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Prediction of Wave Overtopping

Prediction of Wave Overtopping. Physical Models. Empirical Data. Numerical Modelling?. Nonlinear Shallow Water Equations. Shallow Water and Boussinesq Equations with a Vertical Wall. Boussinesq Terms. Dissipation Terms. Continuity Equation. Momentum Equation. Force Imposed by a Wall.

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Prediction of Wave Overtopping

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  1. Prediction of Wave Overtopping • Physical Models • Empirical Data • Numerical Modelling?

  2. Nonlinear Shallow Water Equations

  3. Shallow Water and Boussinesq Equations with a Vertical Wall Boussinesq Terms Dissipation Terms Continuity Equation Momentum Equation Force Imposed by a Wall hwall Fwall u

  4. Shallow Water And Boussinesq (SWAB) Model Validation 7 Wave Overtopping Volumes, Prototype Scale Field Data (from EA) = 3.41m, / = 0.04 H H L 0 0 m0 6 Laboratory Data SWAB Model without Force at Seawall SWAB Model with Force at Seawall /m) 5 3 4 Cumulative Volume (m 3 2 1 0 0 200 400 600 800 1000 1200 Time (s)

  5. ExampleOvertopping and Beach Level at Walcott Link to Movie

  6. 2007 Storm – Overtopping Rates

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