论文标题

在动态相似的相邻建筑物中,减震器放置的多目标优化,以改善地震响应

Multi-Objective Optimisation of Damper Placement for Improved Seismic Response in Dynamically Similar Adjacent Buildings

论文作者

Patil, Mahesh B., U., Ramakrishna, C, Mohan S.

论文摘要

通过用于振动控制的相同的粘弹性阻尼器,考虑了动态对称相邻建筑物中阻尼器放置的多目标优化。首先,详尽的搜索用于描述解决方案空间,以各种兴趣,例如最大的顶层位移,最大地板加速度,基本剪切和室间漂移。在示例的帮助下,指出这些问题的帕累托前沿包含少量解决方案。在一个特定示例中,评估了两种常用的多目标进化算法,即NSGA-II和MOPSO的有效性。

Multi-objective optimisation of damper placement in dynamically symmetric adjacent buildings is considered with identical viscoelastic dampers used for vibration control. First, exhaustive search is used to describe the solution space in terms of various quantities of interest such as maximum top floor displacement, maximum floor acceleration, base shear, and interstorey drift. With the help of examples, it is pointed out that the Pareto fronts in these problems contain a very small number of solutions. The effectiveness of two commonly used multi-objective evolutionary algorithms, viz., NSGA-II and MOPSO, is evaluated for a specific example.

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