Vibrations of the Euler–Bernoulli Beam Under a Moving Force based on Various Versions of Gradient Nonlocal Elasticity Theory: Application in Nanomechanics

Two models of vibrations of the Euler–Bernoulli beam under a moving force, based on two different versions of the nonlocal gradient theory of elasticity, namely, the Eringen model, in which the strain is a function of stress gradient, and the nonlocal model, in which the stress is a function of stra...

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Main Authors: Paweł Śniady, Misiurek Katarzyna, Szyłko-Bigus Olga, Rafał Idzikowski
Format: Article
Language:English
Published: Sciendo 2020-06-01
Series:Studia Geotechnica et Mechanica
Subjects:
Online Access:https://doi.org/10.2478/sgem-2019-0049
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author Paweł Śniady
Misiurek Katarzyna
Szyłko-Bigus Olga
Rafał Idzikowski
author_facet Paweł Śniady
Misiurek Katarzyna
Szyłko-Bigus Olga
Rafał Idzikowski
author_sort Paweł Śniady
collection DOAJ
description Two models of vibrations of the Euler–Bernoulli beam under a moving force, based on two different versions of the nonlocal gradient theory of elasticity, namely, the Eringen model, in which the strain is a function of stress gradient, and the nonlocal model, in which the stress is a function of strains gradient, were studied and compared. A dynamic response of a finite, simply supported beam under a moving force was evaluated. The force is moving along the beam with a constant velocity. Particular solutions in the form of an infinite series and some solutions in a closed form as well as the numerical results were presented.
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spelling doaj.art-e09263abb4e8482d9023f22d84e0f4c72022-12-21T22:07:00ZengSciendoStudia Geotechnica et Mechanica2083-831X2020-06-0142430631810.2478/sgem-2019-0049sgem-2019-0049Vibrations of the Euler–Bernoulli Beam Under a Moving Force based on Various Versions of Gradient Nonlocal Elasticity Theory: Application in NanomechanicsPaweł Śniady0Misiurek Katarzyna1Szyłko-Bigus Olga2Rafał Idzikowski3Faculty of Environmental Engineering and Geodesy, Wroclaw University of Environmental and Life Science, ul. Grunwaldzka 55, 50-357Wroclaw, PolandFaculty of Civil Engineering, Wroclaw University of Science and Technologypl. Grunwaldzki 11, 50-377Wroclaw, PolandFaculty of Civil Engineering, Wroclaw University of Science and Technologypl. Grunwaldzki 11, 50-377Wroclaw, PolandFaculty of Environmental Engineering and Geodesy, Wroclaw University of Environmental and Life Science, ul. Grunwaldzka 55, 50-357Wroclaw, PolandTwo models of vibrations of the Euler–Bernoulli beam under a moving force, based on two different versions of the nonlocal gradient theory of elasticity, namely, the Eringen model, in which the strain is a function of stress gradient, and the nonlocal model, in which the stress is a function of strains gradient, were studied and compared. A dynamic response of a finite, simply supported beam under a moving force was evaluated. The force is moving along the beam with a constant velocity. Particular solutions in the form of an infinite series and some solutions in a closed form as well as the numerical results were presented.https://doi.org/10.2478/sgem-2019-0049vibrationbeammoving forcenonlocal elasticity
spellingShingle Paweł Śniady
Misiurek Katarzyna
Szyłko-Bigus Olga
Rafał Idzikowski
Vibrations of the Euler–Bernoulli Beam Under a Moving Force based on Various Versions of Gradient Nonlocal Elasticity Theory: Application in Nanomechanics
Studia Geotechnica et Mechanica
vibration
beam
moving force
nonlocal elasticity
title Vibrations of the Euler–Bernoulli Beam Under a Moving Force based on Various Versions of Gradient Nonlocal Elasticity Theory: Application in Nanomechanics
title_full Vibrations of the Euler–Bernoulli Beam Under a Moving Force based on Various Versions of Gradient Nonlocal Elasticity Theory: Application in Nanomechanics
title_fullStr Vibrations of the Euler–Bernoulli Beam Under a Moving Force based on Various Versions of Gradient Nonlocal Elasticity Theory: Application in Nanomechanics
title_full_unstemmed Vibrations of the Euler–Bernoulli Beam Under a Moving Force based on Various Versions of Gradient Nonlocal Elasticity Theory: Application in Nanomechanics
title_short Vibrations of the Euler–Bernoulli Beam Under a Moving Force based on Various Versions of Gradient Nonlocal Elasticity Theory: Application in Nanomechanics
title_sort vibrations of the euler bernoulli beam under a moving force based on various versions of gradient nonlocal elasticity theory application in nanomechanics
topic vibration
beam
moving force
nonlocal elasticity
url https://doi.org/10.2478/sgem-2019-0049
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AT szyłkobigusolga vibrationsoftheeulerbernoullibeamunderamovingforcebasedonvariousversionsofgradientnonlocalelasticitytheoryapplicationinnanomechanics
AT rafałidzikowski vibrationsoftheeulerbernoullibeamunderamovingforcebasedonvariousversionsofgradientnonlocalelasticitytheoryapplicationinnanomechanics