EP2110559A3 - Strömungsmaschine mit Fluidrückfuhr zur Grenzschichtbeeinflussung - Google Patents
Strömungsmaschine mit Fluidrückfuhr zur Grenzschichtbeeinflussung Download PDFInfo
- Publication number
- EP2110559A3 EP2110559A3 EP09003693.0A EP09003693A EP2110559A3 EP 2110559 A3 EP2110559 A3 EP 2110559A3 EP 09003693 A EP09003693 A EP 09003693A EP 2110559 A3 EP2110559 A3 EP 2110559A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- fluid
- injection
- influence
- boundary layer
- turbo machine
- 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
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
- F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
-
- 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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
-
- 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
-
- 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
-
- 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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
- F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
- F04D29/682—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps by fluid extraction
-
- 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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
- F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
- F04D29/684—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps by fluid injection
-
- 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
Abstract
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102008019603A DE102008019603A1 (de) | 2008-04-18 | 2008-04-18 | Strömungsmaschine mit schaufelreiheninterner Fluid-Rückführung |
Publications (3)
Publication Number | Publication Date |
---|---|
EP2110559A2 EP2110559A2 (de) | 2009-10-21 |
EP2110559A3 true EP2110559A3 (de) | 2015-03-25 |
EP2110559B1 EP2110559B1 (de) | 2018-12-12 |
Family
ID=40474926
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09003693.0A Active EP2110559B1 (de) | 2008-04-18 | 2009-03-13 | Strömungsmaschine mit Fluidrückfuhr zur Grenzschichtbeeinflussung |
Country Status (3)
Country | Link |
---|---|
US (1) | US8043046B2 (de) |
EP (1) | EP2110559B1 (de) |
DE (1) | DE102008019603A1 (de) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008011746A1 (de) * | 2008-02-28 | 2009-09-03 | Mtu Aero Engines Gmbh | Vorrichtung und Verfahren zur Umleitung eines Leckagestroms |
FR2931886B1 (fr) * | 2008-05-29 | 2011-10-14 | Snecma | Collecteur d'air dans une turbomachine. |
DE102008029605A1 (de) * | 2008-06-23 | 2009-12-24 | Rolls-Royce Deutschland Ltd & Co Kg | Schaufeldeckband mit Durchlass |
DE102008036294A1 (de) * | 2008-08-04 | 2010-02-11 | Mtu Aero Engines Gmbh | Axialverdichter mit Verdichtergitter |
DE102008060424A1 (de) * | 2008-12-04 | 2010-06-10 | Rolls-Royce Deutschland Ltd & Co Kg | Strömungsmaschine mit Seitenwand-Grenzschicht-Barriere |
US9068507B2 (en) * | 2011-11-16 | 2015-06-30 | General Electric Company | Compressor having purge circuit and method of purging |
CN102556345B (zh) * | 2012-01-18 | 2016-04-13 | 朱晓义 | 飞机动力装置 |
US8926276B2 (en) | 2013-01-23 | 2015-01-06 | Concepts Eti, Inc. | Structures and methods for forcing coupling of flow fields of adjacent bladed elements of turbomachines, and turbomachines incorporating the same |
DE102013210167A1 (de) * | 2013-05-31 | 2014-12-04 | Rolls-Royce Deutschland Ltd & Co Kg | Strukturbaugruppe für eine Strömungsmaschine |
DE102013210169A1 (de) * | 2013-05-31 | 2014-12-04 | Rolls-Royce Deutschland Ltd & Co Kg | Strukturbaugruppe für eine Strömungsmaschine |
DE102013222514A1 (de) | 2013-11-06 | 2015-05-07 | MTU Aero Engines AG | Dichtungsanordnung für eine Strömungsmaschine |
EP2871368B1 (de) | 2013-11-12 | 2018-09-12 | MTU Aero Engines GmbH | Gasturbinenverdichter |
EP2881548B1 (de) * | 2013-12-09 | 2018-08-15 | MTU Aero Engines GmbH | Gasturbinenverdichter |
CN106574636B (zh) * | 2014-06-24 | 2021-08-24 | 概创机械设计有限责任公司 | 用于涡轮机的流动控制结构及其设计方法 |
DE102015110249A1 (de) * | 2015-06-25 | 2017-01-12 | Rolls-Royce Deutschland Ltd & Co Kg | Statorvorrichtung für eine Strömungsmaschine mit einer Gehäuseeinrichtung und mehreren Leitschaufeln |
DE102015110250A1 (de) * | 2015-06-25 | 2016-12-29 | Rolls-Royce Deutschland Ltd & Co Kg | Statorvorrichtung für eine Strömungsmaschine mit einer Gehäuseeinrichtung und mehreren Leitschaufeln |
DE102015110252A1 (de) * | 2015-06-25 | 2016-12-29 | Rolls-Royce Deutschland Ltd & Co Kg | Statorvorrichtung für eine Strömungsmaschine mit einer Gehäuseeinrichtung und mehreren Leitschaufeln |
US10041500B2 (en) * | 2015-12-08 | 2018-08-07 | General Electric Company | Venturi effect endwall treatment |
CN107150788A (zh) * | 2017-04-26 | 2017-09-12 | 朱晓义 | 一种产生更大升力的固定翼飞行器 |
DE102017118950A1 (de) * | 2017-08-18 | 2019-02-21 | Abb Turbo Systems Ag | Diffusor für einen Radialverdichter |
FR3082558B1 (fr) * | 2018-06-15 | 2021-09-17 | Safran Aircraft Engines | Distributeur de turbine pour turbomachine, comprenant un systeme passif de reintroduction de gaz de fuite dans une veine d'ecoulement des gaz |
FR3084395B1 (fr) * | 2018-07-24 | 2020-10-30 | Safran Aircraft Engines | Ailettes entrefer pour compresseur de turbomachine |
US10876549B2 (en) | 2019-04-05 | 2020-12-29 | Pratt & Whitney Canada Corp. | Tandem stators with flow recirculation conduit |
FR3107917B1 (fr) * | 2020-03-04 | 2022-09-09 | Safran | Carter de roue mobile pour turbomachine |
FR3109959B1 (fr) * | 2020-05-06 | 2022-04-22 | Safran Helicopter Engines | Compresseur de turbomachine comportant une paroi fixe pourvue d’un traitement de forme |
US11828188B2 (en) | 2020-08-07 | 2023-11-28 | Concepts Nrec, Llc | Flow control structures for enhanced performance and turbomachines incorporating the same |
US11946379B2 (en) | 2021-12-22 | 2024-04-02 | Rolls-Royce North American Technologies Inc. | Turbine engine fan case with manifolded tip injection air recirculation passages |
US11732612B2 (en) | 2021-12-22 | 2023-08-22 | Rolls-Royce North American Technologies Inc. | Turbine engine fan track liner with tip injection air recirculation passage |
US11702945B2 (en) | 2021-12-22 | 2023-07-18 | Rolls-Royce North American Technologies Inc. | Turbine engine fan case with tip injection air recirculation passage |
FR3133063A1 (fr) * | 2022-02-25 | 2023-09-01 | Safran Aircraft Engines | Aubage de turbomachine, comprenant une pale et une plateforme qui présente un canal interne d’aspiration et d’éjection de flux |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH204331A (de) * | 1937-02-24 | 1939-04-30 | Rheinmetall Borsig Ag | Einrichtung zur Verhinderung der Strahlablösung bei Turboverdichtern. |
US4146352A (en) * | 1975-10-31 | 1979-03-27 | Hitachi, Ltd. | Diaphragms for axial flow fluid machines |
EP0497574A1 (de) * | 1991-01-30 | 1992-08-05 | United Technologies Corporation | Ventilatorgehäuse mit Rezirculationskanälen |
EP1286022A1 (de) * | 2001-08-14 | 2003-02-26 | United Technologies Corporation | Mantelbehandlung für Kompressoren |
EP1609999A2 (de) * | 2004-06-24 | 2005-12-28 | Rolls-Royce Deutschland Ltd & Co KG | Strömungsarbeitsmaschine |
EP1659293A2 (de) * | 2004-11-17 | 2006-05-24 | Rolls-Royce Deutschland Ltd & Co KG | Strömungsmaschine |
EP1382855B1 (de) * | 2002-07-20 | 2006-10-25 | Rolls-Royce Deutschland Ltd & Co KG | Strömungsarbeitsmaschine mit integriertem Fluidzirkulationssystem |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5431533A (en) * | 1993-10-15 | 1995-07-11 | United Technologies Corporation | Active vaned passage casing treatment |
US5607284A (en) * | 1994-12-29 | 1997-03-04 | United Technologies Corporation | Baffled passage casing treatment for compressor blades |
US5474417A (en) * | 1994-12-29 | 1995-12-12 | United Technologies Corporation | Cast casing treatment for compressor blades |
US6220012B1 (en) * | 1999-05-10 | 2001-04-24 | General Electric Company | Booster recirculation passageway and methods for recirculating air |
ATE325939T1 (de) * | 2002-08-23 | 2006-06-15 | Mtu Aero Engines Gmbh | Rezirkulationsstruktur für turboverdichter |
DE10355240A1 (de) * | 2003-11-26 | 2005-07-07 | Rolls-Royce Deutschland Ltd & Co Kg | Strömungsarbeitsmaschine mit Fluidentnahme |
GB2413158B (en) * | 2004-04-13 | 2006-08-16 | Rolls Royce Plc | Flow control arrangement |
DE102007012119A1 (de) * | 2007-03-13 | 2008-09-18 | Rolls-Royce Deutschland Ltd & Co Kg | Drosselgradabhängige Schaufelverstellung bei Strömungsarbeitsmaschinen |
-
2008
- 2008-04-18 DE DE102008019603A patent/DE102008019603A1/de not_active Withdrawn
-
2009
- 2009-03-13 EP EP09003693.0A patent/EP2110559B1/de active Active
- 2009-04-17 US US12/385,767 patent/US8043046B2/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH204331A (de) * | 1937-02-24 | 1939-04-30 | Rheinmetall Borsig Ag | Einrichtung zur Verhinderung der Strahlablösung bei Turboverdichtern. |
US4146352A (en) * | 1975-10-31 | 1979-03-27 | Hitachi, Ltd. | Diaphragms for axial flow fluid machines |
EP0497574A1 (de) * | 1991-01-30 | 1992-08-05 | United Technologies Corporation | Ventilatorgehäuse mit Rezirculationskanälen |
EP1286022A1 (de) * | 2001-08-14 | 2003-02-26 | United Technologies Corporation | Mantelbehandlung für Kompressoren |
EP1382855B1 (de) * | 2002-07-20 | 2006-10-25 | Rolls-Royce Deutschland Ltd & Co KG | Strömungsarbeitsmaschine mit integriertem Fluidzirkulationssystem |
EP1609999A2 (de) * | 2004-06-24 | 2005-12-28 | Rolls-Royce Deutschland Ltd & Co KG | Strömungsarbeitsmaschine |
EP1659293A2 (de) * | 2004-11-17 | 2006-05-24 | Rolls-Royce Deutschland Ltd & Co KG | Strömungsmaschine |
Also Published As
Publication number | Publication date |
---|---|
US20090263233A1 (en) | 2009-10-22 |
EP2110559B1 (de) | 2018-12-12 |
US8043046B2 (en) | 2011-10-25 |
DE102008019603A1 (de) | 2009-10-22 |
EP2110559A2 (de) | 2009-10-21 |
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