FR2143880B1 - - Google Patents

Info

Publication number
FR2143880B1
FR2143880B1 FR7223565A FR7223565A FR2143880B1 FR 2143880 B1 FR2143880 B1 FR 2143880B1 FR 7223565 A FR7223565 A FR 7223565A FR 7223565 A FR7223565 A FR 7223565A FR 2143880 B1 FR2143880 B1 FR 2143880B1
Authority
FR
France
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
FR7223565A
Other versions
FR2143880A1 (fr
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Publication of FR2143880A1 publication Critical patent/FR2143880A1/fr
Application granted granted Critical
Publication of FR2143880B1 publication Critical patent/FR2143880B1/fr
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
    • F01D5/187—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR7223565A 1971-06-30 1972-06-29 Expired FR2143880B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3061271 1971-06-30

Publications (2)

Publication Number Publication Date
FR2143880A1 FR2143880A1 (fr) 1973-02-09
FR2143880B1 true FR2143880B1 (fr) 1978-03-10

Family

ID=10310385

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7223565A Expired FR2143880B1 (fr) 1971-06-30 1972-06-29

Country Status (4)

Country Link
US (1) US3809494A (fr)
DE (1) DE2231724A1 (fr)
FR (1) FR2143880B1 (fr)
GB (1) GB1304678A (fr)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH584347A5 (fr) * 1974-11-08 1977-01-31 Bbc Sulzer Turbomaschinen
SE395934B (sv) * 1976-01-19 1977-08-29 Stal Laval Turbin Ab Kyld-ihalig ledskovel for gasturbin
US4286924A (en) * 1978-01-14 1981-09-01 Rolls-Royce Limited Rotor blade or stator vane for a gas turbine engine
US4303374A (en) * 1978-12-15 1981-12-01 General Electric Company Film cooled airfoil body
FR2473621A1 (fr) * 1980-01-10 1981-07-17 Snecma Aube de distributeur de turbine
US4526512A (en) * 1983-03-28 1985-07-02 General Electric Co. Cooling flow control device for turbine blades
US4515523A (en) * 1983-10-28 1985-05-07 Westinghouse Electric Corp. Cooling arrangement for airfoil stator vane trailing edge
JPH0756201B2 (ja) * 1984-03-13 1995-06-14 株式会社東芝 ガスタービン翼
JPH0663442B2 (ja) * 1989-09-04 1994-08-22 株式会社日立製作所 タービン翼
US6824352B1 (en) 2003-09-29 2004-11-30 Power Systems Mfg, Llc Vane enhanced trailing edge cooling design
DE102004054752A1 (de) * 2004-11-12 2006-05-18 Rolls-Royce Deutschland Ltd & Co Kg Schaufel einer Strömungsarbeitsmaschine mit erweiterter Randprofiltiefe
US20070258814A1 (en) * 2006-05-02 2007-11-08 Siemens Power Generation, Inc. Turbine airfoil with integral chordal support ribs
US8109724B2 (en) * 2009-03-26 2012-02-07 United Technologies Corporation Recessed metering standoffs for airfoil baffle
US8348613B2 (en) 2009-03-30 2013-01-08 United Technologies Corporation Airflow influencing airfoil feature array
US8882461B2 (en) 2011-09-12 2014-11-11 Honeywell International Inc. Gas turbine engines with improved trailing edge cooling arrangements
EP2893145B1 (fr) * 2012-08-20 2019-05-01 Ansaldo Energia IP UK Limited Aube intérieurement refroidie destinée à une machine rotative
US9551229B2 (en) 2013-12-26 2017-01-24 Siemens Aktiengesellschaft Turbine airfoil with an internal cooling system having trip strips with reduced pressure drop
FR3058181B1 (fr) * 2016-10-28 2018-11-09 Safran Aircraft Engines Renfort de bord d'attaque d'une aube de turbomachine
US10648341B2 (en) 2016-11-15 2020-05-12 Rolls-Royce Corporation Airfoil leading edge impingement cooling
US10465526B2 (en) 2016-11-15 2019-11-05 Rolls-Royce Corporation Dual-wall airfoil with leading edge cooling slot
US20190024520A1 (en) * 2017-07-19 2019-01-24 Micro Cooling Concepts, Inc. Turbine blade cooling
US10450873B2 (en) * 2017-07-31 2019-10-22 Rolls-Royce Corporation Airfoil edge cooling channels
US20200182068A1 (en) * 2018-12-05 2020-06-11 United Technologies Corporation Axial flow cooling scheme with structural rib for a gas turbine engine
US10822963B2 (en) 2018-12-05 2020-11-03 Raytheon Technologies Corporation Axial flow cooling scheme with castable structural rib for a gas turbine engine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE767546C (de) * 1938-09-12 1952-11-04 Bmw Flugmotorenbau G M B H Innengekuehlte Turbinenschaufel
GB1033759A (en) * 1965-05-17 1966-06-22 Rolls Royce Aerofoil-shaped blade
FR1503348A (fr) * 1965-12-11 1967-11-24 Daimler Benz Ag Aube pour turbines à gaz, en particulier pour réacteurs d'avions
DE1601613A1 (de) * 1967-08-03 1970-12-17 Motoren Turbinen Union Turbinenschaufel,insbesondere Turbinenleitschaufel fuer Gasturbinentriebwerke
US3700348A (en) * 1968-08-13 1972-10-24 Gen Electric Turbomachinery blade structure
US3628885A (en) * 1969-10-01 1971-12-21 Gen Electric Fluid-cooled airfoil
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

Also Published As

Publication number Publication date
FR2143880A1 (fr) 1973-02-09
GB1304678A (fr) 1973-01-24
US3809494A (en) 1974-05-07
DE2231724A1 (de) 1973-01-18

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse