结构动力分析的二阶矩阵扰动振型叠加法
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摘要
提出了一种求解的非线性地震反应的二阶矩阵扰动振型叠加方法,通过与Wilsonθ法的比较,验证了它的高效性与可行性。
The mode superposition method with the second order matrix perturbation technique for calculating nonlinear seismic response of structure is presented.The comparison between the proposed method and wilson θ method is made by numerical examples,the high effectiveness and feasibility of the proposed method are verified.
引文
1]  王金鲁- 桥梁弹塑性地震反应分析———附加塑性荷载振型叠加法[J] .土木工程学报,1988 ,(4) :47 ~52.
    [2]  TANRIKULU A K.The Nonlinear Response of Unreinforced Masonry Buildings to Earthquake Excitations[J] .Earthquake Eng .Struct.Dyn ,1992,21:965 ~985 .
    [3]  NICKELLRE.Nonlinear Dynamics by Mode Superposition[J] .Computer Methodsin Applied Mechanicsand Engineering,1986 ,7 :118 ~126.
    [4]  杨佑发- 底部两层框剪砌体房屋抗震及隔震性能研究[D] .[ 博士学位论文]- 长沙:湖南大学土木工程系,1998 .

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