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Experimental and Numerical Study of Dynamics of Premixed Hydrogen-Air Flames

Earl Williams

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Published in Experimental And Numerical Study Of Dynamics Of Premixed Hydrogen Air Flames Propagating In Ducts (Springer Theses)

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Experimental And Numerical Study Of Dynamics Of Premixed Hydrogen Air Flames Experimental And Numerical Study Of Dynamics Of Premixed Hydrogen Air Flames Propagating In Ducts (Springer Theses)

Premixed hydrogen-air flames are a crucial aspect of combustion research, with applications ranging from power generation to propulsion systems. Understanding their dynamics is essential for optimizing performance and ensuring safety. This book presents a comprehensive investigation into the experimental and numerical study of premixed hydrogen-air flames, offering valuable insights into their behavior and characteristics.

Experimental and Numerical Study of Dynamics of Premixed Hydrogen-Air Flames Propagating in Ducts (Springer Theses)

by Ann Larkin Hansen

4.2 out of 5

Language	:	English
File size	:	6330 KB
Text-to-Speech	:	Enabled
Screen Reader	:	Supported
Enhanced typesetting	:	Enabled
Word Wise	:	Enabled
Print length	:	247 pages

Experimental and Numerical Methods

The book employs a combination of experimental and numerical techniques to provide a multifaceted analysis of premixed hydrogen-air flames. Experimental setups include advanced laser diagnostics such as particle image velocimetry (PIV) and planar laser-induced fluorescence (PLIF),capturing detailed measurements of velocity, temperature, and species concentrations. Numerical simulations complement the experimental findings, employing state-of-the-art computational fluid dynamics (CFD) models to investigate flame dynamics at a finer scale.

Flame Structure and Dynamics

The book explores the intricate structure and dynamics of premixed hydrogen-air flames. It examines the flame front morphology, flame speed, and flame instability. Experimental observations are coupled with numerical simulations to unravel the underlying mechanisms governing flame behavior. Researchers and engineers will find invaluable insights into flame propagation, heat release, and pollutant formation.

Combustion and Emissions Characteristics

Premixed hydrogen-air flames are known for their high combustion efficiency and low pollutant emissions. The book presents detailed analyses of combustion and emissions characteristics, investigating the effects of fuel-air equivalence ratio, flame temperature, and pressure. Advanced experimental and numerical techniques provide a comprehensive understanding of the combustion process, including heat transfer, chemical kinetics, and emission formation mechanisms.

Applications and Future Prospects

The book highlights the practical applications of premixed hydrogen-air flames in various energy systems, including gas turbines, fuel cells, and hydrogen-powered vehicles. It discusses the challenges and opportunities associated with the use of hydrogen as a clean and efficient fuel. Researchers and industry professionals will gain insights into the potential and limitations of premixed hydrogen-air flames in real-world applications.

This book offers a comprehensive and authoritative account of the experimental and numerical study of premixed hydrogen-air flames. It provides a deep understanding of flame dynamics, combustion characteristics, and emissions formation, enabling researchers and engineers to optimize flame performance and advance combustion technologies. The book is an essential reference for combustion scientists, engineers, and researchers seeking to unravel the complexities of premixed hydrogen-air flames.

Experimental and Numerical Study of Dynamics of Premixed Hydrogen-Air Flames Propagating in Ducts (Springer Theses)

by Ann Larkin Hansen

4.2 out of 5