公开(公告)号：US20180023415A1

公开(公告)日：2018-01-25

申请号：US15645157

申请日：2017-07-10

Applicant: ROLLS-ROYCE PLC

Inventor： Mark J. SIMMS ,  Edward J. SMITH

IPC: F01D25/12 ,  F01D11/08 ,  F01D25/28

CPC classification number: F01D25/12 ,  F01D11/08 ,  F01D25/246 ,  F01D25/28 ,  F05D2220/32 ,  F05D2240/11 ,  F05D2240/55 ,  F05D2260/201

Abstract: An air cooled component for a turbine stage of a gas turbine engine, comprising: a main body having radially inner main gas path wall and a cooling chamber, the main gas path wall separating the main gas path of the turbine stage and the cooling chamber; at least one flange extending from the main body; a cooling cavity enclosed within the flange; and, an inlet conduit extending between and fluidically connecting the cavity and cooling chamber.