IMPROVING HEAT TRANSFER COEFFICIENTS IN A COMPRESSOR CASE FOR IMPROVED TIP CLEARANCE CONTROL SYSTEM

A compressor case to blade tip clearance system comprising a rotor having blades with tips, the case including an inner case comprising at least one surface feature fluidly coupled to a distribution manifold disposed in a cooling air passageway, the at least one surface feature configured to interac...

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Bibliographische Detailangaben
Hauptverfasser: DiBENEDETTO, Enzo, CODERRE, Paul E
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:A compressor case to blade tip clearance system comprising a rotor having blades with tips, the case including an inner case comprising at least one surface feature fluidly coupled to a distribution manifold disposed in a cooling air passageway, the at least one surface feature configured to interact with the cooling air, and a tip clearance located between the tips and the inner case; wherein the tip clearance is maintained responsive to a flow of the cooling air over the at least one surface feature.