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Flow Damping Devices in Tuned Liquid Damper for Structural Vibration Control: A Review
Archives of Computational Methods in Engineering ( IF 9.7 ) Pub Date : 2020-06-08 , DOI: 10.1007/s11831-020-09450-0
Tanmoy Konar , Aparna Dey Ghosh

The tuned liquid damper (TLD) is an attractive option of passive structural vibration control due to distinct advantages of low installation and maintenance costs and easy amenability to design modifications. However, as it has low inherent damping, flow damping devices (FDDs) such as nets, screens, baffles, poles, floating objects, etc., are incorporated in the TLD to enhance its energy dissipation capacity. FDDs induce additional damping by providing hydraulic resistance to the sloshing liquid in the TLD. Each type of FDD has its own specific advantages and disadvantages and it would be beneficial to have a state-of-the-art comparative and comprehensive review of the work that has been carried out on different types of FDDs. This is the focus of the current paper. The present review would help in the assessment of the most suitable FDD for a particular TLD application. An overview of real implementations of TLD-FDD systems in various structures worldwide is provided. Directions of research for further development of FDDs are also identified.



中文翻译:

调谐液体阻尼器中用于结构振动控制的流量阻尼装置:综述

调谐液体阻尼器(TLD)是被动结构振动控制的一种有吸引力的选择,因为它具有安装和维护成本低以及易于修改设计的明显优势。但是,由于其固有的阻尼较低,因此在TLD中集成了网,筛网,挡板,杆,漂浮物等流量阻尼装置(FDD),以增强其能量消耗能力。FDD通过为TLD中的晃动液体提供水力阻力来诱导额外的阻尼。每种类型的FDD都有其特定的优点和缺点,对不同类型的FDD所进行的工作进行最新的比较和全面回顾将是有益的。这是当前论文的重点。当前的审查将有助于评估针对特定TLD应用的最合适的FDD。提供了全球各种结构中TLD-FDD系统的实际实施情况的概述。还确定了进一步开发FDD的研究方向。

更新日期:2020-06-08
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