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Quality assessment in the Fire Dynamics Simulator: A bridge to reliable simulations

Published

Author(s)

Randall J. McDermott

Abstract

In this paper, we examine the emerging field of \emph{quality assessment} for large-eddy simulation of fire dynamics. The importance of model convergence is discussed and the differences between validation and quality assessment are highlighted. Briefly, validation compares a model to experimental data, whereas quality assessment fills the void between experiments and practical applications. Two quality metrics are discussed: a measure of turbulence resolution and a normalized wavelet error measure. The metrics are monitored in a simulation of the Sandia 1 m methane pool fire and target metric values are inferred based on the results of a grid resolution study.
Conference Dates
August 15-16, 2011
Conference Location
Baltimore, MD
Conference Title
Fire and Evacuation Modeling Technical Conference 2011

Keywords

Large-eddy simulation, Fire modeling, Quality assessment

Citation

McDermott, R. (2011), Quality assessment in the Fire Dynamics Simulator: A bridge to reliable simulations, Fire and Evacuation Modeling Technical Conference 2011, Baltimore, MD, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=909274 (Accessed April 19, 2024)
Created August 15, 2011, Updated February 19, 2017