Results 11 to 20 of about 699,942 (291)

Logic-Dynamic Approach to Fault Diagnosis in Mechatronic Systems

open access: yesInternational Journal of Advanced Robotic Systems, 2006
This paper presents a problem of fault detection and isolation (FDI) in mechatronic systems described by nonlinear dynamic models with such types of no differentiable nonlinearities as saturation, Coulomb friction, backlash, and hysteresis. To solve this
V. F. Filaretov, A. N. Zhirabok
doaj   +1 more source

Extended kalman filter for estimation of parameters in nonlinear state-space models of biochemical networks.

open access: yesPLoS ONE, 2008
It is system dynamics that determines the function of cells, tissues and organisms. To develop mathematical models and estimate their parameters are an essential issue for studying dynamic behaviors of biological systems which include metabolic networks,
Xiaodian Sun, Li Jin, Momiao Xiong
doaj   +1 more source

Experimental Detection of Nonlinear Dynamics Using a Laser Profilometer

open access: yesApplied Sciences, 2023
This paper investigates a cantilever beam nonlinear dynamic behaviour, on which the nonlinearity is introduced with permanent magnet interactions or with a non-holonomic contact.
Elvio Bonisoli   +3 more
doaj   +1 more source

Nonlinear Control of Networked Dynamical Systems

open access: yesIEEE Transactions on Network Science and Engineering, 2021
We develop a principled mathematical framework for controlling nonlinear, networked dynamical systems. Our method integrates dimensionality reduction, bifurcation theory and emerging model discovery tools to find low-dimensional subspaces where feed-forward control can be used to manipulate a system to a desired outcome.
Megan Morrison, J. Nathan Kutz
openaire   +4 more sources

Full State Constrained Flight Tracking Control for Helicopter Systems with Disturbances

open access: yesAerospace, 2023
In this paper, a full state-constrained anti-disturbance dynamic surface control method is proposed for six-degree-of-freedom unmanned helicopter systems under full state constraints and disturbances.
Yankai Li   +3 more
doaj   +1 more source

Fast recursive filters for simulating nonlinear dynamic systems [PDF]

open access: yes, 2007
A fast and accurate computational scheme for simulating nonlinear dynamic systems is presented. The scheme assumes that the system can be represented by a combination of components of only two different types: first-order low-pass filters and static ...
van Hateren, J. H.
core   +4 more sources

Control of Complex Nonlinear Dynamic Rational Systems

open access: yesComplexity, 2018
Nonlinear rational systems/models, also known as total nonlinear dynamic systems/models, in an expression of a ratio of two polynomials, have roots in describing general engineering plants and chemical reaction processes. The major challenge issue in the
Quanmin Zhu   +3 more
doaj   +1 more source

Nonlinear dynamics in distributed systems [PDF]

open access: yesTheoretical and Mathematical Physics, 1994
We build on a previous statistical model for distributed systems and formulate it in a way that the deterministic and stochastic processes within the system are clearly separable. We show how internal fluctuations can be analysed in a systematic way using Van Kanpen's expansion method for Markov processes.
Adjali, I.   +2 more
openaire   +2 more sources

The mechanism of formation of oscillons - localized oscillatory structures [PDF]

open access: yesКомпьютерные исследования и моделирование, 2015
A formal model mechanism of oscillon formation is proposed. These structures were found in a variety of physical systems and a chemical Belousov-Jabotinsky reaction proceeding in an aerosol OT water-inoil microemulsion.
Maxim Borisovich Kuznetsov   +1 more
doaj   +1 more source

Robust Optimal Design of a Nonlinear Dynamic Vibration Absorber Combining Sensitivity Analysis

open access: yesShock and Vibration, 2010
Dynamic vibration absorbers are discrete devices developed in the beginning of the last century used to attenuate the vibrations of different engineering structures.
R.A. Borges   +2 more
doaj   +1 more source

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