DE69615484D1 - Verfahren zum umlenken von rissen - Google Patents
Verfahren zum umlenken von rissenInfo
- Publication number
- DE69615484D1 DE69615484D1 DE69615484T DE69615484T DE69615484D1 DE 69615484 D1 DE69615484 D1 DE 69615484D1 DE 69615484 T DE69615484 T DE 69615484T DE 69615484 T DE69615484 T DE 69615484T DE 69615484 D1 DE69615484 D1 DE 69615484D1
- Authority
- DE
- Germany
- Prior art keywords
- cracks
- reflecting
- reflecting cracks
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D10/00—Modifying the physical properties by methods other than heat treatment or deformation
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D10/00—Modifying the physical properties by methods other than heat treatment or deformation
- C21D10/005—Modifying the physical properties by methods other than heat treatment or deformation by laser shock processing
-
- 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
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
-
- 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
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
- F01D5/286—Particular treatment of blades, e.g. to increase durability or resistance against corrosion or erosion
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2221/00—Treating localised areas of an article
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D7/00—Modifying the physical properties of iron or steel by deformation
- C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
- C21D7/04—Modifying the physical properties of iron or steel by deformation by cold working of the surface
- C21D7/06—Modifying the physical properties of iron or steel by deformation by cold working of the surface by shot-peening or the like
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Optics & Photonics (AREA)
- Laser Beam Processing (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/399,319 US5569018A (en) | 1995-03-06 | 1995-03-06 | Technique to prevent or divert cracks |
PCT/US1996/003014 WO1996027684A1 (en) | 1995-03-06 | 1996-03-06 | A technique to prevent or divert cracks |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69615484D1 true DE69615484D1 (de) | 2001-10-31 |
DE69615484T2 DE69615484T2 (de) | 2002-06-13 |
Family
ID=23579086
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69615484T Expired - Fee Related DE69615484T2 (de) | 1995-03-06 | 1996-03-06 | Verfahren zum umlenken von rissen |
Country Status (7)
Country | Link |
---|---|
US (1) | US5569018A (de) |
EP (1) | EP0758406B1 (de) |
JP (1) | JP3738397B2 (de) |
KR (1) | KR100423194B1 (de) |
DE (1) | DE69615484T2 (de) |
IL (1) | IL117384A (de) |
WO (1) | WO1996027684A1 (de) |
Families Citing this family (56)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5813265A (en) * | 1997-12-12 | 1998-09-29 | General Electric Company | Balanced electromagnetic peening |
US5932120A (en) | 1997-12-18 | 1999-08-03 | General Electric Company | Laser shock peening using low energy laser |
US6183882B1 (en) * | 1998-06-29 | 2001-02-06 | General Electric Company | In plane deflection coupon for monitoring and controlling of laser shock peening |
GB9818484D0 (en) | 1998-08-26 | 1998-10-21 | Rolls Royce Plc | A method and apparatus for improving material properties |
US20050145306A1 (en) * | 1998-09-03 | 2005-07-07 | Uit, L.L.C. Company | Welded joints with new properties and provision of such properties by ultrasonic impact treatment |
US6338765B1 (en) * | 1998-09-03 | 2002-01-15 | Uit, L.L.C. | Ultrasonic impact methods for treatment of welded structures |
US6932876B1 (en) * | 1998-09-03 | 2005-08-23 | U.I.T., L.L.C. | Ultrasonic impact machining of body surfaces to correct defects and strengthen work surfaces |
US20060016858A1 (en) * | 1998-09-03 | 2006-01-26 | U.I.T., Llc | Method of improving quality and reliability of welded rail joint properties by ultrasonic impact treatment |
DE60044856D1 (de) | 1999-07-19 | 2010-09-30 | Univ California | Formgebung von Metallen durch Laserschockstrahlen |
US6670578B2 (en) | 1999-07-19 | 2003-12-30 | The Regents Of The University Of California | Pre-loading of components during laser peenforming |
US6296448B1 (en) * | 1999-09-30 | 2001-10-02 | General Electric Company | Simultaneous offset dual sided laser shock peening |
GB2356588B (en) * | 1999-11-25 | 2003-11-12 | Rolls Royce Plc | Processing tip treatment bars in a gas turbine engine |
US6479790B1 (en) * | 2000-01-31 | 2002-11-12 | General Electric Company | Dual laser shock peening |
US6423935B1 (en) | 2000-02-18 | 2002-07-23 | The Regents Of The University Of California | Identification marking by means of laser peening |
GB2361032A (en) * | 2000-04-05 | 2001-10-10 | Rolls Royce Plc | A gas turbine engine blade containment assembly |
US6467988B1 (en) * | 2000-05-20 | 2002-10-22 | General Electric Company | Reducing cracking adjacent shell flange connecting bolts |
US6657160B2 (en) * | 2001-01-25 | 2003-12-02 | The Regents Of The University Of California | Laser peening of components of thin cross-section |
US6752593B2 (en) * | 2001-08-01 | 2004-06-22 | Lsp Technologies, Inc. | Articles having improved residual stress profile characteristics produced by laser shock peening |
US20030095928A1 (en) * | 2001-09-19 | 2003-05-22 | Elan Pharma International Limited | Nanoparticulate insulin |
US6629464B2 (en) | 2001-10-03 | 2003-10-07 | Ui Won Suh | Laser shock peening quality assurance by acoustic analysis |
US7180918B2 (en) * | 2003-05-16 | 2007-02-20 | Metal Improvement Company, Llc | Self-seeded single-frequency solid-state ring laser and system using same |
US6914215B2 (en) * | 2003-06-27 | 2005-07-05 | General Electric Company | Real time laser shock peening quality assurance by natural frequency analysis |
US7209500B2 (en) * | 2003-10-30 | 2007-04-24 | Metal Improvement Company, Llc | Stimulated Brillouin scattering mirror system, high power laser and laser peening method and system using same |
ATE498928T1 (de) * | 2003-10-30 | 2011-03-15 | Metal Improvement Company Llc | Relay teleskop, laserverstärker, und laserschockbestrahlungsverfahren und dessen vorrichtung |
US7291805B2 (en) * | 2003-10-30 | 2007-11-06 | The Regents Of The University Of California | Target isolation system, high power laser and laser peening method and system using same |
US7110171B2 (en) * | 2003-10-30 | 2006-09-19 | Metal Improvement Company, Llc | Relay telescope including baffle, and high power laser amplifier utilizing the same |
US20050255841A1 (en) * | 2004-05-12 | 2005-11-17 | Searete Llc | Transmission of mote-associated log data |
US7301123B2 (en) | 2004-04-29 | 2007-11-27 | U.I.T., L.L.C. | Method for modifying or producing materials and joints with specific properties by generating and applying adaptive impulses a normalizing energy thereof and pauses therebetween |
US7718921B2 (en) * | 2004-11-17 | 2010-05-18 | Metal Improvement Company Llc | Active beam delivery system with variable optical path segment through air |
US7750266B2 (en) * | 2004-11-17 | 2010-07-06 | Metal Improvement Company Llc | Active beam delivery system for laser peening and laser peening method |
US7851725B2 (en) | 2004-11-17 | 2010-12-14 | Metal Improvement Company Llc | Active beam delivery system with image relay |
US7229253B2 (en) * | 2004-11-30 | 2007-06-12 | General Electric Company | Fatigue-resistant components and method therefor |
US7510371B2 (en) * | 2005-06-06 | 2009-03-31 | General Electric Company | Forward tilted turbine nozzle |
US7594388B2 (en) * | 2005-06-06 | 2009-09-29 | General Electric Company | Counterrotating turbofan engine |
US7513102B2 (en) * | 2005-06-06 | 2009-04-07 | General Electric Company | Integrated counterrotating turbofan |
US7276824B2 (en) * | 2005-08-19 | 2007-10-02 | U.I.T., L.L.C. | Oscillating system and tool for ultrasonic impact treatment |
US20070244595A1 (en) * | 2006-04-18 | 2007-10-18 | U.I.T., Llc | Method and means for ultrasonic impact machining of surfaces of machine components |
US20080032152A1 (en) * | 2006-08-04 | 2008-02-07 | Vaughn Glen A | Use of laser shock processing in oil & gas and petrochemical applications |
EP2066948A4 (de) * | 2006-09-25 | 2012-01-11 | Dresser Rand Co | Zugriffsabdeckung für eine unter druck stehende verbinderspule |
US8051565B2 (en) * | 2006-12-30 | 2011-11-08 | General Electric Company | Method for increasing fatigue notch capability of airfoils |
US8079120B2 (en) * | 2006-12-30 | 2011-12-20 | General Electric Company | Method for determining initial burnishing parameters |
US7722318B2 (en) * | 2007-02-13 | 2010-05-25 | United Technologies Corporation | Hole liners for repair of vane counterbore holes |
US9404374B2 (en) | 2008-04-09 | 2016-08-02 | United Technologies Corporation | Trunnion hole repair utilizing interference fit inserts |
DE102008044407A1 (de) | 2008-12-05 | 2010-06-17 | Airbus Deutschland Gmbh | Verfahren zum Vermeiden einer Rissbildung und einer Verlangsamung des Rissfortschritts in metallischen Flugzeugstrukturen mittels Laserschockstrahlen |
US10072971B2 (en) | 2010-04-16 | 2018-09-11 | Metal Improvement Company, Llc | Flexible beam delivery system for high power laser systems |
US9140139B2 (en) | 2011-12-01 | 2015-09-22 | United Technologies Corporation | Structural joint for connecting a first component to a segmented second component |
US9200565B2 (en) * | 2011-12-05 | 2015-12-01 | Siemens Energy, Inc. | Full hoop casing for midframe of industrial gas turbine engine |
CN102528404B (zh) * | 2012-02-17 | 2014-03-26 | 上海交通大学 | 一种激光辅助祛除残余应力的整体叶轮叶片的半精加工方法 |
WO2014028599A1 (en) | 2012-08-14 | 2014-02-20 | Guo Yuebin | A biodegradable medical device having an adjustable degradation rate and methods of making the same |
DE102012111022A1 (de) | 2012-11-15 | 2014-06-26 | Airbus Operations Gmbh | Verstärktes Fahrzeugstrukturteil, Fahrzeug und Verfahren |
EP2993124B1 (de) | 2014-09-08 | 2019-04-03 | Airbus Operations GmbH | Vermeiden von Rissen an Schraub- oder Nietverbindungen von Flugzeugstrukturbauteilen |
US9333603B1 (en) * | 2015-01-28 | 2016-05-10 | United Technologies Corporation | Method of assembling gas turbine engine section |
GB201508550D0 (en) * | 2015-05-19 | 2015-07-01 | Rolls Royce Plc | Improved alignment of flanged components |
FR3070965B1 (fr) * | 2017-09-13 | 2019-08-23 | Safran Aircraft Engines | Moyeu d'helice de soufflante non carenee a zone d'amorce de rupture pour la detection et la prevention des avaries |
US20190113153A1 (en) * | 2017-10-13 | 2019-04-18 | United Technologies Corporation | Bracket for a tube of an engine in a space-limited compartment |
US20220333222A1 (en) * | 2021-04-14 | 2022-10-20 | Kondex Corporation | Fatigue improved harvester component via laser shock peening |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3566662A (en) * | 1969-04-28 | 1971-03-02 | Boeing Co | Coldworking method and apparatus |
US3689176A (en) * | 1971-04-02 | 1972-09-05 | Gen Electric | Turbomachinery rotor consturction |
US3850698A (en) * | 1972-06-23 | 1974-11-26 | Ind Materials Ltd | Altering material properties |
US4002403A (en) * | 1973-10-11 | 1977-01-11 | Battelle Memorial Institute | Suppressing superradiance |
US4060769A (en) * | 1974-09-20 | 1977-11-29 | Battelle Memorial Institute | Directing radiation |
US4397608A (en) * | 1980-05-01 | 1983-08-09 | Automation Industries, Inc. | Energy-absorbing turbine missile shield |
IE53894B1 (en) * | 1981-09-10 | 1989-04-12 | United Technologies Corp | Method for simultaneous peening and smoothing |
US4426867A (en) * | 1981-09-10 | 1984-01-24 | United Technologies Corporation | Method of peening airfoils and thin edged workpieces |
US4475864A (en) * | 1981-12-21 | 1984-10-09 | United Technologies Corporation | Containment structure |
EP0085278A1 (de) * | 1982-01-28 | 1983-08-10 | Battelle Development Corporation | Verfahren zum Verändern von Materialeigenschaften durch einen geteilten Laserstrahl |
US4401477A (en) * | 1982-05-17 | 1983-08-30 | Battelle Development Corporation | Laser shock processing |
JPS5966619A (ja) * | 1982-10-06 | 1984-04-16 | Hitachi Ltd | ガスタ−ビン燃焼器 |
US4557033A (en) * | 1983-07-11 | 1985-12-10 | Fatigue Technology, Inc. | Method of cold expanding and sizing fastener holes |
US4934170A (en) * | 1989-02-16 | 1990-06-19 | Fatigue Technology, Incorporated | Fatigue life enhancement of noncircular openings |
US4937421A (en) * | 1989-07-03 | 1990-06-26 | General Electric Company | Laser peening system and method |
DE69020581D1 (de) * | 1990-01-11 | 1995-08-03 | Battelle Memorial Institute | Verbesserung von materialeigenschaften. |
GB2257163B (en) * | 1991-07-02 | 1995-04-05 | Res & Dev Min Def Gov In | A process for improving fatigue crack growth resistance |
US5226785A (en) * | 1991-10-30 | 1993-07-13 | General Electric Company | Impeller system for a gas turbine engine |
CA2082709A1 (en) * | 1991-12-02 | 1993-06-03 | Srinivasan Venkatasubbu | Variable stator vane assembly for an axial flow compressor of a gas turbine engine |
US5307622A (en) * | 1993-08-02 | 1994-05-03 | General Electric Company | Counterrotating turbine support assembly |
-
1995
- 1995-03-06 US US08/399,319 patent/US5569018A/en not_active Expired - Lifetime
-
1996
- 1996-03-06 EP EP96907183A patent/EP0758406B1/de not_active Expired - Lifetime
- 1996-03-06 JP JP52701696A patent/JP3738397B2/ja not_active Expired - Fee Related
- 1996-03-06 IL IL11738496A patent/IL117384A/xx not_active IP Right Cessation
- 1996-03-06 KR KR1019960706242A patent/KR100423194B1/ko not_active IP Right Cessation
- 1996-03-06 WO PCT/US1996/003014 patent/WO1996027684A1/en active IP Right Grant
- 1996-03-06 DE DE69615484T patent/DE69615484T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO1996027684A1 (en) | 1996-09-12 |
US5569018A (en) | 1996-10-29 |
JPH10504868A (ja) | 1998-05-12 |
EP0758406B1 (de) | 2001-09-26 |
IL117384A0 (en) | 1996-07-23 |
KR100423194B1 (ko) | 2004-05-17 |
IL117384A (en) | 1999-10-28 |
EP0758406A1 (de) | 1997-02-19 |
DE69615484T2 (de) | 2002-06-13 |
KR970702933A (ko) | 1997-06-10 |
JP3738397B2 (ja) | 2006-01-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: ROEGER UND KOLLEGEN, 73728 ESSLINGEN |
|
8339 | Ceased/non-payment of the annual fee |