Vibration of a circular beam with variable cross sections using differential transformation method

In this paper, an application of differential transformation method (DTM) is applied on free vibration analysis of Euler-Bernoulli beam. This beam has variable circular cross sections. Natural frequencies and corresponding mode shapes are obtained for three cases of cross section and boundary condit...

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Main Authors: S.M. Abdelghany, K.M. Ewis, A.A. Mahmoud, Mohamed M. Nassar
Format: Article
Language:English
Published: SpringerOpen 2015-09-01
Series:Beni-Suef University Journal of Basic and Applied Sciences
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S231485351500027X
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author S.M. Abdelghany
K.M. Ewis
A.A. Mahmoud
Mohamed M. Nassar
author_facet S.M. Abdelghany
K.M. Ewis
A.A. Mahmoud
Mohamed M. Nassar
author_sort S.M. Abdelghany
collection DOAJ
description In this paper, an application of differential transformation method (DTM) is applied on free vibration analysis of Euler-Bernoulli beam. This beam has variable circular cross sections. Natural frequencies and corresponding mode shapes are obtained for three cases of cross section and boundary conditions. MATLAB program is used to solve the differential equation of the beam using DTM. Comparison of the obtained results with the previous solutions proves the accuracy and versatility of the presented problem.
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spelling doaj.art-bdfb27803d6049969db35ece187f58f12022-12-22T00:02:26ZengSpringerOpenBeni-Suef University Journal of Basic and Applied Sciences2314-85352015-09-014318519110.1016/j.bjbas.2015.05.006Vibration of a circular beam with variable cross sections using differential transformation methodS.M. Abdelghany0K.M. Ewis1A.A. Mahmoud2Mohamed M. Nassar3Engineering Mathematics and Physics Department, Faculty of Engineering, Fayoum University, Fayoum, EgyptEngineering Mathematics and Physics Department, Faculty of Engineering, Fayoum University, Fayoum, EgyptEngineering Mathematics and Physics Department, Faculty of Engineering, Cairo University, Giza, EgyptEngineering Mathematics and Physics Department, Faculty of Engineering, Cairo University, Giza, EgyptIn this paper, an application of differential transformation method (DTM) is applied on free vibration analysis of Euler-Bernoulli beam. This beam has variable circular cross sections. Natural frequencies and corresponding mode shapes are obtained for three cases of cross section and boundary conditions. MATLAB program is used to solve the differential equation of the beam using DTM. Comparison of the obtained results with the previous solutions proves the accuracy and versatility of the presented problem.http://www.sciencedirect.com/science/article/pii/S231485351500027XDifferential transformation methodCircular beamVariable cross sectionVibration
spellingShingle S.M. Abdelghany
K.M. Ewis
A.A. Mahmoud
Mohamed M. Nassar
Vibration of a circular beam with variable cross sections using differential transformation method
Beni-Suef University Journal of Basic and Applied Sciences
Differential transformation method
Circular beam
Variable cross section
Vibration
title Vibration of a circular beam with variable cross sections using differential transformation method
title_full Vibration of a circular beam with variable cross sections using differential transformation method
title_fullStr Vibration of a circular beam with variable cross sections using differential transformation method
title_full_unstemmed Vibration of a circular beam with variable cross sections using differential transformation method
title_short Vibration of a circular beam with variable cross sections using differential transformation method
title_sort vibration of a circular beam with variable cross sections using differential transformation method
topic Differential transformation method
Circular beam
Variable cross section
Vibration
url http://www.sciencedirect.com/science/article/pii/S231485351500027X
work_keys_str_mv AT smabdelghany vibrationofacircularbeamwithvariablecrosssectionsusingdifferentialtransformationmethod
AT kmewis vibrationofacircularbeamwithvariablecrosssectionsusingdifferentialtransformationmethod
AT aamahmoud vibrationofacircularbeamwithvariablecrosssectionsusingdifferentialtransformationmethod
AT mohamedmnassar vibrationofacircularbeamwithvariablecrosssectionsusingdifferentialtransformationmethod