Nonlinear Response of Strong Nonlinear System Arisen in Polymer Cushion
Author(s) -
Jun Wang,
Lixin Lu,
Jiang Huanxin,
Yong Zhu
Publication year - 2013
Publication title -
abstract and applied analysis
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.228
H-Index - 56
eISSN - 1687-0409
pISSN - 1085-3375
DOI - 10.1155/2013/891914
Subject(s) - cushioning , cushion , nonlinear system , mathematics , vibration , control theory (sociology) , mathematical analysis , computer science , materials science , physics , structural engineering , engineering , composite material , acoustics , control (management) , quantum mechanics , artificial intelligence
A dynamic model is proposed for a polymer foam-based nonlinear cushioning system. An accurate analytical solution for the nonlinear free vibration of the system is derived by applying He's variational iteration method, and conditions for resonance are obtained, which should be avoided in the cushioning design
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