An aerofoil assembly in a gas turbine

• Main Authors: Care, Ian, Evans, Dale
• Format: Patent
• Language: English; French; German
• Published: 17.01.2018
• Subjects: AIR INTAKES FOR JET-PROPULSION PLANTS; BLASTING; COMBUSTION ENGINES; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS; ENGINE PLANTS IN GENERAL; GAS-TURBINE PLANTS; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; INDEXING SCHEME FOR ASPECTS RELATING TONON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES ORJET-PROPULSION PLANTS; INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUSSUBCLASSES OF CLASSES F01-F04; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES; STEAM ENGINES; WEAPONS

Stator aerofoil for a gas turbine engine, comprising: a body portion (412); at least one panel (424) which forms at least part of one of either the pressure or suction surface of the aerofoil; at least one internal chamber (434) which is bounded by the body portion and panel; and, at least one elastomeric component (446) within the at least one internal chamber, wherein the elastomeric component at least partially defines a cell (450) within the internal chamber, wherein the cell is in fluid communication with the exterior of the aerofoil.