File:Fse-dimensionless-heat-release-rate-v3.svg

Fse-dimensionless-heat-release-rate-v3.svg (SVG file, nominally 900 × 600 pixels, file size: 9 KB)

Summary

Characteristic fire diameter D* and the grid cell sizes that give D*/δx = 5 and 10, for air at 293 K. Based on McGrattan (2007), p. 6-5.

Original illustration for Dimensionless heat release rate, level 4 Expert.

Source basis: McGrattan (2007), pp. 6-4–6-5; Najafi et al. (2007), pp. 2-27–2-28; Van Rossum (2027), §4.5
Alt text: Chart of characteristic fire diameter and suggested grid cell sizes rising with heat release rate from 0.1 to 10 MW.

New drawing by Fire Safety Academy. © Fire Safety Academy.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	17:13, 2 November 2026		900 × 600 (9 KB)	Jan (talk \| contribs)	Watermark: Fire Safety Academy logo icon, 70 px, 45 % opacity

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Short title	Characteristic fire diameter D* and the grid cell sizes that give D*/δx = 5 and 10, for air at 293 K. Based on McGrattan (2007), p. 6-5.
Image title	Chart of characteristic fire diameter and suggested grid cell sizes rising with heat release rate from 0.1 to 10 MW. Source basis: McGrattan (2007), pp. 6-4–6-5; Najafi et al. (2007), pp. 2-27–2-28; Van Rossum (2027), §4.5
Width	900
Height	600