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Optimal Placement of Dampers on Multistorey Frames Using Dynamic Analysis
Strength of Materials ( IF 0.7 ) Pub Date : 2020-08-19 , DOI: 10.1007/s11223-020-00199-2
O. S. Hussien , M. I. Elamy

The use of a damping system is one of the seismic protection systems that improve the seismic response of structures. The proposed methodology estimates the location (which bay and which floor) where the dampers must be placed to dissipate the maximum energy. The goal is the cost reduction comparing the optimal place to a uniform damper placement (one damper per floor). The historical analysis of two earthquakes, El Centro and Altadena, was performed to investigate the optimum locations of dampers. Numerical simulations are performed to verify the feasibility and effectiveness of the optimization method. Finally, several significant conclusions are given based on numerical results. The numerical cases based on the use of SolidWorks2016 and SAP2000 programs are modified by introducing unified mechanical properties. This made it possible to reflect the Eigen-nature of frame structures.

中文翻译:

阻尼器在多层框架上的优化布置

阻尼系统的使用是改善结构的地震响应的地震保护系统之一。拟议的方法估计了必须放置阻尼器以耗散最大能量的位置(哪个托架和哪个楼层)。目标是降低成本,将最佳位置与均匀的阻尼器位置(每层一个阻尼器)进行比较。进行了两次地震El Centro和Altadena的历史分析,以研究阻尼器的最佳位置。通过数值模拟验证了该优化方法的可行性和有效性。最后,基于数值结果给出了几个重要的结论。通过引入统一的机械性能来修改基于SolidWorks2016和SAP2000程序使用的数值情况。
更新日期:2020-08-19
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