CA1062163A - Variable geometry turbine nozzle - Google Patents

Variable geometry turbine nozzle

Info

Publication number
CA1062163A
CA1062163A CA287,581A CA287581A CA1062163A CA 1062163 A CA1062163 A CA 1062163A CA 287581 A CA287581 A CA 287581A CA 1062163 A CA1062163 A CA 1062163A
Authority
CA
Canada
Prior art keywords
ring gear
vanes
shroud
assembly according
ring
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
CA287,581A
Other languages
English (en)
French (fr)
Inventor
Karl W. Karstensen
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.)
Caterpillar Inc
Original Assignee
Caterpillar Tractor Co
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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Application granted granted Critical
Publication of CA1062163A publication Critical patent/CA1062163A/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
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/10—Final actuators
    • F01D17/12—Final actuators arranged in stator parts
    • F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
    • F01D17/16—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes
    • F01D17/162—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes for axial flow, i.e. the vanes turning around axes which are essentially perpendicular to the rotor centre line
    • 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
    • F05D2250/00—Geometry
    • F05D2250/20—Three-dimensional
    • F05D2250/24—Three-dimensional ellipsoidal
    • F05D2250/241—Three-dimensional ellipsoidal spherical

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Turbines (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CA287,581A 1976-12-23 1977-09-27 Variable geometry turbine nozzle Expired CA1062163A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/730,044 US4150915A (en) 1976-12-23 1976-12-23 Variable geometry turbine nozzle

Publications (1)

Publication Number Publication Date
CA1062163A true CA1062163A (en) 1979-09-11

Family

ID=24933674

Family Applications (1)

Application Number Title Priority Date Filing Date
CA287,581A Expired CA1062163A (en) 1976-12-23 1977-09-27 Variable geometry turbine nozzle

Country Status (5)

Country Link
US (1) US4150915A (enExample)
JP (1) JPS5379109A (enExample)
CA (1) CA1062163A (enExample)
GB (1) GB1533940A (enExample)
SE (2) SE434665B (enExample)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4318668A (en) * 1979-11-01 1982-03-09 United Technologies Corporation Seal means for a gas turbine engine
US4659295A (en) * 1984-04-20 1987-04-21 The Garrett Corporation Gas seal vanes of variable nozzle turbine
US4679984A (en) * 1985-12-11 1987-07-14 The Garrett Corporation Actuation system for variable nozzle turbine
DE3623001C1 (de) * 1986-07-09 1987-07-09 Mtu Muenchen Gmbh Verstellvorrichtung fuer schwenkbare Leitschaufeln von Turbotriebwerken
US4763114A (en) * 1987-07-09 1988-08-09 Eidsmore Paul G Fluid flow indicator
US4826399A (en) * 1988-05-06 1989-05-02 General Motors Corporation Unison ring mounting arrangement
GB2301867A (en) * 1995-06-05 1996-12-18 Rolls Royce Plc Supporting unison rings in pivotable vane actuating mechanisms
SE508860C2 (sv) * 1997-03-18 1998-11-09 Abb Stal Ab Anordning vid en i en rotormaskin anordnad ledskena samt en vridbar turbinskena
JP2001329851A (ja) * 2000-05-19 2001-11-30 Mitsubishi Heavy Ind Ltd 可変容量タービンの可変ノズル機構
GB0504588D0 (en) * 2005-03-05 2005-04-13 Rolls Royce Plc Pivot ring
DE102005040574A1 (de) * 2005-08-26 2007-03-15 Rolls-Royce Deutschland Ltd & Co Kg Spaltkontrollvorrichtung für eine Gasturbine
US8382436B2 (en) * 2009-01-06 2013-02-26 General Electric Company Non-integral turbine blade platforms and systems
US8262345B2 (en) * 2009-02-06 2012-09-11 General Electric Company Ceramic matrix composite turbine engine
US8360716B2 (en) * 2010-03-23 2013-01-29 United Technologies Corporation Nozzle segment with reduced weight flange
US8668445B2 (en) 2010-10-15 2014-03-11 General Electric Company Variable turbine nozzle system
US9309778B2 (en) 2010-12-30 2016-04-12 Rolls-Royce North American Technologies, Inc. Variable vane for gas turbine engine
US20140119894A1 (en) * 2012-10-25 2014-05-01 Solar Turbines Incorporated Variable area turbine nozzle
WO2014189547A1 (en) * 2013-05-20 2014-11-27 Volvo Truck Corporation Variable geometry turbine with shroud support
US11118471B2 (en) * 2013-11-18 2021-09-14 Raytheon Technologies Corporation Variable area vane endwall treatments
WO2017072844A1 (ja) * 2015-10-27 2017-05-04 三菱重工業株式会社 回転機械
US10208619B2 (en) 2015-11-02 2019-02-19 Florida Turbine Technologies, Inc. Variable low turbine vane with aft rotation axis
DE102018213983A1 (de) 2018-08-20 2020-02-20 MTU Aero Engines AG Verstellbare Leitschaufelanordnung, Leitschaufel, Dichtungsträger und Turbomaschine
US12180974B2 (en) 2022-03-24 2024-12-31 Copeland Lp Variable inlet guide vane apparatus and compressor including same

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL75411C (enExample) * 1946-03-20
US3224194A (en) * 1963-06-26 1965-12-21 Curtiss Wright Corp Gas turbine engine
FR2055780A1 (enExample) * 1969-08-14 1971-04-30 Bennes Marrel
US3904309A (en) * 1974-08-12 1975-09-09 Caterpillar Tractor Co Variable angle turbine nozzle actuating mechanism
US3995971A (en) * 1975-06-02 1976-12-07 United Technologies Corporation Rotatable vane seal
US3976394A (en) * 1975-07-18 1976-08-24 The United States Of America As Represented By The Secretary Of The Air Force Interstage bleed assembly
US4003675A (en) * 1975-09-02 1977-01-18 Caterpillar Tractor Co. Actuating mechanism for gas turbine engine nozzles
US4030288A (en) * 1975-11-10 1977-06-21 Caterpillar Tractor Co. Modular gas turbine engine assembly

Also Published As

Publication number Publication date
JPS5379109A (en) 1978-07-13
SE434665B (sv) 1984-08-06
GB1533940A (en) 1978-11-29
SE8204446L (sv) 1982-07-23
SE7713270L (sv) 1978-06-24
US4150915A (en) 1979-04-24
SE8204446D0 (sv) 1982-07-23
JPS6114323B2 (enExample) 1986-04-18
SE450782B (sv) 1987-07-27

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