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本文通过双折线泛函本构关系Foueier级数展开技巧及一次谐波平衡法与非线性方程组最优化解法相结合 ,提出了两自由度激振质量含有立方非线性粘性阻尼双线性滞迟振动系统简谐激励下稳态周期响应的迭代计算方法 ,数值分析结果表明该方法具有很高的计算精度 ,具有一定的工程应用价值
In this paper, by combining the Foueier series expansion technique and the first harmonic balance method with the optimal solution of the nonlinear equations in the functional structure of the bifurcated functional, two-dimensional nonlinear viscous damping bilinear delay The iterative calculation method of steady-state periodic response under the harmonic excitation of vibration system shows that the method has high calculation accuracy and has certain engineering application value