Results 41 to 50 of about 401,094 (114)

Movement Responses of Seals During Pile Driving for Offshore Wind Farm Construction

open access: yesAnimal Conservation, EarlyView.
Despite rapid growth of the renewable energy industry to meet climate change targets, predictions of population‐level impacts on wildlife are currently hindered by a limited understanding of individual behavioural responses to these developments.
Katherine F. Whyte   +4 more
wiley   +1 more source

High Strength Steel Fatigue Crack Growth Database for Offshore Renewable Energy Applications

open access: yesFatigue &Fracture of Engineering Materials &Structures, EarlyView.
ABSTRACT High strength steels can reduce costs and carbon emissions in offshore renewable energy, but their effect on structural integrity remains unclear. In welded structures, such as support structures for offshore wind and tidal turbines, fatigue life is dominated by crack growth from flaws at weld toes.
Machar Devine   +3 more
wiley   +1 more source

A method for analysing fluid structure interactions on a horizontal axis tidal turbine

open access: yes, 2011
Free stream tidal turbines are rotating bodies in fast flowing tidal currents, and as such are exposed to fluctuating loads from the surrounding fluid.
Nicholls-Lee, R.F.   +2 more
core   +1 more source

No evidence of higher peak heat tolerance in the afternoon or with opportunity for thermal behaviour during low‐intensity work in uncompensable heat

open access: yesExperimental Physiology, EarlyView.
Abstract Heat tolerance is known to be limited by high brain temperature, but most findings pertain to strenuous exercise following artificially altered baseline temperature or with limited opportunity for behaviour. Therefore, we investigated the hypotheses that thermal perceptions, hyperventilation and cerebrovascular responses would be exacerbated ...
Tiarna Stothers   +5 more
wiley   +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

A Review on Numerical Development of Tidal Stream Turbine Performance and Wake Prediction

open access: yesIEEE Access, 2020
Recently, the output of Computational Fluid Dynamic (CFD) prediction on tidal stream turbine systems has been receiving great attention owing to the vast and untapped tidal stream potential.
Yuquan Zhang   +7 more
doaj   +1 more source

Modelling tidal current turbine wakes using a coupled RANS-BEMT approach as a tool for analysing power capture of arrays of turbines [PDF]

open access: yes, 2011
The downstream evolution of the wake generated by a rotating tidal energy conversion device influences the performance of the device itself as well as the performance of any downstream device.
Phillips, Alexander B.   +11 more
core   +1 more source

Altitude‐induced plasticity of respiratory central–peripheral chemoreflex interaction

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Altitude‐induced plasticity of respiratory central–peripheral chemoreflex interaction. Seventeen participants completed modified rebreathing tests at low altitude and after 7–10 days of acclimatization at high altitude (3500 m). Central chemoreceptor activation was isolated using hypercapnic hyperoxia (end‐tidal PO2${{P}_{{{O}_2}}
Nasimi A. Guluzade   +4 more
wiley   +1 more source

Blade-Resolved Improved Delayed Detached Eddy Simulation of a Pitching Floating Hybrid Wind-Tidal Power System: Energy-Harvesting Characteristics and Decoupling Prediction

open access: yesEngineered Science
Aiming at the typical pitching response of floating hybrid wind-tidal power systems, this study conducts unsteady numerical simulations using a high-fidelity blade-resolved Computational fluid dynamics (CFD) framework with the Improved delayed detached ...
Renwei Ji   +4 more
doaj   +1 more source

Performance evaluation and modelling of the Atir marine current turbine

open access: yesIET Renewable Power Generation, 2021
In this study, the behaviour of a full‐size prototype of a platform for tidal energy was analysed. The turbine of this platform is formed by two counter‐rotating rotors aligned with the tidal current, such that one rotor is always under the wake of the ...
Eloy Díaz‐Dorado   +4 more
doaj   +1 more source

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