Patent ID: 8753071
Filing Date: 2014-06-17
Classification: F01D,F04D,F05D,Y02T

Abstract:
1. A method for providing a fluid cooling system within a high temperature component, comprising the following steps: a) forming at least one microchannel in an external surface of the component; b) forming one or more coolant passage holes extending from at least one of the microchannels to an interior region of the component; c) filling the microchannels and the coolant passage holes with a filler material; d) applying a first layer of a metallic structural coating over the external surface; e) forming at least one slot or a set of relatively small passive cooling holes through the first layer of the metallic structural coating; wherein the slot or the passive cooling holes extend into at least a portion of one of the filled microchannels which are generally aligned below the slot or below the passive cooling holes; f) removing the filler material; and g) applying at least a second coating layer over the first layer.