Patent ID: 7163373
Filing Date: 2007-01-16
Classification: F01D,F05D

Abstract:
1. A turbine blade, comprising: a generally elongated blade having a leading edge, a trailing edge, a tip at a first end, a root coupled to the blade at an end generally opposite the first end for supporting the blade and for coupling the blade to a disc, and at least one cavity forming a cooling system in the blade; at least one first protrusion protruding from a surface of the cooling system in a cooling channel and positioned at an angle greater than zero relative to a general direction of cooling fluid flow through the cooling system; and a vortex breaker positioned on the at least one first protrusion, wherein a width of the vortex breaker is greater than a width of the at least one first protrusion and a height of the vortex breaker is greater than a width of the at least one first protrusion; wherein a height of the cooling channel in which the vortex breaker is positioned is greater than a height of the vortex breaker.