Results 21 to 30 of about 5,673,730 (326)

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

Non-converging hysteretic cycles in random spin networks [PDF]

open access: yes, 2007
Behavior of hysteretic trajectories for cyclical input is investigated as a function of the internal structure of a system modeled by the classical random network of binary spins.
G. Friedman   +6 more
core   +1 more source

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

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

XFEM-Based Multiscale Simulation on Monotonic and Hysteretic Behavior of Reinforced-Concrete Columns

open access: yesApplied Sciences, 2020
The extended finite element method (XFEM) is efficient in simulating crack initiation and its evolution process for reinforced-concrete (RC) structures due to its ability to solve fracture problems.
Hongbing Chen   +4 more
semanticscholar   +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

Superfluidity and Swallowtails; Hysteretic Behavior in Bose Condensates [PDF]

open access: yes, 2002
We present a theory of hysteretic phenomena in Bose gases, using superfluidity in one dimensional rings and in optical lattices as primary examples. Through this study we are able to give a physical interpretation of swallowtail loops recently found by ...
Mueller, Erich J.
core   +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

Hybrid Micro-Modeling Approach for the Analysis of the Cyclic Behavior of RC Frames

open access: yesFrontiers in Built Environment, 2018
The present study is aimed at developing a hybrid approach to consider the effect of concrete cracking on the hysteretic response of RC frames. The mechanical behavior of the concrete is defined according to the smeared cracking approach, while discrete ...
Gianni Blasi   +3 more
doaj   +1 more source

Thickness effect of Naca foils on hydrodynamic global parameters, boundary layer states and stall establishment [PDF]

open access: yes, 2010
The present study investigates experimentally the hydrodynamic behavior of 2D NACA (15, 25, 35%) symmetric hydrofoils at Reynolds number 0.5 106 . A particular attention is paid on the hysteretic behavior at static stall angle and a detailed cartography
Billard, Jean-Yves   +3 more
core   +14 more sources

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