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Assessment of Different Actuator Concepts for Acoustic Boundary Control of a Premixed Combustor
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In the design process, new burners are generally tested in combustion test rigs. With these experiments, computational fluid dynamics, and finite element calculations, the burners’ performance in ...
An Experimental Investigation of the Nonlinear Response of an Atmospheric Swirl-Stabilized Premixed Flame
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Due to stringent emission restrictions, modern gas turbines mostly rely on lean premixed combustion. Since this combustion mode is susceptible to thermoacoustic instabilities, there is a need for ...
Comparison of Linear Stability Analysis With Experiments by Actively Tuning the Acoustic Boundary Conditions of a Premixed Combustor
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Linear stability analysis by means of low-order network models is widely spread in industry and academia to predict the thermoacoustic characteristics of combustion systems. Even though a vast ...
Open-Loop Control of Combustion Instabilities and the Role of the Flame Response to Two-Frequency Forcing
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Controlling combustion instabilities by means of open-loop forcing at non-resonant frequencies is attractive because neither a dynamic sensor signal nor a signal processor is required. On the ...
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