Non-stationary nonlinear analysis of a composite rotating shaft passing through critical speed
Sign Up to like & getrecommendations! Published in 2020 at "Applied Mathematical Modelling"
DOI: 10.1016/j.apm.2020.04.009
Abstract: Abstract In this paper, nonlinear non-stationary dynamics of a nonlinear composite shaft passing through critical speed is studied. The nonlinearity is due to the large amplitude of shaft vibration. The equations of motion are obtained… read more here.
Keywords: passing critical; critical speed; non stationary; shaft ... See more keywords
Dynamics shakedown analysis of slab track substructures with reference to critical speed
Sign Up to like & getrecommendations! Published in 2018 at "Soil Dynamics and Earthquake Engineering"
DOI: 10.1016/j.soildyn.2017.12.004
Abstract: Abstract In this paper, the long-term response of a slab track substructure to moving train loads as well as its relation with critical speed is evaluated using lower-bound dynamic shakedown analysis. The train loads are… read more here.
Keywords: speed; slab track; shakedown analysis; critical speed ... See more keywords
Investigation into the critical speed of ballastless track
Sign Up to like & getrecommendations! Published in 2019 at "Transportation Geotechnics"
DOI: 10.1016/j.trgeo.2018.12.004
Abstract: Abstract As train speeds are increased, the issue of the critical speed must be faced, especially when tracks run across soft ground. This is the phenomenon describes the amplification of the track deflections due to… read more here.
Keywords: speed; critical speed; track; ballastless track ... See more keywords
Existence of travelling waves with the critical speed for an influenza model with treatment
Sign Up to like & getrecommendations! Published in 2019 at "European Journal of Applied Mathematics"
DOI: 10.1017/s0956792518000700
Abstract: The main purpose of this paper is to study the existence of travelling waves with a critical speed for an influenza model with treatment. By using some analysis techniques that involve super-critical speeds and an… read more here.
Keywords: waves critical; existence travelling; critical speed; travelling waves ... See more keywords
Analysis of Critical Speed for High-Speed Railway Pantograph-Catenary System
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Vehicular Technology"
DOI: 10.1109/tvt.2021.3136920
Abstract: The pantograph-catenary system is used in modern electrified railways to power electric trains. Common sense is that the increase of train speed leads to a deterioration of the interaction performance. But recent studies indicate that… read more here.
Keywords: pantograph catenary; speed; critical speed; catenary system ... See more keywords
Modelling and analysis of passenger rail vehicle for the improvement of critical speed using MR damper based semi-active suspension
Sign Up to like & getrecommendations! Published in 2022 at "Proceedings of the Institution of Mechanical Engineers, Part K: Journal of Multi-body Dynamics"
DOI: 10.1177/14644193221099136
Abstract: Developing economies focus to enhance train speed by introducing high speed corridors and upgrading existing rail infrastructure. Higher speed has adverse impact on vehicle stability and ride comfort. Therefore, in order to improve critical speed… read more here.
Keywords: speed; critical speed; vehicle; suspension ... See more keywords
Modeling of Running Performances in Humans: Comparison of Power Laws and Critical Speed
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Strength and Conditioning Research"
DOI: 10.1519/jsc.0000000000001542
Abstract: Abstract Zinoubi, B, Vandewalle, H, and Driss, T. Modeling of running performances in humans: comparison of power laws and critical speed. J Strength Cond Res 31(7): 1859–1867, 2017—The concepts of power law and critical speed… read more here.
Keywords: critical speed; modeling running; power; speed ... See more keywords
Effect of Mathematical Modeling and Fitting Procedures on the Assessment of Critical Speed and Its Relationship With Aerobic Fitness Parameters
Sign Up to like & getrecommendations! Published in 2021 at "Frontiers in Physiology"
DOI: 10.3389/fphys.2021.613066
Abstract: An accurate estimation of critical speed (CS) is important to accurately define the boundary between heavy and severe intensity domains when prescribing exercise. Hence, our aim was to compare CS estimates obtained by statistically appropriate… read more here.
Keywords: aerobic fitness; fitness parameters; critical speed; speed ... See more keywords
Modeling the expenditure and reconstitution of distance above critical speed during two swimming interval training sessions
Sign Up to like & getrecommendations! Published in 2022 at "Frontiers in Physiology"
DOI: 10.3389/fphys.2022.952818
Abstract: In swimming, the speed-time relationship provides the critical speed (CS) and the maximum distance that can be performed above CS (D′). During intermittent severe intensity exercise, a complete D′ depletion coincides with task failure, while… read more here.
Keywords: speed; interval training; reconstitution; critical speed ... See more keywords
Metabolic correlates to critical speed in murine models of sickle cell disease
Sign Up to like & getrecommendations! Published in 2023 at "Frontiers in Physiology"
DOI: 10.3389/fphys.2023.1151268
Abstract: Introduction: Exercise intolerance is a common clinical manifestation in patients with sickle cell disease (SCD), though the mechanisms are incompletely understood. Methods: Here we leverage a murine mouse model of sickle cell disease, the Berkeley… read more here.
Keywords: cell disease; cell; critical speed; sickle cell ... See more keywords