近年来，结构拓扑优化设计已经成为结构优化领域的一个热点问题 关键词：非经典阻尼，拓扑修改，奇异值分解 [gap=10834]Key words ： non-classical damping; topological modification; singular value
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The research progress on damping model in structural dynamic analysis is discussed in detail, on the basis of which the characteristics of dynamic responses of non-classical damping structural system are studied.
讨论了结构动力分析中阻尼计算模型的研究进展,在此基础上研究了非比例阻尼结构体系的动力响应特点。
参考来源 - 带钢塔楼高层建筑的抗震设计方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The effect of non-classical damping of isolated bridges and applicability of approximate decoupling method.
非经典阻尼对减隔震连续梁桥地震响应的影响与强迫解耦适用范围研究。
Engineering practice should consider the effect of non-classical damping, but this hampers the application of simple method, such as response spectrum analysis.
在工程实际中，需要考虑非经典阻尼对减隔震结构的影响，因此产生反应谱方法不能直接用于计算减隔震结构地震响应的问题。
The vertical human body models with different postures are selected according to ISO5982, and the dynamic coupling equations with non-classical damping for structure and human are established.
根据国际标准ISO 5982规定的不同姿势下的竖向人体动力模型，建立了具有非经典阻尼的人与结构耦合运动方程。
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