Results 21 to 30 of about 4,740 (306)

MR Damper-Based Vibration Suppression Method for Control Moment Gyroscope [PDF]

open access: yesXibei Gongye Daxue Xuebao, 2018
To restrain the interference of micro-vibration caused by Control Moment Gyroscope, a new control method based on Magnetorheological damper was proposed in this paper.

doaj   +1 more source

SEMI-ACTIVE CONTROL OF FRICTION DAMPERS

open access: yesJournal of Sound and Vibration, 1997
Semi-active control of friction dampers has been proposed to improve the energy dissipation characteristics of passive friction dampers and to broaden the areas of application in which they can successfully be used. In this paper, we propose control laws for friction dampers which maximize energy dissipation in an instantaneous sense by modulating the ...
P. Dupont, P. Kasturi, A. Stokes
openaire   +1 more source

Damping parameters of suspension of passenger vehicle equipped with semi-active dampers with by-pass valve [PDF]

open access: yesTransport Problems, 2011
The paper presents results of experimental tests of characteristics of semi-active dampers with by-pass valve and results of calculations evaluating suspension damping ratio taking into consideration also installation ratio and vehicle sprung mass ...
Grzegorz ŚLASKI
doaj  

Modeling and control of hybrid MR seat damper and whole body vibration evaluation for bus drivers

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2022
This paper describes the design, simulation, and performance evaluation of hybrid MR damper on quarter bus semi-active seat suspension coupled with human biodynamic model.
Olivier Munyaneza, Jung Woo Sohn
doaj   +1 more source

Current Trends in Fluid Viscous Dampers with Semi-Active and Adaptive Behavior

open access: yesApplied Sciences, 2023
Fluid viscous dampers (FVDs) have shown their efficiency as energy-dissipating systems, reducing the effects induced on structures by dynamic loading conditions like earthquakes and winds. In this paper, the evolution of this technology is reviewed, with
Luca Zoccolini   +3 more
doaj   +1 more source

Using a damper amplification factor to increase energy dissipation in structures [PDF]

open access: yes, 2015
Fluid dampers are an important tool for dissipating unwanted vibrations in a range of engineering structures. This paper examines the effects of amplifying the displacements transferred to a non-linear damper, to increase the effectiveness of the damper ...
Londoño Monsalve, Julian Mauricio   +5 more
core   +1 more source

Semi-Active Structural Control of Offshore Wind Turbines Considering Damage Development

open access: yesJournal of Marine Science and Engineering, 2018
High flexibility of new offshore wind turbines (OWT) makes them vulnerable since they are subjected to large environmental loadings, wind turbine excitations and seismic loadings.
Arash Hemmati, Erkan Oterkus
doaj   +1 more source

Ride comfort investigation of semi-active seat suspension integrated with quarter car model

open access: yesMechanics & Industry, 2022
A method for parameter identification of the magnetorheological damper (MRD) model with an improved firefly algorithm (IFA) is proposed, and a semi-active seat control system with three-degree-of-freedom (3-DOF) is established by combining with a quarter
Chen Xiaoliang   +3 more
doaj   +1 more source

Highly efficient semi‐active oil damper with energy recovery system

open access: yesJapan Architectural Review, 2019
This paper presents a novel semi‐active oil damper developed to overcome the limitations of existing oil dampers by introducing a unique energy recovery system.
Ryusuke Fukuda, Haruhiko Kurino
doaj   +1 more source

Development of a shear type controllable damper with magnetorheological grease

open access: yesMechanical Engineering Journal, 2015
This paper describes a controllable damper with high reliability and wide dynamic range using magnetorheological (MR) grease and semi-active vibration control using the damper.
Toshihiko SHIRAISHI, Takashi SUGIYAMA
doaj   +1 more source

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