Results 1 to 10 of about 178,062 (266)

A Novel Approach of Modelling and Predicting Track Cycling Sprint Performance

open access: yesApplied Sciences, 2021
In cycling, performance models are used to investigate factors that determine performance and to optimise competition results. We present an innovative and easily applicable mathematical model describing time-resolved approaches for both the physical ...
Anna Katharina Dunst, René Grüneberger
doaj   +3 more sources

Generalized Characterization Methodology for Performance Modelling of Lithium-Ion Batteries

open access: yesBatteries, 2016
Lithium-ion (Li-ion) batteries are complex energy storage devices with their performance behavior highly dependent on the operating conditions (i.e., temperature, load current, and state-of-charge (SOC)).
Daniel-Ioan Stroe   +3 more
doaj   +3 more sources

Meta-cognitive behaviour and mathematical modelling competency: mediating effect of performance goals

open access: yesHeliyon, 2020
Guided by a model promoted by Biccard and Wessels (2011) and empirical evidence, this work aims to examine a model that includes meta-cognitive behaviour and mathematical modelling competency with the indirect effects of two performance goal sub ...
Riyan Hidayat   +3 more
doaj   +3 more sources

Performance modelling of the Darrieus wind turbine [PDF]

open access: yesE3S Web of Conferences, 2021
Three-dimensional numerical investigation of the Darrieus wind turbines equipped with different aerofoils is presented in this paper. In the modelling, the computational domain was divided into three different domains and they are blade, rotor, and ...
Mon Thuzar, Worasinchai Supakit
doaj   +1 more source

Battery characterization for wireless sensor network applications to investigate the effect of load on surface temperatures

open access: yesRoyal Society Open Science, 2022
Wireless sensor networks (WSN) are commonly used in remote environments for monitoring and sensing. These devices are typically powered by batteries, the performance of which varies depending on environmental (such as temperature and humidity) as well as
Omer Ali   +3 more
doaj   +1 more source

Finite Time Prescribed Performance Control for Uncertain Second-Order Nonlinear Systems

open access: yesJournal of Mathematics, 2022
In this article, we discuss the finite time stability problem for second-order systems with an uncertain nonlinear function. A finite time performance function with the sinusoidal function is constructed, and the constrained problem of the original ...
Hui Lv, Wei Xiang, Jun Zhu
doaj   +1 more source

Modeling distracted performance [PDF]

open access: yesCognitive Psychology, 2019
The sustained attention to response task (SART) has been the primary method of studying the phenomenon of mind wandering. We develop and experimentally test the first integrated cognitive process model that quantitatively explains all stationary features of behavioral performance in the SART.
Guy Hawkins   +3 more
openaire   +5 more sources

Analyzing the Performance of Thermoelectric Generators with Inhomogeneous Legs: Coupled Material–Device Modelling for Mg2X-Based TEG Prototypes

open access: yesEnergies, 2023
Thermoelectric generators (TEGs) possess the ability to generate electrical power from heat. As TEGs are operated under a thermal gradient, inhomogeneous material properties—either by design or due to inhomogeneous material degradation under thermal load—
Julia Camut   +2 more
doaj   +1 more source

Compressor map regression modelling based on partial least squares [PDF]

open access: yesRoyal Society Open Science, 2018
In this work, two kinds of partial least squares modelling methods are applied to predict a compressor map: one uses a power function polynomial as the basis function (PLSO), and the other uses a trigonometric function polynomial (PLSN).
Xu Li   +6 more
doaj   +1 more source

The Concept of Optimal Dynamic Pedalling Rate and Its Application to Power Output and Fatigue in Track Cycling Sprinters—A Case Study

open access: yesSports, 2023
Sprint races in track cycling are characterised by maximal power requirements and high-power output over 15 to 75 s. As competition rules limit the athlete to a single gear, the choice of gear ratio has considerable impact on performance.
Anna Katharina Dunst   +2 more
doaj   +1 more source

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