Patent ID: 11905886
Assignee: SIEMENS ENERGY GLOBAL GMBH & CO. KG
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 0:
1. A heatshield for a gas turbine engine, comprising:
a main body having a leading edge, a trailing edge, lateral edges, a first surface and a second surface, the first surface being exposed to a hot working gas in use passing through the gas turbine engine,
the main body having an array of cooling channels for conveying a coolant flow, each cooling channel of the array of cooling channels having a surface,
wherein at least one cooling channel of the array of cooling channels comprises at least one flow disturbing feature extending from the surface and into the cooling channel,
wherein the at least one flow disturbing feature comprises a cross-sectional shape of a convex polygon, and
wherein the cross-sectional shape comprises a diagonal line between opposite corners of the cross-sectional shape, and the diagonal line is in-line with a longitudinal extent of the cooling channel.