IT1003268B - Perfezionata paletta di turbina raffreddata ad aria e metodo per fabbricare la stessa - Google Patents

Perfezionata paletta di turbina raffreddata ad aria e metodo per fabbricare la stessa

Info

Publication number
IT1003268B
IT1003268B IT32193/73A IT3219373A IT1003268B IT 1003268 B IT1003268 B IT 1003268B IT 32193/73 A IT32193/73 A IT 32193/73A IT 3219373 A IT3219373 A IT 3219373A IT 1003268 B IT1003268 B IT 1003268B
Authority
IT
Italy
Prior art keywords
manufacturing
same
turbine blade
improved air
cooled turbine
Prior art date
Application number
IT32193/73A
Other languages
English (en)
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Application granted granted Critical
Publication of IT1003268B publication Critical patent/IT1003268B/it

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
    • 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
    • F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
    • 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
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/187—Convection cooling
    • F01D5/188—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall
    • F01D5/189—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall the insert having a tubular cross-section, e.g. airfoil shape
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • Y10T29/49336—Blade making
    • Y10T29/49339—Hollow blade
    • Y10T29/49341—Hollow blade with cooling passage

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Measuring Volume Flow (AREA)
IT32193/73A 1973-01-02 1973-12-27 Perfezionata paletta di turbina raffreddata ad aria e metodo per fabbricare la stessa IT1003268B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US320522A US3921271A (en) 1973-01-02 1973-01-02 Air-cooled turbine blade and method of making same

Publications (1)

Publication Number Publication Date
IT1003268B true IT1003268B (it) 1976-06-10

Family

ID=23246807

Family Applications (1)

Application Number Title Priority Date Filing Date
IT32193/73A IT1003268B (it) 1973-01-02 1973-12-27 Perfezionata paletta di turbina raffreddata ad aria e metodo per fabbricare la stessa

Country Status (8)

Country Link
US (1) US3921271A (it)
JP (1) JPS4997104A (it)
BE (1) BE809336A (it)
CA (1) CA1005345A (it)
DE (1) DE2400014A1 (it)
FR (1) FR2212485A1 (it)
GB (2) GB1460306A (it)
IT (1) IT1003268B (it)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4128928A (en) * 1976-12-29 1978-12-12 General Electric Company Method of forming a curved trailing edge cooling slot
GB1552536A (en) * 1977-05-05 1979-09-12 Rolls Royce Rotor blade for a gas turbine engine
US4286924A (en) * 1978-01-14 1981-09-01 Rolls-Royce Limited Rotor blade or stator vane for a gas turbine engine
US4515523A (en) * 1983-10-28 1985-05-07 Westinghouse Electric Corp. Cooling arrangement for airfoil stator vane trailing edge
US4684323A (en) * 1985-12-23 1987-08-04 United Technologies Corporation Film cooling passages with curved corners
US4770608A (en) * 1985-12-23 1988-09-13 United Technologies Corporation Film cooled vanes and turbines
US6062817A (en) * 1998-11-06 2000-05-16 General Electric Company Apparatus and methods for cooling slot step elimination
US6290463B1 (en) * 1999-09-30 2001-09-18 General Electric Company Slotted impingement cooling of airfoil leading edge
GB0327462D0 (en) * 2003-11-26 2003-12-31 Rolls Royce Plc An arrangement for providing heat to a portion of a component of a gas turbine engine
GB0418906D0 (en) 2004-08-25 2004-09-29 Rolls Royce Plc Internally cooled aerofoils
GB2430170B (en) * 2005-09-15 2008-05-07 Rolls Royce Plc Method of forming a cast component
CN101626854B (zh) 2007-01-29 2012-07-04 赢创德固赛有限责任公司 用于熔模铸造的热解金属氧化物
FR2922597B1 (fr) * 2007-10-19 2012-11-16 Snecma Aube refroidie de turbomachine
JP6216618B2 (ja) * 2013-11-12 2017-10-18 三菱日立パワーシステムズ株式会社 ガスタービン翼の製造方法
US20150184518A1 (en) * 2013-12-26 2015-07-02 Ching-Pang Lee Turbine airfoil cooling system with nonlinear trailing edge exit slots
US10137499B2 (en) 2015-12-17 2018-11-27 General Electric Company Method and assembly for forming components having an internal passage defined therein
US9968991B2 (en) 2015-12-17 2018-05-15 General Electric Company Method and assembly for forming components having internal passages using a lattice structure
US9987677B2 (en) 2015-12-17 2018-06-05 General Electric Company Method and assembly for forming components having internal passages using a jacketed core
US10099284B2 (en) 2015-12-17 2018-10-16 General Electric Company Method and assembly for forming components having a catalyzed internal passage defined therein
US10099276B2 (en) 2015-12-17 2018-10-16 General Electric Company Method and assembly for forming components having an internal passage defined therein
US10118217B2 (en) 2015-12-17 2018-11-06 General Electric Company Method and assembly for forming components having internal passages using a jacketed core
US10150158B2 (en) 2015-12-17 2018-12-11 General Electric Company Method and assembly for forming components having internal passages using a jacketed core
US10099283B2 (en) 2015-12-17 2018-10-16 General Electric Company Method and assembly for forming components having an internal passage defined therein
US9579714B1 (en) 2015-12-17 2017-02-28 General Electric Company Method and assembly for forming components having internal passages using a lattice structure
US10046389B2 (en) 2015-12-17 2018-08-14 General Electric Company Method and assembly for forming components having internal passages using a jacketed core
US10335853B2 (en) 2016-04-27 2019-07-02 General Electric Company Method and assembly for forming components using a jacketed core
US10286450B2 (en) 2016-04-27 2019-05-14 General Electric Company Method and assembly for forming components using a jacketed core
CN112719809A (zh) * 2020-12-24 2021-04-30 苏州工业园区星德胜电机有限公司 一种大倾角涡轮生产工艺及其安装方法
CN113369831A (zh) * 2021-06-30 2021-09-10 中国航发动力股份有限公司 一种航空发动机叶片的加工工艺

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2225513A (en) * 1936-06-01 1940-12-17 Gen Motors Corp Method of forming restrictors
US2787049A (en) * 1952-05-23 1957-04-02 Stalkcr Dev Company Process of fabricating blades for turbines, compressors and the like
US3014269A (en) * 1955-10-20 1961-12-26 Int Nickel Co Manufacture of hollow turbine blades
US3045328A (en) * 1956-05-08 1962-07-24 Int Nickel Co Manufacture of hollow turbine blades
GB879981A (en) * 1956-09-13 1961-10-11 Wiggin & Co Ltd Henry Improvements in and relating to hollow turbine blades
US3039178A (en) * 1957-01-11 1962-06-19 Rolls Royce Manufacture by extrusion of turbine engine blades
US2985953A (en) * 1957-12-13 1961-05-30 Rolls Royce Manufacture of blades of internal combustion turbine engines
GB855684A (en) * 1958-02-27 1960-12-07 Rolls Royce Improved method of manufacturing blades for gas turbines
US3107417A (en) * 1959-08-24 1963-10-22 Gen Motors Corp Method for adjusting setting of a pressure relief valve
US3700348A (en) * 1968-08-13 1972-10-24 Gen Electric Turbomachinery blade structure
BE755567A (fr) * 1969-12-01 1971-02-15 Gen Electric Structure d'aube fixe, pour moteur a turbines a gaz et arrangement de reglage de temperature associe
US3715170A (en) * 1970-12-11 1973-02-06 Gen Electric Cooled turbine blade

Also Published As

Publication number Publication date
DE2400014A1 (de) 1974-07-11
US3921271A (en) 1975-11-25
BE809336A (fr) 1974-05-02
GB1460306A (en) 1977-01-06
FR2212485A1 (it) 1974-07-26
CA1005345A (en) 1977-02-15
GB1460307A (en) 1977-01-06
JPS4997104A (it) 1974-09-13

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