Results 21 to 30 of about 142,102 (297)

The Research on the Motion State Monitoring of Electromagnetic Valve Train of Engine Based on Internet of Things

open access: yesIEEE Access, 2019
Aiming at real-time monitoring of valve motion online in a new engine valve train that replaces the traditional cam with a self-developed new electromagnetic linear actuator, this paper presents a system scheme for motion monitoring of the ...
Tongjun Guo, Siqin Chang
doaj   +1 more source

Input-output linearization and fractional robust control of a non-linear system [PDF]

open access: yes, 2001
This article deals with the association of a linear robust controller and an input-output linearization feedback for the control of a perturbed and non-linear system.
Lanusse, Patrick   +3 more
core   +1 more source

Reliable H∞ control for discrete-time piecewise linear systems with infinite distributed delays [PDF]

open access: yes, 2009
In this paper, the reliable H∞ control problem is investigated for discrete-time piecewise linear systems with time delays and actuator failures. The time delays are assumed to be infinitely distributed in the discrete-time domain, and the possible ...
Feng   +9 more
core   +1 more source

Electromagnetic and experimental analyses of a low‐cost miniature tubular moving magnet linear oscillating actuator for miniature compressor applications

open access: yesIET Electric Power Applications, 2023
This article presents a miniature tubular moving magnet linear oscillating actuator (MT‐MMLOA) that operates on an electro dynamic actuation mechanism. The proposed linear oscillating actuator comprises two main parts: the stator and the mover.
Sumeet Khalid   +5 more
doaj   +1 more source

Computation of magnetic field in an actuator [PDF]

open access: yes, 2008
Design and optimization of an actuators based on magnetostrictive technology requires computation of the magnetic field. The “MS”-technology offers an attractive controllability with high power density.
A. Grunwald, A.G. Olabi, Olabi, Olabi
core   +1 more source

Design parameters of a reluctance actuation system for stable operation conditions with applications of high‐precision motions in lithography machines

open access: yesIET Electric Power Applications, 2022
Recently, the reluctance actuator has attracted great attention to replace the Lorentz actuator in the next generation of wafer scanners in semi‐conductor lithography machines. The reluctance actuator has a non‐linear position‐force characteristic, which
Mohammad Al Saaideh   +2 more
doaj   +1 more source

Design and Experimental Research of a Novel Stick-Slip Type Piezoelectric Actuator

open access: yesMicromachines, 2017
A linear piezoelectric actuator based on the stick-slip principle is presented and tested in this paper. With the help of changeable vertical preload force flexure hinge, the designed linear actuator can achieve both large travel stick-slip motion and ...
Mingxing Zhou   +8 more
doaj   +1 more source

DNN identification and fault-tolerant control for non-linear systems with unknown faults

open access: yesThe Journal of Engineering, 2019
In this study, dynamical neural networks (DNNs) are used as an online identifier for a class of non-linear systems with unknown actuator faults. By integrating the designed non-linear FD observer with adaptive regulation algorithm, the parameter coupling
Xiaoli Zhang   +3 more
doaj   +1 more source

An Actuator Concept for Adaptive Concrete Columns

open access: yesActuators, 2021
The building industry accounts for half of the global resource consumption and roughly one third of global CO2 emissions. Global population growth and increasing resource scarcities require engineers and architects to build for more people with less ...
Simon Steffen   +5 more
doaj   +1 more source

Analysis and Modeling of Linear-Switched Reluctance for Medical Application

open access: yesActuators, 2013
This paper focuses on the analysis, the modeling and the control of a linear-switched reluctance motor. The application under consideration is medical, and the actuator is to be used as a left ventricular assist device.
Jean-Francois Llibre   +3 more
doaj   +1 more source

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