Results 1 to 10 of about 10,237,924 (303)

Aging State Detection of Viscoelastic Sandwich Structure Based on ELMD and Sensitive IA Spectrum Entropy

open access: yesIEEE Access, 2019
Viscoelastic sandwich structure is playing an important role in mechanical equipment, but therein viscoelastic material inevitably suffers from aging which affects structural service performance and the whole performance of equipment.
Jinxiu Qu, Changquan Shi
doaj   +1 more source

Spring-Bead Animation of Viscoelastic Materials [PDF]

open access: yesIEEE Computer Graphics and Applications, 2005
An interactive animation method for viscoelastic materials builds on Rouse's spring-bead model. Particles are connected one-dimensionally by spring forces to represent single polymer chains. The method approximates the collision's force between particles through the particle density's gradient. This model lets the viscoelasticity be changed dynamically
Nobuhiko Tamura   +3 more
openaire   +2 more sources

Stress intensity factor for a small radial crack located on external edge of a rotating viscoelastic cylinder subjected to internal pressure and temperature distribution [PDF]

open access: yesمهندسی مکانیک شریف, 2021
In this research, stress intensity factor of a small radial crack in a rotating thick cylinder made of viscoelastic materials subjected to internal pressure and radial temperature distribution is investigated. The radial crack is assumed to be located at
R. Nikpour, H. Mahbadi
doaj   +1 more source

Linear viscoelasticity of soft glassy materials [PDF]

open access: yesSoft Matter, 2014
17 Pages and 3+3 ...
Kaushal, Manish, Joshi, Yogesh M.
openaire   +3 more sources

Significant Involvement of Double Diffusion Theories on Viscoelastic Fluid Comprising Variable Thermophysical Properties

open access: yesMicromachines, 2021
This report examines the heat and mass transfer in three-dimensional second grade non-Newtonian fluid in the presence of a variable magnetic field.
Muhammad Sohail   +6 more
doaj   +1 more source

Modal damping ratio maximization of a vehicle frame under load using multi-material topology optimization

open access: yesNihon Kikai Gakkai ronbunshu, 2021
In recent years, automobiles have improved the comfort inside the vehicle due to the improvement of noise reduction technology. However, there is a problem of road noise caused by the vibration of contact between the tire and the road surface.
Seita INOZUME, Tatsuhito AIHARA
doaj   +1 more source

Viscoelastic Effects on the Response of Electroelastic Materials [PDF]

open access: yesPolymers, 2021
Electroelastic materials, as for example, 3M VHB 4910, are attracting attention as actuators or generators in some developments and applications. This is due to their capacity of being deformed when submitted to an electric field. Some models of their actuation are available, but recently, viscoelastic models have been proposed to give an account of ...
Ricardo Diaz-Calleja   +7 more
openaire   +5 more sources

SYNTHESIS OF VISCOELASTIC MATERIAL MODELS (SCHEMES) [PDF]

open access: yesAvtomobilʹnyj Transport (Harʹkov), 2014
The principles of structural viscoelastic schemes construction for materials with linear viscoelastic properties in accordance with the given experimental data on creep tests are analyzed.
V. Bogomolov, I. Raznitsyn, S. Bogomolov
doaj  

A Class of Quasistatic Contact Problems for Viscoelastic Materials with Nonlocal Coulomb Friction and Time-Delay

open access: yesMathematical Modelling and Analysis, 2014
In this paper, a mathematical model which describes the explicit time dependent quasistatic frictional contact problems is introduced and studied. The material behavior is described with a nonlinear viscoelastic constitutive law with time-delay and the ...
Si-sheng Yao, Nan-jing Huang
doaj   +1 more source

Optimization of sound absorption performance of viscoelastic material based on Havriliak-Negami model

open access: yesHecheng xiangjiao gongye, 2021
The dynamic mechanical parameters of viscoelastic materials were optimized by the Havriliak-Negami (H-N) model and the layered medium model so as to improve the acoustic absorption performance of viscoelastic materials in low frequency.The results showed
YANG Wan-yu1; 2; YIN Yao1; BAI Guo-feng1
doaj   +1 more source

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