EP2151582A3 - Strömungsarbeitsmaschine - Google Patents
Strömungsarbeitsmaschine Download PDFInfo
- Publication number
- EP2151582A3 EP2151582A3 EP09009508.4A EP09009508A EP2151582A3 EP 2151582 A3 EP2151582 A3 EP 2151582A3 EP 09009508 A EP09009508 A EP 09009508A EP 2151582 A3 EP2151582 A3 EP 2151582A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- flow path
- main flow
- return passage
- blade
- channel
- 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- Withdrawn
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
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
- F04D29/526—Details of the casing section radially opposing blade tips
-
- 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
- F04D29/685—Inducing localised fluid recirculation in the stator-rotor interface
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/02—Surge control
- F04D27/0207—Surge control by bleeding, bypassing or recycling fluids
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
a.) ein Umkehrkanal (7) zwei an der Hauptströmungspfadberandung angeordnete Öffnungen (12,13) miteinander verbindet,
b.) Fluid durch eine Entnahmeöffnung aus dem Hauptströmungspfad (2) in den Umkehrkanal (7) strömt
c.) Fluid durch eine Zufuhröffnung (13) aus dem Umkehrkanal (7) in den Hauptströmungspfad (2) strömt
d.) der Verlauf des Umkehrkanals (7) räumlich kompakt beschaffen ist
e.) der Umkehrkanal (7) eine Mittellinie aufweist, die als die Verbindung aller Flächenschwerpunkte der Querschnitte des Umkehrkanals (7) definiert ist.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102008037154A DE102008037154A1 (de) | 2008-08-08 | 2008-08-08 | Strömungsarbeitsmaschine |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2151582A2 EP2151582A2 (de) | 2010-02-10 |
EP2151582A3 true EP2151582A3 (de) | 2014-04-16 |
Family
ID=41129359
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09009508.4A Withdrawn EP2151582A3 (de) | 2008-08-08 | 2009-07-22 | Strömungsarbeitsmaschine |
Country Status (3)
Country | Link |
---|---|
US (1) | US8382422B2 (de) |
EP (1) | EP2151582A3 (de) |
DE (1) | DE102008037154A1 (de) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9567942B1 (en) * | 2010-12-02 | 2017-02-14 | Concepts Nrec, Llc | Centrifugal turbomachines having extended performance ranges |
EP2530330B1 (de) | 2011-06-01 | 2016-05-25 | MTU Aero Engines AG | Laufschaufel für einen Verdichter einer Turbomaschine, Verdichter sowie Turbomaschine |
DE102011107523B4 (de) * | 2011-07-15 | 2016-08-11 | MTU Aero Engines AG | System zum Einblasen eines Fluids, Verdichter sowie Turbomaschine |
FR2989743B1 (fr) * | 2012-04-19 | 2015-08-14 | Snecma | Carter de compresseur a cavites de longueurs variees |
FR2989742B1 (fr) * | 2012-04-19 | 2014-05-09 | Snecma | Carter de compresseur a cavites a forme amont optimisee |
FR2989744B1 (fr) * | 2012-04-19 | 2014-06-13 | Snecma | Carter de compresseur a cavites au calage optimise |
US9810157B2 (en) * | 2013-03-04 | 2017-11-07 | Pratt & Whitney Canada Corp. | Compressor shroud reverse bleed holes |
WO2014158236A1 (en) * | 2013-03-12 | 2014-10-02 | United Technologies Corporation | Cantilever stator with vortex initiation feature |
US9726084B2 (en) | 2013-03-14 | 2017-08-08 | Pratt & Whitney Canada Corp. | Compressor bleed self-recirculating system |
DE102013210167A1 (de) | 2013-05-31 | 2014-12-04 | Rolls-Royce Deutschland Ltd & Co Kg | Strukturbaugruppe für eine Strömungsmaschine |
DE102013210171A1 (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 |
DE102013210168A1 (de) | 2013-05-31 | 2014-12-04 | Rolls-Royce Deutschland Ltd & Co Kg | Strukturbaugruppe für eine Strömungsmaschine |
US20160153465A1 (en) * | 2014-12-01 | 2016-06-02 | General Electric Company | Axial compressor endwall treatment for controlling leakage flow therein |
US10539154B2 (en) * | 2014-12-10 | 2020-01-21 | General Electric Company | Compressor end-wall treatment having a bent profile |
BE1023215B1 (fr) * | 2015-06-18 | 2016-12-21 | Techspace Aero S.A. | Carter a injecteurs de vortex pour compresseur de turbomachine axiale |
US10041500B2 (en) * | 2015-12-08 | 2018-08-07 | General Electric Company | Venturi effect endwall treatment |
DE102018116062A1 (de) | 2018-07-03 | 2020-01-09 | Rolls-Royce Deutschland Ltd & Co Kg | Strukturbaugruppe für einen Verdichter einer Strömungsmaschine |
US10914318B2 (en) | 2019-01-10 | 2021-02-09 | General Electric Company | Engine casing treatment for reducing circumferentially variable distortion |
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 |
BE1028335B1 (fr) * | 2020-05-20 | 2021-12-20 | Safran Aero Boosters | Sous-ensemble de compresseur basse pression d'une turbomachine d'aéronef |
US20240159247A1 (en) * | 2022-07-15 | 2024-05-16 | Raytheon Technologies Corporation | Casing Treatment for Gas Turbine Engines |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB504214A (en) * | 1937-02-24 | 1939-04-21 | Rheinmetall Borsig Ag Werk Bor | Improvements in and relating to turbo compressors |
US3011762A (en) * | 1956-03-28 | 1961-12-05 | Pouit Robert | Turbines and in particular gas turbines |
EP1286022A1 (de) * | 2001-08-14 | 2003-02-26 | United Technologies Corporation | Mantelbehandlung für Kompressoren |
EP1862641A1 (de) * | 2006-06-02 | 2007-12-05 | Siemens Aktiengesellschaft | Ringförmiger Strömungskanal für eine in Axialrichtung von einem Hauptstrom durchströmbare Strömungsmaschine |
Family Cites Families (58)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE889506C (de) | 1940-09-25 | 1953-09-10 | Versuchsanstalt Fuer Luftfahrt | Stroemungsmaschine mit Grenzschichtabsaugung |
GB619722A (en) | 1946-12-20 | 1949-03-14 | English Electric Co Ltd | Improvements in and relating to boundary layer control in fluid conduits |
US2933238A (en) | 1954-06-24 | 1960-04-19 | Edward A Stalker | Axial flow compressors incorporating boundary layer control |
GB799675A (en) | 1955-10-13 | 1958-08-13 | Bristol Aeroengines Ltd | Improvements in or relating to axial flow gas compressors and turbines |
US3066912A (en) | 1961-03-28 | 1962-12-04 | Gen Electric | Turbine erosion protective device |
CH437614A (de) | 1963-07-02 | 1967-11-30 | Moravec Zdenek | Strömungsmaschine mit verminderter Geräuscherzeugung |
GB987625A (en) | 1963-10-14 | 1965-03-31 | Rolls Royce | Improvements in or relating to axial flow compressors, for example for aircraft gas turbine engines |
US3572960A (en) | 1969-01-02 | 1971-03-30 | Gen Electric | Reduction of sound in gas turbine engines |
DE1938132A1 (de) | 1969-07-26 | 1971-01-28 | Daimler Benz Ag | Leitschaufeln von Axialverdichtern |
FR2166494A5 (de) | 1971-12-27 | 1973-08-17 | Onera (Off Nat Aerospatiale) | |
US3849023A (en) | 1973-06-28 | 1974-11-19 | Gen Electric | Stator assembly |
FR2248732A5 (de) | 1973-10-23 | 1975-05-16 | Onera (Off Nat Aerospatiale) | |
US4155680A (en) | 1977-02-14 | 1979-05-22 | General Electric Company | Compressor protection means |
GB2017228B (en) | 1977-07-14 | 1982-05-06 | Pratt & Witney Aircraft Of Can | Shroud for a turbine rotor |
FR2491549B1 (fr) | 1980-10-08 | 1985-07-05 | Snecma | Dispositif de refroidissement d'une turbine a gaz, par prelevement d'air au niveau du compresseur |
US4479755A (en) | 1982-04-22 | 1984-10-30 | A/S Kongsberg Vapenfabrikk | Compressor boundary layer bleeding system |
DE3407945A1 (de) | 1984-03-03 | 1985-09-05 | MTU Motoren- und Turbinen-Union München GmbH, 8000 München | Verfahren und mittel zur vermeidung der entstehung von titanfeuer |
DE3407946A1 (de) | 1984-03-03 | 1985-09-05 | MTU Motoren- und Turbinen-Union München GmbH, 8000 München | Einrichtung zur verhinderung der ausbreitung von titanfeuer bei turbomaschinen, insbesondere gasturbinen- bzw. gasturbinenstrahltriebwerken |
US5059093A (en) | 1990-06-07 | 1991-10-22 | United Technologies Corporation | Compressor bleed port |
US5203162A (en) | 1990-09-12 | 1993-04-20 | United Technologies Corporation | Compressor bleed manifold for a gas turbine engine |
JPH04132899A (ja) | 1990-09-25 | 1992-05-07 | Mitsubishi Heavy Ind Ltd | 軸流送風機 |
KR100198721B1 (ko) | 1991-01-30 | 1999-06-15 | 레비스 스테픈 이 | 개선된 케이스를 갖는 가스 터어빈 엔진 |
US5327716A (en) | 1992-06-10 | 1994-07-12 | General Electric Company | System and method for tailoring rotor tip bleed air |
RU2034175C1 (ru) | 1993-03-11 | 1995-04-30 | Центральный институт авиационного моторостроения им.П.И.Баранова | Турбокомпрессор |
US5431533A (en) | 1993-10-15 | 1995-07-11 | United Technologies Corporation | Active vaned passage casing treatment |
US5480284A (en) | 1993-12-20 | 1996-01-02 | General Electric Company | Self bleeding rotor blade |
US5562404A (en) | 1994-12-23 | 1996-10-08 | United Technologies Corporation | Vaned passage hub treatment for cantilever stator vanes |
US5474417A (en) * | 1994-12-29 | 1995-12-12 | United Technologies Corporation | Cast casing treatment for compressor blades |
US5607284A (en) | 1994-12-29 | 1997-03-04 | United Technologies Corporation | Baffled passage casing treatment for compressor blades |
JP3816150B2 (ja) | 1995-07-18 | 2006-08-30 | 株式会社荏原製作所 | 遠心流体機械 |
US5762034A (en) | 1996-01-16 | 1998-06-09 | Board Of Trustees Operating Michigan State University | Cooling fan shroud |
DE19632207A1 (de) | 1996-08-09 | 1998-02-12 | Bmw Rolls Royce Gmbh | Verfahren zur Verhinderung der laminaren Grenzschicht-Ablösung an Turbomaschinen-Schaufeln |
US6109868A (en) | 1998-12-07 | 2000-08-29 | General Electric Company | Reduced-length high flow interstage air extraction |
US6231301B1 (en) | 1998-12-10 | 2001-05-15 | United Technologies Corporation | Casing treatment for a fluid compressor |
US6574965B1 (en) | 1998-12-23 | 2003-06-10 | United Technologies Corporation | Rotor tip bleed in gas turbine engines |
US6290458B1 (en) * | 1999-09-20 | 2001-09-18 | Hitachi, Ltd. | Turbo machines |
US6234747B1 (en) * | 1999-11-15 | 2001-05-22 | General Electric Company | Rub resistant compressor stage |
DE10135003C1 (de) | 2001-07-18 | 2002-10-02 | Mtu Aero Engines Gmbh | Verdichtergehäusestruktur |
US6663346B2 (en) | 2002-01-17 | 2003-12-16 | United Technologies Corporation | Compressor stator inner diameter platform bleed system |
ATE393315T1 (de) | 2002-02-28 | 2008-05-15 | Mtu Aero Engines Gmbh | Kompressor mit schaufelspitzeneinrichtung |
GB0216952D0 (en) | 2002-07-20 | 2002-08-28 | Rolls Royce Plc | Gas turbine engine casing and rotor blade arrangement |
DE10233032A1 (de) | 2002-07-20 | 2004-01-29 | Rolls-Royce Deutschland Ltd & Co Kg | Strömungsarbeitsmaschine mit integriertem Fluidzirkulationssystem |
DE10330084B4 (de) | 2002-08-23 | 2010-06-10 | Mtu Aero Engines Gmbh | Rezirkulationsstruktur für Turboverdichter |
JP4205099B2 (ja) * | 2002-08-23 | 2009-01-07 | エムテーウー・アエロ・エンジンズ・ゲーエムベーハー | ターボ圧縮機の再循環構造 |
FR2846034B1 (fr) | 2002-10-22 | 2006-06-23 | Snecma Moteurs | Carter, compresseur, turbine et turbomoteur a combustion comprenant un tel carter |
GB2418956B (en) | 2003-11-25 | 2006-07-05 | Rolls Royce Plc | A compressor having casing treatment slots |
DE10355241A1 (de) | 2003-11-26 | 2005-06-30 | Rolls-Royce Deutschland Ltd & Co Kg | Strömungsarbeitsmaschine mit Fluidzufuhr |
DE10355240A1 (de) | 2003-11-26 | 2005-07-07 | Rolls-Royce Deutschland Ltd & Co Kg | Strömungsarbeitsmaschine mit Fluidentnahme |
US7097414B2 (en) | 2003-12-16 | 2006-08-29 | Pratt & Whitney Rocketdyne, Inc. | Inducer tip vortex suppressor |
GB2413158B (en) * | 2004-04-13 | 2006-08-16 | Rolls Royce Plc | Flow control arrangement |
DE102004030597A1 (de) | 2004-06-24 | 2006-01-26 | Rolls-Royce Deutschland Ltd & Co Kg | Strömungsarbeitsmaschine mit Aussenradstrahlerzeugung am Stator |
DE102004043036A1 (de) | 2004-09-06 | 2006-03-09 | Rolls-Royce Deutschland Ltd & Co Kg | Strömungsarbeitsmaschine mit Fluidentnahme |
DE102004055439A1 (de) | 2004-11-17 | 2006-05-24 | Rolls-Royce Deutschland Ltd & Co Kg | Strömungsarbeitsmaschine mit dynamischer Strömungsbeeinflussung |
US7861823B2 (en) | 2005-11-04 | 2011-01-04 | United Technologies Corporation | Duct for reducing shock related noise |
GB0600532D0 (en) | 2006-01-12 | 2006-02-22 | Rolls Royce Plc | A blade and rotor arrangement |
US20080044273A1 (en) * | 2006-08-15 | 2008-02-21 | Syed Arif Khalid | Turbomachine with reduced leakage penalties in pressure change and efficiency |
FR2912789B1 (fr) | 2007-02-21 | 2009-10-02 | Snecma Sa | Carter avec traitement de carter, compresseur et turbomachine comportant un tel carter. |
US20090160135A1 (en) | 2007-12-20 | 2009-06-25 | Gabriele Turini | Labyrinth seal with reduced leakage flow by grooves and teeth synergistic action |
-
2008
- 2008-08-08 DE DE102008037154A patent/DE102008037154A1/de not_active Withdrawn
-
2009
- 2009-07-22 EP EP09009508.4A patent/EP2151582A3/de not_active Withdrawn
- 2009-08-03 US US12/534,388 patent/US8382422B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB504214A (en) * | 1937-02-24 | 1939-04-21 | Rheinmetall Borsig Ag Werk Bor | Improvements in and relating to turbo compressors |
US3011762A (en) * | 1956-03-28 | 1961-12-05 | Pouit Robert | Turbines and in particular gas turbines |
EP1286022A1 (de) * | 2001-08-14 | 2003-02-26 | United Technologies Corporation | Mantelbehandlung für Kompressoren |
EP1862641A1 (de) * | 2006-06-02 | 2007-12-05 | Siemens Aktiengesellschaft | Ringförmiger Strömungskanal für eine in Axialrichtung von einem Hauptstrom durchströmbare Strömungsmaschine |
Also Published As
Publication number | Publication date |
---|---|
US8382422B2 (en) | 2013-02-26 |
EP2151582A2 (de) | 2010-02-10 |
US20100034637A1 (en) | 2010-02-11 |
DE102008037154A1 (de) | 2010-02-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2151582A3 (de) | Strömungsarbeitsmaschine | |
EP2143956A3 (de) | Strömungsarbeitsmaschine mit Nut an einem Laufspalt eines Schaufelendes | |
EP2025946A3 (de) | Schaufeldeckband mit Sperrstrahlerzeugung | |
EP2180195A3 (de) | Strömungsarbeitsmaschine mit Laufspalteinzug | |
EP2180193A3 (de) | Strömungsarbeitsmaschine mit saugseitennaher Randenergetisierung | |
EP2003292A3 (de) | Schaufeldeckband mit Überstand | |
EP2138727A3 (de) | Schaufeldeckband mit Durchlass | |
EP2787172A3 (de) | Schaufelgitter mit Seitenwandkonturierung und Strömungsmaschine | |
EP2096316A3 (de) | Gehäusestrukturierung für Axialverdichter im Nabenbereich | |
EP1918529A2 (de) | Strömungsarbeitsmaschine mit verstellbaren Statorschaufeln | |
DE102008019603A1 (de) | Strömungsmaschine mit schaufelreiheninterner Fluid-Rückführung | |
EP2194232A3 (de) | Strömungsmachine mit Seitenwand-Grenzschicht-Barriere | |
DE102008058014A1 (de) | Mehrschaufelige Verstellstatoreinheit einer Strömungsarbeitsmaschine | |
EP1739283A3 (de) | Rotorspalt Steuervorrichtung für eine Turbomaschine | |
EP2921714A1 (de) | Schaufelreihengruppe | |
DE102014106440A1 (de) | Laufrad, insbesondere für eine Seitenkanalmaschine | |
EP1637697A3 (de) | Strömungs-Arbeits-Maschine mit Axialspaltkonzentrationen kleiner als 1 | |
DE4315448A1 (de) | Peripheralrad-Pumpe | |
DE112017006146T5 (de) | Trennbaugruppe mit einer einteiligen impulsturbine | |
DE69723488T2 (de) | Seitenkanalpumpe | |
DE102012212483B4 (de) | Zahnärztliches Präparationsinstrument | |
EP2606235B1 (de) | Flügelzellenpumpe | |
DE4338243C2 (de) | Dentalinstrument mit luftbetriebener Turbine | |
EP1543239A1 (de) | Laufrad einer hydraulischen maschine | |
DE844518C (de) | Schaufel mit einseitiger Befestigung fuer radial beaufschlagte Gas- oder Dampfturbinen |
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 BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA RS |
|
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 BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA RS |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F04D 27/02 20060101AFI20140311BHEP Ipc: F04D 29/68 20060101ALI20140311BHEP Ipc: F04D 29/54 20060101ALI20140311BHEP |
|
17P | Request for examination filed |
Effective date: 20140703 |
|
RBV | Designated contracting states (corrected) |
Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR |
|
17Q | First examination report despatched |
Effective date: 20180305 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
18W | Application withdrawn |
Effective date: 20180530 |