JP6145295B2 - マイクロチャネル冷却を備える構成部品 - Google Patents
マイクロチャネル冷却を備える構成部品 Download PDFInfo
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- JP6145295B2 JP6145295B2 JP2013082581A JP2013082581A JP6145295B2 JP 6145295 B2 JP6145295 B2 JP 6145295B2 JP 2013082581 A JP2013082581 A JP 2013082581A JP 2013082581 A JP2013082581 A JP 2013082581A JP 6145295 B2 JP6145295 B2 JP 6145295B2
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
- F01D5/186—Film cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
- F01D5/187—Convection cooling
- F01D5/188—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall
- F01D5/189—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall the insert having a tubular cross-section, e.g. airfoil shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/04—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass turbine or like blades from several pieces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/30—Manufacture with deposition of material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2230/00—Manufacture
- F05D2230/90—Coating; Surface treatment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/204—Heat transfer, e.g. cooling by the use of microcircuits
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49229—Prime mover or fluid pump making
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Description
12 圧縮機
14 燃焼器
16 タービン
18 シャフト
20 燃料ノズル
24 基材の正圧側壁(構成部品)
26 基材の負圧側壁(構成部品)
28 構成部品の前縁
30 構成部品の後縁
32 冷却チャネルの入口部分
34 冷却チャネルの中間部分
36 冷却チャネルの出口部分
52 垂直な面
54 構造コーティングの内側層
56 構造コーティングの外側層
70 膜孔
100 高温ガス流路構成部品
110 基材
112 基材の外面
114 中空内部空間
116 基材の内面
130 チャネル
132 溝
134 溝の基部
136 溝の開口(上部)
140 アクセス孔
142 膜孔
144 透過性スロット
150 コーティング
160 研磨材液体噴射
Claims (17)
- 外面および内面を備える基材であって、前記内面が少なくとも1つの中空内部空間を画定し、基材の前記外面が正圧側壁および負圧側壁を画定し、前記正圧側壁と前記負圧側壁が構成部品の前縁および後縁で接合され、前記外面が、構成部品の前記後縁近傍の前記正圧側壁および前記負圧側壁に沿って少なくとも部分的に延在する1つまたは複数の溝を画定し、各溝がそれぞれの中空内部空間と流体連通している、基材と、
前記基材の前記外面の少なくとも一部分の上に配置され、少なくとも構造コーティングを備えたコーティングであって、前記構造コーティングが前記1つまたは複数の溝の上に延在して、前記1つまたは複数の溝および前記構造コーティングが、共に、構成部品の前記後縁を冷却するための1つまたは複数のチャネルを画定する、コーティングと
を備え、
(1)少なくとも1つの冷却チャネルが、前記負圧側壁に沿って少なくとも部分的に延在し、構成部品の前記後縁近傍の前記正圧側壁と交差する出口部分を含み、前記基材がそれぞれの中空内部空間と前記各冷却チャネルとの間に延在し、流体連通をもたらす少なくとも1つのアクセスチャネルをさらに画定し、各アクセスチャネルが前記各冷却チャネルの基部と交差する、
又は
(2)少なくとも1つの冷却チャネルが、
前記負圧側壁に沿って部分的に延在する入口部分と、
前記正圧側壁に沿って少なくとも部分的に延在し、前記後縁で前記正圧側壁と交差し、前記コーティングを貫通して前記後縁の出口を画定する出口部分と、
前記冷却チャネルの前記入口部分と前記出口部分との間に延在する中間部分と
を備える、構成部品。 - 外面および内面を備える基材であって、前記内面が少なくとも1つの中空内部空間を画定し、基材の前記外面が正圧側壁および負圧側壁を画定し、前記正圧側壁と前記負圧側壁が構成部品の前縁および後縁で接合され、前記外面が、構成部品の前記後縁近傍の前記正圧側壁および前記負圧側壁に沿って少なくとも部分的に延在する1つまたは複数の溝を画定し、各溝がそれぞれの中空内部空間と流体連通している、基材と、
前記基材の前記外面の少なくとも一部分の上に配置され、少なくとも構造コーティングを備えたコーティングであって、前記構造コーティングが前記1つまたは複数の溝の上に延在して、前記1つまたは複数の溝および前記構造コーティングが、共に、構成部品の前記後縁を冷却するための1つまたは複数のチャネルを画定する、コーティングと
を備え、
各溝が開口を備え、各溝が前記溝の前記開口で狭くなり、したがって、リエントラント形状の溝を備え、各冷却流路がリエントラント形状の冷却チャネルを備えるようになっている、構成部品。 - 外面および内面を備える基材であって、前記内面が少なくとも1つの中空内部空間を画定し、基材の前記外面が正圧側壁および負圧側壁を画定し、前記正圧側壁と前記負圧側壁が構成部品の前縁および後縁で接合され、前記外面が、構成部品の前記後縁近傍の前記正圧側壁および前記負圧側壁に沿って少なくとも部分的に延在する1つまたは複数の溝を画定し、各溝がそれぞれの中空内部空間と流体連通している、基材と、
前記基材の前記外面の少なくとも一部分の上に配置され、少なくとも構造コーティングを備えたコーティングであって、前記構造コーティングが前記1つまたは複数の溝の上に延在して、前記1つまたは複数の溝および前記構造コーティングが、共に、構成部品の前記後縁を冷却するための1つまたは複数のチャネルを画定する、コーティングと
を備え、
少なくとも1つの前記チャネルが、
前記負圧側壁に沿って部分的に延在する入口部分と、
前記正圧側壁に沿って少なくとも部分的に延在する出口部分と、
前記冷却チャネルの前記入口部分と前記出口部分との間に延在する中間部分と
を備え、
少なくとも別の前記チャネルが、前記正圧側壁に沿って少なくとも部分的に延在し、
前記基材が少なくとも2つのアクセスチャネルをさらに画定し、少なくとも1つの前記アクセスチャネルがそれぞれの中空内部空間と、前記負圧側壁に沿って部分的に延在し、前記各入口部分の基部と交差する前記冷却チャネルの前記各入口部分との間に延在し、流体連通をもたらし、少なくとも別の前記アクセスチャネルがそれぞれの中空内部空間と、前記正圧側壁に沿って少なくとも部分的に延在し、前記各冷却チャネルの基部と交差する前記冷却チャネルとの間に延在し、流体連通をもたらし、
前記負圧側壁に沿って部分的に延在する前記入口部分を備える前記チャネルと、前記正圧側壁に沿って少なくとも部分的に延在する前記他方のチャネルとが、位置合わせされ、前記出口部分が、前記正圧側壁に沿って少なくとも部分的に延在する前記他方のチャネルの部分である、構成部品。 - タービンエーロフォイルを備え、前記基材がそれぞれの中空内部空間と少なくとも1つの冷却チャネルとの間に延在し、流体連通をもたらす少なくとも1つのアクセスチャネルをさらに画定し、前記各アクセスチャネルが前記各冷却チャネルの基部と交差する、請求項1乃至3のいずれかに記載の構成部品。
- 少なくとも1つの前記チャネルが、前記正圧側壁に沿って少なくとも部分的に延在し、少なくとも1つの前記チャネルが、前記負圧側壁に沿って少なくとも部分的に延在する、請求項1乃至4のいずれかに記載の構成部品。
- 前記正圧側壁に沿って少なくとも部分的に延在する前記チャネルと、前記負圧側壁に沿って少なくとも部分的に延在する前記チャネルとが、位置合わせされている、請求項5記載の構成部品。
- 前記正圧側壁に沿って少なくとも部分的に延在する前記チャネルと、前記負圧側壁に沿って少なくとも部分的に延在する前記チャネルとが、オフセットされている、請求項5記載の構成部品。
- 前記基材が、複数のアクセスチャネルをさらに画定し、前記アクセスチャネルの少なくとも1つがそれぞれの中空内部空間と前記正圧側壁に沿って少なくとも部分的に延在する少なくとも1つの冷却チャネルとの間に延在し、流体連通をもたらし、前記アクセスチャネルの少なくとも1つがそれぞれの中空内部空間と前記負圧側壁に沿って少なくとも部分的に延在する前記少なくとも1つの冷却チャネルとの間に延在し、流体連通をもたらし、各アクセスチャネルが前記各冷却チャネルの基部と交差する、請求項5記載の構成部品。
- 少なくとも1つの前記チャネルが、
前記負圧側壁に沿って部分的に延在する入口部分と、
前記正圧側壁に沿って部分的に延在する出口部分と、
前記冷却チャネルの前記入口部分と前記出口部分との間に延在する中間部分と
を備え、
前記基材がそれぞれの中空内部空間と前記冷却チャネルの前記入口部分との間に延在し、流体連通をもたらす少なくとも1つのアクセスチャネルをさらに画定し、前記アクセスチャネルが前記冷却チャネルの前記入口部分の基部と交差する、請求項1乃至8のいずれかに記載の構成部品。 - 構成部品の前記後縁を冷却するために少なくとも2つのチャネルを備え、少なくとも1つの前記チャネルが、
前記負圧側壁に沿って部分的に延在する入口部分と、
前記正圧側壁に沿って部分的に延在する出口部分と、
前記冷却チャネルの前記入口部分と前記出口部分との間に延在する中間部分と
を備え、
別の少なくとも1つの冷却チャネルが、
前記正圧側壁に沿って部分的に延在する入口部分と、
前記負圧側壁に沿って部分的に延在する出口部分と、
前記冷却チャネルの前記入口部分と前記出口部分との間に延在する中間部分と
を備え、
前記基材がそれぞれの中空内部空間と前記冷却チャネルの前記各入口部分との間に延在し、流体連通をもたらす少なくとも2つのアクセスチャネルをさらに画定し、各アクセスチャネルが前記各冷却チャネルの前記入口部分の基部と交差する、請求項1乃至9のいずれかに記載の構成部品。 - 前記負圧側壁に沿って部分的に延在する前記入口部分を備える前記チャネルと、前記正圧側壁に沿って部分的に延在する前記入口部分を備える前記チャネルとが、オフセットされている、請求項10記載の構成部品。
- 前記負圧側壁に沿って部分的に延在する前記入口部分を備える前記チャネルと、前記正圧側壁に沿って少なくとも部分的に延在する前記他方のチャネルとが、オフセットされている、請求項3記載の構成部品。
- 前記構造コーティングが、1つまたは複数の透過性スロットを画定し、前記構造コーティングが、各溝を完全には埋めないようになっている、請求項1記載の構成部品。
- 前記構造コーティングが、各溝を封止する、請求項1記載の構成部品。
- 外面および内面を備える基材を備える構成部品の後縁近傍に冷却チャネルを形成する方法であって、前記内面が少なくとも1つの中空内部空間を画定し、前記基材の前記外面が正圧側壁および負圧側壁を画定し、前記正圧側壁と前記負圧側壁が構成部品の前縁および後縁で接合されている、方法において、
前記構成部品の前記後縁近傍の前記正圧側壁または前記負圧側壁に沿って少なくとも部分的に延在する前記基材の前記外面内に少なくとも1つの溝を形成するステップと、
前記基材内に少なくとも1つのアクセス孔を形成するステップであって、各アクセス孔が、前記1つまたは複数の溝の各1つの前記基部を貫通して形成されて、前記溝を前記それぞれの中空内部空間と流体連通するように結合する、ステップと、
前記基材の前記外面の少なくとも一部分の上にコーティングを配置するステップであって、前記コーティングが少なくとも構造コーティングを備え、前記構造コーティングが、前記1つまたは複数の溝の上に延在して、前記1つまたは複数の溝、および前記構造コーティングが、共に、前記構成部品の前記後縁を冷却するための1つまたは複数のチャネルを画定するようになっている、ステップと
を含み、
各溝が開口を備え、各溝が前記溝の前記開口で狭くなり、したがって、リエントラント形状の溝を備え、各冷却流路がリエントラント形状の冷却チャネルを備えるようになっている、方法。 - 前記基材の前記外面内の前記溝を形成するステップの前に、前記基材を鋳造するステップをさらに含む、請求項15記載の方法。
- 前記リエントラント形状の溝が、研磨材液体噴射を前記基材の表面に導くことによって形成される、請求項15または16に記載の方法。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/448,469 US9435208B2 (en) | 2012-04-17 | 2012-04-17 | Components with microchannel cooling |
| US13/448,469 | 2012-04-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2013221511A JP2013221511A (ja) | 2013-10-28 |
| JP6145295B2 true JP6145295B2 (ja) | 2017-06-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013082581A Active JP6145295B2 (ja) | 2012-04-17 | 2013-04-11 | マイクロチャネル冷却を備える構成部品 |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US9435208B2 (ja) |
| EP (1) | EP2653655B1 (ja) |
| JP (1) | JP6145295B2 (ja) |
| CN (1) | CN103375199B (ja) |
| RU (1) | RU2013117259A (ja) |
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| US9435208B2 (en) * | 2012-04-17 | 2016-09-06 | General Electric Company | Components with microchannel cooling |
| DE102013109116A1 (de) | 2012-08-27 | 2014-03-27 | General Electric Company (N.D.Ges.D. Staates New York) | Bauteil mit Kühlkanälen und Verfahren zur Herstellung |
| US9238265B2 (en) | 2012-09-27 | 2016-01-19 | General Electric Company | Backstrike protection during machining of cooling features |
| US10378362B2 (en) * | 2013-03-15 | 2019-08-13 | United Technologies Corporation | Gas turbine engine component cooling channels |
| US9476306B2 (en) | 2013-11-26 | 2016-10-25 | General Electric Company | Components with multi-layered cooling features and methods of manufacture |
| US9810072B2 (en) * | 2014-05-28 | 2017-11-07 | General Electric Company | Rotor blade cooling |
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2012
- 2012-04-17 US US13/448,469 patent/US9435208B2/en active Active
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| EP2653655B1 (en) | 2022-08-17 |
| US20170044904A1 (en) | 2017-02-16 |
| CN103375199B (zh) | 2016-03-16 |
| US9435208B2 (en) | 2016-09-06 |
| EP2653655A3 (en) | 2014-05-14 |
| US20130272850A1 (en) | 2013-10-17 |
| RU2013117259A (ru) | 2014-10-27 |
| JP2013221511A (ja) | 2013-10-28 |
| US9598963B2 (en) | 2017-03-21 |
| EP2653655A2 (en) | 2013-10-23 |
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