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Title:ENERGY BALANCE EQUATION MODEL WITH DIFFRACTION EFFECT FOR RANDOM WAVES
DOI No:10.1142/9789812701916_0070
Source:COASTAL ENGINEERING 2004 (pp 881-893)
Author(s):KAZUYA OKI
Dept. of Urban and Environmental Eng., Kyoto University, Yoshida Hon-machi, Sakyo-ku, Kyoto, 606-8501, Japan

HAJIME MASE
Disaster Prevention Research Institute, Kyoto University, Gokasho, Uji, Kyoto, 611-0011, Japan

TERRY S. HEDGES
Dept. of Civil Eng., University of Liverpool, Brownlow Street, Liverpool, L69 3GQ, United Kingdom

Abstract:This study develops a wave transformation model based on the energy balance equation with a diffraction term derived by Mase (2001). Quadratic upstream interpolation for convective kinematics (QUICK), proposed by Leonard (1979), is employed in order to suppress numerical diffusion separately from the effect of wave diffraction, and Thornton and Guza's (1983) wave breaking model is added. The predictions by the wave model are validated against the Sommerfeld theory and experimental results of Chawla et al. (1998).
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