Changeset 7481
- Timestamp:
- Sep 4, 2009, 1:37:19 PM (14 years ago)
- Location:
- anuga_work/publications/boxing_day_validation_2008
- Files:
-
- 2 edited
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anuga_work/publications/boxing_day_validation_2008/method.tex
r7480 r7481 1 1 \section{Modelling the Event}\label{sec:models} 2 2 Numerous models are currently used to model and predict tsunami 3 generation, propagation and run-up~\cite{titov97a,satake95}. Here we 3 generation, propagation and run-up. These range in solving different equations and employing 4 different methodologies with some examples being~\cite{titov97a,satake95,zhang08}. Here we 4 5 introduce the modelling methodology employed by Geoscience Australia 5 6 to illustrate the utility of the proposed benchmark. The methodology used by Geoscience Australia has three distinct components. Firstly an appropriate model is used to approximate the initial sea surface deformation. This model is chosen according to the cause of the intial disturbance. The resulting wave is propagated using the \textsc{ursga} model (see Section~\ref{sec:ursga}) in the deep ocean until the wave reaches shallow water, typically the $100$ m depth contour. The ocean surface profile along this contour is used as a time varying boundary condition for the \textsc{anuga} model (see Section~\ref{sec:anuga}) which simulates the propagation of the tsunami within the shallow water and the subsequent inundation of the land. This three part methodology roughly follows the three stages of tsunami evolution. The components used to model each stage of evolution are described in more detail below. -
anuga_work/publications/boxing_day_validation_2008/tsunami07.bib
r7476 r7481 1217 1217 doi={10.1029/2005JB003891} 1218 1218 } 1219 1220 @ARTICLE{zhang08, 1221 AUTHOR = {Y.J. Zhang and A.M. Baptista}, 1222 TITLE = "{An Efficient and Robust Tsunami Model on Unstructured Grids. part I: Inundation Benchmarks}", 1223 JOURNAL = {Pure and Applied Geophysics}, 1224 YEAR = {2008}, 1225 PAGES = {1-20}, 1226 VOLUME = {165} 1227 } 1228 1229 @INPROCEEDINGS{benchmark08, 1230 AUTHOR = {P.L.-F. Liu and H. Yeh and C.E. Synokalis}, 1231 TITLE = "{Benchmark Problems}", 1232 BOOKTITLE = {Advanced Numerical Models for Simulating Tsunami Waves and Runup}, 1233 YEAR = {2008}, 1234 ORGANIZATION = {Advances in Coastal and Ocean Engineering}, 1235 PUBLISHER = {World Scientific}, 1236 EDITOR = {P.L.-F. Liu and H. Yeh and C.E. Synokalis} 1237 }
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