Coupon for hot gas path component having manufacturing assist features

A coupon for replacing a cutout in a hot gas path component of a turbomachine is provided. The coupon includes a body having an outer surface; a chamber within the body for receiving a flow of a coolant; and a passage extending from the chamber to the outer surface of the body. The passage includes...

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Bibliographic Details
Main Authors HOEBEL MATTHIAS, CHABANE HINDE
Format Patent
LanguageChinese
English
Published 16.01.2018
Subjects
BLASTING
ENGINE PLANTS IN GENERAL
HEATING
LIGHTING
MACHINES OR ENGINES IN GENERAL
MECHANICAL ENGINEERING
NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES
STEAM ENGINES
WEAPONS
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Summary:A coupon for replacing a cutout in a hot gas path component of a turbomachine is provided. The coupon includes a body having an outer surface; a chamber within the body for receiving a flow of a coolant; and a passage extending from the chamber to the outer surface of the body. The passage includes an internal portion within a wall of the body having a first perpendicular, cross-sectional area andan exit portion at the outer surface of the body having a second perpendicular, cross-sectional area that is greater than the first perpendicular, cross-sectional area. 本发明提供了种用于替换涡轮机械的热气体路径部件中的切口的试样块。所述试样块包括：主体，其具有外表面；室，其在主体内用于接纳冷却剂流；以及通道，其从室延伸至主体的外表面。通道包括：在主体的壁内的内部部分，其具有第垂直横截面区域；和在主体的外表面处的出口部分，其具有大于第垂直横截面区域的第二垂直横截面区域。
Bibliography:Application Number: CN201710554878