Results 51 to 60 of about 329,549 (313)

Localization of Sound Sources during Full Scale Fatigue Test of the Vertical Stabilizer with the Acoustic Holography Technique

open access: yesFatigue of Aircraft Structures, 2017
An acoustic holography and its practical applications in engineering began to develop at the end of the 20th century. Currently, this technique is being commonly used to locate sound sources.
Leski Andrzej
doaj   +1 more source

Flight service evaluation of composite helicopter components [PDF]

open access: yes
An assessment of composite helicopter structures, exposed to environmental effects, after four years of commercial service is presented. This assessment is supported by test results of helicopter components and test panels which have been exposed to ...
Lowry, D. W., Rich, M. J.
core   +4 more sources

Fatigue resistance of brake system components made of aluminium alloy [PDF]

open access: yes, 2013
In this paper the influence of the microstructure, in terms of the DAS index, and of the geometrical notches on the fatigue resistance of a brake system component, made of aluminium alloy, was investigated. G-AlSi7Mg die casting automotive brake calipers
BARAGETTI, Sergio
core  

Vestibular Patient Journey: Insights From Vestibular Disorders Association (VeDA) Registry

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Vestibular symptoms impose a high burden of disability. Understanding real‐world diagnostic and treatment pathways can identify care gaps and guide interventions. We aimed to characterize symptom profiles, diagnostic trends, provider involvement, and treatment patterns in vestibular disorders.
Ali Rafati   +10 more
wiley   +1 more source

Fatigue Life Prediction and Experimental Study of Landing Gear Components via FKM Local Stress Approach

open access: yesAerospace
This study focuses on high-cycle fatigue (HCF) of aircraft landing gear (LG) components, covering material testing, full-scale component experiments, finite element (FE) modeling, life-prediction comparison, and probabilistic assessment.
Haihong Tang   +5 more
doaj   +1 more source

CSF Monoamine Metabolites and Cognitive Trajectory in Early Parkinson's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Imaging and postmortem studies indicate that abnormalities in monoaminergic neurotransmission contribute to cognitive impairment in Parkinson's disease (PD). However, it remains uncertain if cerebrospinal fluid (CSF) monoamine metabolites can serve as biomarkers of cognitive decline in early PD.
Jing‐Yu Shao   +7 more
wiley   +1 more source

Static and fatigue experimental tests on a full scale fuselage panel and FEM analyses

open access: yesFracture and Structural Integrity, 2015
A fatigue test on a full scale panel with complex loading condition and geometry configuration has been carried out using a triaxial test machine. The demonstrator is made up of two skins which are linked by a transversal butt-joint, parallel to the ...
Raffaele Sepe   +2 more
doaj  

The path to virtual testing for certification of large composite wind turbine blades: Challenges, progress and insights

open access: yesComposites Part C: Open Access
Rapid innovation in wind turbine blade design has resulted in blades that exceed 150 metres in length, this progress has also intensified the challenges associated with traditional blade certification.
Rasmus Kaalund Schøn   +2 more
doaj   +1 more source

Multiaxial fatigue study on steel transversal attachments under constant amplitude proportional and non-proportional loadings

open access: yesMATEC Web of Conferences, 2018
In this study, the multiaxial fatigue strength of full-scale transversal attachment is assessed and compared to original experimental results and others found in the literature.
Garcia Martin   +2 more
doaj   +1 more source

Monitoring Fatigue Damage of Modular Bridge Expansion Joints Using Piezoceramic Transducers

open access: yesSensors, 2018
Modular bridge expansion joints (MBEJs) are commonly used in bridges and are often subjected to fatigue damages, which necessitate fatigue monitoring of MBEJs to ensure the reliable operation of the bridges.
Tianyong Jiang   +4 more
doaj   +1 more source

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