An adaptive mesh solute transport model

S. Nash, M. Hartnett

Research output: Chapter in Book or Conference Publication/ProceedingConference Publicationpeer-review

1 Citation (Scopus)

Abstract

An adaptive mesh solute transport model is presented. The adaptive mesh scheme is implemented in a one-way multiply nested version of the hydrobiological model DIVAST (Depth Integrated Velocity and Solute Transport). The scheme allows the inner meshes of finer resolution to follow physical features such as solute plumes, thereby minimising the fine resolution coverage and thus the computational cost. If a physical feature moves during the course of a simulation, the fine resolution meshes move with it. Mesh movement can be either specified or automatic. The model was tested using a model of Galway Bay to simulate the discharge of a conservative tracer from a wastewater treatment plant. Results show that the model is capable of predicting solute transport to a high degree of accuracy and that adaptive meshing provides an efficient alternative to the classical zoom nesting techniques.

Original languageEnglish
Title of host publicationProceedings of the 12th International Conference on Civil, Structural and Environmental Engineering Computing
Publication statusPublished - 2009
Event12th International Conference on Civil, Structural and Environmental Engineering Computing, CC 2009 - Funchal, Madeira, Portugal
Duration: 1 Sep 20094 Sep 2009

Publication series

NameProceedings of the 12th International Conference on Civil, Structural and Environmental Engineering Computing

Conference

Conference12th International Conference on Civil, Structural and Environmental Engineering Computing, CC 2009
Country/TerritoryPortugal
CityFunchal, Madeira
Period1/09/094/09/09

Keywords

  • Adaptive mesh
  • DIVAST
  • One-way nested model
  • Solute transport

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