GB2389330B - Machining of cooling air holes in gas turbine components - Google Patents

Machining of cooling air holes in gas turbine components

Info

Publication number
GB2389330B
GB2389330B GB0307381A GB0307381A GB2389330B GB 2389330 B GB2389330 B GB 2389330B GB 0307381 A GB0307381 A GB 0307381A GB 0307381 A GB0307381 A GB 0307381A GB 2389330 B GB2389330 B GB 2389330B
Authority
GB
United Kingdom
Prior art keywords
machining
gas turbine
cooling air
air holes
turbine components
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
Application number
GB0307381A
Other versions
GB2389330A (en
GB0307381D0 (en
GB2389330A8 (en
Inventor
Paul Adrian Ward
Martin John Bull
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.)
WINBRO GROUP TECHNOLOGIES Ltd
MJ Technologies Ltd
Original Assignee
WINBRO GROUP TECHNOLOGIES Ltd
MJ Technologies Ltd
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 WINBRO GROUP TECHNOLOGIES Ltd, MJ Technologies Ltd filed Critical WINBRO GROUP TECHNOLOGIES Ltd
Priority to GB0307381A priority Critical patent/GB2389330B/en
Publication of GB0307381D0 publication Critical patent/GB0307381D0/en
Publication of GB2389330A publication Critical patent/GB2389330A/en
Application granted granted Critical
Publication of GB2389330B publication Critical patent/GB2389330B/en
Publication of GB2389330A8 publication Critical patent/GB2389330A8/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/38—Removing material by boring or cutting
    • B23K26/382—Removing material by boring or cutting by boring
    • B23K26/384—Removing material by boring or cutting by boring of specially shaped holes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/38—Removing material by boring or cutting
    • B23K26/382—Removing material by boring or cutting by boring
    • B23K26/389—Removing material by boring or cutting by boring of fluid openings, e.g. nozzles, jets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/001—Turbines
    • 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
    • B23P2700/00—Indexing scheme relating to the articles being treated, e.g. manufactured, repaired, assembled, connected or other operations covered in the subgroups
    • B23P2700/06—Cooling passages of turbine components, e.g. unblocking or preventing blocking of cooling passages of turbine components
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/20—Heat transfer, e.g. cooling
    • F05B2260/202—Heat transfer, e.g. cooling by film cooling
    • 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
GB0307381A 2003-03-31 2003-03-31 Machining of cooling air holes in gas turbine components Expired - Fee Related GB2389330B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0307381A GB2389330B (en) 2003-03-31 2003-03-31 Machining of cooling air holes in gas turbine components

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0307381A GB2389330B (en) 2003-03-31 2003-03-31 Machining of cooling air holes in gas turbine components

Publications (4)

Publication Number Publication Date
GB0307381D0 GB0307381D0 (en) 2003-05-07
GB2389330A GB2389330A (en) 2003-12-10
GB2389330B true GB2389330B (en) 2004-05-05
GB2389330A8 GB2389330A8 (en) 2004-06-02

Family

ID=9955867

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0307381A Expired - Fee Related GB2389330B (en) 2003-03-31 2003-03-31 Machining of cooling air holes in gas turbine components

Country Status (1)

Country Link
GB (1) GB2389330B (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103008892A (en) * 2012-12-12 2013-04-03 中科中涵激光设备（福建）股份有限公司 Method for processing special-shaped hole through laser light
US11542831B1 (en) 2021-08-13 2023-01-03 Raytheon Technologies Corporation Energy beam positioning during formation of a cooling aperture
US11603769B2 (en) 2021-08-13 2023-03-14 Raytheon Technologies Corporation Forming lined cooling aperture(s) in a turbine engine component
US11673200B2 (en) 2021-08-13 2023-06-13 Raytheon Technologies Corporation Forming cooling aperture(s) using electrical discharge machining
US11732590B2 (en) 2021-08-13 2023-08-22 Raytheon Technologies Corporation Transition section for accommodating mismatch between other sections of a cooling aperture in a turbine engine component
US11813706B2 (en) 2021-08-13 2023-11-14 Rtx Corporation Methods for forming cooling apertures in a turbine engine component
US11898465B2 (en) 2021-08-13 2024-02-13 Rtx Corporation Forming lined cooling aperture(s) in a turbine engine component
US11913119B2 (en) 2021-08-13 2024-02-27 Rtx Corporation Forming cooling aperture(s) in a turbine engine component

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1681128A1 (en) * 2005-01-14 2006-07-19 Siemens Aktiengesellschaft Method and device for producing a hole
JP4752841B2 (en) * 2005-11-01 2011-08-17 株式会社Ｉｈｉ Turbine parts
US7812282B2 (en) * 2007-03-15 2010-10-12 Honeywell International Inc. Methods of forming fan-shaped effusion holes in combustors
CN109175732A (en) * 2018-09-18 2019-01-11 中国航空制造技术研究院 Processing special holes method and profiled holes
WO2020246289A1 (en) 2019-06-07 2020-12-10 株式会社Ihi Film cooling structure, and turbine blade for gas turbine engine
WO2020246494A1 (en) * 2019-06-07 2020-12-10 株式会社Ihi Film cooling structure, and turbine blade for gas turbine engine
US20230056508A1 (en) * 2021-08-19 2023-02-23 Raytheon Technologies Corporation Method and system for drilling ceramic
CN116551208B (en) * 2023-05-11 2024-01-12 广东兴奇新材料有限公司 Metal plate laser cutting equipment and method based on cooling of cutting part

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5609779A (en) * 1996-05-15 1997-03-11 General Electric Company Laser drilling of non-circular apertures
US5683600A (en) * 1993-03-17 1997-11-04 General Electric Company Gas turbine engine component with compound cooling holes and method for making the same
EP0950463A1 (en) * 1998-03-23 1999-10-20 Abb Research Ltd. Non-circular cooling hole and method of manufacturing the same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5683600A (en) * 1993-03-17 1997-11-04 General Electric Company Gas turbine engine component with compound cooling holes and method for making the same
US5609779A (en) * 1996-05-15 1997-03-11 General Electric Company Laser drilling of non-circular apertures
EP0950463A1 (en) * 1998-03-23 1999-10-20 Abb Research Ltd. Non-circular cooling hole and method of manufacturing the same

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103008892A (en) * 2012-12-12 2013-04-03 中科中涵激光设备（福建）股份有限公司 Method for processing special-shaped hole through laser light
US11542831B1 (en) 2021-08-13 2023-01-03 Raytheon Technologies Corporation Energy beam positioning during formation of a cooling aperture
US11603769B2 (en) 2021-08-13 2023-03-14 Raytheon Technologies Corporation Forming lined cooling aperture(s) in a turbine engine component
US11673200B2 (en) 2021-08-13 2023-06-13 Raytheon Technologies Corporation Forming cooling aperture(s) using electrical discharge machining
US11732590B2 (en) 2021-08-13 2023-08-22 Raytheon Technologies Corporation Transition section for accommodating mismatch between other sections of a cooling aperture in a turbine engine component
US11813706B2 (en) 2021-08-13 2023-11-14 Rtx Corporation Methods for forming cooling apertures in a turbine engine component
US11898465B2 (en) 2021-08-13 2024-02-13 Rtx Corporation Forming lined cooling aperture(s) in a turbine engine component
US11913119B2 (en) 2021-08-13 2024-02-27 Rtx Corporation Forming cooling aperture(s) in a turbine engine component
US11913358B2 (en) 2021-08-13 2024-02-27 Rtx Corporation Forming lined cooling aperture(s) in a turbine engine component

Also Published As

Publication number Publication date
GB2389330A (en) 2003-12-10
GB0307381D0 (en) 2003-05-07
GB2389330A8 (en) 2004-06-02

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20150331