The weighted equivalentlinearization technique is an effective approximation for nonlinear random vibration analysis.
加权等价线性化方法是研究非线性随机振动的一种有效近似方法。
2
By combining equivalentlinearization method with harmonic balancing technique, the approximate analytic response was obtained.
将等效线性化法与谐波平衡法相结合,求出了系统的近似解析响应。
3
Then, an equivalentlinearization method is applied to get its linearized stiffness matrix. The estimating method for the equivalent fundamental frequency of the membrane is deduced.