Turbine airfoil with local wall thickness control
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United States of America Patent
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Jan 9, 2018
Issued Date -
N/A
app pub date -
Apr 23, 2013
filing date -
Apr 23, 2012
priority date (Note) -
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Abstract
A turbine airfoil for a gas turbine engine including an outer peripheral wall having an external surface, the outer peripheral wall enclosing an interior space and including a concave pressure sidewall and a convex suction sidewall joined together at a leading edge and at a trailing edge; wherein the outer peripheral wall has a varying wall thickness which incorporates a locally-thickened wall portion; and a film cooling hole having a shaped diffuser exit passing through the outer peripheral wall within the locally-thickened wall portion.
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