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US 2024/0209738 A1Published application
Turbomachine cooling trench
AssigneeGeneral Electric Company
InventorsDaniel Endecott Osgood, Zachary Daniel Webster, Gregory Terrence Garay, Kevin Robert Feldmann
Life of this patent
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Abstract
A component for a turbine engine includes a body with an exterior surface abutting a combustion flowpath for a combustion gas flow through the turbine engine, a cooling passage defined within the body, and a trench on the exterior surface. The trench includes a plurality of outlets, and a plurality of cooling holes extending from the cooling passage to the corresponding plurality of outlets.
Claims20
A component for a turbine engine, comprising:
- a body with an exterior surface abutting a combustion flowpath for a combustion gas flow through the turbine engine;
- a cooling passage defined within the body and supplying cooling air to the component;
- and
- a trench on the exterior surface, comprising:
- an undulating surface defining a minimum depth and a maximum depth of the trench with respect to the exterior surface;
- a plurality of outlets in the undulating surface;
- and
- a plurality of cooling holes extending from the cooling passage to the corresponding plurality of outlets;
- wherein the undulating surface comprises a curved surface defining a cooling wall between two adjacent outlets in the plurality of outlets.
6 more elements
A component for a turbine engine, comprising:
- a body with an exterior surface abutting a combustion flowpath for a combustion gas flow through the turbine engine;
- a cooling passage defined within the body and supplying cooling air to the component;
- and
- a trench on the exterior surface, comprising:
- a plurality of outlets comprising a first outlet and a second outlet;
- a plurality of cooling holes extending from the cooling passage to the corresponding plurality of outlets, the plurality of cooling holes comprising a first cooling hole and a second cooling hole;
- and
- a curved surface extending from the first outlet to the second outlet to define a cooling wall 94 projecting therebetween.
5 more elements
Dependencies are inferred from the claim text.