https://fire-safety.academy/w/index.php?action=history&feed=atom&title=File%3AFse-aspirating-smoke-detection-v3.svg 2026-11-04T14:58:08Z Revision history for this page on the wiki MediaWiki 1.43.11 https://fire-safety.academy/w/index.php?title=File:Fse-aspirating-smoke-detection-v3.svg&diff=2171&oldid=prev 2026-11-02T16:17:41Z

<p>Watermark: Fire Safety Academy logo icon, 70 px, 45 % opacity</p> <p><b>New page</b></p><div>== Summary ==<br /> Stratification of smoke from a small fire below a warm air layer in a tall space; detection points at the ceiling may not see the smoke. Based on Schifiliti et al. (2002), p. 4-27, and Milke (2002b), p. 4-304.<br /> <br /> Original vector illustration for [[Aspirating smoke detection]], level 2 Intermediate.<br /> <br /> * Source basis: Schifiliti et al. (2002), p. 4-27 (definition of stratification; example: 1,000 W fire, 10 °C difference, 7 m room, smoke rises to about 6 m); Milke (2002b), p. 4-304 (floor-to-ceiling differences about 50 °C in some atria with glazed ceilings; smoke stratifies below the warm layer; delays for ceiling-mounted devices)<br /> * Alt text: Section of a tall space with a glazed roof: warm air under the roof, smoke from a small fire stops rising and spreads below the warm layer.<br /> <br /> == Licensing ==<br /> New drawing by Fire Safety Academy. © Fire Safety Academy.</div>

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