BLADE RING ASSEMBLY, GAS TURBINE, AND METHOD FOR REFURBISHING GAS TURBINE
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United States of America Patent
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Issued Date -
Sep 19, 2024
app pub date -
May 24, 2024
filing date -
Apr 19, 2021
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Abstract
A blade ring assembly including: a turbine blade ring extending in a circumferential direction about an axis; a component to be cooled, disposed on an inner circumferential side of the turbine blade ring; and an outer circumferential side component disposed on an outer circumferential side of the turbine blade ring. The turbine blade ring has a cooling medium intake port leading from an outer circumferential surface to an inner circumferential surface of the turbine blade ring. The outer circumferential side component includes: a first wall portion which covers at least a portion of the cooling medium intake port from the outer circumferential side of the turbine blade ring; and a second wall portion which extends from an end portion of the first wall portion on the axially downstream thereof toward the outer circumferential side of the turbine blade ring.
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