Results 1 to 10 of about 387,594 (164)

Design of a Super Twisting Sliding Mode Controller for an MR Damper-Based Semi-Active Prosthetic Knee [PDF]

open access: yesFrontiers in Robotics and AI, 2022
A large number of transfemoral amputees living in low-income countries could not access a much-needed prosthesis. Hence, affordable semi-active prosthetic knees have been designed in recent years.
Dawit Assfaw, Solomon Seid
doaj   +2 more sources

Semi-active suspension with semi-active inerter and semi-active damper [PDF]

open access: yesIFAC Postprint Volumes IPPV / International Federation of Automatic Control, 2014
Abstract This paper investigates the application of semi-active inerter in semi-active suspension. A semi-active inerter is defined as an inerter whose inertance can be adjusted within a finite bandwidth by on-line control actions. A force-tracking approach to designing semi-active suspension with a semi-active inerter and a semi-active damper is ...
Michael Z Q Chen   +2 more
exaly   +3 more sources

Semi-Active Magnetic Levitation System for Education [PDF]

open access: yesApplied Sciences, 2021
This paper describes how to construct a low-cost magnetic levitation system (MagLev). The MagLev has been intensively used in engineering education, allowing instructors and students to learn through hands-on experiences of essential concepts, such as ...
Gisela Pujol-Vázquez   +3 more
doaj   +4 more sources

Calibration of Viscous Damping–Stiffness Control Force in Active and Semi-Active Tuned Mass Dampers for Reduction of Harmonic Vibrations

open access: yesApplied Sciences, 2023
Tuned mass dampers (TMDs) are commonly used to mitigate vibrations in civil structures. There is a growing demand for new solutions that offer similar effectiveness as TMDs but with reduced mass. In this context, this paper investigates active (ATMD) and
Marcin Maślanka
doaj   +1 more source

A General Modeling Approach for Shock Absorbers: 2 DoF MR Damper Case Study

open access: yesFrontiers in Materials, 2021
A methodology is proposed for designing a mathematical model for shock absorbers; the proposal is guided by characteristic diagrams of the shock absorbers.
Jorge de-J. Lozoya-Santos   +5 more
doaj   +1 more source

Robust Control of Electro Rheological Suspension System Based on LMI Approach [PDF]

open access: yesمجله مدل سازی در مهندسی, 2020
This paper presents a robust-H∞ control design for semi-active vehicle suspension system using linear matrix inequality (LMI). In vehicle control systems, the ability of damping vibrations is very important against the external and internal disturbances.
ahmad bagheri   +1 more
doaj   +1 more source

A Novel Single Tube Semi-Active Tuned Liquid Gas Damper for Suppressing Horizontal Vibrations of Tower-like Structures

open access: yesApplied Sciences, 2022
The purpose of this paper is to present a novel single tube semi-active tuned liquid gas damper (SA-TLGD) for suppressing horizontal vibrations of tower-like structures and to study its damping effectiveness.
Michael Reiterer, Janez Schellander
doaj   +1 more source

Multi-Objective Optimisation of Tyre and Suspension Parameters during Cornering for Different Road Roughness Profiles

open access: yesApplied Sciences, 2021
Effective emission control technologies and novel propulsion systems have been developed for road vehicles, decreasing exhaust particle emissions. However, work has to be done on non-exhaust traffic related sources such as tyre–road interaction and tyre ...
Georgios Papaioannou   +2 more
doaj   +1 more source

Control of an Automotive Semi‐Active Suspension [PDF]

open access: yesMathematical Problems in Engineering, 2012
Two controllers for an automotive suspensions with Magneto‐Rheological (MR) dampers are proposed. One is a model‐based using the Linear Parameter Varying (LPV) approach, and the other is a model‐free controller with a Frequency Estimation Based (FEB) principle.
Lozoya-Santos J.D.J.   +2 more
openaire   +3 more sources

Effect of the Magnetorheological Damper Dynamic Behaviour on the Rail Vehicle Comfort: Hardware-in-the-Loop Simulation

open access: yesActuators, 2023
Many publications show that the ride comfort of a railway vehicle can be significantly improved using a semi-active damping control of the lateral secondary dampers.
Filip Jeniš   +5 more
doaj   +1 more source

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