Written in EnglishRead online
Includes bibliographical footnotes
|Statement||by M. J. Sapko, A. L. Furno, and J. M. Kuchta|
|Series||Report of investigations - Bureau of Mines ; 8214|
|Contributions||Furno, A. L. jt. auth, Kuchta, J. M., jt. auth, United States. Bureau of Mines|
|The Physical Object|
|Pagination||13 p. :|
|Number of Pages||13|
Download Quenching methane-air ignitions with water sprays
Quenching methane-air ignitions with water sprays. [Washington]: U.S. Dept. of the Interior, Bureau of Mines, (OCoLC) Material Type: Government publication, National government publication: Document Type: Book: All Authors / Contributors: Michael J Sapko; A L Furno; J M Kuchta; United States.
Bureau of Mines. Environment Canada, 2 books H. Lapp, 2 books Lee, Thomas H., 1 book Iosif Lʹvovich Ėttinger, 1 book United States. Congress. House. Committee on Science and Technology., 1 book D.
Hyman, 1 book Evgeniĭ Fedorovich Karpov, 1 book Leonid Matveevich Zorʹkin, 1 book Edward D. Thimons, 1 book Maurice Deul, 1 book Patrick L. McGeer, 1 book. The water barrier is located at different locations L from the left boundary with L between 4 and 8 m. It is characterised by monodispersed droplets of diameter D ranging from 20 to μm and the liquid volume fraction θ taking values between % and %.
The barrier covers the area to the right of the domain and its length is modified in order to determine the minimum width necessary Cited by: The Effect of ventilation on the water spray pattern of automatic sprinkler heads / ([Washington, the infrared radiance of methane-air ignitions and coal dust-air explosions / ([Washington, D.C.]: Quenching methane-air ignitions with water sprays / ([Washington, D.C.]: U.S.
Dept. of the Interior, Bureau of Mines. The minimum water mass concentration for quenching methane-air flames increased linearly with increasing droplet diameter (surface weighted mean) and decreased with increasing spray temperature.
J Sapko has written: 'Quenching methane-air ignitions with water sprays' -- subject(s): Fires and fire prevention, Coal mines and mining, Mine fires, Prevention and control, Methane Asked in. The studies of Morgan, summarized in Ref.
28, indicated a decrease in ignition lag for methane-air mixtures with an increase in pilot flame height, e.g. minimum contact time decreased from 7 to msec for an increase of pilot height from to 0* by: 4. in quenching explosion flame, water barriers are roughly equivalent to the stone-dust barriers.
litres of water per sq. m of roadway cross-section has the same effect as kg stone dust per sq. m on German shelves. Advantages of water over stone dust Quenching methane-air ignitions with water sprays book heat capacity (latent heat of water = cal/g) is about 5 times that of dust.
This banner text can have markup. web; books; video; audio; software; images; Toggle navigation. Fire Engineering and Emergency Planning ). This is a significant factor in the estimation of flame velocities and quenching diameters.
It should be noted, that the value of the flammability limits and the flame propagation velocity (fire spread velocity) depend on the relation between the characteristic time of the chemical reaction in.
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2 U.S. Department of Energy Independence Avenue, S.W. Washington, D.C. FY Progress Report for Advanced Combustion Engine RESEARCH AND DEVELOPMENT Energy Efficiency and Renewable Energy Vehicle Technologies Office.
Water deluge is activated to control fire and cool equipment (not always optimal to quench flame if leak is present). Water curtains can be used to influence dispersion pattern or remove chemicals, they could also add heat in connection to cryogenic releases.
Water deluge is. This thesis focuses on the study of natural gas combustion under engine relevant conditions. The work begins with the development of a detailed chemical kinetic mechanism that represents the ignition characteristics of methane with various minor additives over a wider range of operating conditions than previously existing mechanisms.
The mechanism includes a NOx submechanism selected from the Cited by: 9. Transport Phenomena in Fires provide an overview on this multidisciplinary subject, leaving a more detailed description on relevant topics to other chapters in this book.
With this overview, readers can have some basic understanding of CFD fire simulation. ACCIDENTAL PHENOMENA AND CONSEQUENCES 2 AccidentalPhenomena 2 Release of Hydrogen 2 reaction rates in the vessel exceed the reaction quenching (termination) rates by the walls or in the gas a thermal or branched-chain (isothermal) auto-ignition occurs.
of to J are required to ignite methane-air, with slightly lower. IWEPAC-6 - Free ebook download as PDF File .pdf), Text File .txt) or read book online for free. Plasma assisted workshop number 6. A very thorough research on. SOFTbank E-Book Center Tehran, Phone:For Educational Use.
Preface to the First Edition This book contains a systematic development of the theory of chemical reactions in fluid flow. It is intended to serve either as an advanced graduate text or as. Suppression of Methane-Air Explosions With Water in the Form of Fine Mists - Free ebook download as PDF File .pdf), Text File .txt) or read book online for free.
Suppression of Methane-Air Explosions With Water in the Form of Fine Mists. Combustion Phenomena 22 t = s FIGURE Reaction rate profiles for methane–air mixture with Φ = in 50 mm tube diameter (a) neglecting and (b) considering radiation heat transfer.
particular cases extinction is observed lower down the tube. By the time students reach the last of these, combustion theory, they have been exposed to the subjects of the appendices, of Chapters 1,2, and 4, and of most of Chap and they have studied the more qualitative aspects of Chapters 3 and 5; the students are then able to assimilate most of the rest of the book in one semester.
Global reaction mechanism for the auto-ignition of full boiling range gasoline and kerosene fuels. NASA Astrophysics Data System (ADS) Vandersickel, A.; Wright, Y. M.; Boulouchos. A direct flame impingement method and apparatus employing at least one multi-ported, internally recuperated burner.
The burner includes an innermost coaxial conduit having a first fluid inlet end and a first fluid outlet end, an outermost coaxial conduit disposed around the innermost coaxial conduit and having a combustion products outlet end.
LEAN COMBUSTION: Fundamentals, Applications, and Prospects Editor – Derek Dunn-Rankin Department of Mechanical and Aerospace Engineering University of California Irvine, California [email protected][email protected].
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