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黄渤海沿岸潮汐汊道的P-A关系
引用本文:张忍顺.黄渤海沿岸潮汐汊道的P-A关系[J].海洋工程,1995(2).
作者姓名:张忍顺
作者单位:南京师范大学
摘    要:本文计算了15个潮汐汊道的大潮潮棱体P及平均海面下口门最小过水断面积A之间的回归方程式。黄渤海沿岸潮汐汊道的天然状态下的P-A关系为:A=0.0845P1.020。P与A不仅具有密切的相关性,还有相当大的离散性,这主要与潮汐汊道所获取的泥沙丰度及潮汐汊道的发育阶段有关。与南海、东海沿岸P-A关系的对比表明,中国海和海区P-A关系中的常数C和n差别不大。研究也表明,泻湖型和海湾-溺谷湾型两种潮汐汊道可求得统一的P-A关系。但与滨临深水区的半环抱形海湾不同。后者主要因为没有较充裕的泥沙供应及海湾水域较为开敞,而不应列入潮汐汊道的范畴。

关 键 词:潮汐汊道,P-A关系,黄海,渤海

TIDAL PRISM-THROAT AREA RELATIONSHIPS OF TIDAL INLETS ALONG YELLOW SEA AND BOHAI SEA COAST
Zhang Renshun.TIDAL PRISM-THROAT AREA RELATIONSHIPS OF TIDAL INLETS ALONG YELLOW SEA AND BOHAI SEA COAST[J].Ocean Engineering,1995(2).
Authors:Zhang Renshun
Institution:Nanjing Normal University. Nanjing 210024
Abstract:The P(spring tidal prism) and the A(throat area below mean sea level) relationship of 29tidal inlets or bays along yellow Sea coast and Bohai sea Coast is statistically analysed. For 15 tidal inlets,the best regression equation is A= 0. 845P1.020,in which, A is in Km2,P in km3. The analysis shows that the two constants,C and n, in the regression equation are little different from those in the P-A relationship for the South China Sea and East China Sea coast. It is noted that the cdorrelation between P and A is unstable because of the difference of sediment abundance offered to the tidal inlets and of their development stages.
Keywords:tidal inlet  P-A relationship  Huanghai sea  Bohai sea
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