Results 51 to 60 of about 1,165,615 (202)

State prediction based control schemes for nonlinear systems with input delay and external disturbance

open access: yesIET Control Theory & Applications, 2021
In this paper, a control scheme based on state prediction is proposed for a class of nonlinear systems subject to input delay and external disturbance. Firstly, as for constant input delay, an improved control scheme that combining state prediction with ...
Bing Zhu, Mou Chen, Tao Li
doaj   +1 more source

Control technology development [PDF]

open access: yes, 1982
The main objectives of the control technology development task are given in the slide below. The first is to develop control design techniques based on flexible structural models, rather than simple rigid-body models.
Schaechter, D. B.
core   +1 more source

Bistability induced by generalist natural enemies can reverse pest invasions [PDF]

open access: yes, 2016
Reaction-diffusion analytical modeling of predator-prey systems has shown that specialist natural enemies can slow, stop and even reverse pest invasions, assuming that the prey population displays a strong Allee effect in its growth.
Barles, Guy   +3 more
core   +4 more sources

Linear Model Predictive Control for a Coupled CSTR and Axial Dispersion Tubular Reactor with Recycle

open access: yesMathematics, 2020
This manuscript addresses a novel output model predictive controller design for a representative model of continuous stirred-tank reactor (CSTR) and axial dispersion reactor with recycle. The underlying model takes the form of ODE-PDE in series and it is
Seyedhamidreza Khatibi   +2 more
doaj   +1 more source

Hamiltonian formulation of distributed-parameter systems with boundary energy flow [PDF]

open access: yes, 2001
A Hamiltonian formulation of classes of distributed-parameter systems is presented, which incorporates the energy flow through the boundary of the spatial domain of the system, and which allows to represent the system as a boundary control Hamiltonian ...
Maschke, B.M., Schaft, A.J. van der
core   +7 more sources

Uncertainty quantification of model predictive control for nonlinear systems with parametric uncertainty using hybrid pseudo-spectral method

open access: yesCogent Engineering, 2019
In this paper, a hybrid pseudo-spectral (hPS) method is utilized to analyze the uncertainty of the model predictive control (MPC) for nonlinear systems with stochastic parameter uncertainty.
Ali Namadchian, Mehdi Ramezani
doaj   +1 more source

First order phase transitions: equivalence between bimodalities and the Yang-Lee theorem [PDF]

open access: yes, 2002
First order phase transitions in finite systems can be defined through the bimodality of the distribution of the order parameter. This definition is equivalent to the one based on the inverted curvature of the thermodynamic potential.
Balian   +22 more
core   +3 more sources

Adaptive resilient control for a class of nonlinear distributed parameter systems with actuator faults

open access: yesSystems Science & Control Engineering
This paper presents a new model-based fault resilient control scheme for a class of nonlinear distributed parameter systems (DPS) represented by parabolic partial differential equations (PDE) in the presence of actuator faults. A Luenberger-like observer
Hasan Ferdowsi   +2 more
doaj   +1 more source

Robust stability conditions for feedback interconnections of distributed-parameter negative imaginary systems

open access: yes, 2017
Sufficient and necessary conditions for the stability of positive feedback interconnections of negative imaginary systems are derived via an integral quadratic constraint (IQC) approach.
Khong, Sei Zhen   +2 more
core   +1 more source

On the problem of modeling for parameter identification in distributed structures [PDF]

open access: yes
Structures are often characterized by parameters, such as mass and stiffness, that are spatially distributed. Parameter identification of distributed structures is subject to many of the difficulties involved in the modeling problem, and the choice of ...
Meirovitch, Leonard, Norris, Mark A.
core   +1 more source

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