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CURVED FILM-COOLING HOLE FOR TURBINE AIRFOIL
CURVED FILM-COOLING HOLE FOR TURBINE AIRFOIL
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机译：涡轮机翼的弯曲膜冷却孔
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摘要
PROBLEM TO BE SOLVED: To provide a turbine bucket to effectively film-cool a bucket platform.;SOLUTION: The turbine bucket 10 includes an airfoil 12 at one end thereof; a root 14 at an opposite end thereof; a platform 16 located between the airfoil and the root ; at least one internal cavity located within or radially inward of the platform having at least one film cooling hole extending between the at least one cavity and an external surface of the platform. The film cooling hole is curved along a length dimension of the film cooling hole.;COPYRIGHT: (C)2012,JPO&INPIT
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