Patent ID: 11920496
Assignee: DOOSAN ENERBILITY CO., LTD.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 18:
19. The gas turbine according to claim 18, wherein the second cooling passage further comprises:
a 2_1 forward channel extending toward the trailing edge from an upper end of the 2_1 flow channel to the 2_2 flow channel; and
a 2_2 forward channel extending toward the leading edge from an upper end of the 2_3 flow channel to the 2_4 flow channel,
wherein the 2_2 flow channel and the 2_4 flow channel have communication ports formed on respective lower ends thereof, the communication ports communicating with a central cavity formed among and surrounded by a leading edge cavity, a pressure side cavity, and a suction side cavity, and
wherein the second cooling fluids flowing through the 2_2 flow channel and the 2_4 flow channel are joined in the central cavity through the communication ports.