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维普资讯 http://www.cqvip.com the FDS flame extinction modeling capability. 6 Acknowledgments This work is supported by the U S National Institute of Standards and Technology,Building and Fire Research Laboratory(Grant No.60NANB3D1 1 03). Interactions with our contract monitors,A Hamins and K McGrattan,are gratefully acknowledged. References: [1]Quintiere J G。Fire behavior in building compartments[C]. Proceedings of the combustion institute,2002,29:181—193. Ez]Pitts W M.The global equivalence ratio concept and the formation mechanisms of carbon monoxide in enclosure fires[C].Progress in energy and combustion science,1995,21:197—237. [3]Leonard S,Mulholland G W,Purl R.Generation of CO and smoke during underventilated combustion[J].Combustion and Flame, 1994,98:20~34. [4]Tolocka M P,Richardson P B,Miller J H.The effect of global equivalence ratio and postflame temperature on the composition of emissions from laminar ethylene/Air diffusion flames[J]. Combustion and Flame,1999,118:521—536. [5]Quintiere J G,Rangwala A S.A theory of flame extinction based on flame temperature[J].Fire and Materials,2003,28:387--402. [6]Beyler C L.Major species production by solid fuels in a two—layer compartment fire environment[C].Fire safety science—proceedings of the first international symposium.Hemisphere publishing corporation,1986:431——440. [7]Tewarson A.Ventilation effects on combustion products[J]. Toxicology,1996,115:145—156. [8]Gottuk D T,Lattimer B Y.Effect of combustion conditions on species production[Z].The SFPE Handbook of Fire Protection Engineering,National Fire Protection Association(3rd ed.),2002: 2/54——2/82. [9]Mulholland G,Janssens M,Yusa S,et a1.The effect of oxygen concentration on CO and smoke produced by flames[C].Fire safety science—proceedings of the third international symposium,Elsevier science publishers,1991:585—594. [1O]Morehart J H,Zukoski E E,Kubota T.Chemical species produced in fires near the limit of flammability[J].Fire Safety Journal, 1992,19:177—188. [11]Utiskul Y,Quintiere J G,Naruse T.Wall—vent compartment fire behavior under limited ventilation[c] Proceedings of the tenth international interflam conference,InterScience communications, 2004:1O5—116. [12]Utiskul Y,Quintiere J G,Rangwala,et a1.Compartment fire phenomena under limited ventilation[J].Fire Safety Journa1. Submitted for publication,2004. [13]McGrattan K B.Fire Dynamics Simulator(Version 4).Technical reference guide[R].National Institute of Standards and Technology NIST.Special publication 1018.Gaithersburg MD, 2004. 湛防科学与技术2007年5月第26卷第3期 [14]McGrattan K,Floyd J,Forney G,et a1.Improved radiation and combustion routines for a large eddy simulation fire model[C]. Fire safety science—proceedings of the seventh international symposium,International association for fire safety science,2003: 827——838. [15]Karlsson B,Quintlere J G.Enclosure fire dynamics[R].CRC Press,2000:32—34. [16]Babrauskas V.Heat release rates[Z].The SFPE Handbook of Fire Protection Engineering,National Fire Protection Association(3rd ed.),2002:3/25——3/26. 通风不畅房间火灾火焰结构的观察 和模拟结果比较 HU ZHIXIN。,YUNYoNG UTISKUL , JAMES G QUINTIERE。,ARNAUD TRoUVE (1.Department of Fire Protection Engineering of Maryland College Park,MD 20742,USA;2.Department of Mechanical Engineering of Maryland College Park,MD 20742.USA) 摘要:主要目的是研究通风不畅条件下房间火灾动力学 特性。研究考虑了四种情况,对应于起火房间全球等效比率的 不同数值,代表了差别极大的火焰特性。本研究把试验和计算 模拟数据进行了详细的对比,并用美国NIST开发的FDS模拟 软件进行了孰字模拟。对比试验可用来评价FDs模拟火灾务件 从过度通风到通风不畅的转变以及不扑灭火焰到部分或全部 将火焰扑灭情况转变的能力。 关键词:燃烧;火灾模型;烟气流动 收稿日期:2006—11—20 247 

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