DE69805272T2 - Laser-Schock-Bearbeitungsverfahren mit Niederenergie-Laser - Google Patents

Laser-Schock-Bearbeitungsverfahren mit Niederenergie-Laser

Info

Publication number
DE69805272T2
DE69805272T2 DE69805272T DE69805272T DE69805272T2 DE 69805272 T2 DE69805272 T2 DE 69805272T2 DE 69805272 T DE69805272 T DE 69805272T DE 69805272 T DE69805272 T DE 69805272T DE 69805272 T2 DE69805272 T2 DE 69805272T2
Authority
DE
Germany
Prior art keywords
laser
low energy
shock processing
energy laser
laser shock
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
DE69805272T
Other languages
English (en)
Other versions
DE69805272D1 (de
Inventor
Seetharamaiah Mannava
Todd Jay Rockstroh
James George Kelley
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
Application granted granted Critical
Publication of DE69805272D1 publication Critical patent/DE69805272D1/de
Publication of DE69805272T2 publication Critical patent/DE69805272T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • F01D5/28—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
    • 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
    • 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)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Optics & Photonics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Laser Beam Processing (AREA)
  • ing And Chemical Polishing (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE69805272T 1997-12-18 1998-12-04 Laser-Schock-Bearbeitungsverfahren mit Niederenergie-Laser Expired - Lifetime DE69805272T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/993,194 US5932120A (en) 1997-12-18 1997-12-18 Laser shock peening using low energy laser

Publications (2)

Publication Number Publication Date
DE69805272D1 DE69805272D1 (de) 2002-06-13
DE69805272T2 true DE69805272T2 (de) 2003-01-02

Family

ID=25539213

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69805272T Expired - Lifetime DE69805272T2 (de) 1997-12-18 1998-12-04 Laser-Schock-Bearbeitungsverfahren mit Niederenergie-Laser

Country Status (5)

Country Link
US (1) US5932120A (de)
EP (1) EP0933438B1 (de)
JP (1) JP3628890B2 (de)
CN (1) CN1102962C (de)
DE (1) DE69805272T2 (de)

Families Citing this family (87)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6342110B1 (en) 1996-03-01 2002-01-29 Integran Technologies Inc. Lead and lead alloys with enhanced creep and/or intergranular corrosion resistance, especially for lead-acid batteries and electrodes therefor
US20040112486A1 (en) * 1996-03-01 2004-06-17 Aust Karl T. Thermo-mechanical treated lead and lead alloys especially for current collectors and connectors in lead-acid batteries
US6005219A (en) * 1997-12-18 1999-12-21 General Electric Company Ripstop laser shock peening
US6159619A (en) * 1997-12-18 2000-12-12 General Electric Company Ripstop laser shock peening
RU2228234C2 (ru) 1999-07-19 2004-05-10 Дзе Риджентс Оф Дзе Юниверсити Оф Калифорния Профильное формование металлов посредством лазерной проковки
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
US6281473B1 (en) * 2000-01-19 2001-08-28 General Electric Company Apparatus and method for controlling confinement media thickness in laser shock peening
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
US6802917B1 (en) 2000-05-26 2004-10-12 Integran Technologies Inc. Perforated current collectors for storage batteries and electrochemical cells, having improved resistance to corrosion
US6589298B1 (en) 2000-05-26 2003-07-08 Integran Technologies, Inc. Surface treatment of metallic components of electrochemical cells for improved adhesion and corrosion resistance
US6344097B1 (en) 2000-05-26 2002-02-05 Integran Technologies Inc. Surface treatment of austenitic Ni-Fe-Cr-based alloys for improved resistance to intergranular-corrosion and-cracking
US6672838B1 (en) * 2000-07-27 2004-01-06 General Electric Company Method for making a metallic article with integral end band under compression
DE10037053C2 (de) * 2000-07-29 2002-06-13 Mtu Aero Engines Gmbh Verfahren und Vorrichtung zum Plasmaimpulsverfestigen eines metallischen Bauteils
GB0023296D0 (en) * 2000-09-22 2000-11-08 Rolls Royce Plc Prestressing of components
US6657160B2 (en) * 2001-01-25 2003-12-02 The Regents Of The University Of California Laser peening of components of thin cross-section
US6541733B1 (en) 2001-01-29 2003-04-01 General Electric Company Laser shock peening integrally bladed rotor blade edges
US6500269B2 (en) 2001-01-29 2002-12-31 General Electric Company Method of cleaning turbine component using laser shock peening
US6583384B2 (en) * 2001-07-23 2003-06-24 Lsp Technologies, Inc. UV curable overlays for laser shock processing
US6558485B2 (en) 2001-08-13 2003-05-06 General Electric Company Laser shock peening with an explosive coating
US6570125B2 (en) 2001-08-31 2003-05-27 General Electric Company Simultaneous offset dual sided laser shock peening with oblique angle laser beams
US6570126B2 (en) 2001-08-31 2003-05-27 General Electric Company Simultaneous offset dual sided laser shock peening using low energy laser beams
US6670577B2 (en) * 2001-09-28 2003-12-30 General Electric Company Laser shock peening method and apparatus
CA2466829C (en) * 2001-11-23 2009-10-06 Integran Technologies Inc. Surface treatment of austenitic ni-fe-cr based alloys
US6559415B1 (en) * 2002-07-12 2003-05-06 General Electric Company Single sided laser shock peening
GB2398034B (en) 2003-02-04 2005-08-10 Rolls Royce Plc Laser shock peening
US7097720B2 (en) * 2003-04-30 2006-08-29 General Electric Company Lower fluence boundary laser shock peening
US20040224179A1 (en) * 2003-05-09 2004-11-11 Lsp Technologies, Inc. Laser peening method and apparatus using tailored laser beam spot sizes
US6713716B1 (en) * 2003-05-30 2004-03-30 General Electric Company Reduced mist laser shock peening
US6917012B2 (en) * 2003-07-03 2005-07-12 General Electric Company Reducing electromagnetic feedback during laser shock peening
US6900409B2 (en) * 2003-08-22 2005-05-31 General Electric Company Single head laser high throughput laser shock peening
US7148448B2 (en) * 2003-10-31 2006-12-12 General Electric Company Monitored laser shock peening
US7064825B2 (en) * 2003-11-25 2006-06-20 General Electric Company Methods and apparatus for evaluating rotary machinery
US20050194070A1 (en) * 2004-03-02 2005-09-08 Mannava Seetha R. Lower fluence boundary oblique laser shock peening
US7509735B2 (en) * 2004-04-22 2009-03-31 Siemens Energy, Inc. In-frame repairing system of gas turbine components
US20050237895A1 (en) * 2004-04-23 2005-10-27 Semiconductor Energy Laboratory Co., Ltd. Laser irradiation apparatus and method for manufacturing semiconductor device
US8319150B2 (en) * 2004-07-09 2012-11-27 General Electric Company Continuous motion laser shock peening
US7304266B2 (en) 2004-12-09 2007-12-04 General Electric Company Laser shock peening coating with entrapped confinement medium
US7211763B2 (en) * 2004-12-22 2007-05-01 General Electric Company Photon energy material processing using liquid core waveguide and a computer program for controlling the same
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
US20060254681A1 (en) * 2005-05-13 2006-11-16 Mannava Seetha R Bare metal laser shock peening
US7204677B2 (en) 2005-06-30 2007-04-17 General Electric Company Countering laser shock peening induced blade twist
US7217102B2 (en) * 2005-06-30 2007-05-15 General Electric Campany Countering laser shock peening induced airfoil twist using shot peening
US9409254B2 (en) * 2005-09-30 2016-08-09 Lawrence Livermore National Security, Llc Ablation layers to prevent pitting in laser peening
JP4658832B2 (ja) * 2006-03-06 2011-03-23 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と金属物体
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
CN100455398C (zh) * 2006-09-27 2009-01-28 江苏大学 基于激光冲击波技术的去除切削毛刺的装置
GB0618977D0 (en) * 2006-09-27 2006-11-08 Rolls Royce Plc Peening
US7736450B2 (en) * 2006-09-29 2010-06-15 General Electric Company Varying fluence as a function of thickness during laser shock peening
US8079120B2 (en) * 2006-12-30 2011-12-20 General Electric Company Method for determining initial burnishing parameters
US8051565B2 (en) * 2006-12-30 2011-11-08 General Electric Company Method for increasing fatigue notch capability of airfoils
US20080241546A1 (en) 2007-03-30 2008-10-02 General Electric Company Machining features in laser shock peened regions
DE102007056502B4 (de) * 2007-11-22 2010-07-29 Eads Deutschland Gmbh Verfahren und Vorrichtung zum Aufbau von Eigenspannungen in einem metallischen Werkstück
EP2364237A1 (de) * 2008-11-13 2011-09-14 Qinetiq Limited Verbesserte laserablationstechnik
US8322004B2 (en) * 2009-04-29 2012-12-04 Caterpilar Inc. Indirect laser induced residual stress in a fuel system component and fuel system using same
US8461477B2 (en) * 2009-08-19 2013-06-11 General Electric Company Method for determining laser shock peening approach accessibility
JP4961468B2 (ja) * 2009-10-29 2012-06-27 三星ダイヤモンド工業株式会社 レーザー加工方法、被加工物の分割方法およびレーザー加工装置
DE102009051551A1 (de) * 2009-10-31 2011-05-05 Mtu Aero Engines Gmbh Verfahren und Vorrichtung zur Herstellung eines Bauteils einer Strömungsmaschine
US8222567B2 (en) * 2010-05-12 2012-07-17 General Electric Company System and method for laser shock peening
FR2974746B1 (fr) * 2011-05-02 2014-07-18 Snecma Procede de nettoyage et de decapage d'une aube de turbomoteur au moyen d'un laser impulsionnel
US9365908B2 (en) 2011-09-07 2016-06-14 Ormond, Llc Method and apparatus for non-contact surface enhancement
US9050642B2 (en) 2011-09-27 2015-06-09 Ormond, Llc Method and apparatus for surface enhancement
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
CN103074469B (zh) * 2012-10-30 2015-01-14 北京工业大学 一种多晶轧制铜薄膜疲劳损伤激光冲击愈合方法
CN103898297B (zh) * 2012-12-24 2016-07-06 中国科学院沈阳自动化研究所 一种整体叶盘激光冲击强化方法
CN103468925B (zh) 2013-08-29 2014-11-05 温州大学 一种飞机叶片榫槽底部平面激光冲击强化方法和装置
US9669489B2 (en) 2014-05-19 2017-06-06 United Technologies Corporation Methods of repairing integrally bladed rotors
US9744618B2 (en) * 2014-05-22 2017-08-29 Lsp Technologies, Inc. Temporal pulse shaping for laser shock peening
CN104164554A (zh) * 2014-07-16 2014-11-26 江苏大学 一种大面积激光冲击强化金属表面的方法
CN104131154B (zh) * 2014-07-28 2016-08-24 南京航空航天大学 一种基于激光和脉冲磁的焊管焊接残余应力消除方法
US9914985B2 (en) * 2014-09-09 2018-03-13 G.C. Laser Systems, Inc. Laser ablation and processing methods and systems
US11047017B2 (en) 2014-09-09 2021-06-29 G.C. Laser Systems, Inc. Laser ablation devices that utilize beam profiling assemblies to clean and process surfaces
CN106048143B (zh) * 2016-07-12 2018-12-21 广东工业大学 一种航空发动机叶片边缘预变形激光喷丸强化的方法
CN106337111B (zh) * 2016-08-29 2018-10-09 江苏大学 一种基于热辐射和激光冲击强化结合的表面强化方法
CN106399663B (zh) * 2016-09-12 2019-01-08 江苏大学 一种基于激光诱导高温等离子体技术的深冷激光冲击强化方法及装置
CN106435158B (zh) * 2016-10-09 2017-12-15 南通大学 利用表面微织构去除残余应力洞的工件表面激光冲击工艺
CN106636563B (zh) * 2016-11-04 2018-10-09 广东工业大学 一种反向激光喷丸多元控制方法和装置
CN106893855B (zh) * 2017-02-06 2018-08-21 江苏大学 一种涡轮叶片主导边双面异步激光冲击强化方法
CN106702137B (zh) * 2017-02-06 2018-12-14 江苏大学 一种用于涡轮叶片主导边双面同步激光冲击强化的方法
US10610963B2 (en) * 2017-05-17 2020-04-07 General Electric Company Surface treatment of turbomachinery
JP7015468B2 (ja) * 2018-01-12 2022-02-03 富士電機株式会社 蒸気タービン翼及びその製造方法
JP7096000B2 (ja) * 2018-01-30 2022-07-05 浜松ホトニクス株式会社 レーザ加工装置及びレーザ加工方法
CN110157895A (zh) * 2019-07-09 2019-08-23 西安天瑞达光电技术股份有限公司 一种激光冲击强化装置及方法
CN114147203A (zh) * 2021-12-14 2022-03-08 重庆大学 一种激光冲击诱导镁钛液固复合铸造界面冶金结合的方法
CN114592119A (zh) * 2022-03-14 2022-06-07 中国航空制造技术研究院 一种基于预应力的激光冲击强化方法

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3576070A (en) * 1969-05-09 1971-04-27 John T Parsons Warpage minimizing process for machining metal castings
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
US4411730A (en) * 1980-10-01 1983-10-25 United Technologies Corporation Selective chemical milling of recast surfaces
US4426867A (en) * 1981-09-10 1984-01-24 United Technologies Corporation Method of peening airfoils and thin edged workpieces
US4401477A (en) * 1982-05-17 1983-08-30 Battelle Development Corporation Laser shock processing
US4645547A (en) * 1982-10-20 1987-02-24 Westinghouse Electric Corp. Loss ferromagnetic materials and methods of improvement
US4539461A (en) * 1983-12-21 1985-09-03 The Garrett Corporation Method and apparatus for laser gear hardening
US4708752A (en) * 1986-03-24 1987-11-24 Smith International, Inc. Process for laser hardening drilling bit cones having hard cutter inserts placed therein
US5235838A (en) * 1987-07-13 1993-08-17 W. Hegenscheidt Gesellschaft Mbh Method and apparatus for truing or straightening out of true work pieces
US4972061A (en) * 1987-12-17 1990-11-20 Duley Walter W Laser surface treatment
US4937421A (en) * 1989-07-03 1990-06-26 General Electric Company Laser peening system and method
ATE124465T1 (de) * 1990-01-11 1995-07-15 Battelle Memorial Institute Verbesserung von materialeigenschaften.
US5120197A (en) * 1990-07-16 1992-06-09 General Electric Company Tip-shrouded blades and method of manufacture
GB2257163B (en) * 1991-07-02 1995-04-05 Res & Dev Min Def Gov In A process for improving fatigue crack growth resistance
US5316720A (en) * 1992-11-20 1994-05-31 Rockwell International Corporation Laser shock and sintering method for particulate densification
FR2709762B1 (fr) * 1993-09-07 1995-12-08 Aerospatiale Procédé d'application de chocs laser sur un matériau solide cristallin.
DE69426972T2 (de) * 1993-12-07 2001-08-16 Toyota Motor Co Ltd Laser-Schock-Behandlungsverfahren unter Verwendung eines Licht-absorbierenden Materials mit kontrollierter Dicke
WO1995025821A1 (en) * 1994-03-22 1995-09-28 Battelle Memorial Institute Reducing edge effects of laser shock peening
US5492447A (en) * 1994-10-06 1996-02-20 General Electric Company Laser shock peened rotor components for turbomachinery
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
US5569018A (en) 1995-03-06 1996-10-29 General Electric Company Technique to prevent or divert cracks
US5531570A (en) 1995-03-06 1996-07-02 General Electric Company Distortion control for laser shock peened gas turbine engine compressor blade edges

Also Published As

Publication number Publication date
JPH11254156A (ja) 1999-09-21
EP0933438B1 (de) 2002-05-08
JP3628890B2 (ja) 2005-03-16
CN1102962C (zh) 2003-03-12
CN1227877A (zh) 1999-09-08
DE69805272D1 (de) 2002-06-13
EP0933438A1 (de) 1999-08-04
US5932120A (en) 1999-08-03

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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