GB2324835B - Method of manufacturing a turbine blade - Google Patents

Method of manufacturing a turbine blade

Info

Publication number
GB2324835B
GB2324835B GB9816236A GB9816236A GB2324835B GB 2324835 B GB2324835 B GB 2324835B GB 9816236 A GB9816236 A GB 9816236A GB 9816236 A GB9816236 A GB 9816236A GB 2324835 B GB2324835 B GB 2324835B
Authority
GB
United Kingdom
Prior art keywords
manufacturing
turbine blade
turbine
blade
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
GB9816236A
Other versions
GB2324835A (en
GB2324835A8 (en
GB2324835A9 (en
GB9816236D0 (en
Inventor
Robert J Kildea
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Priority to GB9816236A priority Critical patent/GB2324835B/en
Priority claimed from GB9415591A external-priority patent/GB2291935B/en
Publication of GB9816236D0 publication Critical patent/GB9816236D0/en
Publication of GB2324835A publication Critical patent/GB2324835A/en
Publication of GB2324835A8 publication Critical patent/GB2324835A8/en
Publication of GB2324835A9 publication Critical patent/GB2324835A9/en
Application granted granted Critical
Publication of GB2324835B publication Critical patent/GB2324835B/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
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/02—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass turbine or like blades from one piece
    • 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/10—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using sealing fluid, e.g. steam
    • 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
    • F01D5/14—Form or construction
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/60—Fluid transfer
    • F05D2260/607—Preventing clogging or obstruction of flow paths by dirt, dust, or foreign particles
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
GB9816236A 1994-08-02 1994-08-02 Method of manufacturing a turbine blade Expired - Fee Related GB2324835B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9816236A GB2324835B (en) 1994-08-02 1994-08-02 Method of manufacturing a turbine blade

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9816236A GB2324835B (en) 1994-08-02 1994-08-02 Method of manufacturing a turbine blade
GB9415591A GB2291935B (en) 1992-10-27 1994-08-02 Tip seal and anti-contamination for turbine blades

Publications (5)

Publication Number Publication Date
GB9816236D0 GB9816236D0 (en) 1998-09-23
GB2324835A GB2324835A (en) 1998-11-04
GB2324835A8 GB2324835A8 (en) 1998-12-08
GB2324835A9 GB2324835A9 (en) 1998-12-08
GB2324835B true GB2324835B (en) 1999-02-24

Family

ID=10759281

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9816236A Expired - Fee Related GB2324835B (en) 1994-08-02 1994-08-02 Method of manufacturing a turbine blade

Country Status (1)

Country Link
GB (1) GB2324835B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19917611A1 (en) * 1999-04-19 2000-10-26 Abb Alstom Power Ch Ag Process for the production of cooling air bores and slots on parts of thermal turbomachinery which are exposed to hot gas
US6478537B2 (en) 2001-02-16 2002-11-12 Siemens Westinghouse Power Corporation Pre-segmented squealer tip for turbine blades
DE10255346A1 (en) * 2002-11-28 2004-06-09 Alstom Technology Ltd Method of making a turbine blade
US8167572B2 (en) 2008-07-14 2012-05-01 Pratt & Whitney Canada Corp. Dynamically tuned turbine blade growth pocket
US9561555B2 (en) 2012-12-28 2017-02-07 United Technologies Corporation Non-line of sight electro discharge machined part

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB895615A (en) * 1960-02-05 1962-05-02 Rolls Royce A method and apparatus for forming non-circular holes
US4197443A (en) * 1977-09-19 1980-04-08 General Electric Company Method and apparatus for forming diffused cooling holes in an airfoil
GB1605180A (en) * 1974-05-16 1983-01-26 Lls Royce Ltd Method for manufacturing a blade for a gas turbine engine
US4417381A (en) * 1981-04-14 1983-11-29 Rolls-Royce Limited Method of making gas turbine engine blades
EP0228337A2 (en) * 1985-12-23 1987-07-08 United Technologies Corporation Method of fabricating film cooling slot in a hollow airfoil
EP0326508A1 (en) * 1988-01-25 1989-08-02 United Technologies Corporation Method of fabricating an air cooled turbine blade
US5313038A (en) * 1992-12-22 1994-05-17 United Technologies Corporation EDM drilling of low angle holes

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB895615A (en) * 1960-02-05 1962-05-02 Rolls Royce A method and apparatus for forming non-circular holes
GB1605180A (en) * 1974-05-16 1983-01-26 Lls Royce Ltd Method for manufacturing a blade for a gas turbine engine
US4197443A (en) * 1977-09-19 1980-04-08 General Electric Company Method and apparatus for forming diffused cooling holes in an airfoil
US4417381A (en) * 1981-04-14 1983-11-29 Rolls-Royce Limited Method of making gas turbine engine blades
EP0228337A2 (en) * 1985-12-23 1987-07-08 United Technologies Corporation Method of fabricating film cooling slot in a hollow airfoil
EP0326508A1 (en) * 1988-01-25 1989-08-02 United Technologies Corporation Method of fabricating an air cooled turbine blade
US5313038A (en) * 1992-12-22 1994-05-17 United Technologies Corporation EDM drilling of low angle holes

Also Published As

Publication number Publication date
GB2324835A (en) 1998-11-04
GB2324835A8 (en) 1998-12-08
GB2324835A9 (en) 1998-12-08
GB9816236D0 (en) 1998-09-23

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Legal Events

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

Effective date: 20080802