...动特性的数值模拟研究 - 水利科技资讯 - 水资讯网 关键词：丁坝；涌潮压力；VOF法；数值模拟 [gap=1075]Key words：spur dikes；bore pressure；volume of fluid method；numerical simulation ...
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spur-dikes 丁坝
submerged spur dikes 漫水丁坝
non-submerged spur dikes 非淹没丁坝
The flow patterns close to the non-submerged spur dikes are discussed on the basis of flume experiment.
针对石油工程生产需要，在非淹没、淹没以及有围压存在的条件下，对磨料射流切割油井套管进行了实验研究。
Then, the calculating method of initial scour velocity of bed sand around submerged spur dikes is suggested.
在分析基础上，提出了漫水丁坝坝头床沙起冲流速的计算办法。
The dye injection and oil-film method together with electromagnetic velocimeter are applied to measure the flow field around spur dikes.
本文介绍了用颜料示踪和最新的油膜技术对流动进行可视化记录以研究淹没丁坝群的近体流场分布的试验结果。
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