| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a gas turbine that can effectively suppress a cooling hole from being closed by dirt entered an inside of a blade. <P>SOLUTION: The gas turbine includes: a blade body having a cross-sectional blade shape in which a cooling flow passage is formed through which cooling air flows; a casing 7 to which the blade body is mounted and which has a supply flow passage for supplying the cooling air to the cooling flow passage; and a dirt receiving part 17 having an air discharge hole 17a arranged on an air supply port 7a of the supply flow passage or an air inflow port 14a of the cooling flow passage, which is opened to an upstream side and circulates the flowing cooling air to a downstream side, and a storage part 17b for storing the dirt at the bottom thereof. <P>COPYRIGHT: (C)2013,JPO&INPIT |
