Mechanism of Fires - Ali S. Rangwala

Mechanism of Fires

Chemistry and Physical Aspects

; Vasudevan Raghavan

This textbook on fire dynamics provides a comprehensive description of fuels involved in fires, definitions related to fire, thermodynamics for fire calculations, basics of transport processes and fundamental aspects of combustion related to fire, physical descriptions of premixed and non-premixed flames, detailed analysis of the characteristics of fires from solid and liquid fuels, including ignition, spread and burning rates and physical aspects of fire plumes, compartment fires and dust fires. Les mer
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This textbook on fire dynamics provides a comprehensive description of fuels involved in fires, definitions related to fire, thermodynamics for fire calculations, basics of transport processes and fundamental aspects of combustion related to fire, physical descriptions of premixed and non-premixed flames, detailed analysis of the characteristics of fires from solid and liquid fuels, including ignition, spread and burning rates and physical aspects of fire plumes, compartment fires and dust fires. The contents also highlight fundamental aspects related to the evaporation of liquid fuels and pyrolysis of solid fuels which are explained with simplified mathematical expressions. The book includes pedagogical features such as worked examples to illustrate mathematical calculations involved in fire analysis and end-of-chapter review questions. This book proves useful for students, researchers and industry professionals alike.
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Utgitt:
Forlag: Springer Nature Switzerland AG
Innbinding: Innbundet
Språk: Engelsk
Sider: 235
ISBN: 9783030754976
Format: 24 x 16 cm
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PrefaceAcknowledgements



1. Basic Considerations



1.1. Classification of fire sources



1.2. Properties of combustible materials



1.3. Definitions related to fires



1.4. Flammability tests



1.5. Non-dimensional numbers for fires



Review Questions



References



2. Review of Thermodynamics and Mass Transfer for Fires



2.1. Stoichiometry



2.2. Heat Calculations



2.3. Flame Temperature



2.4. Notes on Transport Processes in Fire



Review Questions



References



3. Diffusion and Premixed Flames Related to Fires



3.1. Physical aspects



3.2. Important attributes and their occurrence in fire



3.3. Structures of homogeneous and heterogeneous diffusion flames



3.4. Structure of premixed flames



3.5. Dynamics of large fires



3.6. Soot production in diffusion flames



3.7. Soot production in premixed flames



Case studies



Review Questions



References



4. Burning of Liquids



4.1. Evaporation



4.2. Ignition



4.3. Flame spread over liquid fuel surfaces



4.4. Mass burning rate



Case studies



Review Questions



References



5. Burning of Solids



5.1. Pyrolysis



5.2. Ignition



5.3. Flame spread over solid fuel surfaces



5.4. Mass burning rate



Case studies



Review Questions



References



6. Properties of Fire Plumes



6.1. Characteristics of fire plumes



6.2. Theoretical analysis of idealized fire plumes



6.3. Air entrainment rate



6.4. Plume interaction with ceiling



Case studies



Review Questions



References



7. Compartment Fires



7.1. Pre flash over



7.2. Post flash over



7.3. Zone modeling and Field Modeling



7.4. Implementation of CFD fire model



Case studies



Review Questions



References



8. Dust Flames



8.1. Characteristics and properties



8.2. Factors influencing



Case studies



Review Questions



References



Dr. Ali S. Rangwala is a Professor of Fire Protection Engineering at Worcester Polytechnic Institute (WPI). He has a Ph.D. in Mechanical and Aerospace Engineering from the University of California, San Diego. He received the NSF CAREER award on Controlling Mechanisms of Dust Layer Ignition and Flame Propagation in Dust Clouds. He has also served on panels for the National Science Foundation (NSF), Occupational Safety and Health Administration (OSHA), National Fire Protection Association, (NFPA), and National Aeronautics and Space Administration (NASA), related to areas of combustion, fire and explosion. He has 4 patents related to different topics in combustion. He has published over 60 peer-reviewed international journal articles and has presented in over 70 conferences. He teaches three graduate courses: Explosion Protection, Industrial Fire Protection, and Combustion at the Department of Fire Protection Engineering in WPI.







Dr. Vasudevan Raghavan is currently Professor in the Department of Mechanical Engineering, Indian Institute of Technology Madras (IIT), India. He obtained his Ph.D. from IIT Madras and has carried out his postdoctoral research in the University of Nebraska-Lincoln, USA, in NASA aided microgravity droplet combustion simulations. His areas of research include computational fluid dynamics applied to reacting flows, laminar flames, fire modelling, evaporation and combustion of liquid fuel droplets, flame spread and liquid fuel pool combustion, gasification and combustion of coal and biomass. He has authored about 110 international peer-reviewed journal articles and 60 international conference articles. He teaches graduate courses such as Theory of Fire Propagation, Fundamentals of Combustion, Combustion Technology and Applied Thermodynamics at the Department of Mechanical Engineering in IITM.