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Título
GIS-integrated environmental models
Autor(es)
Materia
GIS integration
High definition wind model
Wildlfire spread model
Fecha de publicación
2017-06
Citación
M.I. Asensio, D. Prieto, D. Álvarez, L. Ferragut, J.M. Cascón. GIS-integrated environmental models. Actas del Congreso CEDYA + CMA 2017: XXV Congreso de Ecuaciones Diferenciales y Aplicaciones/ XV Congreso de Matemática Aplicada. Cartagena, España, 26-30 June 2017
Resumen
[EN]In this paper, we present the integration of the mathematical models
Physical Forest Fire Spread
(PhFFS) and
High
Definition Wind Model
(HDWF), developed by the authors, into a GIS-based interface in order to supply to the end-user a func-
tional and efficient tool. The resulting tool automates data acquisition, pre-processes spatial data, launches the aforementioned
models, and displays the corresponding results in a unique environment. Our implementation uses the Python language and
Esri’s ArcPy library to extend the functionality of ArcMap 10.4. The PhFFS is a simplified 2D physical wildland fire spread
model based on conservation equations, with convection and radiation as heat transfer mechanisms. It also includes some 3D
effects. The HDWF arises from an asymptotic approximation of the Navier-Stokes equations, and provides a 3D wind velocity
field in an air layer above the terrain surface. Both models can be run in standalone or coupled mode. Finally, we confirm that
the developed tool is efficient and fully operational presenting some examples of its successful application.
URI
ISBN
978-84-944402-1-2
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