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Impact of Preheating on Flame Stabilization and NOx Emissions From a Dual Swirl Hydrogen Injector
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Flame stabilization, flame structure, and pollutant emissions are investigated experimentally on a swirled injection system operating with globally lean air/hydrogen mixtures at atmospheric conditions and moderate Reynolds ...
Interplay Between Unburned Emissions and NOx Emissions From a Dual Swirl Hydrogen Air Injector
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: OH planar laser induced fluorescence (OH-PLIF) and particle image velocimetry (PIV) are employed to analyze the structure of hydrogen/air flames stabilized by a dual swirl injection system under globally lean and atmospheric ...
Influence of Heat Transfer and Material Temperature on Combustion Instabilities in a Swirl Burner
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The current work focuses on the large eddy simulation (LES) of combustion instability in a laboratory-scale swirl burner. Air and fuel are injected at ambient conditions. Heat conduction from the combustion chamber to the ...
Examining the Effect of Geometry Changes in Industrial Fuel Injection Systems on Hydrodynamic Structures With BiGlobal Linear Stability Analysis
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Shape optimization with respect to the suppression or enhancement of dynamical flow structures is an important topic in combustion research and beyond. In this paper, we investigate the flow in an industrial fuel injection ...