JP2006348938A - タービンバケット先端キャップ - Google Patents
タービンバケット先端キャップ Download PDFInfo
- Publication number
- JP2006348938A JP2006348938A JP2006161947A JP2006161947A JP2006348938A JP 2006348938 A JP2006348938 A JP 2006348938A JP 2006161947 A JP2006161947 A JP 2006161947A JP 2006161947 A JP2006161947 A JP 2006161947A JP 2006348938 A JP2006348938 A JP 2006348938A
- Authority
- JP
- Japan
- Prior art keywords
- tip cap
- pins
- cap piece
- tip
- pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 229910000531 Co alloy Inorganic materials 0.000 claims description 2
- 238000001816 cooling Methods 0.000 description 25
- 238000012546 transfer Methods 0.000 description 9
- 239000007789 gas Substances 0.000 description 6
- 238000005266 casting Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 5
- 230000004907 flux Effects 0.000 description 4
- 230000003190 augmentative effect Effects 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005713 exacerbation Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910000601 superalloy Inorganic materials 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Images
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
- F01D5/20—Specially-shaped blade tips to seal space between tips and stator
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2201/00—Metals
- F05C2201/04—Heavy metals
- F05C2201/0433—Iron group; Ferrous alloys, e.g. steel
- F05C2201/0463—Cobalt
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2201/00—Metals
- F05C2201/04—Heavy metals
- F05C2201/0433—Iron group; Ferrous alloys, e.g. steel
- F05C2201/0466—Nickel
-
- 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
- F05D2260/221—Improvement of heat transfer
- F05D2260/2212—Improvement of heat transfer by creating turbulence
-
- 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
- F05D2260/221—Improvement of heat transfer
- F05D2260/2214—Improvement of heat transfer by increasing the heat transfer surface
-
- 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
- F05D2260/221—Improvement of heat transfer
- F05D2260/2214—Improvement of heat transfer by increasing the heat transfer surface
- F05D2260/22141—Improvement of heat transfer by increasing the heat transfer surface using fins or ribs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
【解決手段】本先端キャップピース(100)は、低温側面(60)と該低温側面(60)上に配置された多数のピン(110)とを含む。
【選択図】 図5
Description
12 ダブテール
14 ブレードシャンク
16 プラットフォーム
18 翼形部
20 根元
22 先端
24 凹面形正圧側壁
26 凸面形負圧側壁
28 前縁
30 後縁
32 後縁冷却孔
33 前縁冷却孔
34 先端キャップ
36 スキーラ先端
40 内部冷却通路
42 内部先端反転領域
50 高温側面
60 低温側面
100 先端キャップピース
110 先端キャップピン
120 基部フィレット
130 頂部
140 周辺領域
150 リブ
Claims (10)
- タービンバケット(10)内で使用するための先端キャップピース(100)であって、
低温側面(60)と、
前記低温側面(60)上に配置された複数のピン(110)と、
を含む先端キャップピース(100)。 - 前記複数のピン(110)の各々が、基部フィレット(120)と細長い頂部(130)とを含む、請求項1記載の先端キャップピース(100)。
- 前記複数のピン(110)が、ニッケル基又はコバルト基合金を含む、請求項1記載の先端キャップピース(100)。
- 前記複数のピン(110)は、2〜4の高さ対直径比を有する、請求項1記載の先端キャップピース(100)。
- 複数のピン(110)の各々が、0.5mm〜2.5mmの高さを有し、該高さの2〜4倍の幅を有する、請求項1記載の先端キャップピース(100)。
- 前記複数のピン(110)が、千鳥状配列を含む、請求項1記載の先端キャップピース(100)。
- 前記複数のピン(110)の各々が、対角線に沿って互いに略2.5mm離れた位置にある、請求項1記載の先端キャップピース(100)。
- 複数のピン(110)のピン間隔対直径比が略4である、請求項1記載の先端キャップピース(100)。
- 前記低温側面(60)が、前記複数のピン(110)がない周辺領域(140)を含む、請求項1記載の先端キャップピース(100)。
- 前記低温側面(60)が、該低温側面上に配置されたリブ(150)を含む、請求項1記載の先端キャップピース(100)。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/160,272 US7837440B2 (en) | 2005-06-16 | 2005-06-16 | Turbine bucket tip cap |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006348938A true JP2006348938A (ja) | 2006-12-28 |
JP2006348938A5 JP2006348938A5 (ja) | 2009-07-30 |
Family
ID=36926331
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006161947A Pending JP2006348938A (ja) | 2005-06-16 | 2006-06-12 | タービンバケット先端キャップ |
Country Status (4)
Country | Link |
---|---|
US (1) | US7837440B2 (ja) |
EP (1) | EP1734228B1 (ja) |
JP (1) | JP2006348938A (ja) |
CN (2) | CN1880728A (ja) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8172507B2 (en) * | 2009-05-12 | 2012-05-08 | Siemens Energy, Inc. | Gas turbine blade with double impingement cooled single suction side tip rail |
US8157505B2 (en) * | 2009-05-12 | 2012-04-17 | Siemens Energy, Inc. | Turbine blade with single tip rail with a mid-positioned deflector portion |
US8371817B2 (en) * | 2009-09-15 | 2013-02-12 | General Electric Company | Apparatus and method for a turbine bucket tip cap |
US8573949B2 (en) * | 2009-09-30 | 2013-11-05 | General Electric Company | Method and system for focused energy brazing |
US9249675B2 (en) | 2011-08-30 | 2016-02-02 | General Electric Company | Pin-fin array |
US9663404B2 (en) | 2012-01-03 | 2017-05-30 | General Electric Company | Method of forming a ceramic matrix composite and a ceramic matrix component |
US9297261B2 (en) | 2012-03-07 | 2016-03-29 | United Technologies Corporation | Airfoil with improved internal cooling channel pedestals |
US9777582B2 (en) | 2012-07-03 | 2017-10-03 | United Technologies Corporation | Tip leakage flow directionality control |
US9260972B2 (en) | 2012-07-03 | 2016-02-16 | United Technologies Corporation | Tip leakage flow directionality control |
US9957817B2 (en) | 2012-07-03 | 2018-05-01 | United Technologies Corporation | Tip leakage flow directionality control |
US9951629B2 (en) | 2012-07-03 | 2018-04-24 | United Technologies Corporation | Tip leakage flow directionality control |
US10427213B2 (en) * | 2013-07-31 | 2019-10-01 | General Electric Company | Turbine blade with sectioned pins and method of making same |
US10107108B2 (en) | 2015-04-29 | 2018-10-23 | General Electric Company | Rotor blade having a flared tip |
US10450874B2 (en) | 2016-02-13 | 2019-10-22 | General Electric Company | Airfoil for a gas turbine engine |
US11021967B2 (en) * | 2017-04-03 | 2021-06-01 | General Electric Company | Turbine engine component with a core tie hole |
US11060407B2 (en) * | 2017-06-22 | 2021-07-13 | General Electric Company | Turbomachine rotor blade |
US11208899B2 (en) | 2018-03-14 | 2021-12-28 | General Electric Company | Cooling assembly for a turbine assembly |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3800864A (en) * | 1972-09-05 | 1974-04-02 | Gen Electric | Pin-fin cooling system |
JPS54101013A (en) * | 1977-12-21 | 1979-08-09 | Gen Electric | Tippcapped turboomachine vane and method of producing same |
JPH08240102A (ja) * | 1995-03-02 | 1996-09-17 | Mitsubishi Heavy Ind Ltd | ガスタービンの蒸気冷却翼 |
JP2001107701A (ja) * | 1999-10-08 | 2001-04-17 | Mitsubishi Heavy Ind Ltd | ガスタービン動翼 |
JP2004225701A (ja) * | 2003-01-24 | 2004-08-12 | United Technol Corp <Utc> | タービンブレード |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3677331A (en) * | 1969-07-14 | 1972-07-18 | Martin Marietta Corp | Casting process for nickel base alloys |
US5772397A (en) * | 1996-05-08 | 1998-06-30 | Alliedsignal Inc. | Gas turbine airfoil with aft internal cooling |
EP0945595A3 (en) * | 1998-03-26 | 2001-10-10 | Mitsubishi Heavy Industries, Ltd. | Gas turbine cooled blade |
US6174133B1 (en) | 1999-01-25 | 2001-01-16 | General Electric Company | Coolable airfoil |
US6261054B1 (en) | 1999-01-25 | 2001-07-17 | General Electric Company | Coolable airfoil assembly |
DE19921644B4 (de) * | 1999-05-10 | 2012-01-05 | Alstom | Kühlbare Schaufel für eine Gasturbine |
US6224336B1 (en) * | 1999-06-09 | 2001-05-01 | General Electric Company | Triple tip-rib airfoil |
US6087059A (en) * | 1999-06-28 | 2000-07-11 | Xerox Corporation | Toner and developer compositions |
US6244331B1 (en) * | 1999-10-22 | 2001-06-12 | Intel Corporation | Heatsink with integrated blower for improved heat transfer |
US6729383B1 (en) * | 1999-12-16 | 2004-05-04 | The United States Of America As Represented By The Secretary Of The Navy | Fluid-cooled heat sink with turbulence-enhancing support pins |
US6273186B1 (en) * | 2000-03-13 | 2001-08-14 | Satcon Technology Corporation | Low-cost, high density, staggered pin fin array |
US6506022B2 (en) | 2001-04-27 | 2003-01-14 | General Electric Company | Turbine blade having a cooled tip shroud |
US6494678B1 (en) | 2001-05-31 | 2002-12-17 | General Electric Company | Film cooled blade tip |
US6595748B2 (en) | 2001-08-02 | 2003-07-22 | General Electric Company | Trichannel airfoil leading edge cooling |
EP1510653B1 (de) * | 2003-07-29 | 2008-05-28 | Siemens Aktiengesellschaft | Gekühlte Turbinenschaufel |
US6984102B2 (en) * | 2003-11-19 | 2006-01-10 | General Electric Company | Hot gas path component with mesh and turbulated cooling |
US7137782B2 (en) | 2004-04-27 | 2006-11-21 | General Electric Company | Turbulator on the underside of a turbine blade tip turn and related method |
US7175391B2 (en) | 2004-07-08 | 2007-02-13 | United Technologies Corporation | Turbine blade |
-
2005
- 2005-06-16 US US11/160,272 patent/US7837440B2/en not_active Expired - Fee Related
-
2006
- 2006-06-08 EP EP06252966.4A patent/EP1734228B1/en not_active Expired - Fee Related
- 2006-06-12 JP JP2006161947A patent/JP2006348938A/ja active Pending
- 2006-06-16 CN CN200610092804.4A patent/CN1880728A/zh active Pending
- 2006-06-16 CN CN201410070693.1A patent/CN103790641B/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3800864A (en) * | 1972-09-05 | 1974-04-02 | Gen Electric | Pin-fin cooling system |
JPS54101013A (en) * | 1977-12-21 | 1979-08-09 | Gen Electric | Tippcapped turboomachine vane and method of producing same |
JPH08240102A (ja) * | 1995-03-02 | 1996-09-17 | Mitsubishi Heavy Ind Ltd | ガスタービンの蒸気冷却翼 |
JP2001107701A (ja) * | 1999-10-08 | 2001-04-17 | Mitsubishi Heavy Ind Ltd | ガスタービン動翼 |
JP2004225701A (ja) * | 2003-01-24 | 2004-08-12 | United Technol Corp <Utc> | タービンブレード |
Also Published As
Publication number | Publication date |
---|---|
US20060285974A1 (en) | 2006-12-21 |
CN103790641A (zh) | 2014-05-14 |
US7837440B2 (en) | 2010-11-23 |
EP1734228A2 (en) | 2006-12-20 |
CN103790641B (zh) | 2015-11-04 |
EP1734228A3 (en) | 2007-06-27 |
EP1734228B1 (en) | 2019-07-31 |
CN1880728A (zh) | 2006-12-20 |
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