seabed Ridge

open access: yesEnergies
Tidal sites can present uneven seabed bathymetry features that induce favourable or adverse pressure gradients and are sources of turbulence, and so are likely to affect the operation, performance, and wake recovery dynamics of deployed tidal-stream ...
Sulaiman Hurubi   +4 more
doaj   +1 more source

Horizontal-axis tidal turbine blade loading for multi-frequency oscillatory motion [PDF]

open access: yes, 2012
This paper presents results from an experimental study which analysed the hydrodynamic response of the out-of-plane blade root bending moment for a horizontal-axis turbine exposed to multi-frequency oscillatory motion.
Day, A. H.   +3 more
core  

Observations from structural testing of full-scale tidal turbine blades

open access: yesInternational Marine Energy Journal
In recent years, tidal energy has emerged as a potential key player in future energy security, as it provides a reliable, predictable and dependable source of renewable energy, where, in 2022, the cumulative installed capacity of tidal stream energy in ...
William Finnegan   +3 more
doaj   +1 more source

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