TUFLOW 2D Cell Size Selection: Difference between revisions

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= Rural Catchment Assessment Results ==
== Rural Catchment Assessment Results ==
[[File:Mesh_Converge_Grid_010.png|200px]][[File:Mesh Converge Exg P4 010.png|400px]][[File:Mesh Converge Exg P5 010.png|400px]]<br>
[[File:Mesh_Converge_Grid_010.png|200px]][[File:Mesh Converge Exg P4 010.png|400px]][[File:Mesh Converge Exg P5 010.png|400px]]<br>
[[File:Mesh_Converge_Grid_020.png|200px]][[File:Mesh_Converge_Exg_P4_020.png|400px]][[File:Mesh_Converge_Exg_P5_020.png|400px]]<br>
[[File:Mesh_Converge_Grid_020.png|200px]][[File:Mesh_Converge_Exg_P4_020.png|400px]][[File:Mesh_Converge_Exg_P5_020.png|400px]]<br>

Revision as of 12:57, 24 May 2018

This page is currently under construction.

Cell size convergence is an important concept in flood modelling.


This test is designed to simulate flood wave propagation down a river valley following the failure of a dam. The valley DEM is ~0.8 km by ~17 km and the valley slopes downstream on a slope of ~0.01 in its upper region, easing to ~0.001 at lower elevations.


The inflow hydrograph shown below is applied as a boundary condition at the upstream end of the valley.


Rural Catchment Assessment Results








Urbanised Catchment Assessment Results =