| 摘要 |
A rotating machine includes a hub portion, wherein the hub portion comprises an outer circumference, an inner circumference, a forward face, and an aft face; a ring portion, wherein the ring portion comprises an inner circumference that is metallurgically bonded to the outer circumference of the hub portion along a circumferential bond line; and
a cooling channel formed on either the forward face or the aft face and configured to direct cooling air to the bond line, wherein the cooling channel extends from a radially inner location along said face to a radially outer location along said face, and wherein the cooling channel is configured as a recess formed into an outer surface of said face. |
