SEALING DEVICE FOR SEALING A DUCT IN A GAS TURBINE IN ORDER TO PREVENT DOWNTIME CORROSION

摘要

The invention relates to a sealing device (1; 2) for sealing a duct (3; 4) in a gas turbine (5) in order to prevent downtime corrosion, characterized in that the sealing device (1; 2) comprises a vapor-impermeable membrane (9; 15) and at least one stretching means (10) designed to press the membrane (9; 15) against an inner wall of the duct (3; 4) or against a turbine shaft when the membrane is in the properly mounted state.