Cooling jacket of a hollow blade of a distributor
Number of patents in Portfolio can not be more than 2000
United States of America
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Jan 14, 2025
Grant Date -
Aug 15, 2024
app pub date -
Jul 27, 2022
filing date -
Jul 27, 2022
priority date (Note) -
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Abstract
A cooling jacket for a hollow airfoil of a turbine nozzle of a turbomachine, includes a main body including a central intake duct central defining a first ventilation air circulation area and connected to suction and pressure faces including at least two rows of drill holes by two separating walls defining second and third ventilation air circulation areas, an outer plate including first, second and third holes to allow the ventilation air respectively into the first, second and third ventilation air circulation areas, and an inner plate including a central opening to expel air from the first ventilation air circulation area, the outer and inner plates being secured by respectively soldering to the main body to form a one-piece unit with three ventilation air circulation areas, independent and airtight with respect to one another, before its installation in the hollow airfoil of the nozzle.
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