Seismic Response Analysis on a Chaotic System

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This paper is concerned with the dynamical behavior of a chaotic system which is a model for seismic response of structures. The local bifurcation of the non-hyperbolic equilibrium point of the chaotic system is investigated by using center manifold method. The transcritical bifurcation is analyzed in detail. Based on numerical simulations, spectrums of maximal Lyapunov exponent and the bifurcation diagrams are presented for the dynamic analysis. The method proposed can be used as a reference of nonlinear seismic response analysis.

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Advanced Materials Research (Volumes 639-640)

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911-916

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January 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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