Modelling Extreme Wave Overtopping at Aberystwyth Promenade
Abstract
:1. Introduction
2. Case Study Area
3. Materials and Methods
3.1. Wave Model
3.2. Surfzone and Overtopping Model
4. Results
5. Discussion
5.1. Overtopping Processes on Landward Slope
5.2. Nearshore to Toe-of-Structure Wave Transformation
5.3. Comparison to Empirical Formulae
6. Conclusions
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Grid Name | Domain | Grid Resolution | Global Time Step (s) | Spatial Grid Time Step (s) | Refraction Time Step (s) | Integration of the Source Term (s) |
---|---|---|---|---|---|---|
Domain 1 | 0°–90° N 280°–360° W | 0.5° | 1500 | 500 | 1500 | 30 |
Domain 2 | 45°–60° N 345°– 358.9° W | 0.1° | 500 | 250 | 250 | 30 |
Domain 3 | 50°–53° N 352°–356.5° W | 0.025° | 150 | 75 | 75 | 30 |
Time (hh:mm) | Date (dd/mm) | Water Level ODN (m) |
---|---|---|
6:00 p.m. | 3 January | 19.05 |
7:00 p.m. | 3 January | 20.6 |
8:00 p.m. | 3 January | 21.8 |
9:00 p.m. | 3 January | 22.38 |
10:00 p.m. | 3 January | 21.8 |
11:00 p.m. | 3 January | 19.85 |
12:00 a.m. | 4 January | 19.05 |
Reference | Dimensionless Discharge, Q | Dimensionless Freeboard, R | Overtopping Model |
---|---|---|---|
Equations (5.10) and (5.11) in [10] | with a maximum of | ||
Equation (5.15) in [10] from [31] |
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Thompson, D.A.; Karunarathna, H.; Reeve, D.E. Modelling Extreme Wave Overtopping at Aberystwyth Promenade. Water 2017, 9, 663. https://doi.org/10.3390/w9090663
Thompson DA, Karunarathna H, Reeve DE. Modelling Extreme Wave Overtopping at Aberystwyth Promenade. Water. 2017; 9(9):663. https://doi.org/10.3390/w9090663
Chicago/Turabian StyleThompson, Daniel A., Harshinie Karunarathna, and Dominic E. Reeve. 2017. "Modelling Extreme Wave Overtopping at Aberystwyth Promenade" Water 9, no. 9: 663. https://doi.org/10.3390/w9090663