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Journal ArticleDOI

Calculation of Response Time of Ceiling Mounted Fire Detectors

R. L. Alpert
- 01 Aug 1972 - 
- Vol. 8, Iss: 3, pp 181-195
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TLDR
An understanding of the behavior of the fire plume and fire-induced flow near the ceiling of a room is necessary if one is to optimize detector response time and placement as discussed by the authors, which is the case in this paper.
Abstract
An understanding of the behavior of the fire plume and fire-induced flow near the ceiling of a room is necessary if one is to optimize detector response time and placement.

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Journal ArticleDOI

A Case Study of Far-Field Temperatures in Progressing Fires

TL;DR: In this article, three different methods to calculate far-field gas temperature in large enclosures are reviewed with the help of a case study, including the analytical Alpert ceiling jet correlation, the Fire Dynamics Simulator (FDS) and a Multi-Layer Zone (MLZ) model.

Comment on estimating heat release rate for a design fire in sprinkler protected area

Wan Ki Chow
TL;DR: In this paper, a thermal balance equation based on the ceiling jet equation is used to estimate the activation time of a fire with and without a sprinkler system, and the heat release rate is determined from some functions such as the NFPA t 2 -fire.
Journal ArticleDOI

An Algorithm for Calculating the Plume Centerline Temperature in the Presence of a Hot Upper Layer

TL;DR: In this article, the analysis of recent experiments using JP-5 and JP-8 pool fires performed in 15 m and 22 m high hangars suggests that plume centerline temperature correlations found in the computer fire model FPEtool underpredict the ceiling temperature for large fires.
Book Chapter

Smoke and fire dynamics in atria and large enclosures: an overview

TL;DR: In this paper, the authors acknowledge Dr. David Rich, University of California at Berkeley, for providing good advice on improvements to the text of the text, which is used in this paper.
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