EP1081336A3 - Vane ring assembly for gas turbines - Google Patents
Vane ring assembly for gas turbines Download PDFInfo
- Publication number
- EP1081336A3 EP1081336A3 EP00115821A EP00115821A EP1081336A3 EP 1081336 A3 EP1081336 A3 EP 1081336A3 EP 00115821 A EP00115821 A EP 00115821A EP 00115821 A EP00115821 A EP 00115821A EP 1081336 A3 EP1081336 A3 EP 1081336A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- ring assembly
- gas turbines
- vane ring
- airfoil
- shroud
- 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.)
- Granted
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
- 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
- F01D9/044—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector fixing blades to stators permanently, e.g. by welding, brazing, casting or the like
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Die Erfindung betrifft einen gebauten Leitkranz für eine Gasturbine, insbesondere ein Flugtriebwerk, umfassend wenigstens ein Deckband (1) mit einer Umfangsfläche (10) und wenigstens ein Schaufelblatt (2) mit einer Oberfläche (8), wobei das Deckband (1) wenigstens einen Durchbruch (4) zur Befestigung des Schaufelblatts (2) aufweist und wobei das Schaufelblatt (2) an wenigstens einem Endabschnitt (3) eine zumindest abschnittsweise über dessen Umfang (7) vorstehende, eine Übergangskrümmung (9) aufweisende Plattform (5) aufweist, die in den Durchbruch (4) eingesetzt ist The invention relates to a built guide ring for a gas turbine, in particular an aircraft engine, comprising at least one shroud (1) with a peripheral surface (10) and at least one airfoil (2) with a surface (8), the shroud (1) having at least one opening (4) for fastening the airfoil (2) and wherein the airfoil (2) has at least one end section (3) a platform (5) with a transition curvature (9) that protrudes at least in sections over its circumference (7) the breakthrough (4) is inserted
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19941133A DE19941133C1 (en) | 1999-08-30 | 1999-08-30 | Blade crown ring for gas turbine aircraft engine has each blade provided with curved transition region between blade surface and blade platform fitting in opening in carrier band |
DE19941133 | 1999-08-30 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1081336A2 EP1081336A2 (en) | 2001-03-07 |
EP1081336A3 true EP1081336A3 (en) | 2003-10-01 |
EP1081336B1 EP1081336B1 (en) | 2005-02-02 |
Family
ID=7920103
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00115821A Expired - Lifetime EP1081336B1 (en) | 1999-08-30 | 2000-07-22 | Vane ring assembly for gas turbines |
Country Status (3)
Country | Link |
---|---|
US (1) | US6543998B1 (en) |
EP (1) | EP1081336B1 (en) |
DE (2) | DE19941133C1 (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2899270A1 (en) * | 2006-03-30 | 2007-10-05 | Snecma Sa | LOCALLY-SHAPED RECTIFIER RAM, RECTIFIER AREA, COMPRESSION STAGE, COMPRESSOR AND TURBOMACHINE COMPRISING SUCH A BLADE |
FR2899269A1 (en) * | 2006-03-30 | 2007-10-05 | Snecma Sa | OPTIMIZED RECTIFIER BLADE, RECTIFIER AREA, COMPRESSION FLOOR, COMPRESSOR AND TURBOMACHINE COMPRISING SUCH A BLADE |
US7748956B2 (en) * | 2006-12-19 | 2010-07-06 | United Technologies Corporation | Non-stablug stator apparatus and assembly method |
US8740557B2 (en) * | 2009-10-01 | 2014-06-03 | Pratt & Whitney Canada Corp. | Fabricated static vane ring |
US8920117B2 (en) * | 2011-10-07 | 2014-12-30 | Pratt & Whitney Canada Corp. | Fabricated gas turbine duct |
US9840929B2 (en) * | 2013-05-28 | 2017-12-12 | Pratt & Whitney Canada Corp. | Gas turbine engine vane assembly and method of mounting same |
US9869190B2 (en) | 2014-05-30 | 2018-01-16 | General Electric Company | Variable-pitch rotor with remote counterweights |
US20160017731A1 (en) * | 2014-07-17 | 2016-01-21 | Rolls-Royce Corporation | Vane assembly |
US10072510B2 (en) | 2014-11-21 | 2018-09-11 | General Electric Company | Variable pitch fan for gas turbine engine and method of assembling the same |
US9988918B2 (en) | 2015-05-01 | 2018-06-05 | General Electric Company | Compressor system and airfoil assembly |
US10100653B2 (en) | 2015-10-08 | 2018-10-16 | General Electric Company | Variable pitch fan blade retention system |
US11674435B2 (en) | 2021-06-29 | 2023-06-13 | General Electric Company | Levered counterweight feathering system |
US11795964B2 (en) | 2021-07-16 | 2023-10-24 | General Electric Company | Levered counterweight feathering system |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2681788A (en) * | 1951-05-23 | 1954-06-22 | Solar Aircraft Co | Gas turbine vane structure |
FR1095927A (en) * | 1953-02-02 | 1955-06-07 | Bristol Aeroplane Co Ltd | Improvements to the mounting of wing profile vanes in compressors and other applications |
FR1389254A (en) * | 1963-04-08 | 1965-02-12 | Rolls Royce | Compressor for gas turbine engine |
DE1200070B (en) * | 1961-11-21 | 1965-09-02 | Siemens Ag | Process for the production of guide vane ring segments for gas turbines |
US5474419A (en) * | 1992-12-30 | 1995-12-12 | Reluzco; George | Flowpath assembly for a turbine diaphragm and methods of manufacture |
EP0704602A2 (en) * | 1994-08-30 | 1996-04-03 | Gec Alsthom Limited | Turbine blade |
US5765993A (en) * | 1996-09-27 | 1998-06-16 | Chromalloy Gas Turbine Corporation | Replacement vane assembly for fan exit guide |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4260327A (en) * | 1979-07-25 | 1981-04-07 | General Electric Company | Guide vane assembly for reverse flow cooled dynamoelectric machine |
DE3514122A1 (en) * | 1985-04-19 | 1986-10-23 | MAN Gutehoffnungshütte GmbH, 4200 Oberhausen | METHOD FOR PRODUCING A GUIDE BLADE FOR A TURBINE OR COMPRESSOR LEAD, AND GUIDE BLADE PRODUCED BY THE METHOD |
-
1999
- 1999-08-30 DE DE19941133A patent/DE19941133C1/en not_active Expired - Fee Related
-
2000
- 2000-07-22 DE DE50009400T patent/DE50009400D1/en not_active Expired - Fee Related
- 2000-07-22 EP EP00115821A patent/EP1081336B1/en not_active Expired - Lifetime
- 2000-08-25 US US09/645,483 patent/US6543998B1/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2681788A (en) * | 1951-05-23 | 1954-06-22 | Solar Aircraft Co | Gas turbine vane structure |
FR1095927A (en) * | 1953-02-02 | 1955-06-07 | Bristol Aeroplane Co Ltd | Improvements to the mounting of wing profile vanes in compressors and other applications |
DE1200070B (en) * | 1961-11-21 | 1965-09-02 | Siemens Ag | Process for the production of guide vane ring segments for gas turbines |
FR1389254A (en) * | 1963-04-08 | 1965-02-12 | Rolls Royce | Compressor for gas turbine engine |
US5474419A (en) * | 1992-12-30 | 1995-12-12 | Reluzco; George | Flowpath assembly for a turbine diaphragm and methods of manufacture |
EP0704602A2 (en) * | 1994-08-30 | 1996-04-03 | Gec Alsthom Limited | Turbine blade |
US5765993A (en) * | 1996-09-27 | 1998-06-16 | Chromalloy Gas Turbine Corporation | Replacement vane assembly for fan exit guide |
Also Published As
Publication number | Publication date |
---|---|
US6543998B1 (en) | 2003-04-08 |
DE50009400D1 (en) | 2005-03-10 |
EP1081336B1 (en) | 2005-02-02 |
DE19941133C1 (en) | 2000-12-28 |
EP1081336A2 (en) | 2001-03-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0899426A3 (en) | Guide vane for a gas turbine | |
EP1081336A3 (en) | Vane ring assembly for gas turbines | |
US5474417A (en) | Cast casing treatment for compressor blades | |
DE10210866C1 (en) | Guide blade segment fixing device for flow channel of aircraft gas turbine uses slot and hook fixing and pin fitting through latter | |
DE10250302B4 (en) | Swirl generating device for a compressor | |
EP3000979A1 (en) | Clamped vane arc segment having load-transmitting features | |
US9926965B2 (en) | Pitch diameter shank bolt with shear sleeve | |
EP1112928A3 (en) | Airfoil with performance enhancing trailing edge | |
EP1340885A3 (en) | Leaf seal support for a gas turbine engine nozzle vane | |
EP0924389A3 (en) | Variable inlet guide vane for a gas turbine engine | |
EP1429001A3 (en) | Intake silencer for gas turbines | |
WO2005116404A1 (en) | Vane comprising a transition zone | |
EP3034807A1 (en) | Gas turbine engine mid-turbine frame tie rod arrangement | |
EP1431513A3 (en) | Methods and apparatus for assembling gas turbine nozzles | |
CH708776A2 (en) | Nozzle segment for a gas turbine. | |
EP1632648A3 (en) | Gas turbine flow path | |
EP0947666A3 (en) | Assembled stator ring for a gas turbine engine and method of manufacture therefor | |
EP2971576B1 (en) | Fan exit guide vane platform contouring | |
EP1420152A3 (en) | Turbocharger | |
EP0999349B1 (en) | Axial turbine | |
WO2005056983A1 (en) | Fibre-reinforced rotor for a turbo generator | |
EP1675702B1 (en) | Gas turbine and rotating blade for a turbomachine | |
EP2597257A1 (en) | Blades | |
EP2730745B1 (en) | Blade assembly for a turbo engine | |
DE1911484A1 (en) | Process for the manufacture of stator blades for gas turbine engines |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
|
AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: MTU AERO ENGINES GMBH |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
|
AX | Request for extension of the european patent |
Extension state: AL LT LV MK RO SI |
|
17P | Request for examination filed |
Effective date: 20031008 |
|
17Q | First examination report despatched |
Effective date: 20040212 |
|
AKX | Designation fees paid |
Designated state(s): DE ES FR GB IT |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): DE ES FR GB IT |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D Free format text: GERMAN |
|
REF | Corresponds to: |
Ref document number: 50009400 Country of ref document: DE Date of ref document: 20050310 Kind code of ref document: P |
|
GBT | Gb: translation of ep patent filed (gb section 77(6)(a)/1977) |
Effective date: 20050318 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: ES Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20050513 |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
ET | Fr: translation filed | ||
26N | No opposition filed |
Effective date: 20051103 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20090716 Year of fee payment: 10 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20090722 Year of fee payment: 10 Ref country code: GB Payment date: 20090720 Year of fee payment: 10 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: IT Payment date: 20090725 Year of fee payment: 10 |
|
GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 20100722 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: ST Effective date: 20110331 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20110201 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R119 Ref document number: 50009400 Country of ref document: DE Effective date: 20110201 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20100802 Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20100722 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20100722 |