DE69626878T2 - Gasturbinenschaufeln mit Laserschock behandelte Kanten - Google Patents

Gasturbinenschaufeln mit Laserschock behandelte Kanten

Info

Publication number
DE69626878T2
DE69626878T2 DE69626878T DE69626878T DE69626878T2 DE 69626878 T2 DE69626878 T2 DE 69626878T2 DE 69626878 T DE69626878 T DE 69626878T DE 69626878 T DE69626878 T DE 69626878T DE 69626878 T2 DE69626878 T2 DE 69626878T2
Authority
DE
Germany
Prior art keywords
laser shock
laser
trailing edge
extending
shock peened
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 - Lifetime
Application number
DE69626878T
Other languages
German (de)
English (en)
Other versions
DE69626878D1 (de
Inventor
Herbert Halila
Larry George Jacobs
Seetharamaiah Mannava
Edward Atwood Rainous
James Edwin Rhoda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of DE69626878D1 publication Critical patent/DE69626878D1/de
Application granted granted Critical
Publication of DE69626878T2 publication Critical patent/DE69626878T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • 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
    • 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
    • F01D5/286—Particular treatment of blades, e.g. to increase durability or resistance against corrosion or erosion
    • 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)
  • General Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Laser Beam Processing (AREA)
DE69626878T 1995-03-06 1996-03-05 Gasturbinenschaufeln mit Laserschock behandelte Kanten Expired - Lifetime DE69626878T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US39928595A 1995-03-06 1995-03-06

Publications (2)

Publication Number Publication Date
DE69626878D1 DE69626878D1 (de) 2003-04-30
DE69626878T2 true DE69626878T2 (de) 2003-12-24

Family

ID=23578950

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69626878T Expired - Lifetime DE69626878T2 (de) 1995-03-06 1996-03-05 Gasturbinenschaufeln mit Laserschock behandelte Kanten

Country Status (6)

Country Link
US (1) US20070243071A1 (enExample)
EP (1) EP0731184B1 (enExample)
JP (1) JP3728002B2 (enExample)
KR (1) KR100416012B1 (enExample)
DE (1) DE69626878T2 (enExample)
IL (1) IL117347A (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
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US5911891A (en) * 1997-09-11 1999-06-15 Lsp Technologies, Inc. Laser shock peening with tailored multiple laser beams
US6672838B1 (en) * 2000-07-27 2004-01-06 General Electric Company Method for making a metallic article with integral end band under compression
EP1555329A1 (de) 2004-01-15 2005-07-20 Siemens Aktiengesellschaft Bauteil mit Druckeigenspannungen, Verfahren zur Herstellung und Vorrichtung zur Erzeugung von Druckeigenspannungen
JP4690895B2 (ja) * 2005-01-11 2011-06-01 新日本製鐵株式会社 金属物体のレーザピーニング処理方法およびレーザピーニング処理方法で製造した金属物体
US7217102B2 (en) * 2005-06-30 2007-05-15 General Electric Campany Countering laser shock peening induced airfoil twist using shot peening
US7204677B2 (en) * 2005-06-30 2007-04-17 General Electric Company Countering laser shock peening induced blade twist
FR2889669B1 (fr) * 2005-08-12 2007-11-02 Snecma Piece metallique traitee par mise en compression de sous couches. procede pour obtenir une telle piece.
JP2007301566A (ja) * 2006-05-08 2007-11-22 Nippon Steel Corp レーザピーニング処理方法
US8330070B2 (en) 2006-05-11 2012-12-11 Kabushiki Kaisha Toshiba Laser shock hardening method and apparatus
DE102006031938B4 (de) * 2006-07-11 2010-10-14 Mtu Aero Engines Gmbh Verfahren und Vorrichtung zur Oberflächenhärtung von metallischen Werkstoffen durch Kurzpulsstrahlung
CN100464936C (zh) * 2006-12-22 2009-03-04 江苏大学 金属损伤叶片激光冲击修复装置与方法
US20100061863A1 (en) * 2008-09-11 2010-03-11 General Electric Company airfoil and methods of laser shock peening of airfoil
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
US20100242843A1 (en) 2009-03-24 2010-09-30 Peretti Michael W High temperature additive manufacturing systems for making near net shape airfoils leading edge protection, and tooling systems therewith
US20110097213A1 (en) * 2009-03-24 2011-04-28 Peretti Michael W Composite airfoils having leading edge protection made using high temperature additive manufacturing methods
US8240046B2 (en) * 2009-03-24 2012-08-14 General Electric Company Methods for making near net shape airfoil leading edge protection
DE102010036042B3 (de) * 2010-08-31 2012-02-16 Lufthansa Technik Ag Verfahren zum Rekonturieren einer Kompressor- oder Turbinenschaufel für eine Gasturbine
JP5360253B2 (ja) * 2012-03-21 2013-12-04 新日鐵住金株式会社 レーザピーニング処理方法
CN110578048B (zh) * 2019-09-10 2021-04-20 江苏大学 一种深冷激光喷丸装置及加工方法
CN117327896A (zh) * 2023-09-19 2024-01-02 中国航发南方工业有限公司 针对叶片的激光冲击强化控形方法及装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB302657A (en) * 1927-12-19 1929-03-07 Gen Electric Improvements in and relating to turbine blades
US3566662A (en) * 1969-04-28 1971-03-02 Boeing Co Coldworking method and apparatus
US3576070A (en) * 1969-05-09 1971-04-27 John T Parsons Warpage minimizing process for machining metal castings
US3689176A (en) * 1971-04-02 1972-09-05 Gen Electric Turbomachinery rotor consturction
BE795520A (fr) * 1972-02-18 1973-06-18 Brown Bover & Cie Sa Procede pour proteger les aubes mobiles d'une turbomachine a flux axial contre la corrosion fissurante
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
US4426867A (en) * 1981-09-10 1984-01-24 United Technologies Corporation Method of peening airfoils and thin edged workpieces
IE53894B1 (en) * 1981-09-10 1989-04-12 United Technologies Corp Method for simultaneous peening and smoothing
EP0085278A1 (en) * 1982-01-28 1983-08-10 Battelle Development Corporation Split beam method of altering material properties
US4401477A (en) * 1982-05-17 1983-08-30 Battelle Development Corporation Laser shock processing
US4557033A (en) * 1983-07-11 1985-12-10 Fatigue Technology, Inc. Method of cold expanding and sizing fastener holes
FR2599425B1 (fr) * 1986-05-28 1988-08-05 Alsthom Plaquette de protection pour aube en titane et procede de brasage d'une telle plaquette.
GB2198667B (en) * 1986-12-20 1991-08-07 Refurbished Turbine Components Parts for and methods of repairing machines
US4934170A (en) * 1989-02-16 1990-06-19 Fatigue Technology, Incorporated Fatigue life enhancement of noncircular openings
GB8904988D0 (en) * 1989-03-04 1989-04-19 Refurbished Turbine Components Turbine blade repair
US4937421A (en) * 1989-07-03 1990-06-26 General Electric Company Laser peening system and method
ES2075435T3 (es) * 1990-01-11 1995-10-01 Battelle Memorial Institute Mejora de las propiedades de los materiales.
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
US5351395A (en) * 1992-12-30 1994-10-04 General Electric Company Process for producing turbine bucket with water droplet erosion protection
US5307622A (en) * 1993-08-02 1994-05-03 General Electric Company Counterrotating turbine support assembly
US6215097B1 (en) * 1994-12-22 2001-04-10 General Electric Company On the fly laser shock peening
US5591009A (en) * 1995-01-17 1997-01-07 General Electric Company Laser shock peened gas turbine engine fan blade edges
US5531570A (en) * 1995-03-06 1996-07-02 General Electric Company Distortion control for laser shock peened gas turbine engine compressor blade edges
US5620307A (en) * 1995-03-06 1997-04-15 General Electric Company Laser shock peened gas turbine engine blade tip
US6551064B1 (en) * 1996-07-24 2003-04-22 General Electric Company Laser shock peened gas turbine engine intermetallic parts

Also Published As

Publication number Publication date
EP0731184A1 (en) 1996-09-11
EP0731184B1 (en) 2003-03-26
DE69626878D1 (de) 2003-04-30
IL117347A0 (en) 1996-07-23
KR100416012B1 (ko) 2004-05-10
US20070243071A1 (en) 2007-10-18
JP3728002B2 (ja) 2005-12-21
KR960034691A (ko) 1996-10-24
IL117347A (en) 1999-10-28
JPH08326502A (ja) 1996-12-10

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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