CA955528A - Cooled airfoil - Google Patents

Cooled airfoil

Info

Publication number
CA955528A
CA955528A CA114,905A CA114905A CA955528A CA 955528 A CA955528 A CA 955528A CA 114905 A CA114905 A CA 114905A CA 955528 A CA955528 A CA 955528A
Authority
CA
Canada
Prior art keywords
cooled airfoil
airfoil
cooled
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
Application number
CA114,905A
Other languages
English (en)
Other versions
CA114905S (en
Inventor
Charles E. Bowling
Ronald P. Schwedland
George B. Meginnis
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.)
Motors Liquidation Co
Original Assignee
General Motors 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 General Motors Corp filed Critical General Motors Corp
Application granted granted Critical
Publication of CA955528A publication Critical patent/CA955528A/en
Expired 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
    • F01D5/14—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
    • F01D5/182—Transpiration cooling
    • F01D5/184—Blade walls being made of perforated sheet laminae
    • 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)
  • Turbine Rotor Nozzle Sealing (AREA)
CA114,905A 1970-06-17 1971-06-07 Cooled airfoil Expired CA955528A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4704670A 1970-06-17 1970-06-17

Publications (1)

Publication Number Publication Date
CA955528A true CA955528A (en) 1974-10-01

Family

ID=21946780

Family Applications (1)

Application Number Title Priority Date Filing Date
CA114,905A Expired CA955528A (en) 1970-06-17 1971-06-07 Cooled airfoil

Country Status (3)

Country Link
US (1) US3732031A (enrdf_load_stackoverflow)
CA (1) CA955528A (enrdf_load_stackoverflow)
GB (1) GB1289789A (enrdf_load_stackoverflow)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3903578A (en) * 1972-02-28 1975-09-09 United Aircraft Corp Composite fan blade and method of construction
US4020538A (en) * 1973-04-27 1977-05-03 General Electric Company Turbomachinery blade tip cap configuration
US3899267A (en) * 1973-04-27 1975-08-12 Gen Electric Turbomachinery blade tip cap configuration
US3973874A (en) * 1974-09-25 1976-08-10 General Electric Company Impingement baffle collars
US4022542A (en) * 1974-10-23 1977-05-10 Teledyne Industries, Inc. Turbine blade
GB1530594A (en) * 1974-12-13 1978-11-01 Rolls Royce Perforate laminated material
US4004056A (en) * 1975-07-24 1977-01-18 General Motors Corporation Porous laminated sheet
US4218178A (en) * 1978-03-31 1980-08-19 General Motors Corporation Turbine vane structure
US4650399A (en) * 1982-06-14 1987-03-17 United Technologies Corporation Rotor blade for a rotary machine
US5405242A (en) * 1990-07-09 1995-04-11 United Technologies Corporation Cooled vane
US5246340A (en) * 1991-11-19 1993-09-21 Allied-Signal Inc. Internally cooled airfoil
US5810552A (en) 1992-02-18 1998-09-22 Allison Engine Company, Inc. Single-cast, high-temperature, thin wall structures having a high thermal conductivity member connecting the walls and methods of making the same
US5295530A (en) * 1992-02-18 1994-03-22 General Motors Corporation Single-cast, high-temperature, thin wall structures and methods of making the same
US5690279A (en) * 1995-11-30 1997-11-25 United Technologies Corporation Thermal relief slot in sheet metal
US5881972A (en) * 1997-03-05 1999-03-16 United Technologies Corporation Electroformed sheath and airfoiled component construction
WO2000019065A1 (de) * 1998-09-30 2000-04-06 Siemens Aktiengesellschaft Gasturbinenlaufschaufel und verfahren zur herstellung einer gasturbinenlaufschaufel
GB0127902D0 (en) * 2001-11-21 2002-01-16 Rolls Royce Plc Gas turbine engine aerofoil
US6953143B2 (en) * 2003-04-11 2005-10-11 Advanced Energy Industries, Inc. Explosion welded design for cooling components
EP1557533B1 (de) * 2004-01-23 2008-03-12 Siemens Aktiengesellschaft Kühlung einer Turbinenschaufel mit einem Doppelboden zwischen Schaufelblatt und Schaufelspitze
DE102004019531A1 (de) * 2004-04-22 2005-11-10 Mtu Aero Engines Gmbh Verfahren zum Verschließen einer Kernaustrittsöffnung einer Turbinenschaufel und Turbinenschaufel
US7278828B2 (en) * 2004-09-22 2007-10-09 General Electric Company Repair method for plenum cover in a gas turbine engine
DE102005060698A1 (de) * 2005-12-19 2007-08-02 Rolls-Royce Deutschland Ltd & Co Kg Sekundärfluidkanalherstellungsverfahren
GB2439330B (en) * 2006-06-22 2008-09-17 Rolls Royce Plc Aerofoil
US8047789B1 (en) 2007-10-19 2011-11-01 Florida Turbine Technologies, Inc. Turbine airfoil
US8215900B2 (en) * 2008-09-04 2012-07-10 Siemens Energy, Inc. Turbine vane with high temperature capable skins
US8496443B2 (en) * 2009-12-15 2013-07-30 Siemens Energy, Inc. Modular turbine airfoil and platform assembly with independent root teeth
US8231354B2 (en) * 2009-12-15 2012-07-31 Siemens Energy, Inc. Turbine engine airfoil and platform assembly
US8714920B2 (en) 2010-04-01 2014-05-06 Siemens Energy, Inc. Turbine airfoil to shround attachment
US8914976B2 (en) 2010-04-01 2014-12-23 Siemens Energy, Inc. Turbine airfoil to shroud attachment method
US8734107B2 (en) * 2011-05-31 2014-05-27 General Electric Company Ceramic-based tip cap for a turbine bucket
US8956700B2 (en) 2011-10-19 2015-02-17 General Electric Company Method for adhering a coating to a substrate structure
WO2014165337A1 (en) * 2013-04-03 2014-10-09 United Technologies Corporation Variable thickness trailing edge cavity and method of making
US9987700B2 (en) 2014-07-08 2018-06-05 Siemens Energy, Inc. Magnetically impelled arc butt welding method having magnet arrangement for welding components having complex curvatures
US10370979B2 (en) 2015-11-23 2019-08-06 United Technologies Corporation Baffle for a component of a gas turbine engine
US10328489B1 (en) 2015-12-29 2019-06-25 United Technologies Corporation Dynamic bonding of powder metallurgy materials
US10339264B2 (en) 2016-01-14 2019-07-02 Rolls-Royce Engine Services Oakland, Inc. Using scanned vanes to determine effective flow areas
US10465526B2 (en) 2016-11-15 2019-11-05 Rolls-Royce Corporation Dual-wall airfoil with leading edge cooling slot
US10450873B2 (en) * 2017-07-31 2019-10-22 Rolls-Royce Corporation Airfoil edge cooling channels
US11220914B1 (en) * 2020-09-23 2022-01-11 General Electric Company Cast component including passage having surface anti-freckling element in turn portion thereof, and related removable core and method
CN116950723B (zh) * 2023-09-19 2024-01-09 中国航发四川燃气涡轮研究院 一种低应力双层壁涡轮导向叶片冷却结构及其设计方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH210266A (de) * 1939-06-13 1940-06-30 Oerlikon Maschf Temperatur-Schutzeinrichtung für rotierende Wärmekraftmaschinen.
US3240468A (en) * 1964-12-28 1966-03-15 Curtiss Wright Corp Transpiration cooled blades for turbines, compressors, and the like
US3540810A (en) * 1966-03-17 1970-11-17 Gen Electric Slanted partition for hollow airfoil vane insert
US3554663A (en) * 1968-09-25 1971-01-12 Gen Motors Corp Cooled blade
US3560107A (en) * 1968-09-25 1971-02-02 Gen Motors Corp Cooled airfoil

Also Published As

Publication number Publication date
GB1289789A (enrdf_load_stackoverflow) 1972-09-20
US3732031A (en) 1973-05-08

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