Results 21 to 30 of about 17,534 (317)

On the Modeling of Hysteretic Oscillations of Mechanical Systems [PDF]

open access: yesУчёные записки Казанского университета: Серия Физико-математические науки, 2015
The paper considers nonstationary vibrations of mechanical systems with hysteretic dampers. To describe the hysteresis, a phenomenological approach is suggested, which is demonstrated on the problem of forced vibrations produced by the antigalloping ...
A.N. Danilin
doaj  

Seismic structural and non-structural performance evaluation of highly damped self-centering and conventional systems [PDF]

open access: yes, 2011
This paper evaluates the seismic structural and non-structural performance of self-centering and conventional structural systems combined with supplemental viscous dampers.
Karavasilis, Theodore L.   +5 more
core   +1 more source

Influence of yaw dampers on vertical vibration of railway car body induced by wheels rotation and its countermeasures

open access: yesNihon Kikai Gakkai ronbunshu, 2023
Vertical vibrations in railway vehicles are not only induced by track irregularity but also affected by the rotation of wheelsets with small mass imbalance.
Ken-ichiro AIDA   +5 more
doaj   +1 more source

Metallic Slit-Plate Dampers: Damage Evaluation with Metal Magnetic Memory Technique and Application to Structures with Rocking Columns

open access: yesMetals, 2019
Inelastic deformation of metallic materials is one of the most effective mechanisms for the dissipation of energy input to a structure by an earthquake. Metallic dampers are special devices that resort to this source of energy dissipation, proving to be ...
Chihab Abarkane   +5 more
doaj   +1 more source

Investigating the Effect of Viscous Yield Dampers on Concrete Structure Performance

open access: yesShock and Vibration, 2021
Viscous dampers are one of the most effective devices in the energy consumption of the buildings. The passive hybrid system progressive applications cause each of the dampers to compensate for the weakness of the other system, thus increasing the ...
Nima Marzban   +1 more
doaj   +1 more source

Investigating Cyclic and Pushover Performance of Different Metallic Yielding Dampers [PDF]

open access: yesJournal of Rehabilitation in Civil Engineering, 2023
One of the most widely used and applicable solutions for limiting the damages of earthquakes to steel structures is using Metallic Yielding Dampers as a type of passive devices to dissipate the received energy.
Ali Mohammad Rousta   +2 more
doaj   +1 more source

Research on Vibration Reduction Control Based on Reinforcement Learning

open access: yesAdvances in Civil Engineering, 2021
Magnetorheological (MR) dampers, as an intelligent vibration damping device, can quickly change the damping size of the material in milliseconds. The traditional semiactive control strategy cannot give full play to the ability of the MR dampers to ...
Rongyao Yuan   +5 more
doaj   +1 more source

State-of-the-Art Review of Structural Vibration Control: Overview and Research Gaps

open access: yesApplied Sciences
This paper comprehensively reviews structural vibration control systems for earthquake mitigation in civil engineering structures. Structural vibration control is vital for enhancing the resilience and safety of infrastructure subjected to seismic ...
Neethu B. Dharmajan, Mohammad AlHamaydeh
doaj   +1 more source

Potential use of program Dynamic Designer in spring modelling

open access: yesResearch in Agricultural Engineering, 2004
Program Dynamic Designer serves for kinematic and dynamical analysis of rigid body system. Models of springs and relations between force and spring deformation can be chosen and inserted into the system.
V. Šleger
doaj   +1 more source

Seismic Design and Performances of Frame Structures Connected to a Strongback System and Equipped with Different Configurations of Supplemental Viscous Dampers

open access: yesFrontiers in Built Environment, 2021
The paper investigates the dynamic behavior of structural systems obtained by connecting a moment-resisting frame structure with a vertical rigid truss pinned at the base, known in literature as “strongback,” and equipped with added fluid-viscous dampers.
Michele Palermo   +4 more
doaj   +1 more source

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