Results 21 to 30 of about 884,273 (294)

LPV/PI Control for Nonlinear Aeroengine System Based on Guardian Maps Theory

open access: yesIEEE Access, 2019
The requirement of fighter's maneuverability puts forward higher indexes for the control performance of aeroengine. It is generally recognized that the proportion integration (PI) control is the most commonly used control method of aeroengine.
Yifan Qian   +3 more
doaj   +1 more source

Integrated Pre-Processing for Bayesian Nonlinear System Identification with Gaussian Processes [PDF]

open access: yes, 2013
We introduce GP-FNARX: a new model for nonlinear system identification based on a nonlinear autoregressive exogenous model (NARX) with filtered regressors (F) where the nonlinear regression problem is tackled using sparse Gaussian processes (GP).
Frigola, Roger, Rasmussen, Carl Edward
core   +1 more source

Optimal control and nonlinear numerical simulation analysis of tunnel rock deformation parameters

open access: yesNonlinear Engineering, 2022
In order to study the influence of nonlinear numerical simulation on the optimal control of the tunnel rock deformation parameters, the author proposes a numerical simulation study of the deformation characteristics of the layered rock tunnel, and ...
Guo Li, He Yi
doaj   +1 more source

Nonlinear Analysis and Control of Interleaved Boost Converter Using Real-Time Cycle to Cycle Variable Slope Compensation [PDF]

open access: yes, 2017
Switched-mode power converters are inherently nonlinear and piecewise smooth systems that may exhibit a series of undesirable operations that can greatly reduce the converter's efficiency and lifetime.
Giaouris, Damian   +3 more
core   +2 more sources

Curved Path Following Control for a Small Fixed-Wing UAV with Parameters Adaptation

open access: yesApplied Sciences, 2022
This paper presents an approach to address the curved-path following problem of a fixed-wing UAV, which can reach uniform optimal path-following performance for different initial states and control processes.
Yang Chen   +3 more
doaj   +1 more source

A nonlinear controller based on saturation functions with variable parameters to stabilize an AUV

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2019
This paper deals with a nonlinear controller based on saturation functions with variable parameters for set-point regulation and trajectory tracking control of an Autonomous Underwater Vehicle (AUV).
E. Campos   +5 more
doaj   +1 more source

Control Of Nonlinear Distributed Parameter Systems [PDF]

open access: yes, 2001
Shape sensitivity analysis in hyperbolic problems with non-smooth domains unbounded growth of total variations of snapshots of the 1D linear wave equation due to the chaotic behaviour of iterates of composite nonlinear boundary reflection relations velocity method and courant metric topologies in shape analysis of partial differential equations ...
openaire   +1 more source

Nonlinear Model Predictive Controller Design for Identified Nonlinear Parameter Varying Model

open access: yesTELKOMNIKA (Telecommunication Computing Electronics and Control), 2012
In this paper, a novel nonlinear model predictive controller (MPC) is proposed based on an identified nonlinear parameter varying (NPV) model. First, an NPV model scheme is present for process identification, which is featured by its nonlinear hybrid Hammerstein model structure and varying model parameters.
Jiangang Lu Jiangang Lu   +2 more
openaire   +2 more sources

Adaptive Control for Nonlinear Systems with Time-Varying Parameters and Control Coefficient

open access: yesIFAC-PapersOnLine, 2020
Abstract This paper exploits the so-called congelation of variables method to design an adaptive controller for nonlinear systems with time-varying parameters. Two motivating examples describing scalar systems are discussed to illustrate the flexibility of the congelation of variables method to deal with the cases in which the time-varying parameters
Chen, K, Astolfi, A
openaire   +2 more sources

Production Change Optimization Model of Nonlinear Supply Chain System under Emergencies

open access: yesSensors, 2023
Aiming at the problem that the upstream manufacturer cannot accurately formulate the production plan after the link of the nonlinear supply chain system changes under emergencies, an optimization model of production change in a nonlinear supply chain ...
Jing Zhang, Yingnian Wu, Qingkui Li
doaj   +1 more source

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