The Use of Trigonometric Series for the Study of Isotropic Beam Deflection

The average deformed fiber is a continuous and smooth function of the fourth order. The deflection and rotation of beams can be determined by various methods available in the literature. Thus, in this paper, the expression of the average deformed fiber is defined in advance, then it is considered an...

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Main Author: Adrian Ioan Botean
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/11/6/1426
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author Adrian Ioan Botean
author_facet Adrian Ioan Botean
author_sort Adrian Ioan Botean
collection DOAJ
description The average deformed fiber is a continuous and smooth function of the fourth order. The deflection and rotation of beams can be determined by various methods available in the literature. Thus, in this paper, the expression of the average deformed fiber is defined in advance, then it is considered an infinite sum of sinusoidal functions that are successively evaluated using sinusoidal trigonometric series if it is considered a periodic function, or using Fourier series if it is considered a non-periodic function. The method is examined by solving several beam problems. The results indicate that the method can be used with confidence for solving any bending beam problem.
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spelling doaj.art-15e0930346554db18b56681d87b106ed2023-11-17T12:28:26ZengMDPI AGMathematics2227-73902023-03-01116142610.3390/math11061426The Use of Trigonometric Series for the Study of Isotropic Beam DeflectionAdrian Ioan Botean0Mechanical Engineering Department, Faculty of Road Vehicles, Mechatronics and Mechanics, Technical University of Cluj-Napoca, 28 Memorandumului, 400114 Cluj-Napoca, RomaniaThe average deformed fiber is a continuous and smooth function of the fourth order. The deflection and rotation of beams can be determined by various methods available in the literature. Thus, in this paper, the expression of the average deformed fiber is defined in advance, then it is considered an infinite sum of sinusoidal functions that are successively evaluated using sinusoidal trigonometric series if it is considered a periodic function, or using Fourier series if it is considered a non-periodic function. The method is examined by solving several beam problems. The results indicate that the method can be used with confidence for solving any bending beam problem.https://www.mdpi.com/2227-7390/11/6/1426beambendingstatic loadaverage deformed fiberdeformationssinusoid
spellingShingle Adrian Ioan Botean
The Use of Trigonometric Series for the Study of Isotropic Beam Deflection
Mathematics
beam
bending
static load
average deformed fiber
deformations
sinusoid
title The Use of Trigonometric Series for the Study of Isotropic Beam Deflection
title_full The Use of Trigonometric Series for the Study of Isotropic Beam Deflection
title_fullStr The Use of Trigonometric Series for the Study of Isotropic Beam Deflection
title_full_unstemmed The Use of Trigonometric Series for the Study of Isotropic Beam Deflection
title_short The Use of Trigonometric Series for the Study of Isotropic Beam Deflection
title_sort use of trigonometric series for the study of isotropic beam deflection
topic beam
bending
static load
average deformed fiber
deformations
sinusoid
url https://www.mdpi.com/2227-7390/11/6/1426
work_keys_str_mv AT adrianioanbotean theuseoftrigonometricseriesforthestudyofisotropicbeamdeflection
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