吴锋   

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Paper Publications

Title of Paper:椭圆余弦波的位移法分析

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Date of Publication:2018-04-30

Journal:计算机辅助工程

Volume:27

Issue:2

Page Number:1-5

ISSN No.:1006-0871

Key Words:椭圆余弦波;线性;非线性;浅水波理论;位移法

Abstract:为研究线性浅水波理论的适用范围,基于位移浅水波方程的椭圆余弦波解,计算在不同水深h、波高η0和波长L条件下,非线性椭圆余弦波与线性余弦波的相对差.数值计算结果表明:η0/h越小或h/L越大,浅水波的非线性效应越弱;当η0≤0.42h且η0L2/h3≤5.34-12.85η0/h时,非线性椭圆余弦波与线性余弦波的相对差小于0.05,可满足工程需要.

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