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汽车稳态转向失稳的最近分岔点实时追踪

, PP. 20-25

Keywords: 汽车,转向稳定性,鞍结分岔,最近分岔,非线性动力学

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Abstract:

为探索汽车稳态转向失稳的非线性动力学行为,采用二次多项式轮胎模型建立了包含侧倾运动和平面运动的四维非线性侧向动力学系统。极限工况下汽车的稳态转向失稳与鞍结分岔有密切的联系,提出了基于最近鞍结分岔点实时追踪的汽车稳态转向稳定性分析方法,即采用迭代法在u—δf参数空间中实时搜索与当前工作点距离最近的分岔点,并以此最短距离作为汽车稳态转向的稳定裕度。均匀路面工况和对开路面工况下的实例计算表明,该方法经过很少的迭代次数即可找到最近的分岔点,计算速度快,满足实时性要求,可以对汽车的稳态转向稳定性实时做出预测。

References

[1]  Dobson I, Lu L M. New method for computing a closest saddle node bifurcation and worst case load power margin for voltage collapse[J]. IEEE Transactions on Power Systems, 1993, 8(3): 905-913.
[2]  Dobson I. Computing a closest bifurcation instability in multidimensional parameter space[J]. Journal of Nonlinear Science, 1993, 3(3): 307-327.
[3]  Mazzoleni A P, Dobson I. Closest bifurcation analysis and robust stability design of flexible satellites [J]. Journal of Guidance, Control and Dynamics, 1995, 18(2): 333-339.
[4]  Dobson I. Observations on the geometry of saddle node bifurcation and voltage collapse in electrical power systems[J]. IEEE Transactions on Circuits and Systems Ⅰ: Fundamental Theory and Applications, 1992, 39(3): 240-243.
[5]  Guckenhimer J, Holmes P. Nonlinear oscillations, dynamical systems and bifurcations of vector fields [M]. SpringerVerlag, 1983.
[6]  Liaw D C, Chiang H H, Lee T T. Elucidating vehicle lateral dynamics using a bifurcation analysis[J]. IEEE Transactions on Intelligent Transportation Systems, 2007, 8(2): 195-207.
[7]  Ono E, Hosoe S, Tuan H D, et al. Bifurcation in vehicle dynamics and robust front wheel steering control[J]. IEEE Transactions on Control System Technology, 1998, 6(3): 412-420.
[8]  Liaw D C, Chung W C. Control design for vehicle\\'s lateral dynamics [C]//IEEE International Conference on Systems, Man and Cybernetics, 2006.
[9]  Gillespie T D. Fundamentals of vehicle dynamics[M]. SAE International, 1992.
[10]  赵伟.魏朗.周志立.张(韦华) 基于主动转向技术的汽车制动稳定性控制 [J].农业机械学报2008(2)

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