Turbinenschaufel mit Beschichtung

Research output: Intellectual propertyPatent application/Patent

Contributors

Abstract

The invention relates to a turbine blade 1 with a root portion 2 and an aerofoil portion 3, which is designed for use in a low-pressure stage of a steam turbine and at least in certain regions comprises a fibre composite material, wherein at least the region 4 comprising the fibre composite material is coated with a protective layer 5. The protective layer 5 thereby consists of a material of a greater tensile impact strength than the tensile impact strength of the fibre composite material.
Translated title of the contribution
Turbine blade with coating

Details

The invention relates to a turbine blade 1 with a root portion 2 and an aerofoil portion 3, which is designed for use in a low-pressure stage of a steam turbine and at least in certain regions comprises a fibre composite material, wherein at least the region 4 comprising the fibre composite material is coated with a protective layer 5. The protective layer 5 thereby consists of a material of a greater tensile impact strength than the tensile impact strength of the fibre composite material.
Original languageGerman
IPC (International Patent Classification)F01D 5/28
Patent numberWO 2010/066548
Filing date18 Nov 2009
Priority date11 Dec 2008
Priority numberDE102008061573
Publication statusE-pub ahead of print - 17 Jun 2010
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External IDs

ORCID /0000-0003-3811-0777/work/151983230

Keywords