Results 21 to 30 of about 886,247 (337)

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

IMPROVING OF ELECTROMECHANICAL STABILIZATION SYSTEMS ACCURACY

open access: yesElectrical engineering & Electromechanics, 2019
Aim. Improving of accuracy parameters and reducing of sensitivity to changes of plant parameters for nonlinear robust tank main armament guidance and stabilization electromechanical systems based on synchronous motor with permanent magnets and vector ...
B. I. Kuznetsov   +3 more
doaj   +1 more source

Nonlinear Vibration and Control of Underwater Supercavitating Vehicles

open access: yesIEEE Access, 2018
When a supercavitating vehicle navigates underwater at a high speed, most of the surface is wrapped by cavity. With the influences of the system parameters and launching state, the nonlinear oscillation of the vehicle always occurs because of the ...
Tianhong Xiong, Yipin Lv, Wenjun Yi
doaj   +1 more source

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

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

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

Optimal control of nonlinear systems: a predictive control approach [PDF]

open access: yes, 2003
A new nonlinear predictive control law for a class of multivariable nonlinear systems is presented in this paper. It is shown that the closed-loop dynamics under this nonlinear predictive controller explicitly depend on design parameters (prediction time
Ballance, D.J.   +2 more
core   +3 more sources

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

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

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

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