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近岛礁有理分式波浪谱研究

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Indexed by:期刊论文

Date of Publication:2018-09-30

Journal:水动力学研究与进展A辑

Included Journals:PKU

Volume:33

Issue:5

Page Number:570-575

ISSN No.:1000-4874

Key Words:波浪谱;有理分式;近岛礁波浪;自相似性;长尾

Abstract:近岛礁波浪具有较强非线性和较弱色散性,体现在波浪谱上就是自相似和长尾.这两个特点可以用有理分式来描述.该文据此提出了近岛礁波浪有理分式形式的波浪谱,该谱型还可以描述双峰谱.通过南海某典型岛礁实测波浪数据的分析,给出了20组实测数据的有理分式波浪谱.通过与常见的波浪谱对比分析,可以看到有理分式波浪谱能够更准确地揭示出近岛礁波浪的特性.

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