Cooling medium path in gas turbine moving blade

Details Cooling medium path in gas turbine moving blade Cooling medium path in gas turbine moving blade

F - Mech Eng,Light,Heat,Weapons

01

D

F01D 5/18 (2006.01) F01D 5/08 (2006.01)

Patent

CA 2229322

A cooling medium path of gas turbine moving blade is so constructed that a concave spherical surface C is formed on an inside surface of an end portion of a cooling medium path B on a blade side and a hollow pipe 6 in which one end thereof has a convex spherical surface D which engages the concave spherical surface C and the other end has a convex spherical surface F which engages an inside surface of a cooling medium path E on a rotor disc side is provided. The hollow pipe 6 communicates between the cooling medium path B on the blade side and said cooling medium path E on the rotor disc side. Supporting device 7, 8, 9 for holding the hollow pipe 6 is provided at the communicating position. 10

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