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

Claim 10:
11. The turbine blade according to claim 8,
wherein the second cooling fluid is divided before being introduced into the second cooling passage;
wherein the second cooling passage comprises:
a 2_1 inlet and a 2_2 inlet extending downward from the suction side and into which the divided second cooling fluid flows;
a 2_1 flow channel and a 2_3 flow channel allowing the second cooling fluid introduced into the 2_1 inlet and the 2_2 inlet to flow toward an airfoil tip, respectively; and
a 2_2 flow channel and a 2_4 flow channel formed adjacent to the 2_1 flow channel and the 2_3 flow channel and allowing the second cooling fluid to flow toward the root.