Results 1 to 10 of about 8,604 (268)

Stochastic seismic response of building with shape memory alloy damper [PDF]

open access: yesE3S Web of Conferences, 2022
The present study focuses on the estimation of response of building structure supplemented with the superelastic shape memory alloy (SMA) damper under the stochastic seismic excitation.
Kashyap Shubham   +2 more
doaj   +1 more source

Influence of Internal Rubber Damper on Cable External Viscous Damper Effectiveness

open access: yesEng, 2022
In practice, the internal rubber dampers are widely installed inside the cable guide pipe between the external viscous damper and the cable anchorage. In order to study the effect of the internal damper on the performance of the external viscous damper ...
Changzhao Li   +5 more
doaj   +1 more source

Study on vibration reduction [JP2]characteristics of the B-B type turbine blade [JP]under-platform damper system considering the normal load allocation

open access: yesJournal of Hebei University of Science and Technology, 2022
In order to improve the design level of the under-platform damper of aero-engine turbine blades,a B-B type under-platform damper structure based on stiffness design was proposed by comparing with structures of the B-G (blade to ground) type damper and ...
Shangwen HE   +4 more
doaj   +1 more source

Damping force characteristics of a separated dual-chamber single-rod type damper utilizing an elastomer particle assemblage (Investigation and consideration of damping force angle dependency)

open access: yesNihon Kikai Gakkai ronbunshu, 2021
In this paper, we report the effect of the installation angle of a separated dual chamber single rod type damper using elastomer particles on the damping force characteristics.
Atsushi TOYOUCHI   +3 more
doaj   +1 more source

Damping force switching type electromagnetic damper using relay and capacitor

open access: yesNihon Kikai Gakkai ronbunshu, 2022
In general, semiactive dampers have high performance of vibration control compared to passive dampers, but in order to adjust an optimized damping force for the damper, several condition of vibration systems, such kind of force, acceleration and ...
Taichi MATSUOKA, Taichi NAKAZAWA
doaj   +1 more source

An Innovative Steel Damper with a Flexural and Shear–Flexural Mechanism to Enhance the CBF System Behavior: An Experimental and Numerical Study

open access: yesApplied Sciences, 2021
An innovative passive energy damper is introduced and studied experimentally and numerically. This damper is designed as the main plate for energy absorption which is surrounded by an octagon cover.
Ali Ghamari   +4 more
doaj   +1 more source

Seismic Performance Evaluation of Building-Damper System under Near-Fault Earthquake

open access: yesShock and Vibration, 2020
The building-damper system designed by a seismic code is usually considered to be able to withstand the attack of strong earthquakes. However, near-fault earthquakes, especially those with the forward-directivity effect, might cause early and unexpected ...
Xiaoli Wu   +5 more
doaj   +1 more source

Damping mechanisms of vibration reduction system with granular materials for vibration system with high natural frequency (Study for high damping)

open access: yesNihon Kikai Gakkai ronbunshu, 2023
We investigated the damping mechanism of granular material dampers when using a structure with a relatively high natural frequency and small vibration displacement as the target of vibration damping.
Tomoko KOGA, Taichi SATO
doaj   +1 more source

A quantum damper

open access: yesPhysica A: Statistical Mechanics and its Applications, 2019
As an application of the classically decayable correlation in a quantum chaos system maintained over an extremely long time-scale (Matsui et al, Europhys.Lett. 113(2016),40008), we propose a minimal model of quantum damper composed of a quantum harmonic oscillator (HO) weakly interacting with a bounded quantum chaos system.
Matsui, Fumihiro   +2 more
openaire   +3 more sources

Distribution of Force Applied to a Lateral Damper during EMU Operation [PDF]

open access: yes한국정밀공학회지
To develop a technology to diagnose the fault of dampers applied to railway vehicles and to set criteria, test runs were performed to measure damping force and displacement acting on a lateral damper during vehicle operation.
Hyun Moo Hur   +2 more
doaj   +1 more source

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