Results 41 to 50 of about 9,932,157 (152)

Investigation of Mechanical and Damping Performances of Cylindrical Viscoelastic Dampers in Wide Frequency Range

open access: yesActuators, 2021
This paper aims to develop viscoelastic dampers, which can effectively suppress vibration in a wide frequency range. First, several viscoelastic materials for damping performance were selected, and different batches of cylindrical viscoelastic dampers ...
Teng Ge   +4 more
doaj   +1 more source

A self-mixing laser sensor design with an extended kalman filter for optimal online structure analysis and damping evaluation [PDF]

open access: yes, 2007
We have developed a new algorithm based on the extended Kalman filter, in order to improve the resolution of an optical displacement sensor. This new non contact sensor which provides vibration measurement with a very good accuracy might be used for ...
Bès, Caroline   +4 more
core   +1 more source

Energy-based motion control of marine vehicles using interconnection and damping assignment passivity-based control : a survey

open access: yes, 2014
This paper reviews some recent results in motion control of marine vehicles using a technique called Interconnection and Damping Assignment Passivity-based Control (IDA-PBC).
Perez, Tristan   +3 more
core   +1 more source

Effects of Damping and Reynolds Number on Vortex-Induced Vibrations [PDF]

open access: yes, 2007
Vortex-induced vibrations have been studied experimentally with emphasis on damping and Reynolds number effects. Our system was an elastically-mounted rigid circular cylinder, free to oscillate only transverse to the flow direction, with very low ...
Klamo, Joseph Thomas
core   +1 more source

Damping torque analysis for DC bus implemented damping control [PDF]

open access: yes, 2010
Damping torque analysis is a well-developed technique for understanding and studying power system oscillations. This paper presents the applications of damping torque analysis for DC bus implemented damping control in power transmission networks in two ...
Dunn, R., Du, W., Ju, P., Wang, Haifeng
core   +2 more sources

Continuous Damping Control for Semi-Active Suspension [PDF]

open access: yes, 2014
[[abstract]]This paper describes the development of a continuous damping control law for the 2-DOF model of the vehicle with a semi-active suspension. The suspension system consists of a continuously variable damper that can vary the suspension stiffness
Lin, Chih-Jer; Wu, Jian-Da; Tai, Chia-Wei; Kuo, Kun-Yin
core  

The experimental response of a broadband base-excited vibration isolator incorporating cubic damping

open access: yes, 2013
Structural damping is often assumed to be viscous and linear which leads to comparatively straightforward vibration analysis. In the case of vibration isolation mounts this assumption of linearity is particularly questionable and one might want to know ...
Ferguson, N.S.   +2 more
core   +1 more source

PASSIVE DAMPING OF SPACECRAFT SANDWICH PANELS [PDF]

open access: yes, 2007
For reusable and expendable launch vehicles as well as for other spacecraft structural vibration loads are safety critical design drivers impacting mass and lifetime. Here, the improvement of reliability and safety, the reduction of mass, the extension
Romberg, Oliver   +6 more
core  

Hydrodynamic Performance Analysis of an MR Damper in Valve Mode Characterized by the Mason Number

open access: yesMathematics
This work analyzes the hydrodynamic behavior of a magnetorheological valve, considering the microscopic fluid characteristics to generate a damper force.
Juan P. Escandón   +4 more
doaj   +1 more source

Control Efficacy of Serenade Formulation against Rhizoctonia and Pythium Damping-off Diseases

open access: yesResearch in Plant Disease, 2014
Damping-off, caused by Rhizoctonia solani and Pythium ultimum, is a very important plant disease and affects seeds and seedlings of many plant species worldwide.
Eun Ju Jo   +5 more
doaj   +1 more source

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