公开(公告)号：US20220154601A1

公开(公告)日：2022-05-19

申请号：US17665788

申请日：2022-02-07

申请人： Raytheon Technologies Corporation

发明人： Vijay Narayan Jagdale ,  Jesse R. Boyer ,  Om P. Sharma ,  Evan J. Butcher ,  Lawrence Binek ,  Bryan G. Dods

IPC分类号： F01D25/24

摘要： A process for additively controlled surface features of a gas turbine engine casing. The process comprises forming the casing having an inner surface and an outer surface opposite the inner surface; forming a surface feature on the casing proximate the inner surface, wherein the surface feature comprises a structure on the inner surface configured to align or misalign with respect to a flow direction of a working fluid in a flow path of the casing.