Chuanbo Ren Jilei Zhou. Bifurcation research for piecewise linear system involved in discontinuous damping force[J]. Chinese Journal of Theoretical and Applied Mechanics, 2011, 43(6): 1191-1195. DOI: 10.6052/0459-1879-2011-6-lxxb2011-091
Citation:
Chuanbo Ren Jilei Zhou. Bifurcation research for piecewise linear system involved in discontinuous damping force[J]. Chinese Journal of Theoretical and Applied Mechanics, 2011, 43(6): 1191-1195. DOI: 10.6052/0459-1879-2011-6-lxxb2011-091
Chuanbo Ren Jilei Zhou. Bifurcation research for piecewise linear system involved in discontinuous damping force[J]. Chinese Journal of Theoretical and Applied Mechanics, 2011, 43(6): 1191-1195. DOI: 10.6052/0459-1879-2011-6-lxxb2011-091
Citation:
Chuanbo Ren Jilei Zhou. Bifurcation research for piecewise linear system involved in discontinuous damping force[J]. Chinese Journal of Theoretical and Applied Mechanics, 2011, 43(6): 1191-1195. DOI: 10.6052/0459-1879-2011-6-lxxb2011-091
School of Traffic and Vehicle Engineering, Shandong University of Technology, Zibo 255049, China
2.
State Key Laboratory of Structureal Analysis for Industrial Equipment, Department of Engineering Mechanics, Dalian University of Technology, Dalian 116024, China
Based on some truck suspension model consisting of primary and subsidiary spring, a two-degree-of-freedom system with piecewise-Based on truck suspension model consisting of primary andsubsidiary springs, a two-degree-of-freedom system with piecewise-linearityinvolved in discontinuous damping force is established The stroboscopicPoincaré map is established, and the saltation matrix is deduced byzero-time discontinuity mapping method at the interface. The resultindicates that the saltation matrix is independent on spring rate, but isnot independent on damping force. The Neimark-Sacker bifurcation point isinvestigated by the numerical calculation. The research on bifurcation andchaos can contribute to optimizing design in impacting systems.