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关于立波压力计算公式的探讨

AN APPROACH TO THE CALCULATION OF STANDING WAVE PRESSURE

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【作者】 刘大中

【Author】 Liu Dazhong (Research Institute of Ocean Engineering,Dalian Institute of Technology)

【机构】 大连工学院海工所

【摘要】 本文比较了直立堤上立波各理论解的波浪压力计算值,并引用一些试验数据验证其符合程度。计算表明,森弗罗公式与其它各理论解及实验值的差别较大,而欧拉坐标的一次近似解却能包络大多数实测数据而不至于偏差过大。与合田法对比其相对值大体相当,绝对值则小于10~30%.苏联新规范的立波公式与我规范值相比则小10~35%.因而以欧拉坐标一次近似解作为立波压力公式是适宜的。

【Abstract】 A comparison of the wave pressures between the different stationary wave theories as well as the experimental data is given in this paper.The result of calculation indicates that wave pressure by Sainflou’s formula is quite dif- ferent from that by other theories and test data,but the result from the first order approximation in Euler’s coordinates will envelope almost all the testing data within an expected accuracy.As to compare with the Coda’s method,the relative wave pressures by the methods are rather close approximation to each other,but the absolute value by Chinese Design Specifications will be less than that of Goda’s by a range of 10-30%.The result by New Russian Specificati- ons СНИЛ-57-75 is smaller than that by Chinese Specifications by 10-35%. For the practical parpose of the calculation of standing Wave pressure, the first order approximation theory in Euler’s coordinates is recomme- nder.

  • 【文献出处】 海岸工程 ,Coastal Engineering , 编辑部邮箱 ,1983年02期
  • 【被引频次】9
  • 【下载频次】151
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