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Numerical Analysis of Indirect Combustion Noise Generation Within a Subsonic Nozzle
Indirect noise is analyzed by numerical simulations of the Entropy Wave Generator experiment, which has been set up to study the fundamental mechanism of indirect combustion noise generation.Expand
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Extension of a Compressible Pressure-Based Solver for Reacting Flows
TLDR
We proposed a pressure-based method, which is second order accurate for linear acoustics and low Mach advection without inner loop iterations. Expand
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Investigation of the Acoustic Boundary Conditions Used for the Entropy Wave Generator Test Case
The Entropy Wave Generator (EWG) experiment is a generic test case for indirect combustion noise. This test case has been studied extensively by means of experimental, analytical and numericalExpand
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Large Eddy Simulation of a Thermoacoustic Instability Within a Swirl-Stabilized Burner Using Impedance Boundary Conditions
A thermoacoustic instability observed within a lean swirl-stabilized burner is analyzed by means of numerical calculations. As extension to previously reported numerical data for the considered testExpand
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Numerical Simulation of the Internal and External Flowfields of a Scramjet Fuel Strut Injector Including Conjugate Heat Transfer
The use of fuel strut injectors is a promising concept to achieve good mixing and combustion performances in supersonic combustors. In the present paper a lobed strut injector is investigated. TheExpand
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Numerical Investigation of the Entropy Wave Generator Test Case Using Multirate Impedance Boundary Conditions
The Entropy Wave Generator (EWG) experiment is a generic test case for indirect combustion noise. This test case was studied previously by means of experimental, analytical and numerical methods byExpand
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Numerical Analysis of Probe Microphones Used for Thermoacoustic Measurements
Acoustic measurements within combustion chambers are expensive due to high thermal loads applied on the measurement devices at operating conditions. As a more feasible substitute, probe microphonesExpand
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Influence of Turbulence-Chemistry Interaction Modeling on the Structure and the Stability of a Swirl-Stabilized Flame
Scale Adaptive Simulations (SAS) of the swirl-stabilized flame of the PRECCINSTA burner are presented. Within the computations a large share of velocity fluctuations as well as temperature andExpand
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Numerical Analysis of the Acoustic Transfer Behaviour of Pressure Ducts Utilised for Microphone Measurements in Combustion Chambers
Acoustic measurements within combustion chambers are expensive due to high thermal loads applied on the measurement devices at operating conditions. As a more feasible substitute, pressure ducts canExpand
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