Gaseous Detonations

Gaseous Detonations PDF Author: M.A. Nettleton
Publisher: Springer Science & Business Media
ISBN: 9400931492
Category : Medical
Languages : en
Pages : 266

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Book Description
My introduction to the fascinating phenomena associated with detonation waves came through appointments as an external fellow at the Department of Physics, University College of Wales, and at the Department of Mechanical Engineering, University of Leeds. Very special thanks for his accurate guidance through the large body of information on gaseous detonations are due to Professor D. H. Edwards of University College of Wales. Indeed, the onerous task of concisely enumerating the key features of unidimensional theories of detonations was undertaken by him, and Chapter 2 is based on his initial draft. When the text strays to the use of we, it is a deserved acknow ledgement of his contribution. Again, I should like to thank Professor D. Bradley of Leeds University for his enthusiastic encouragement of my efforts at developing a model of the composition limits of detonability through a relationship between run-up distance and composition of the mixture. The text has been prepared in the context of these fellowships, and I am grateful to the Central Electricity Generating Board for its permission to accept these appointments.

Gaseous Detonations

Gaseous Detonations PDF Author: M.A. Nettleton
Publisher: Springer Science & Business Media
ISBN: 9400931492
Category : Medical
Languages : en
Pages : 266

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Book Description
My introduction to the fascinating phenomena associated with detonation waves came through appointments as an external fellow at the Department of Physics, University College of Wales, and at the Department of Mechanical Engineering, University of Leeds. Very special thanks for his accurate guidance through the large body of information on gaseous detonations are due to Professor D. H. Edwards of University College of Wales. Indeed, the onerous task of concisely enumerating the key features of unidimensional theories of detonations was undertaken by him, and Chapter 2 is based on his initial draft. When the text strays to the use of we, it is a deserved acknow ledgement of his contribution. Again, I should like to thank Professor D. Bradley of Leeds University for his enthusiastic encouragement of my efforts at developing a model of the composition limits of detonability through a relationship between run-up distance and composition of the mixture. The text has been prepared in the context of these fellowships, and I am grateful to the Central Electricity Generating Board for its permission to accept these appointments.

Dynamics of Detonations and Explosions

Dynamics of Detonations and Explosions PDF Author:
Publisher: AIAA
ISBN: 9781600863875
Category : Detonation waves
Languages : en
Pages : 422

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Book Description


Dynamics of Explosions

Dynamics of Explosions PDF Author: A. L. Kuhl
Publisher:
ISBN:
Category : Explosions
Languages : en
Pages : 568

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Book Description


Gaseous Detonation Physics and Its Universal Framework Theory

Gaseous Detonation Physics and Its Universal Framework Theory PDF Author: Zonglin Jiang
Publisher: Springer Nature
ISBN: 9811970025
Category : Science
Languages : en
Pages : 281

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Book Description
This book highlights the theories and research progress in gaseous detonation research, and proposes a universal framework theory that overcomes the current research limitations. Gaseous detonation is an extremely fast type of combustion that propagates at supersonic speed in premixed combustible gas. Being self-sustaining and self-organizing with the unique nature of pressure gaining, gaseous detonation and its gas dynamics has been an interdisciplinary frontier for decades. The research of detonation enjoyed its early success from the development of the CJ theory and ZND modeling, but phenomenon is far from being understood quantitatively, and the development of theories to predict the three-dimensional cellular structure remains a formidable task, being essentially a problem in high-speed compressible reacting flow. This theory proposed by the authors’ research group breaks down the limitation of the one-dimensional steady flow hypothesis of the early theories, successfully correlating the propagation and initiation processes of gaseous detonation, and realizing the unified expression of the three-dimensional structure of cell detonation. The book and the proposed open framework is of high value for researchers in conventional applications such as coal mine explosions and chemical plant accidents, and state-of-the-art research fields such as supernova explosion, new aerospace propulsion engines, and detonation-driven hypersonic testing facilities. It is also a driving force for future research of detonation.

Dynamics of Shock Waves, Explosions, and Detonations

Dynamics of Shock Waves, Explosions, and Detonations PDF Author: J. Raymond Bowen
Publisher:
ISBN:
Category : Technology & Engineering
Languages : en
Pages : 632

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Book Description


Combustion, Flames and Explosions of Gases

Combustion, Flames and Explosions of Gases PDF Author: Bernard Lewis
Publisher: Academic Press
ISBN: 1483258394
Category : Science
Languages : en
Pages : 754

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Book Description
Combustion, Flames, and Explosions of Gases, Second Edition focuses on the processes, methodologies, and reactions involved in combustion phenomena. The publication first offers information on theoretical foundations, reaction between hydrogen and oxygen, and reaction between carbon monoxide and oxygen. Discussions focus on the fundamentals of reaction kinetics, elementary and complex reactions in gases, thermal reaction, and combined hydrogen-carbon monoxide-oxygen reaction. The text then elaborates on the reaction between hydrocarbons and oxygen and combustion waves in laminar flow. The manuscript tackles combustion waves in turbulent flow and air entrainment and burning of jets of fuel gases. Topics include effect of turbulence spectrum and turbulent wrinkling on combustion wave propagation; ignition of high-velocity streams by hot solid bodies; burners with primary air entrainment; and description of jet flames. The book then takes a look at detonation waves in gases; emission spectra, ionization, and electric-field effects in flames; and methods of flame photography and pressure recording. The publication is a valuable reference for readers interested in combustion phenomena.

The Detonation Phenomenon

The Detonation Phenomenon PDF Author: John H. S. Lee
Publisher: Cambridge University Press
ISBN: 9780521897235
Category : Technology & Engineering
Languages : en
Pages : 400

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Book Description
This book introduces the detonation phenomenon in explosives. It is ideal for engineers and graduate students with a background in thermodynamics and fluid mechanics. The material is mostly qualitative, aiming to illustrate the physical aspects of the phenomenon. Classical idealized theories of detonation waves are presented first. These permit detonation speed, gas properties ahead and behind the detonation wave, and the distribution of fluid properties within the detonation wave itself to be determined. Subsequent chapters describe in detail the real unstable structure of a detonation wave. One-, two-, and three-dimensional computer simulations are presented along with experimental results using various experimental techniques. The important effects of confinement and boundary conditions and their influence on the propagation of a detonation are also discussed. The final chapters cover the various ways detonation waves can be formed and provide a review of the outstanding problems and future directions in detonation research.

Dynamics of Deflagrations and Reactive Systems

Dynamics of Deflagrations and Reactive Systems PDF Author: A. L. Kuhl
Publisher: AIAA
ISBN: 9781600863851
Category : Flame
Languages : en
Pages : 454

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Book Description


Combustion and Fuels

Combustion and Fuels PDF Author: Miltiadis Papalexandris
Publisher: Presses universitaires de Louvain
ISBN: 2875589792
Category : Science
Languages : en
Pages : 190

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Book Description
This is the textbook for the master's course Combustion and Fuels that the author teaches at the Louvain School of Engineering of UCLouvain. The subjects contained herein are the following: origin and composition of fossil fuels, stoichiometry and thermochemistry of combustion, chemical kinetics, governing equations of reacting flows, laminar premixed flames and turbulent premixed flames. Emphasis is placed on the presentation and analysis of the basic concepts and physico-chemical mechanisms underpinning combustion. Further, particular attention has been paid to render these notes self-contained. A list of review questions and exercises has been included at the end of each chapter. This book is intended for master’s or advanced undergraduate students in engineering, physics, chemistry or applied mathematics. It is assumed that the reader is familiar with the basic notions of thermodynamics and fluid mechanics.

Introduction to Physics and Chemistry of Combustion

Introduction to Physics and Chemistry of Combustion PDF Author: Michael A. Liberman
Publisher: Springer Science & Business Media
ISBN: 3540787593
Category : Science
Languages : en
Pages : 368

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Book Description
Most of the material covered in this book deals with the fundamentals of chemistry and physics of key processes and fundamental mechanisms for various combustion and combustion related phenomena in gaseous combustible mixture. It provides the reader with basic knowledge of burning processes and mechanisms of reaction wave propagation. The combustion of a gas mixture (flame, explosion, detonation) is necessarily accompanied by motion of the gas. The process of combustion is therefore not only a chemical phenomenon but also one of gas dynamics. The material selection focuses on the gas phase and with premixed gas combustion. Premixed gas combustion is of practical importance in engines, modern gas turbine and explosions, where the fuel and air are essentially premixed, and combustion occurs by the propagation of a front separating unburned mixture from fully burned mixture. Since premixed combustion is the most fundamental and potential for practical applications, the emphasis in the present work is be placed on regimes of premixed combustion. This text is intended for graduate students of different specialties, including physics, chemistry, mechanical engineering, computer science, mathematics and astrophysics.