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Author:

Li, H. (Li, H..) | Zhang, W. (Zhang, W..) | Zhang, Y. F. (Zhang, Y. F..) | Jiang, Y. (Jiang, Y..)

Indexed by:

EI Scopus SCIE

Abstract:

In this paper, the nonlinear traveling wave vibrations are investigated for the graphene-reinforced porous aluminum-based sandwich rotating conical (GRPA-SRC) shell with the arbitrary boundary conditions. The material of the rotating conical shell is the sandwich structure composed of the graphene-reinforced porous aluminum-based (GRPA) material. Two surfaces of the rotating conical are made of the metallic aluminum and central core layer is the GRPA. There are three graphene distribution types and three porosity distributions applied to the nonlinear vibration analysis. We consider the comprehensive effect of combining the transverse harmonic excitation and in-plane load on the nonlinear traveling wave vibrations of the rotating conical shells. The first-order shear deformation theory (FSDT) and von Karman nonlinear strain-displacement relations are employed in the structural modeling. The effects of Coriolis forces and initial hoop tensions are considered to obtain the kinetic energy, potential energy and external force work. Since the vibration form of the rotating conical shell is the traveling wave vibration, the trigonometric functions are used to represent the mode in the circumferential direction. Chebyshev polynomials are used to solve the axial direction. Further utilizing energy principle, the nonlinear ordinary differential equations are obtained for the GRPA-SRC shell with two degrees of freedom. The amplitude-frequency response curves, force-amplitude response curves, bifurcation diagrams, maximum Lyapunov exponent, waveforms, phase portraits and Poincare map of the GRPA-SRC shell are calculated by using Runge-Kutta method. Adding the springs at both ends of the GRPA-SRC shell can simulate the arbitrary boundary conditions. During the solution process, the circumferential direction of the GRPA-SRC shell is represented by the trigonometric function, and direction of the generatrix is denoted by using Chebyshev polynomials. The arbitrary boundary conditions are obtained for changing the spring potential energy. This work is expected to provide the practical value for the nonlinear vibrations of the graphene-reinforced porous metal rotating shell with the arbitrary boundary conditions.

Keyword:

Graphene-reinforced porous aluminum-based Arbitrary boundary conditions Nonlinear traveling wave vibrations Rotating conical shell

Author Community:

  • [ 1 ] [Li, H.]Beijing Univ Technol, Coll Mech Engn, Beijing 100124, Peoples R China
  • [ 2 ] [Zhang, W.]Beijing Univ Technol, Coll Mech Engn, Beijing 100124, Peoples R China
  • [ 3 ] [Jiang, Y.]Beijing Univ Technol, Coll Mech Engn, Beijing 100124, Peoples R China
  • [ 4 ] [Zhang, W.]GuangXi Univ, Dept Mech, Nanning 530004, Guangxi, Peoples R China
  • [ 5 ] [Zhang, Y. F.]GuangXi Univ, State Key Lab Featured Met Mat & Life Cycle Safety, Nanning 530004, Guangxi, Peoples R China

Reprint Author's Address:

  • [Zhang, W.]GuangXi Univ, Dept Mech, Nanning 530004, Guangxi, Peoples R China;;[Zhang, Y. F.]GuangXi Univ, State Key Lab Featured Met Mat & Life Cycle Safety, Nanning 530004, Guangxi, Peoples R China

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Source :

NONLINEAR DYNAMICS

ISSN: 0924-090X

Year: 2024

Issue: 6

Volume: 112

Page: 4761-4773

5 . 6 0 0

JCR@2022

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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