结构动力分析的二阶矩阵扰动振型叠加法  

The Mode Superposition Method with the Second Order Matrix Perturbation Technique for Structural Dynamic Analysis

作　　者：杨佑发[1] 郑硕才[1] 邹银生[2] 

机构地区：[1]重庆大学建筑工程学院,重庆400044 [2]湖南大学结构研究所,长沙410082

出　　处：《重庆大学学报（自然科学版）》1999年第5期91-94,共4页Journal of Chongqing University

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.

关 键 词：二阶矩阵 扰动 振型叠加法 结构动力学 

分 类 号：TU311.3[建筑科学—结构工程]