Results 81 to 90 of about 368,323 (315)

Quantitative Assessment of Cooling Methods for Electrical Machines in Aircraft Drives

open access: yesIEEE Access
Transformation of the aviation sector towards climate-neutral solutions such as electrification is urgent. Aviation electrification requires reasoned selection of suitable technologies which has to meet strict requirements and standards.
Karunakar Reddy Konda   +6 more
doaj   +1 more source

Innovative Processing of Compacted Waste Aluminum Alloy Powders via Controlled Remelting and Solidification

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates an efficient recycling route for out‐of‐spec AlSi10Mg atomized powders through compaction and arc remelting followed by suction casting. By correlating compaction load, cooling rate, and resulting microstructure, we show that intermediate pressures (50–80 kN) and rapid cooling refine dendrites, reduce porosity, and enhance ...
Mila Christy de Oliveira   +4 more
wiley   +1 more source

Modelling of Flow and Heat Transfer in Spent Fuel Cooling Ponds

open access: yes, 2015
With increased interest in Nuclear power generation and the issues of storing legacy fuels being apparent there is a real need to understand the heat transfer mechanisms involved in storing spent fuel within water filled cooling ponds.
Hasan, Reaz   +2 more
core  

An Experimental Investigation on the Overall Cooling Performances of Two Turbine End-Wall Structures

open access: yes, 2017
This paper presents an experimental investigation on the overall cooling performances of two endwall specimens, one is a simple film cooling, the other is a laminated structure with pin-fins and impingement holes, but has the same cover board of the ...
Rui-ming Yuan   +5 more
core   +1 more source

Zein‐Based Adhesives: Sustainable Extraction and Application in Bioadhesive Technologies

open access: yesAdvanced Engineering Materials, EarlyView.
Zein is extracted from corn gluten meal using a simple and scalable process with high yield (~90%). The resulting protein is applied in bioadhesives modified with Ca2+ and Fe3+ ions, exhibiting substrate‐dependent adhesion. The findings demonstrate competitive bonding performance and highlight the role of ionic interactions in tuning adhesion ...
Paula Bertolino Sanvezzo   +3 more
wiley   +1 more source

Cooling Performance of Impingement–Effusion Double-Wall Configurations Under Atmospheric and Elevated Pressures

open access: yesApplied Sciences
The combustor liner of the modern aero-engine operates under extreme thermal loads with limited coolant supply, necessarily making efficient cooling approaches important.
Rongxing Zhang   +7 more
doaj   +1 more source

High Resolution Experimental and Computational Methods for Modelling Multiple Row Effusion Cooling Performance

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2018
The continuing rise in turbine entry temperatures has necessitated the development of ever-more advanced cooling techniques. Effusion cooling is an example of such a system and is characterised by a high density of film cooling holes that operate at low ...
Alexander V. Murray   +4 more
doaj   +1 more source

Variable Stiffness Flexure Structures Enabled by Phase‐Change Gallium and Adhesive Interfacial Locking for Soft Robotic Applications

open access: yesAdvanced Engineering Materials, EarlyView.
A flexure‐based variable stiffness structure is developed by integrating phase‐change modulation and adhesive interfacial locking of gallium. The design enables a wide stiffness variability, transitioning from soft, flexible behavior to rigid, load‐supporting performance.
Sungjin Kim   +2 more
wiley   +1 more source

Microstructural Evolution and Vacancy Defect Formation in Mn–Mo–Ni RPV Steel Under Low Cycle Fatigue: Insights From EBSD and PALS

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐cycle fatigue damage in Mn–Mo–Ni reactor pressure vessel steel is examined using a combined electron backscatter diffraction and positron annihilation lifetime spectroscopy approach. The study correlates texture evolution, dislocation substructure development, and vacancy‐type defect formation across uniform, necked, and fracture regions, providing
Apu Sarkar   +2 more
wiley   +1 more source

Inflammation Unchecked: Concurrent Kawasaki Disease and Stevens‐Johnson Syndrome in an 18‐Month‐Old Child

open access: yes
Arthritis Care &Research, EarlyView.
Catherine Deffendall   +6 more
wiley   +1 more source

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