Results 131 to 140 of about 121,827 (324)

Dimensional stability and water transport behavior of concrete with high contents of wind‐turbine blade waste

open access: yesStructural Concrete, EarlyView.
Abstract Fiber addition is a common strategy to enhance concrete's durability, avoiding cracks and reducing penetration of harmful agents. In this research, a sustainable fiber‐like material obtained from mechanical recycling of dismantled wind‐turbine blades and made up of glass fiber‐reinforced polymer (GFRP) fibers and microfibers, balsa wood, and ...
Javier Manso‐Morato   +4 more
wiley   +1 more source

Multiterminal High‐Voltage Direct Current Projects: A Comprehensive Assessment and Future Prospects

open access: yesHigh Voltage, EarlyView.
ABSTRACT Multiterminal high‐voltage direct current (MT‐HVDC) systems are an important part of modern power systems, addressing the need for bulk power delivery and efficient renewable energy integration. This paper provides a comprehensive overview of recent advances in MT‐HVDC technology, including launched projects and ongoing initiatives.
Mohammad Hossein Mousavi   +3 more
wiley   +1 more source

Efficient detection of deformation‐induced microstructural modifications in polycrystalline micropillars using scanning X‐ray nanodiffraction

open access: yesJournal of Applied Crystallography, EarlyView.
A rapid scanning X‐ray nanodiffraction method is demonstrated to efficiently assess local microstructural changes in polycrystalline micropillars during deformation, enabling real‐time insights.Microstructural characterization of polycrystalline micropillars remains a significant challenge, particularly under time constraints such as those encountered ...
Anton Davydok   +3 more
wiley   +1 more source

A method for measuring cooling air flow in base coolant passages of rotating turbine blades [PDF]

open access: yes, 1975
Method accurately determines actual coolant mass flow rate in cooling passages of rotating turbine blades. Total and static pressures are measured in blade base coolant passages.
Liebert, C. H., Pollack, F. G.
core   +1 more source

The Wind of Change: Mapping Wind Energy Growth and Multi‐Species Vulnerability in Sardinia, Mediterranean

open access: yesAnimal Conservation, EarlyView.
The rapid expansion of wind energy across the Mediterranean region calls for more advanced tools to assess and mitigate its impacts on biodiversity. In this study, we present an innovative approach combining 13‐year satellite imagery analysis and ecological modelling, to assess the spatiotemporal overlap between wind energy development and habitat ...
Chiara Costantino   +4 more
wiley   +1 more source

Scale choices shape species adaptation predictions: Improving conservation modeling under global change

open access: yesConservation Science and Practice, EarlyView.
This paper demonstrates how choices on temporal and spatial modeling scales affect our understanding of species adaptation to changing environments, using tiger conservation in Nepal's Bardia National Park as a case study. We provide four novel recommendations for scale‐aware ecological modeling under global change: explicit documentation of scale ...
Indushree Banerjee, Maurits W. Ertsen
wiley   +1 more source

Numerical validation of the two-scale actuator disc theory for marine turbine arrays [PDF]

open access: yes, 2015
The challenge in the hydrodynamic modelling of tidal and marine turbine farms is to take into account the interaction of flow events across a wide range of scales, such as the blade scale, turbine scale, array scale and regional scale.
Nishino, Takafumi, Perez-Campos, Edgar
core  

Multiaxial Creep Rupture Life Evaluation for Austenitic Stainless Steels Using Weld‐Type Miniature Cruciform Specimen

open access: yesFatigue &Fracture of Engineering Materials &Structures, EarlyView.
ABSTRACT A multiaxial creep testing technique using a weld‐type miniature cruciform specimen was developed to evaluate the creep properties and rupture life of Super 304H austenitic stainless steel at 973 K (700°C). The cruciform specimen was designed to achieve a plane stress state and overcome material dimensional limitations.
Noritake Hiyoshi, Shengde Zhang
wiley   +1 more source

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