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Slamming: Recent Progress in the Evaluation of Impact Pressures
Annual Review of Fluid Mechanics ( IF 27.7 ) Pub Date : 2018-01-05 , DOI: 10.1146/annurev-fluid-010816-060121
Frédéric Dias 1, 2 , Jean-Michel Ghidaglia 2
Affiliation  

Slamming, the violent impact between a liquid and solid, has been known to be important for a long time in the ship hydrodynamics community. More recently, applications ranging from the transport of liquefied natural gas (LNG) in LNG carriers to the harvesting of wave energy with oscillating wave surge converters have led to renewed interest in the topic. The main reason for this renewed interest is that the extreme impact pressures generated during slamming can affect the integrity of the structures involved. Slamming fluid mechanics is challenging to describe, as much from an experimental viewpoint as from a numerical viewpoint, because of the large span of spatial and temporal scales involved. Even the physical mechanisms of slamming are challenging: What physical phenomena must be included in slamming models? An important issue deals with the practical modeling of slamming: Are there any simple models available? Are numerical models viable? What are the consequences for the design of structures? This ...

中文翻译:

砰击:冲击压力评估的最新进展

砰击,液体和固体之间的猛烈撞击,长期以来在船舶流体动力学界一直被认为很重要。最近,从液化天然气 (LNG) 在 LNG 运输船中的运输到使用振荡波浪涌转换器收集波浪能的应用重新引起了对该主题的兴趣。这种重新引起兴趣的主要原因是在砰击过程中产生的极端冲击压力会影响所涉及结构的完整性。由于涉及的空间和时间尺度跨度大,因此从实验角度和数值角度来描述砰击流体力学具有挑战性。甚至撞击的物理机制也具有挑战性:砰击模型必须包含哪些物理现象?一个重要的问题涉及砰击的实际建模:是否有任何简单的模型可用?数值模型可行吗?结构设计的后果是什么?这 ...
更新日期:2018-01-05
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