EP1707744A3 - Stator vane with inner and outer shroud - Google Patents

Stator vane with inner and outer shroud Download PDF

Info

Publication number
EP1707744A3
EP1707744A3 EP06251185A EP06251185A EP1707744A3 EP 1707744 A3 EP1707744 A3 EP 1707744A3 EP 06251185 A EP06251185 A EP 06251185A EP 06251185 A EP06251185 A EP 06251185A EP 1707744 A3 EP1707744 A3 EP 1707744A3
Authority
EP
European Patent Office
Prior art keywords
vane
tip
vibration
flow
minimized
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.)
Withdrawn
Application number
EP06251185A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1707744A2 (en
Inventor
Steve Mark Schirle
Robert M. Zacharias
James Edward Cencula
Nicholas F. Martin
Thomas R. Tipton
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.)
General Electric Co
Original Assignee
General Electric 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 General Electric Co filed Critical General Electric Co
Publication of EP1707744A2 publication Critical patent/EP1707744A2/en
Publication of EP1707744A3 publication Critical patent/EP1707744A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/161—Sealings between pressure and suction sides especially adapted for elastic fluid pumps
    • F04D29/164—Sealings between pressure and suction sides especially adapted for elastic fluid pumps of an axial flow wheel
    • 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
    • F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • 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
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/142—Shape, i.e. outer, aerodynamic form of the blades of successive rotor or stator blade-rows
    • F01D5/143—Contour of the outer or inner working fluid flow path wall, i.e. shroud or hub contour
    • 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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/042—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector fixing blades to stators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/64—Mounting; Assembling; Disassembling of axial pumps
    • F04D29/644—Mounting; Assembling; Disassembling of axial pumps especially adapted for elastic fluid pumps
EP06251185A 2005-03-07 2006-03-06 Stator vane with inner and outer shroud Withdrawn EP1707744A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/072,249 US20060198726A1 (en) 2005-03-07 2005-03-07 Apparatus for eliminating compressor stator vibration induced by tip leakage vortex bursting

Publications (2)

Publication Number Publication Date
EP1707744A2 EP1707744A2 (en) 2006-10-04
EP1707744A3 true EP1707744A3 (en) 2009-05-27

Family

ID=36570747

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06251185A Withdrawn EP1707744A3 (en) 2005-03-07 2006-03-06 Stator vane with inner and outer shroud

Country Status (4)

Country Link
US (2) US20060198726A1 (ja)
EP (1) EP1707744A3 (ja)
JP (1) JP2006250147A (ja)
CN (1) CN1831297A (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7743497B2 (en) * 2005-10-06 2010-06-29 General Electric Company Method of providing non-uniform stator vane spacing in a compressor
EP2218918A1 (de) * 2009-02-13 2010-08-18 Siemens Aktiengesellschaft Axialturboverdichter für eine Gasturbine mit geringen Spaltverlusten und Diffusorverlusten
EP2218876A1 (de) * 2009-02-16 2010-08-18 Siemens Aktiengesellschaft Dichtungsring zum Abdichten eines Radialspalts in einer Gasturbine
JP5192507B2 (ja) 2010-03-19 2013-05-08 川崎重工業株式会社 ガスタービンエンジン
JP5147886B2 (ja) * 2010-03-29 2013-02-20 株式会社日立製作所 圧縮機
US9115594B2 (en) 2010-12-28 2015-08-25 Rolls-Royce Corporation Compressor casing treatment for gas turbine engine
JP5342579B2 (ja) 2011-02-28 2013-11-13 三菱重工業株式会社 回転機械の静翼ユニット、回転機械の静翼ユニットの製造方法及び回転機械の静翼ユニットの結合方法
US20130142640A1 (en) * 2011-12-02 2013-06-06 David P. Houston Alternate shroud width to provide mistuning on compressor stator clusters
US20180080454A1 (en) * 2016-09-16 2018-03-22 United Technologies Corporation Segmented stator vane
US11629606B2 (en) * 2021-05-26 2023-04-18 General Electric Company Split-line stator vane assembly

Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2556161A (en) * 1944-03-21 1951-06-12 Power Jets Res & Dev Ltd Gas diffusers for air supplied to combustion chambers
US2693904A (en) * 1950-11-14 1954-11-09 A V Roe Canada Ltd Air bleed for compressors
US3300121A (en) * 1965-02-24 1967-01-24 Gen Motors Corp Axial-flow compressor
US3861823A (en) * 1973-01-15 1975-01-21 Caterpillar Tractor Co Compressor with retractable guide vanes
DE2430117B1 (de) * 1974-06-17 1975-03-20 Brown Boveri-Sulzer Turbomaschinen Ag, Zuerich (Schweiz) Mehrstufiger Axialverdichter
US4008978A (en) * 1976-03-19 1977-02-22 General Motors Corporation Ceramic turbine structures
US4011028A (en) * 1975-10-16 1977-03-08 Anatoly Nikolaevich Borsuk Axial-flow transsonic compressor
US4503668A (en) * 1983-04-12 1985-03-12 The United States Of America As Represented By The Secretary Of The Air Force Strutless diffuser for gas turbine engine
US5127797A (en) * 1990-09-12 1992-07-07 United Technologies Corporation Compressor case attachment means
US5333995A (en) * 1993-08-09 1994-08-02 General Electric Company Wear shim for a turbine engine
GB2301631A (en) * 1995-06-02 1996-12-11 Solar Turbines Inc Compressor bleed cooled in a heat exchanger and accelerated by the top of a two tier compressor blade for engine component cooling.
EP1126133A2 (en) * 2000-02-18 2001-08-22 General Electric Company Convex compressor casing
EP1536146A2 (de) * 2003-11-26 2005-06-01 Rolls-Royce Deutschland Ltd & Co KG Strömungsarbeitsmaschine mit Fluidentnahme
EP1621741A1 (en) * 2004-07-28 2006-02-01 Hitachi, Ltd. Gas turbine system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3265290A (en) * 1964-09-01 1966-08-09 Anthony J Cali Axial flow compressors for jet engines
US4022540A (en) * 1975-10-02 1977-05-10 General Electric Company Frangible airfoil structure
US5681142A (en) * 1993-12-20 1997-10-28 United Technologies Corporation Damping means for a stator assembly of a gas turbine engine
US5639212A (en) * 1996-03-29 1997-06-17 General Electric Company Cavity sealed compressor
US6312219B1 (en) * 1999-11-05 2001-11-06 General Electric Company Narrow waist vane

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2556161A (en) * 1944-03-21 1951-06-12 Power Jets Res & Dev Ltd Gas diffusers for air supplied to combustion chambers
US2693904A (en) * 1950-11-14 1954-11-09 A V Roe Canada Ltd Air bleed for compressors
US3300121A (en) * 1965-02-24 1967-01-24 Gen Motors Corp Axial-flow compressor
US3861823A (en) * 1973-01-15 1975-01-21 Caterpillar Tractor Co Compressor with retractable guide vanes
DE2430117B1 (de) * 1974-06-17 1975-03-20 Brown Boveri-Sulzer Turbomaschinen Ag, Zuerich (Schweiz) Mehrstufiger Axialverdichter
US4011028A (en) * 1975-10-16 1977-03-08 Anatoly Nikolaevich Borsuk Axial-flow transsonic compressor
US4008978A (en) * 1976-03-19 1977-02-22 General Motors Corporation Ceramic turbine structures
US4503668A (en) * 1983-04-12 1985-03-12 The United States Of America As Represented By The Secretary Of The Air Force Strutless diffuser for gas turbine engine
US5127797A (en) * 1990-09-12 1992-07-07 United Technologies Corporation Compressor case attachment means
US5333995A (en) * 1993-08-09 1994-08-02 General Electric Company Wear shim for a turbine engine
GB2301631A (en) * 1995-06-02 1996-12-11 Solar Turbines Inc Compressor bleed cooled in a heat exchanger and accelerated by the top of a two tier compressor blade for engine component cooling.
EP1126133A2 (en) * 2000-02-18 2001-08-22 General Electric Company Convex compressor casing
EP1536146A2 (de) * 2003-11-26 2005-06-01 Rolls-Royce Deutschland Ltd & Co KG Strömungsarbeitsmaschine mit Fluidentnahme
EP1621741A1 (en) * 2004-07-28 2006-02-01 Hitachi, Ltd. Gas turbine system

Also Published As

Publication number Publication date
US20060198726A1 (en) 2006-09-07
US20090123275A1 (en) 2009-05-14
CN1831297A (zh) 2006-09-13
EP1707744A2 (en) 2006-10-04
JP2006250147A (ja) 2006-09-21

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Inventor name: TIPTON, THOMAS R.

Inventor name: MARTIN, NICHOLAS F.

Inventor name: CENCULA, JAMES EDWARD

Inventor name: ZACHARIAS, ROBERT M.

Inventor name: SCHIRLE, STEVE MARK

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