JP2008215353A - タービンノズルセグメント及びその補修方法 - Google Patents
タービンノズルセグメント及びその補修方法 Download PDFInfo
- Publication number
- JP2008215353A JP2008215353A JP2008054181A JP2008054181A JP2008215353A JP 2008215353 A JP2008215353 A JP 2008215353A JP 2008054181 A JP2008054181 A JP 2008054181A JP 2008054181 A JP2008054181 A JP 2008054181A JP 2008215353 A JP2008215353 A JP 2008215353A
- Authority
- JP
- Japan
- Prior art keywords
- nozzle segment
- tenon
- inner band
- nozzle
- turbine
- 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.)
- Granted
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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
- F01D5/005—Repairing methods or devices
-
- 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
- B23P6/00—Restoring or reconditioning objects
- B23P6/002—Repairing turbine components, e.g. moving or stationary blades, rotors
- B23P6/005—Repairing turbine components, e.g. moving or stationary blades, rotors using only replacement pieces of a particular form
-
- 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
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
- F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
- F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
-
- 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
- F05D2230/10—Manufacture by removing 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
- F05D2230/20—Manufacture essentially without removing material
- F05D2230/21—Manufacture essentially without removing material by casting
-
- 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
- F05D2230/20—Manufacture essentially without removing material
- F05D2230/23—Manufacture essentially without removing material by permanently joining parts together
- F05D2230/232—Manufacture essentially without removing material by permanently joining parts together by welding
- F05D2230/233—Electron beam welding
-
- 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
- F05D2230/20—Manufacture essentially without removing material
- F05D2230/23—Manufacture essentially without removing material by permanently joining parts together
- F05D2230/232—Manufacture essentially without removing material by permanently joining parts together by welding
- F05D2230/237—Brazing
-
- 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
- Y10T29/49236—Fluid pump or compressor making
- Y10T29/49238—Repairing, converting, servicing or salvaging
-
- 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
- Y10T29/49316—Impeller making
- Y10T29/49318—Repairing or disassembling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
【解決手段】本方法は、補修不能なノズルセグメント(10)からの回収可能なハニカム裏当て金(18)残余物のような部品を使用する段階と該ハニカム裏当て金(18)を交換用鋳造品に接合する段階とを含む。交換用鋳造品は、ハニカム裏当て金(18)の背面上に形成されたほぞ穴(22)と係合する、内側バンド(16)上に形成されたテノン(20)を含む。本方法に関連して使用するノズルセグメント(10)及びノズルセグメント鋳造品もまた、開示している。
【選択図】 図5
Description
12 第1及び第2のノズルベーン
14 外側バンド
16 内側バンド
18 ハニカム裏当て金
20 テノン
22 ほぞ穴
Claims (10)
- 外側バンド(14)及び内側バンド(16)間に配置された少なくとも1つのベーン(12)を有するタービンノズルセグメント(10)を補修する方法であって、
前記タービンノズルセグメント(10)の内側バンド(16)から回収可能なノズル要素を分離する段階と、
前記ノズル要素の背面内にほぞ穴(22)を形成する段階と、
外側バンド(14)及び少なくとも1つのベーン(12)を有する交換用鋳造品の内側バンド(16)上にテノン(20)を形成する段階と、
前記ノズル要素のほぞ穴(22)内に前記内側バンド(16)のテノン(20)を配置する段階と、
前記テノン(20)及びほぞ穴(22)を互いに固定する段階と、
を含む方法。 - 前記テノン(20)及びほぞ穴(22)を互いに固定する段階が、ロウ付け、従来型溶接又は電子ビーム溶接を含む、請求項1記載の方法。
- 前記ノズル要素の背面内にほぞ穴(22)を形成する段階が、該ほぞ穴(22)を機械加工する段階を含む、請求項1記載の方法。
- 前記交換用鋳造品の内側バンド(16)上にテノン(20)を形成する段階が、該テノン(20)を機械加工する段階を含む、請求項1記載の方法。
- 前記交換用鋳造品の内側バンド(16)上にテノン(20)を形成する段階が、第2段HPTノズルセグメント(10)の内側バンド(16)上に該テノン(20)を形成する段階を含む、請求項1記載の方法。
- 前記交換用鋳造品の内側バンド(16)上にテノン(20)を形成する段階が、一体形に形成したノズルセグメント鋳造品の内側バンド(16)上に該テノン(20)を形成する段階を含む、請求項1記載の方法。
- 前記タービンノズルセグメント(10)の内側バンド(16)から回収可能なノズル要素を分離する段階が、前記内側バンド(16)からハニカム裏当て金(18)を分離する段階を含む、請求項1記載の方法。
- 外側バンド(14)及び内側バンド(16)間に配置された少なくとも1つのベーン(12)を有するタービンノズルセグメント鋳造品と、
前記内側バンド(16)上に形成されたテノン(20)と、
その背面内に形成され、前記テノン(20)上に係合関係で配置されかつ該テノンに対して固定されたほぞ穴(22)を有する内側バンド要素と、
を含むタービンノズルセグメント(10)。 - 該ノズルセグメント(10)が、2つのベーン(12)を有する第2段HPTノズルセグメントである、請求項8記載のタービンノズルセグメント(10)。
- 前記内側バンド要素が、ハニカム裏当て金(18)を含む、請求項8記載のタービンノズルセグメント(10)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/683,005 | 2007-03-07 | ||
US11/683,005 US7837437B2 (en) | 2007-03-07 | 2007-03-07 | Turbine nozzle segment and repair method |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008215353A true JP2008215353A (ja) | 2008-09-18 |
JP5214280B2 JP5214280B2 (ja) | 2013-06-19 |
Family
ID=39363961
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008054181A Expired - Fee Related JP5214280B2 (ja) | 2007-03-07 | 2008-03-05 | タービンノズルセグメント及びその補修方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7837437B2 (ja) |
EP (1) | EP1967697A3 (ja) |
JP (1) | JP5214280B2 (ja) |
BR (1) | BRPI0800899A (ja) |
CA (1) | CA2623675C (ja) |
SG (1) | SG145652A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011515610A (ja) * | 2008-03-19 | 2011-05-19 | スネクマ | ターボ機械用のセクタ化された分配器 |
JP2011517479A (ja) * | 2008-03-19 | 2011-06-09 | スネクマ | タービンエンジン用タービン分配器 |
JP2013002444A (ja) * | 2011-06-17 | 2013-01-07 | General Electric Co <Ge> | タービンエンジンのタービンノズルセグメントを補修する方法 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100050407A1 (en) * | 2008-08-28 | 2010-03-04 | Buck David A | Method of Repairing Tong Jaw |
US20130028745A1 (en) * | 2011-07-29 | 2013-01-31 | Michael Gregory Blackburn | System and Method for Generating Electrical Power Using an Improved Wind Turbine Blade |
US8790084B2 (en) | 2011-10-31 | 2014-07-29 | General Electric Company | Airfoil and method of fabricating the same |
WO2014134262A1 (en) | 2013-03-01 | 2014-09-04 | United Technologies Corporation | Repair of surface damage at edges of cellular panels |
Citations (12)
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US3343806A (en) * | 1965-05-27 | 1967-09-26 | Gen Electric | Rotor assembly for gas turbine engines |
JPS63143302A (ja) * | 1986-12-03 | 1988-06-15 | ゼネラル・エレクトリック・カンパニイ | 封じ集成体 |
US5269057A (en) * | 1991-12-24 | 1993-12-14 | Freedom Forge Corporation | Method of making replacement airfoil components |
JPH07180504A (ja) * | 1993-10-27 | 1995-07-18 | Westinghouse Electric Corp <We> | ガスタービン |
US6139264A (en) * | 1998-12-07 | 2000-10-31 | General Electric Company | Compressor interstage seal |
JP2001152873A (ja) * | 1999-11-12 | 2001-06-05 | General Electric Co <Ge> | タービンノズルセグメントとその修理方法 |
JP2001323803A (ja) * | 2000-04-03 | 2001-11-22 | United Technol Corp <Utc> | ステータベーンおよびその処理方法ならびに交換用細部 |
JP2002168133A (ja) * | 2000-11-16 | 2002-06-14 | General Electric Co <Ge> | タービンノズルセグメント及びその修理方法 |
JP2003097218A (ja) * | 2001-07-19 | 2003-04-03 | Toshiba Corp | 組立式ノズルダイアフラムおよびその組立方法 |
JP2003343280A (ja) * | 2002-05-30 | 2003-12-03 | Mitsubishi Heavy Ind Ltd | 高温部品のクーポン補修方法及びクーポンを有する高温部品 |
JP2005224862A (ja) * | 2004-02-10 | 2005-08-25 | United Technol Corp <Utc> | 鋳造ステータベーンセグメントの脚部を補修する補修方法 |
GB2422641A (en) * | 2005-01-28 | 2006-08-02 | Rolls Royce Plc | Vane having sealing part with a cavity |
Family Cites Families (8)
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US4889470A (en) * | 1988-08-01 | 1989-12-26 | Westinghouse Electric Corp. | Compressor diaphragm assembly |
US4986737A (en) * | 1988-12-29 | 1991-01-22 | General Electric Company | Damped gas turbine engine airfoil row |
US5062767A (en) * | 1990-04-27 | 1991-11-05 | The United States Of America As Represented By The Secretary Of The Air Force | Segmented composite inner shrouds |
US5584654A (en) * | 1995-12-22 | 1996-12-17 | General Electric Company | Gas turbine engine fan stator |
US6146091A (en) * | 1998-03-03 | 2000-11-14 | Mitsubishi Heavy Industries, Ltd. | Gas turbine cooling structure |
US6354797B1 (en) * | 2000-07-27 | 2002-03-12 | General Electric Company | Brazeless fillet turbine nozzle |
US6793457B2 (en) * | 2002-11-15 | 2004-09-21 | General Electric Company | Fabricated repair of cast nozzle |
US6884036B2 (en) * | 2003-04-15 | 2005-04-26 | General Electric Company | Complementary cooled turbine nozzle |
-
2007
- 2007-03-07 US US11/683,005 patent/US7837437B2/en not_active Expired - Fee Related
-
2008
- 2008-02-15 SG SG200801257-7A patent/SG145652A1/en unknown
- 2008-02-27 BR BRPI0800899-0A patent/BRPI0800899A/pt not_active IP Right Cessation
- 2008-02-28 CA CA2623675A patent/CA2623675C/en not_active Expired - Fee Related
- 2008-03-04 EP EP20080152272 patent/EP1967697A3/en not_active Withdrawn
- 2008-03-05 JP JP2008054181A patent/JP5214280B2/ja not_active Expired - Fee Related
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3343806A (en) * | 1965-05-27 | 1967-09-26 | Gen Electric | Rotor assembly for gas turbine engines |
JPS63143302A (ja) * | 1986-12-03 | 1988-06-15 | ゼネラル・エレクトリック・カンパニイ | 封じ集成体 |
US5269057A (en) * | 1991-12-24 | 1993-12-14 | Freedom Forge Corporation | Method of making replacement airfoil components |
JPH07180504A (ja) * | 1993-10-27 | 1995-07-18 | Westinghouse Electric Corp <We> | ガスタービン |
US6139264A (en) * | 1998-12-07 | 2000-10-31 | General Electric Company | Compressor interstage seal |
JP2001152873A (ja) * | 1999-11-12 | 2001-06-05 | General Electric Co <Ge> | タービンノズルセグメントとその修理方法 |
JP2001323803A (ja) * | 2000-04-03 | 2001-11-22 | United Technol Corp <Utc> | ステータベーンおよびその処理方法ならびに交換用細部 |
JP2002168133A (ja) * | 2000-11-16 | 2002-06-14 | General Electric Co <Ge> | タービンノズルセグメント及びその修理方法 |
JP2003097218A (ja) * | 2001-07-19 | 2003-04-03 | Toshiba Corp | 組立式ノズルダイアフラムおよびその組立方法 |
JP2003343280A (ja) * | 2002-05-30 | 2003-12-03 | Mitsubishi Heavy Ind Ltd | 高温部品のクーポン補修方法及びクーポンを有する高温部品 |
JP2005224862A (ja) * | 2004-02-10 | 2005-08-25 | United Technol Corp <Utc> | 鋳造ステータベーンセグメントの脚部を補修する補修方法 |
GB2422641A (en) * | 2005-01-28 | 2006-08-02 | Rolls Royce Plc | Vane having sealing part with a cavity |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011515610A (ja) * | 2008-03-19 | 2011-05-19 | スネクマ | ターボ機械用のセクタ化された分配器 |
JP2011517479A (ja) * | 2008-03-19 | 2011-06-09 | スネクマ | タービンエンジン用タービン分配器 |
JP2013002444A (ja) * | 2011-06-17 | 2013-01-07 | General Electric Co <Ge> | タービンエンジンのタービンノズルセグメントを補修する方法 |
US9447689B2 (en) | 2011-06-17 | 2016-09-20 | General Electric Company | Method of repairing a turbine nozzle segment in a turbine engine |
Also Published As
Publication number | Publication date |
---|---|
EP1967697A2 (en) | 2008-09-10 |
SG145652A1 (en) | 2008-09-29 |
EP1967697A3 (en) | 2015-05-06 |
US20080273971A1 (en) | 2008-11-06 |
BRPI0800899A (pt) | 2008-10-21 |
CA2623675A1 (en) | 2008-09-07 |
JP5214280B2 (ja) | 2013-06-19 |
CA2623675C (en) | 2015-01-13 |
US7837437B2 (en) | 2010-11-23 |
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