CA2066969C - Turbine blade repair - Google Patents
Turbine blade repair Download PDFInfo
- Publication number
- CA2066969C CA2066969C CA002066969A CA2066969A CA2066969C CA 2066969 C CA2066969 C CA 2066969C CA 002066969 A CA002066969 A CA 002066969A CA 2066969 A CA2066969 A CA 2066969A CA 2066969 C CA2066969 C CA 2066969C
- Authority
- CA
- Canada
- Prior art keywords
- blade
- node
- joint
- distance
- line
- 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.)
- Expired - Fee Related
Links
- 230000008439 repair process Effects 0.000 title description 17
- 238000000034 method Methods 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- 230000003628 erosive effect Effects 0.000 claims description 6
- 230000010355 oscillation Effects 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000005304 joining Methods 0.000 claims description 4
- 230000002441 reversible effect Effects 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 229910000760 Hardened steel Inorganic materials 0.000 description 1
- WAIPAZQMEIHHTJ-UHFFFAOYSA-N [Cr].[Co] Chemical class [Cr].[Co] WAIPAZQMEIHHTJ-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- 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
- 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
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S416/00—Fluid reaction surfaces, i.e. impellers
- Y10S416/50—Vibration damping features
-
- 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)
- Coating By Spraying Or Casting (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB919109016A GB9109016D0 (en) | 1991-04-26 | 1991-04-26 | Turbine blade repair |
| GB9109016.7 | 1991-04-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2066969A1 CA2066969A1 (en) | 1992-10-27 |
| CA2066969C true CA2066969C (en) | 2003-10-28 |
Family
ID=10694002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002066969A Expired - Fee Related CA2066969C (en) | 1991-04-26 | 1992-04-24 | Turbine blade repair |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US5253978A (cg-RX-API-DMAC7.html) |
| EP (1) | EP0511022B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JP3148772B2 (cg-RX-API-DMAC7.html) |
| AT (1) | ATE177980T1 (cg-RX-API-DMAC7.html) |
| AU (1) | AU660457B2 (cg-RX-API-DMAC7.html) |
| CA (1) | CA2066969C (cg-RX-API-DMAC7.html) |
| DE (1) | DE69228718T2 (cg-RX-API-DMAC7.html) |
| GB (1) | GB9109016D0 (cg-RX-API-DMAC7.html) |
| IN (1) | IN182421B (cg-RX-API-DMAC7.html) |
| ZA (1) | ZA923032B (cg-RX-API-DMAC7.html) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9408156D0 (en) * | 1994-04-25 | 1994-06-15 | Turbine Blading Ltd | Turbine blade repair |
| US5522134A (en) * | 1994-06-30 | 1996-06-04 | United Technologies Corporation | Turbine vane flow area restoration method |
| US5553370A (en) * | 1995-02-09 | 1996-09-10 | Pepe; John | Method for repair of steam turbine blades |
| US6339878B1 (en) † | 2000-03-27 | 2002-01-22 | United Technologies Corporation | Method of repairing an airfoil |
| WO2003048528A1 (en) * | 2001-11-30 | 2003-06-12 | Hitachi, Ltd. | Method of repairing rotor blades for power generation gas turbines and repaired turbine rotor blade |
| US8266800B2 (en) | 2003-09-10 | 2012-09-18 | Siemens Energy, Inc. | Repair of nickel-based alloy turbine disk |
| DE102004032461A1 (de) * | 2004-06-30 | 2006-02-02 | Rolls-Royce Deutschland Ltd & Co Kg | Verfahren und Reparatur-Schaufelteil zur BLISK-Reparatur oder zur Neuherstellung von BLISKs |
| US7316057B2 (en) * | 2004-10-08 | 2008-01-08 | Siemens Power Generation, Inc. | Method of manufacturing a rotating apparatus disk |
| US7393182B2 (en) * | 2005-05-05 | 2008-07-01 | Florida Turbine Technologies, Inc. | Composite tip shroud ring |
| US8267663B2 (en) * | 2008-04-28 | 2012-09-18 | Pratt & Whitney Canada Corp. | Multi-cast turbine airfoils and method for making same |
| FR2940352B1 (fr) * | 2008-12-23 | 2014-11-28 | Snecma | Roue mobile de turbomachine a aubes en materiau composite munies de lechettes metalliques. |
| DE102009052883A1 (de) | 2009-11-13 | 2011-05-19 | Mtu Aero Engines Gmbh | Kopplungselement zur mechanischen Kopplung von Schaufeln und Rotor |
| DE102010015211B4 (de) | 2010-04-16 | 2013-06-20 | Mtu Aero Engines Gmbh | Dämpfungselement zur Dämpfung von Laufschaufelschwingungen, Laufschaufel sowie Rotor |
| EP2615246A1 (de) | 2012-01-16 | 2013-07-17 | MTU Aero Engines GmbH | Leitschaufelring, Leitschaufelsegment, Verfahren zur Herstellung eines Leitschaufelsegments sowie eine Strömungsmaschine |
| DE102012201048B4 (de) | 2012-01-25 | 2014-03-27 | MTU Aero Engines AG | Verfahren und Dämpfungseinrichtung zur Schwingungsdämpfung einer Schaufel einer Strömungsmaschine, sowie Strömungsmaschine |
| US11767764B1 (en) * | 2017-01-17 | 2023-09-26 | Rtx Corporation | Gas turbine engine airfoil frequency design |
| DE102020210003A1 (de) | 2020-08-06 | 2022-02-10 | MTU Aero Engines AG | Verfahren zum Reparieren eines integral beschaufelten Rotors |
| US11860060B2 (en) | 2022-04-05 | 2024-01-02 | Rtx Corporation | Integrally bladed rotor analysis and repair systems and methods |
| US12318877B2 (en) | 2022-04-05 | 2025-06-03 | Rtx Corporation | Blend approach based inspection and analysis systems and methods |
| US12037918B2 (en) | 2022-04-05 | 2024-07-16 | Rtx Corporation | Systems and methods for parameterization of inspected bladed rotor analysis |
| US12410711B2 (en) | 2022-04-05 | 2025-09-09 | Rtx Corporation | Bladed rotor inspection, analysis and repair systems and methods |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3912151A (en) * | 1974-09-16 | 1975-10-14 | Aluminum Co Of America | Tube welding method |
| US4118147A (en) * | 1976-12-22 | 1978-10-03 | General Electric Company | Composite reinforcement of metallic airfoils |
| GB2091139B (en) * | 1981-01-12 | 1984-05-23 | Refurbished Turbine Components | Turbine blade repair |
| US4611744A (en) * | 1982-06-23 | 1986-09-16 | Refurbished Turbine Components Ltd. | Turbine blade repair |
| US4480957A (en) * | 1983-04-14 | 1984-11-06 | General Electric Company | Dynamic response modification and stress reduction in dovetail and blade assembly |
| US4514143A (en) * | 1983-04-28 | 1985-04-30 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Aircraft rotor blade with passive tuned tab |
| US4477226A (en) * | 1983-05-09 | 1984-10-16 | General Electric Company | Balance for rotating member |
| JPS60213379A (ja) * | 1984-04-10 | 1985-10-25 | Mitsubishi Heavy Ind Ltd | 熱間圧延板の接合方法 |
| GB2198667B (en) * | 1986-12-20 | 1991-08-07 | Refurbished Turbine Components | Parts for and methods of repairing machines |
| GB8718837D0 (en) * | 1987-08-08 | 1987-09-16 | Refurbished Turbine Components | Repairing turbine blades |
| GB8821812D0 (en) * | 1988-09-16 | 1988-10-19 | Refurbished Turbine Components | Turbine blade repair |
| US4872810A (en) * | 1988-12-14 | 1989-10-10 | United Technologies Corporation | Turbine rotor retention system |
| US5031313A (en) * | 1989-02-17 | 1991-07-16 | General Electric Company | Method of forming F.O.D.-resistant blade |
| GB8904988D0 (en) * | 1989-03-04 | 1989-04-19 | Refurbished Turbine Components | Turbine blade repair |
-
1991
- 1991-04-26 GB GB919109016A patent/GB9109016D0/en active Pending
-
1992
- 1992-04-24 US US07/874,298 patent/US5253978A/en not_active Expired - Lifetime
- 1992-04-24 AU AU15181/92A patent/AU660457B2/en not_active Ceased
- 1992-04-24 IN IN244MA1992 patent/IN182421B/en unknown
- 1992-04-24 CA CA002066969A patent/CA2066969C/en not_active Expired - Fee Related
- 1992-04-27 JP JP13143092A patent/JP3148772B2/ja not_active Expired - Fee Related
- 1992-04-27 DE DE69228718T patent/DE69228718T2/de not_active Expired - Fee Related
- 1992-04-27 ZA ZA923032A patent/ZA923032B/xx unknown
- 1992-04-27 AT AT92303751T patent/ATE177980T1/de not_active IP Right Cessation
- 1992-04-27 EP EP92303751A patent/EP0511022B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| IN182421B (cg-RX-API-DMAC7.html) | 1999-04-10 |
| ZA923032B (en) | 1993-01-27 |
| CA2066969A1 (en) | 1992-10-27 |
| DE69228718T2 (de) | 1999-10-21 |
| ATE177980T1 (de) | 1999-04-15 |
| GB9109016D0 (en) | 1991-06-12 |
| EP0511022B1 (en) | 1999-03-24 |
| JP3148772B2 (ja) | 2001-03-26 |
| AU1518192A (en) | 1992-10-29 |
| AU660457B2 (en) | 1995-06-29 |
| US5253978A (en) | 1993-10-19 |
| DE69228718D1 (de) | 1999-04-29 |
| JPH05263602A (ja) | 1993-10-12 |
| EP0511022A1 (en) | 1992-10-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |