Results 21 to 30 of about 823,198 (305)

Methods to test and generate the wear load spectrum of journal bearing in concrete pump

open access: yesAdvances in Mechanical Engineering, 2021
Load spectrum is the basis of wear analysis and life prediction in journal bearing. This paper proposed a method to generate the wear load spectrum from the measured loads that avoiding the errors introduced by the assumptions of traditional constant ...
Linbo Zhu, Yongsheng Zhu, Yuping Yan
doaj   +1 more source

Non-local energy based fatigue life calculation method under multiaxial variable amplitude loadings [PDF]

open access: yes, 2013
Reliable design of industrial components against high cycle multiaxial fatigue requires a model capable of predicting both stress gradient and load type effects. Indeed, taking into account gradient effects is of prior importance for the applicability of
BÉNABÈS, Jérôme   +3 more
core   +6 more sources

Effects of Antiepileptic Drug Tapering on Episodic Memory as Measured by Virtual Reality Tests

open access: yesFrontiers in Neurology, 2020
Antiepileptic drugs impair episodic memory in patients with epilepsy, but this effect has so far only been examined with tests that do not provide first-person experience—an aspect that is crucial for episodic memory.
Yvonne Höller   +7 more
doaj   +1 more source

A Model of BGA Thermal Fatigue Life Prediction Considering Load Sequence Effects [PDF]

open access: yesMaterials, 2016
Accurate testing history data is necessary for all fatigue life prediction approaches, but such data is always deficient especially for the microelectronic devices. Additionally, the sequence of the individual load cycle plays an important role in physical fatigue damage. However, most of the existing models based on the linear damage accumulation rule
Weiwei Hu   +3 more
openaire   +2 more sources

Low-Load Blood Flow Restriction Squat as Conditioning Activity Within a Contrast Training Sequence in High-Level Preadolescent Trampoline Gymnasts

open access: yesFrontiers in Physiology, 2022
To investigate the effects of implementing low-load blood flow restriction exercises (LL-BFRE) instead of high-load exercises (HL-RE) in a contrast training program on strength and power performance of high-level young gymnasts.
Shengtao Yang   +8 more
doaj   +1 more source

SimpactCyan 1.0 : an open-source simulator for individual-based models in HIV epidemiology with R and Python interfaces [PDF]

open access: yes, 2019
SimpactCyan is an open-source simulator for individual-based models in HIV epidemiology. Its core algorithm is written in C++ for computational efficiency, while the R and Python interfaces aim to make the tool accessible to the fast-growing community of
Delva, Wim   +5 more
core   +2 more sources

Measuring the notched compressive strength of composite laminates: Specimen size effects [PDF]

open access: yes, 2008
Large fibre reinforced composite structures can give much lower strengths than small test specimens, so a proper understanding of scaling is vital for their safe and efficient use.
C. Soutis   +15 more
core   +3 more sources

Discerning the Fatigue Crack Growth Behavior of API X65 Steels Under Sequence Loading

open access: yesLatin American Journal of Solids and Structures
This paper presents the effect of sequence loading on fatigue crack growth of API X65 steel tested in room temperature. Most of pipeline steels are subjected to wide spectrum of loading during the length of service.
N. I. I. Mansor   +2 more
doaj   +1 more source

The effect of letter string length and report condition on letter recognition accuracy

open access: yesJournal of Optometry, 2017
Purpose: Letter sequence recognition accuracy has been postulated to be limited primarily by low-level visual factors. The influence of high level factors such as visual memory (load and decay) has been largely overlooked.
Avesh Raghunandan   +2 more
doaj   +1 more source

Evaluation of the Active Support and Yielding Bearing Properties of Artificial Pillars Supporting a Stope Roof Using 3DEC Numerical Simulation

open access: yesAdvances in Civil Engineering, 2019
Before achieving yielding support with artificial pillars, it is significant to evaluate their active support and passive bearing performances on the stope roof.
Kunmeng Li, Yuanhui Li, Hongdi Jing
doaj   +1 more source

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