Compartir
Título
A GIS-based fire spread simulator integrating a simplified physical wildland fire model and a wind field model
Autor(es)
Materia
Other mathematics
GIS integration
Forest engineering
ArcPy
Wildland fire spread model
Wind field model
Fecha de publicación
2017-06-05
Editor
Taylor & Francis
Citación
D. Prieto Herráez, M. I. Asensio Sevilla, L. Ferragut Canals, J. M. Cascón Barbero & A. Morillo Rodríguez (2017) A GIS-based fire spread simulator integrating a simplified physical wildland fire model and a wind field model, International Journal of Geographical Information Science, 31:11, 2142-2163, DOI: 10.1080/13658816.2017.1334889
Resumen
[EN]This article discusses the integration of two models, namely, the Physical Forest Fire Spread (PhFFS) and the High Definition Wind Model (HDWM), into a Geographical Information System-based interface. The resulting tool automates data acquisition, preprocesses 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 HDWM 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, the simulation of a real fire in Galicia (Spain) confirms that the tool developed is efficient and fully operational.
URI
ISSN
1365-8816
Colecciones
- SINUMCC. Artículos [18]