Results 101 to 110 of about 954,508 (222)

Stakeholder Governance of the Energy‐Biodiversity Nexus in the Renewable Energy Sector: Pathways to Achieve SDGs in the MENA Region

open access: yesSustainable Development, EarlyView.
ABSTRACT This systematic review examines stakeholder roles in managing biodiversity within renewable‐energy projects across the MENA region, a highly climate‐vulnerable region yet pursuing rapid energy transition toward achieving SDG 7 (Affordable and Clean Energy). The focus is on regulatory bodies and sector companies as primary actors.
Ghada Amin, Nora Adam, Remmer Sassen
wiley   +1 more source

Small wind generation using complex airfoil turbine

open access: yesCogent Engineering, 2019
Near-ground wind is not stable and turbulent due to the ground effect and heat ventilation. Small wind generation system design for public utilities needs to catch the small wind to rotate the turbine blades.
Chin E. Lin   +2 more
doaj   +1 more source

Application of Circular Economy Principles to Power Generation: Extending the Life of A Hydropower Plant by Pumped Hydro Energy Storage

open access: yesSustainable Development, EarlyView.
ABSTRACT The application of circular economy, which aims to maximize efficiency and reduce waste, to renewable energy sources necessitates, given the intermittent nature of the latter, robust energy storage solutions to ensure grid stability and avoid wasting energy.
Ó. Martín‐Llorente   +4 more
wiley   +1 more source

Sensitivity Analysis of Short‐Term Frequency Stability to Post‐Contingency Active Power Increase and Support Duration from Deloaded Wind Turbines

open access: yesIEEJ Transactions on Electrical and Electronic Engineering, EarlyView.
The growing deployment of Type‐4 wind turbine generators (WTs), driven by carbon neutrality and net‐zero policies, may challenge frequency stability in power systems. Unlike synchronous generators, WTs connected to the power system via converters do not provide inertia.
Seonghoen Oh, Kenichi Kawabe
wiley   +1 more source

Active Power Control of Full‐Scale Converter‐Based Wind Turbine Considering Turbine Angular Velocity for Short‐Term Frequency Stability in Power Systems

open access: yesIEEJ Transactions on Electrical and Electronic Engineering, EarlyView.
The increasing deployment of wind turbine generators (WTs) may alter the frequency stability of power systems. Unlike traditional synchronous generators, WTs are connected to the power system through converters. Consequently, WTs cannot provide an inertia response to the power system. Nevertheless, the converters can perform rapid control.
Seonghoen Oh, Kenichi Kawabe
wiley   +1 more source

Development of high performance composite bend-twist coupled blades for a horizontal axis tidal turbine

open access: yes, 2009
Development of a design methodology for a composite, bend-twist coupled, tidal turbine blade has been undertaken. Numerical modelling was used to predict the response of the main structural member for the adaptive blade.
Nicholls-Lee, R.F.   +2 more
core   +1 more source

Optimisation of vertical axis wind turbines [PDF]

open access: yes
A practical Vertical Axis Wind Turbine (VAWTs) based on a Darrieus rotor has been designed and tested and found to be capable of self-starting at wind speeds above 4m/s. The self-start feature has been achieved by replacing the usual symmetrical aerofoil
Roynarin, Wirachai
core  

Large‐Scale Applications of Plasma Technologies: Progresses and Challenges

open access: yesHigh Voltage, EarlyView.
ABSTRACT Plasma technologies convert electrical power into energetic electrons, ions, reactive species, radiation and heat, thereby breaking through the bottleneck of purely thermal or chemical routes and bringing impressive changes to our world. This roadmap reviews the progress and challenges of plasma technologies from a large‐scale and application ...
Pankaj Attri   +51 more
wiley   +1 more source

Tubes or Ribbons? Comparing Texture‐space Visualization for Multivariate Line Data

open access: yesComputer Graphics Forum, EarlyView.
Abstract Multivariate line data is critical for analyzing flow fields, agent systems, and dynamic trajectories. Embedding secondary variables along spatial paths using surface‐based primitives such as ribbons and circular tubes introduces challenges related to perspective, scale, and distortion.
B. Russig   +3 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

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