Experimental and Numerical Analysis of Formation and Flame Precession of Fire Whirls: A Review

被引:11
作者
Ghodrat, Maryam [1 ]
Shakeriaski, Farshad [1 ]
Nelson, David James [2 ]
Simeoni, Albert [3 ]
机构
[1] Univ New South Wales Canberra, Sch Engn & Informat Technol, Canberra, ACT 2610, Australia
[2] Univ Sydney, Sch Aerosp Mech & Mechatron Engn, Camperdown, NSW 2006, Australia
[3] Worcester Polytech Inst, Dept Fire Protect Engn, Worcester, MA 01609 USA
来源
FIRE-SWITZERLAND | 2021年 / 4卷 / 03期
关键词
fire whirls; burning rates; simulation methods; turbulence and combustion model; LARGE-EDDY SIMULATION; SOOT FORMATION; HEAT-TRANSFER; WIND; TEMPERATURE; RADIATION; MODEL; PROPAGATION; COMBUSTION; GENERATION;
D O I
10.3390/fire4030043
中图分类号
Q14 [生态学(生物生态学)];
学科分类号
071012 ; 0713 ;
摘要
Fire whirls are a particular case of flame behaviour characterized by a rotating column of fire driven by intense convective heating of air close to the ground. They typically result in a substantial increase in burning rate, temperature, and flame height. Fire whirls can occur in any intense flame environment, including urban areas, particularly within combustible structures, and in wildland or forest fires. Recently, investigations on the creation of fire whirls have attracted much attention. However, most analyses are focused on fire whirl structure, formation, and controlling their unique state. In effect, revisiting the available experimental techniques and numerical simulations used in analyzing fire whirls has received less attention. In this paper, experimental arrangements including empirical set ups and employed fuels are presented in detail. Subsequently, major research progress focused on experimental studies and their laboratory setup is fully discussed, followed by the available numerical simulations, including combustion and turbulence models. Applied methodologies and chosen software in the recent numerical studies are also reviewed exclusively. Finally, the latest findings are featured, and prospective pathways are advised.
引用
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页数:22
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