EP3954875A3 - Aube directrice, étage de compresseur, turbomachine et procédé pour exploiter une turbomachine - Google Patents

Aube directrice, étage de compresseur, turbomachine et procédé pour exploiter une turbomachine Download PDF

Info

Publication number: EP3954875A3
Authority: EP; European Patent Office
Prior art keywords: section; airfoil; profile; turbomachine; guide vane
Prior art date: 2020-08-04
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

Application number

EP21187375.7A

Other languages

German (de)

English (en)

Other versions

EP3954875A2 (fr

EP3954875B1 (fr

Inventor

Sergio Elorza Gomez

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.)

MTU Aero Engines AG

Original Assignee

MTU Aero Engines AG

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.)

2020-08-04

Filing date

2021-07-23

Publication date

2022-05-04

2021-07-23 Application filed by MTU Aero Engines AG filed Critical MTU Aero Engines AG

2022-02-16 Publication of EP3954875A2 publication Critical patent/EP3954875A2/fr

2022-05-04 Publication of EP3954875A3 publication Critical patent/EP3954875A3/fr

2024-05-15 Application granted granted Critical

2024-05-15 Publication of EP3954875B1 publication Critical patent/EP3954875B1/fr

Status Active legal-status Critical Current

2041-07-23 Anticipated expiration legal-status Critical

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
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D19/00—Axial-flow pumps
- F04D19/02—Multi-stage pumps
- F04D19/022—Multi-stage pumps with concentric rows of vanes
- 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
- F01D17/165—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes for radial flow, i.e. the vanes turning around axes which are essentially parallel to the rotor centre line
- 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
- F04D29/542—Bladed diffusers
- F04D29/544—Blade shapes
- 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/56—Fluid-guiding means, e.g. diffusers adjustable
- F04D29/563—Fluid-guiding means, e.g. diffusers adjustable specially adapted for elastic fluid pumps

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Geometry (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)

EP21187375.7A 2020-08-04 2021-07-23 Aube directrice, étage de compresseur pour une turbine à gaz, turbomachine et procédé pour exploiter une turbomachine Active EP3954875B1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE102020209792.5A DE102020209792A1 (de)	2020-08-04	2020-08-04	Leitschaufel

Publications (3)

Publication Number	Publication Date
EP3954875A2 EP3954875A2 (fr)	2022-02-16
EP3954875A3 true EP3954875A3 (fr)	2022-05-04
EP3954875B1 EP3954875B1 (fr)	2024-05-15

Family

ID=77042804

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP21187375.7A Active EP3954875B1 (fr)	2020-08-04	2021-07-23	Aube directrice, étage de compresseur pour une turbine à gaz, turbomachine et procédé pour exploiter une turbomachine

Country Status (3)

Country	Link
US (1)	US11555500B2 (fr)
EP (1)	EP3954875B1 (fr)
DE (1)	DE102020209792A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AT526083B1 (de) *	2022-09-07	2023-11-15	Andritz Hydro Gmbh	Leitschaufel

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE69408650T2 (de) *	1993-12-22	1998-08-06	Snecma	Turbinenschaufel mit verstellbare Wölbung
EP1505263A1 (fr) *	2003-08-08	2005-02-09	Siemens Aktiengesellschaft	Dispositif de guidage dans un passage d'échappement pour une turbomachine et procédé d'opération
EP3339572A1 (fr) *	2016-12-20	2018-06-27	Rolls-Royce plc	Système d'aubes de guidage variables

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4856962A (en)	1988-02-24	1989-08-15	United Technologies Corporation	Variable inlet guide vane
US5931636A (en) *	1997-08-28	1999-08-03	General Electric Company	Variable area turbine nozzle
DE10257044B4 (de)	2002-12-06	2005-01-27	Mtu Aero Engines Gmbh	Gasturbine
US7114911B2 (en)	2004-08-25	2006-10-03	General Electric Company	Variable camber and stagger airfoil and method
FR2933148B1 (fr) *	2008-06-25	2010-08-20	Snecma	Compresseur de turbomachine
DE102008058014A1 (de)	2008-11-19	2010-05-20	Rolls-Royce Deutschland Ltd & Co Kg	Mehrschaufelige Verstellstatoreinheit einer Strömungsarbeitsmaschine
EP3009607A1 (fr) *	2014-10-13	2016-04-20	United Technologies Corporation	Aube fixe-variable avec enrobage dans l'interstice
GB201419951D0 (en) *	2014-11-10	2014-12-24	Rolls Royce Plc	A guide vane
JP6381425B2 (ja)	2014-12-01	2018-08-29	三菱日立パワーシステムズ株式会社	軸流圧縮機
CN105715585B (zh)	2014-12-05	2019-06-28	上海电气集团股份有限公司	可变几何出口导叶
DE102015004649A1 (de)	2015-04-15	2016-10-20	Man Diesel & Turbo Se	Leitschaufelverstellvorrichtung und Strömungsmaschine
US10815821B2 (en) *	2018-08-31	2020-10-27	General Electric Company	Variable airfoil with sealed flowpath

2020
- 2020-08-04 DE DE102020209792.5A patent/DE102020209792A1/de active Pending
2021
- 2021-07-23 EP EP21187375.7A patent/EP3954875B1/fr active Active
- 2021-07-29 US US17/388,825 patent/US11555500B2/en active Active

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE69408650T2 (de) *	1993-12-22	1998-08-06	Snecma	Turbinenschaufel mit verstellbare Wölbung
EP1505263A1 (fr) *	2003-08-08	2005-02-09	Siemens Aktiengesellschaft	Dispositif de guidage dans un passage d'échappement pour une turbomachine et procédé d'opération
EP3339572A1 (fr) *	2016-12-20	2018-06-27	Rolls-Royce plc	Système d'aubes de guidage variables

Also Published As

Publication number	Publication date
US20220042514A1 (en)	2022-02-10
DE102020209792A1 (de)	2022-02-10
EP3954875A2 (fr)	2022-02-16
US11555500B2 (en)	2023-01-17
EP3954875B1 (fr)	2024-05-15

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Publication	Publication Date	Title
DE60112986T2 (de)	2006-07-06	Beschaufelung einer Turbomaschine
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