Identyfikatory
Warianty tytułu
Analiza drgań nieliniowych przed i po wyboczeniu laminowanych belek kompozytowych
Języki publikacji
Abstrakty
In this study, we attempt to analyse free nonlinear vibrations of buckling in laminated composite beams. Two new methods are applied to obtain the analytical solution of the nonlinear governing equation of the problem. The effects of different parameters on the ratio of nonlinear to linear natural frequencies of the beams are studied. These methods give us an agreement with numerical results for the whole range of the oscillation amplitude.
Niniejsze opracowanie podejmuje temat analizy swobodnych drgań nieliniowych wyboczenia laminowanych belek kompozytowych. Zastosowano dwie nowe metody w celu uzyskania rozwiązania w postaci kluczowego równania nieliniowego, opisującego ten problem. Przestudiowano wpływ różnych parametrów na stosunek częstotliwości drgań nieliniowych do drgań liniowych w odniesieniu do badanych belek. Metody te umożliwiły nam weryfikację otrzymanych wyników dla całego zakresu amplitudy oscylacji.
Czasopismo
Rocznik
Tom
Strony
161--178
Opis fizyczny
Bibliogr. 32 poz., il.
Twórcy
autor
- Faculty of Civil Engineering, Babol University of Technology, Babol, Iran
autor
- Department of Civil Engineering, Aryan Institute of Science and Technology, Babol, Iran
Bibliografia
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- 19. J. H. He, Max–min approach to nonlinear oscillators. Int. J. Non. Sci. Num. 9(2) (2008a) 207–210.
- 20. J. H. He, An improved amplitude–frequency formulation for nonlinear oscillators. Int. J. Non. Sci. Num. 9(2) (2008b) 211–212.
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- 27. J. H. He, G. C. Wu, F. Austin, The variational iteration method which should be followed. Nonlinear. Sci. Lett. A. 1(1) (2010b), 1–30.
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Typ dokumentu
Bibliografia
Identyfikator YADDA
bwmeta1.element.baztech-ba6e9ae5-6c20-4b1b-926a-4cd7dece8a0d