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    • 2. 发明申请
    • ONLINE SYSTEMS AND METHODS FOR THERMAL INSPECTION OF PARTS
    • 在线检测零件的系统和方法
    • US20090297336A1
    • 2009-12-03
    • US11842219
    • 2007-08-21
    • Jason Randolph AllenRonald Scott Bunker
    • Jason Randolph AllenRonald Scott Bunker
    • F01D25/00G01F1/68
    • G01F1/68F05B2260/80
    • A thermal inspection method is provided. The method includes measuring a transient thermal response of a cooled part installed in a turbine engine, wherein the transient thermal response results from operation of the turbine engine. The method also includes using the transient thermal response to determine one or more of a flow rate of a fluid flowing through one or more film cooling holes in the cooled part during operation of the turbine engine, at least one heat transfer coefficient for one or more internal passages in the cooled part, and a combined thermal response for the cooled part. The method further includes comparing at least one of the flow rate, the at least one heat transfer coefficient, and the combined thermal response of at least a portion of the cooled part to at least one baseline value to determine whether a thermal performance of the cooled part is satisfactory.
    • 提供了热检测方法。 该方法包括测量安装在涡轮发动机中的冷却部件的瞬态热响应,其中瞬态热响应来自涡轮发动机的操作。 该方法还包括使用瞬态热响应来确定在涡轮发动机运行期间流过冷却部分中的一个或多个膜冷却孔的流体的流速中的一个或多个,至少一个或多个传热系数 冷却部分的内部通道,以及冷却部件的组合热响应。 该方法还包括将至少一个热传递系数和至少一部分冷却部件的组合热响应中的至少一个比较至至少一个基准值,以确定冷却的 部分令人满意
    • 10. 发明授权
    • Articles which include chevron film cooling holes, and related processes
    • 包括人字形薄膜冷却孔的文章及相关工艺
    • US08905713B2
    • 2014-12-09
    • US12790675
    • 2010-05-28
    • Ronald Scott BunkerBenjamin Paul Lacy
    • Ronald Scott BunkerBenjamin Paul Lacy
    • F01D5/18
    • F01D5/186F05D2230/10Y02T50/67Y02T50/672Y02T50/676Y10T29/49316
    • An article is described, including an inner surface which can be exposed to a first fluid; an inlet; and an outer surface spaced from the inner surface, which can be exposed to a hotter second fluid. The article further includes at least one row or other pattern of passage holes. Each passage hole includes an inlet bore extending through the substrate from the inlet at the inner surface to a passage hole-exit proximate to the outer surface, with the inlet bore terminating in a chevron outlet adjacent the hole-exit. The chevron outlet includes a pair of wing troughs having a common surface region between them. The common surface region includes a valley which is adjacent the hole-exit; and a plateau adjacent the valley. The article can be an airfoil. Related methods for preparing the passage holes are also described.
    • 描述了一种制品,包括可暴露于第一流体的内表面; 一个入口 以及与内表面间隔开的外表面,其可以暴露于较热的第二流体。 该制品还包括至少一行或其它图案的通道孔。 每个通孔包括从内表面的入口延伸穿过基底的入口孔,靠近外表面的通道孔出口,入口孔终止于邻近孔出口的人字形出口。 人字形出口包括一对翼槽,它们之间具有共同的表面区域。 公共表面区域包括与孔出口相邻的谷部; 和毗邻山谷的高原。 文章可以是一个翼型。 还描述了制备通道孔的相关方法。