Cooled combustion turbine blade with retrofit blade seal

F - Mech Eng,Light,Heat,Weapons – 01 – D

Patent

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F01D 5/12 (2006.01) F01D 5/08 (2006.01) F01D 5/18 (2006.01) F01D 5/30 (2006.01) F01D 11/00 (2006.01) F02C 7/18 (2006.01)

Patent

CA 1187810

ABSTRACT OF THE DISCLOSURE The invention comprises a retrofit turbine blade cooling apparatus for replacing non-cooled turbine blades in presently existing combustion turbines. The cooling apparatus comprises a turbine blade structured for fluid cooling and a sealing apparatus structured to cooperate with a root portion of the turbine blade and a subadjacent portion of a turbine disc to force cooling fluid into the turbine blade. Use of the cooling apparatus requires no modification or disassembly of the rotor assembly.

410997

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