GAS TURBINE ENGINE WITH AIRFOIL DAMPENING SYSTEM

A gas turbine engine includes a central wheel and a plurality of blades that extend outwardly from the central wheel. The gas turbine system includes a flutter control system that is adapted to use blade tip timing to determine blade flutter and to direct high pressure air from the compressor to the...

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Bibliographische Detailangaben
1. Verfasser: Henry, Mark S
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:A gas turbine engine includes a central wheel and a plurality of blades that extend outwardly from the central wheel. The gas turbine system includes a flutter control system that is adapted to use blade tip timing to determine blade flutter and to direct high pressure air from the compressor to the fan blade row to alter the surface unsteady pressure so that it is out of phase with the blade motion to reduce or eliminate fan blade flutter.