General Electric Company

Jeffrey Lebegue

Neal William Grooms

Wei A Chen

Jesse Edwin Trout

A system, in one embodiment, includes an engine wall. The engine wall includes a cold-side and a hot-side. The engine wall includes one or more dilution holes, wherein each of the one or more dilution holes includes a first opening on the cold-side, a second opening on a hot-side, and a section of thermal barrier coating (TBC) applied on the cold-side and having an opening that generally circumscribes the first opening.

System and method for cooling a wall of a gas turbine combustor

A boss and orifice plate assembly comprising an annular boss adapted to be secured in a hole formed in a combustor component, said boss formed with an annular seat supporting a replaceable orifice plate, and an annular retaining ring groove adjacent said seat, said seat extending radially inwardly of said annular retaining ring groove; and a retaining ring seated in said retaining ring groove and at least partially and resiliently engaged between a surface of said groove and a surface of said orifice plate.

Replaceable orifice for combustion tuning and related method

A combustor assembly having a transition piece and at least one orifice assembly in the transition piece, the orifice assembly comprising: a boss having an outside periphery and an inside periphery, the inside periphery including an annular seat and an upstanding flange formed with an annular, inwardly facing retaining ring groove, the boss fixed within an opening in the transition piece; an orifice plate having a bottom surface that is adapted to be received on the annular seat; and a retaining ring located in the retaining ring groove and at least partially engaged with the orifice plate.

Growing community of inventors

Simpsonville, SC, United States of America

Jeffrey Lebegue