Results 41 to 50 of about 207,920 (308)

Probabilistic Fatigue Crack Growth Analysis Under Stationary Random Loading With Spike Loads

open access: yesIEEE Access, 2018
The in-service loading condition of many engineering structures is generally composed of a stationary random loading caused by the mechanical vibration, and the spike loads due to occasional events, such as the sudden shock and accidental turbulence.
Shan Jiang, Wei Zhang, Zili Wang
doaj   +1 more source

Durability of RC Beams Strengthened Using GFRP-Sheet due to Fatigue Loads [PDF]

open access: yesMATEC Web of Conferences, 2019
This paper presented the results of an experimental study of the behaviour of flexural beams strengthened with the glass fiber reinforced polymer (GFRP-S). This research was carried out to determine the effect of fatigue loads on the flexural capacity of
Arbain Tata   +3 more
doaj   +1 more source

Final results from the EU project AVATAR: aerodynamic modelling of 10 MW wind turbines [PDF]

open access: yes, 2018
This paper presents final results from the EU project AVATAR in which aerodynamic models are improved and validated for wind turbines on a scale of 10 MW and more.
Barakos, G.   +16 more
core   +2 more sources

Use of Symptomatic Drug Treatment for Fatigue in Multiple Sclerosis and Patterns of Work Loss

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To describe the use of central stimulants and amantadine for fatigue in MS and evaluate a potential association with reduced work loss in people with MS. Methods We conducted a nationwide, matched, register‐based cohort study in Sweden (2006 to 2023) using national registers with prospective data collection.
Simon Englund   +3 more
wiley   +1 more source

Combined wind turbine fatigue and ultimate load reduction by individual blade control [PDF]

open access: yes, 2014
If each blade of the wind turbine has individual pitch actuator, there is possibility of employing the pitch system to mitigate structural loads through advanced control methods.
Han, Y, Leithead, W E
core   +1 more source

Will Memantine Exacerbate Seizures in People With Epilepsy? A Prospective Cohort Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To evaluate whether add‐on memantine would exacerbate seizures in people with epilepsy. Methods This was a prospective cohort study. People with epilepsy diagnosed with cognitive impairment were consecutively invited. Those who agreed were followed up for at least 24 weeks.
Peiyu Wang   +7 more
wiley   +1 more source

Research on the fatigue evaluation method of traction motor under railway track loads

open access: yesAlexandria Engineering Journal
In order to predict the vibration fatigue life reliably for the traction motor in railway vehicles under complex track load conditions. Vibration acceleration test data at the motor mounting base were obtained in this study through track tests firstly ...
Ji Fang   +4 more
doaj   +1 more source

Association of Corticospinal Tract Asymmetry With Ambulatory Ability After Intracerebral Hemorrhage

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Ambulatory ability after intracerebral hemorrhage (ICH) is important to patients. We tested whether asymmetry between ipsi‐ and contra‐lesional corticospinal tracts (CSTs) assessed by diffusion tensor imaging (DTI) is associated with post‐ICH ambulation.
Yasmin N. Aziz   +25 more
wiley   +1 more source

Difracción de rayos X y difracción de neutrones en estudios de fatiga y fractura de materiales [PDF]

open access: yes, 2019
Conferencia invitada de Joseph F KelleherThe fatigue behaviour of polycrystalline metals is often studied through crack propagation analysis [1,2]. Nevertheless, understanding the mechanical processes that take place right at the crack tip [3,4] would ...
Kelleher, J F
core  

Pre-fatigue influence on quasi-static tensile properties of Ti-6Al-4V in thin-sheet form [PDF]

open access: yes, 2010
The response of engineering structures to loads is most often assessed without taking possible damage of the used material(s) into account. However, it has already been proved that a preceding cyclic loading and the alteration of the microstructure it ...
De Baere, Ives   +3 more
core   +1 more source

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