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Flow Inhomogeneities in a Realistic Aeronautical Gas-Turbine Combustor: Formation, Evolution, and Indirect Noise
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Indirect noise generated by the acceleration of combustion inhomogeneities is an important aspect in the design of aero-engines because of its impact on the overall noise emitted by an aircraft and the possible contribution ...
Soot Emission Simulations of a Single Sector Model Combustor Using Incompletely Stirred Reactor Network Modeling
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The simulation of soot evolution is a problem of relevance for the development of low-emission aero-engine combustors. Apart from detailed CFD approaches, it is important to also develop models with modest computational ...
Low-Order Modeling of Combustion Noise in an Aero-Engine: The Effect of Entropy Dispersion
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The present work studies the effect of entropy dispersion on the level of combustion noise at the turbine outlet of the Rolls-Royce ANTLE aero-engine. A new model for the decay of entropy waves, based on modeling dispersion ...
Investigation of Flame Structure and Soot Formation in a Single Sector Model Combustor Using Experiments and Numerical Simulations Based on the Large Eddy Simulation/Conditional Moment Closure Approach
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this work, a single sector lean burn model combustor operating in pilot only mode has been investigated using both experiments and computations with the main objective of analyzing the flame structure and soot formation ...