Results 21 to 30 of about 9,794 (289)

Influence of Profile Geometry on Frictional Energy Dissipation in a Dry, Compliant Steel-on-Steel Fretting Contact: Macroscopic Modeling and Experiment

open access: yesMachines, 2023
Dry, frictional steel-on-steel contacts under small-scale oscillations are considered experimentally and theoretically. As indenting bodies, spheres, and truncated spheres are used to retrace the transition from smooth to sharp contact profile geometries.
Emanuel Willert
doaj   +1 more source

An analysis of the modified Dahl and Masing models: application to a belt tensioner [PDF]

open access: yes, 2007
The objective of this paper is to describe the modified Dahl and Masing models used for predicting hysteretic behavior, and tested on a belt tensioner for automotive engines. An experimental study with deflection imposed on the tensioner is first carried
Dufour, Regis   +3 more
core   +1 more source

Hysteretic Characteristics of Wood-Frame Structures Under Seismic Motions [PDF]

open access: yes, 2009
In order to develop seismic codes that can effectively mitigate damage to wood-frame construction under seismic activity, the dynamic characteristics of wood-frame buildings must be well understood.
Sutoyo, Daniel
core   +1 more source

Elliptical Leaf Spring Shock and Vibration Mounts with Enhanced Damping and Energy Dissipation Capabilities Using Lead Spring

open access: yesShock and Vibration, 2015
We present an enhancement to the existing elliptical leaf spring (ELS) for improved damping and energy dissipation capabilities. The ELS consists of a high tensile stainless steel elliptical leaf spring with polymer or rubber compound.
Moussa Leblouba   +3 more
doaj   +1 more source

Comparing Hysteretic Energy and inter-story drift in steel frames with V-shaped brace under near and far fault earthquakes

open access: yesAlexandria Engineering Journal, 2018
Different researches have shown that during destructive earthquakes, most structures enter non-reactionary range. Hysteretic Energy, which is wasted after the yield within its hysteresis rings, is very influential on generating structural damage of the ...
Gholamreza Abdollahzadeh   +2 more
doaj   +1 more source

On the nature of the hysteretic behavior in GdCu compound [PDF]

open access: yesScripta Metallurgica, 1980
Magnetic susceptibility measurements performed by de Wijn et al. were interpreted as to indicate the occurrence of a phase transformation from CsCl to the FeB structure in GdCu compounds at 77 K. The CaCl structure was found to reappear after a high temperature heat treatment. However, Ross et al.
Gefen, Y., Rosen, M.
openaire   +2 more sources

Variability Analysis of the Hysteretic Behavior of Fiber-Reinforced Polymer (FRP)-Confined Concrete Columns Based on a Secondary Development Model

open access: yesBuildings, 2023
A reasonable material hysteretic constitutive model has a significant influence on the seismic simulation results of structures. To better describe the hysteresis seismic performance of fiber-reinforced polymer (FRP)-constrained concrete, a new modified ...
Yuanfeng Wang   +4 more
doaj   +1 more source

New expressions to estimate damping in direct displacement baseddesign for special concentrically-braced frames [PDF]

open access: yesNumerical Methods in Civil Engineering, 2015
Different expressions have been developed to determine damping of structures based on various hysteretic models and ductility levels. Since Slenderness ratio is an important parameter on the hysteretic behavior of special concentrically- braced frames ...
Mahmood Yahyai, Bahram Rezayibana
doaj   +1 more source

Optimization of the Curved Metal Damper to Improve Structural Energy Dissipation Capacity

open access: yesBuildings, 2022
Structural curved metal dampers are implemented in various applications to mitigate the damages at a specific area efficiently. A stable and saturated hysteretic behavior for the in-plane direction is dependent on the shape of a curved-shaped damper ...
Young-Chan Kim   +5 more
doaj   +1 more source

Methods for estimating hysteretic behavior and vibration responses of a timing belt tensioner

open access: yesAdvances in Mechanical Engineering, 2019
An automatic tensioner that consists of a torsional spring and friction damping elements is widely used in belt drive system. The relation of the applied torque versus the imposed angle of tensioner during loading and unloading processes is described as ...
Shangbin Long   +3 more
doaj   +1 more source

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