HOPF-FRIEDRICHS BIFURCATION AND HUNTING OF A RAILWAY AXLE

被引:44
作者
HUILGOL, RR
机构
[1] The Flinders University of South Australia, Bedford Park,SA,5042, Australia
关键词
Bifurcation theory - Equilibrium positions - First order nonlinear differential equations - Periodic orbits - Railway axles - Yaw motions;
D O I
10.1090/qam/478858
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
After deriving the equations of motion which govern the lateral and yaw motions of a railway axle, these are cast in the form of a system of first-order nonlinear differential equations. To this system the Hopf-Friedrichs bifurcation theory is applied to determine when a periodic orbit will bifurcate from the equilibrium position. Sufficient conditions to guarantee the stability of the orbit are investigated.
引用
收藏
页码:85 / 94
页数:10
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