波浪作用下直立堤前床面边界层内传质速度
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摘要: 本文研究立波作用下的层流、紊流边界层内的流速和传质速度,并采用谱法将传质速度推广到不规则波情况.根据实验与计算分析,研究了床面边界层内传质速度在堤前冲刷中的应用.研究结果表明,在传质速度的峰值附近形成底沙的冲刷坑;由于不规则波作用下堤前传质速度的峰值沿程递减,因此相应冲刷坑的深度沿程减少.
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Longuet-Higgins.IVlass transgort in waves.Phil.Trans.Royal Society of I,andon.5enes A,1953,254(903):535-581 Longuet-Higgtns.The mechanics of the boundary-layer near the bottom in a progressive wave.Coastal Engtneering.1958,189-193 杨奕翰,杨秀芝.波浪边界层的理论分析和实验研究.水利学报,1988,(11);10-16 薛晓春.规则波、不规则波与直立建筑物及沙质底床的相互作用[博士论文].天津大学,1995 Jonsson I G.Wave boundary layers and frietton factors.In:Proc.10th Conf.Coastal Eng.,ASCE.1966 高学平.波浪与海上建筑物及海床的相互作用[博士论文].天津大学,1992 Xie Shileng.Scouring patterns in front of vertical breakwaters and their influence on the stability of the fanndauon of the breakwaters.Repari Coastal Eng.Group Delft,The Pletherlands.1981 Steven A.Estimatingwave-induced bottom velocities at vertical wall.Journal of Waterway.Port.Coastal and Ocean Engineering,1992,118(2):175-192 李荣庆.谢世楞.规则波和不规则波作用下消波建造物前的波高分析.海岸工程,1994.(1):50-57
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