A simple and efficient adaptive time stepping technique for low‐order operator splitting schemes applied to cardiac electrophysiology
Sign Up to like & getrecommendations! Published in 2022 at "International Journal for Numerical Methods in Biomedical Engineering"
DOI: 10.1002/cnm.3670
Abstract: We present a simple, yet efficient adaptive time stepping scheme for cardiac electrophysiology (EP) simulations based on standard operator splitting techniques. The general idea is to exploit the relation between the splitting error and the… read more here.
Keywords: time; operator splitting; adaptive time; time step ... See more keywords
Synchronization of uncertain MEMS resonators via adaptive time-varying terminal sliding mode control
Sign Up to like & getrecommendations! Published in 2018 at "Microsystem Technologies"
DOI: 10.1007/s00542-018-4088-7
Abstract: The main goal of this study addresses the synchronization between two MEMS resonators with cubic and quintic mechanical stiffness under the existence of system uncertainties and external disturbances. The synchronization is obtained by using a… read more here.
Keywords: time varying; time; adaptive time; terminal sliding ... See more keywords
Adaptive current-threshold detector for an adaptive on-time Buck converter at light load
Sign Up to like & getrecommendations! Published in 2018 at "Analog Integrated Circuits and Signal Processing"
DOI: 10.1007/s10470-018-1140-6
Abstract: The adaptive on-time control technique has been tremendously utilized in DC–DC converters for its fast transient response, easier design and high efficiency at light load. In some applications the output voltage ripple of DC–DC converters… read more here.
Keywords: time buck; time; adaptive time; current threshold ... See more keywords
Symplectic integrators with adaptive time step applied to runaway electron dynamics
Sign Up to like & getrecommendations! Published in 2019 at "Numerical Algorithms"
DOI: 10.1007/s11075-018-0636-6
Abstract: Studying the dynamics of runaway electrons has theoretical and practical significance. As the system is highly relativistic, multi-scale and nonlinear, accurate and efficient numerical methods with long-term stability are necessary. In this paper, we develop… read more here.
Keywords: electron dynamics; runaway electron; step; adaptive time ... See more keywords
A staggered procedure for fluid–object interaction with free surfaces, large rotations and driven by adaptive time stepping
Sign Up to like & getrecommendations! Published in 2018 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"
DOI: 10.1007/s40430-018-1147-z
Abstract: The coupling between a rigid body under large rotations and incompressible fluids is investigated within the arbitrary Lagrangian–Eulerian framework. We use here a staggered type of coupling with a predictor/corrector approach for the forces applied… read more here.
Keywords: rigid body; time; adaptive time; large rotations ... See more keywords
Fourier analysis of the RELAP5/3D adaptive time-stepping scheme on a natural circulation loop
Sign Up to like & getrecommendations! Published in 2018 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2017.11.018
Abstract: Abstract The use of natural convection as a passive heat removal mechanism has been widely explored as a safety system of nuclear power plants. Characteristics like low complexity and economy makes Natural Circulation Loop (NCL)… read more here.
Keywords: natural circulation; stepping scheme; time; adaptive time ... See more keywords
An enhanced explicit time-marching technique for wave propagation analysis considering adaptive time integrators
Sign Up to like & getrecommendations! Published in 2020 at "Computer Methods in Applied Mechanics and Engineering"
DOI: 10.1016/j.cma.2020.112882
Abstract: Abstract In this work, a novel family of explicit time marching techniques is proposed for wave propagation analyses. The main features of the new approach are: (i) the family is based only on single-step displacement–velocity… read more here.
Keywords: time marching; time integrators; time; adaptive time ... See more keywords
An accurate and simple universal a posteriori error estimator for GS4-1 framework: Adaptive time stepping in first-order transient systems
Sign Up to like & getrecommendations! Published in 2021 at "Computer Methods in Applied Mechanics and Engineering"
DOI: 10.1016/j.cma.2020.113604
Abstract: Abstract The “Generalized Single Step Single Solve” framework for first-order transient systems (GS4-1) is considered to develop adaptive time stepping via a newly proposed a posteriori error estimator in this paper. Traditional approaches design and… read more here.
Keywords: order; error; time; adaptive time ... See more keywords
Adaptive Time-Resolved Mass Spectrometry With Nanomechanical Resonant Sensors
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DOI: 10.1109/jsen.2021.3127244
Abstract: Nanomechanical resonant sensors that are based on detecting and tracking the resonance frequency deviations due to events of interest are being advocated for a variety of applications. All sensor schemes currently in use are subject… read more here.
Keywords: time resolved; time; resonant; resonant sensors ... See more keywords
Adaptive Time-Stepping Universal Line and Machine Models for Real Time and Faster-Than-Real-Time Hardware Emulation
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2019.2935930
Abstract: Transmission lines and rotating machines that widely exist in power systems should be accurately modeled in real-time electromagnetic transient (EMT) simulation for obtaining precise results for hardware-in-the-loop applications. In the conventional EMT simulator, the time-step… read more here.
Keywords: time; time stepping; real time; faster real ... See more keywords
Adaptive Time Taps of STAP Under Channel Mismatch for GNSS Antenna Arrays
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2017.2728420
Abstract: Although antenna arrays can effectively suppress interference and maintain the navigation signal integrity, interference suppression performance is limited by channel mismatch. However, a space-time adaptive processor (STAP) can reduce channel mismatch by introducing time taps… read more here.
Keywords: antenna arrays; interference; time; adaptive time ... See more keywords