Method and apparatus to decrease combustor acoustics

A method for operating a gas turbine engine includes coupling an anti-resonant frequency system to a combustor including a premixer assembly and a plurality of damper tubes, and adjusting the anti-resonant frequency system until the anti-resonant frequency of the damper tubes is approximately equal...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Held, Timothy James, Hsiao, George Chiachun
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A method for operating a gas turbine engine includes coupling an anti-resonant frequency system to a combustor including a premixer assembly and a plurality of damper tubes, and adjusting the anti-resonant frequency system until the anti-resonant frequency of the damper tubes is approximately equal to the combustor resonant frequency.