General Electric Company
Selective thermal coating of cooling holes with air flow

Abstract:

A system according to various embodiments can include: a coating system configured to apply a thermal coating material to a component, the component having a plurality of cooling holes; an airflow system coupled with the coating system, the airflow system configured to force air through the component; and a control system coupled with the airflow system and the coating system, the control system configured to: detect coating instructions for the coating system, the coating instructions instructing the coating system to apply the thermal coating material to a subset of the plurality of cooling holes; and instruct the airflow system to force air through the subset of the plurality of cooling holes during application of the thermal coating material to the component in response to detecting the coating instructions.