EP1529962A3 - Verdichterlaufschaufel - Google Patents
Verdichterlaufschaufel Download PDFInfo
- Publication number
- EP1529962A3 EP1529962A3 EP04105319A EP04105319A EP1529962A3 EP 1529962 A3 EP1529962 A3 EP 1529962A3 EP 04105319 A EP04105319 A EP 04105319A EP 04105319 A EP04105319 A EP 04105319A EP 1529962 A3 EP1529962 A3 EP 1529962A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- blade
- rotor blade
- compressor rotor
- compressor
- airfoil
- 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- Withdrawn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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
-
- 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
-
- 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
- F01D5/16—Form or construction for counteracting blade vibration
-
- 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
- F01D5/20—Specially-shaped blade tips to seal space between tips and stator
-
- 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
- F04D29/324—Blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/20—Rotors
- F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
- F05D2240/301—Cross-sectional characteristics
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10352253A DE10352253A1 (de) | 2003-11-08 | 2003-11-08 | Verdichterlaufschaufel |
DE10352253 | 2003-11-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1529962A2 EP1529962A2 (de) | 2005-05-11 |
EP1529962A3 true EP1529962A3 (de) | 2008-03-05 |
Family
ID=34428624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04105319A Withdrawn EP1529962A3 (de) | 2003-11-08 | 2004-10-27 | Verdichterlaufschaufel |
Country Status (4)
Country | Link |
---|---|
US (1) | US7351039B2 (de) |
EP (1) | EP1529962A3 (de) |
CN (1) | CN100404791C (de) |
DE (1) | DE10352253A1 (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2452104B (en) * | 2008-01-14 | 2009-07-22 | Flakt Woods Ltd | A meridional fan |
GB201006449D0 (en) * | 2010-04-19 | 2010-06-02 | Rolls Royce Plc | Blades |
US8668459B2 (en) * | 2010-05-28 | 2014-03-11 | Hamilton Sundstrand Corporation | Turbine blade walking prevention |
GB2483059A (en) * | 2010-08-23 | 2012-02-29 | Rolls Royce Plc | An aerofoil blade with a set-back portion |
EP2530330B1 (de) | 2011-06-01 | 2016-05-25 | MTU Aero Engines AG | Laufschaufel für einen Verdichter einer Turbomaschine, Verdichter sowie Turbomaschine |
EP2538024B1 (de) | 2011-06-24 | 2015-09-23 | Alstom Technology Ltd | Schaufel einer Strömungsmaschine |
US9102397B2 (en) * | 2011-12-20 | 2015-08-11 | General Electric Company | Airfoils including tip profile for noise reduction and method for fabricating same |
WO2014163673A2 (en) | 2013-03-11 | 2014-10-09 | Bronwyn Power | Gas turbine engine flow path geometry |
FR3010463B1 (fr) * | 2013-09-11 | 2015-08-21 | IFP Energies Nouvelles | Impulseur de pompe polyphasique avec des moyens d'amplification et de repartition d'ecoulements de jeu. |
DE102014212652A1 (de) | 2014-06-30 | 2016-01-14 | MTU Aero Engines AG | Strömungsmaschine |
US11041388B2 (en) | 2015-03-30 | 2021-06-22 | Pratt & Whitney Canada Corp. | Blade cutback distribution in rotor for noise reduction |
US10221859B2 (en) * | 2016-02-08 | 2019-03-05 | General Electric Company | Turbine engine compressor blade |
US10385865B2 (en) * | 2016-03-07 | 2019-08-20 | General Electric Company | Airfoil tip geometry to reduce blade wear in gas turbine engines |
US10808539B2 (en) | 2016-07-25 | 2020-10-20 | Raytheon Technologies Corporation | Rotor blade for a gas turbine engine |
US20190309759A1 (en) * | 2016-11-18 | 2019-10-10 | Mitsubishi Heavy Industries, Ltd. | Compressor, and method for producing blade thereof |
DE102017115853A1 (de) * | 2017-07-14 | 2019-01-17 | Rolls-Royce Deutschland Ltd & Co Kg | Laufrad einer Strömungsmaschine |
KR101984397B1 (ko) | 2017-09-29 | 2019-05-30 | 두산중공업 주식회사 | 로터, 터빈 및 이를 포함하는 가스터빈 |
BE1026579B1 (fr) * | 2018-08-31 | 2020-03-30 | Safran Aero Boosters Sa | Aube a protuberance pour compresseur de turbomachine |
IT202000003853A1 (it) * | 2020-02-25 | 2021-08-25 | Nobili S P A | Apparecchiatura, in particolare un atomizzatore, per cospargere un fluido, o liquido, di trattamento |
KR102441613B1 (ko) * | 2020-03-05 | 2022-09-06 | 두산에너빌리티 주식회사 | 유동박리 현상을 줄이는 배기 디퓨저 스트럿 |
DE102021109844A1 (de) * | 2021-04-19 | 2022-10-20 | MTU Aero Engines AG | Gasturbinen-Schaufelanordnung |
FR3131754B1 (fr) * | 2022-01-13 | 2024-05-24 | Safran Aircraft Engines | Aube pour turbomachine d’aeronef |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US899319A (en) * | 1906-10-08 | 1908-09-22 | Charles Algernon Parsons | Turbine. |
US2642263A (en) * | 1951-01-05 | 1953-06-16 | Westinghouse Electric Corp | Blade apparatus |
DE2034890A1 (de) * | 1969-07-21 | 1971-02-04 | Rolls Royce Ltd Derby, Derbyshire (Großbritannien) | Schaufel fur Axialstromungsmaschinen |
DE2756684A1 (de) * | 1976-12-22 | 1978-06-29 | Gen Electric | Verbundmaterialien zur verstaerkung von tragfluegelprofilen aus metall |
US4875831A (en) * | 1987-11-19 | 1989-10-24 | Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma" | Compressor rotor blade having a tip with asymmetric lips |
US4878810A (en) * | 1988-05-20 | 1989-11-07 | Westinghouse Electric Corp. | Turbine blades having alternating resonant frequencies |
US5363554A (en) * | 1991-06-05 | 1994-11-15 | The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland | Titanium compressor blade having a wear-resistant portion |
US6059532A (en) * | 1997-10-24 | 2000-05-09 | Alliedsignal Inc. | Axial flow turbo-machine fan blade having shifted tip center of gravity axis |
US6206642B1 (en) * | 1998-12-17 | 2001-03-27 | United Technologies Corporation | Compressor blade for a gas turbine engine |
EP1239237A2 (de) * | 2001-03-05 | 2002-09-11 | Glen Dimplex Deutschland GmbH | Heizlüfter |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB630277A (en) * | 1947-02-12 | 1949-10-10 | Adrian Albert Lombard | Improvements relating to axial-flow compressors |
US2801790A (en) * | 1950-06-21 | 1957-08-06 | United Aircraft Corp | Compressor blading |
GB833638A (en) * | 1956-01-06 | 1960-04-27 | Rolls Royce | Improvements in or relating to a method of securing turbine or compressor blades to supporting parts |
DE1057137B (de) * | 1958-03-07 | 1959-05-14 | Maschf Augsburg Nuernberg Ag | Schaufelspaltdichtung bei Kreiselradmaschinen mit deckband- oder deckenscheibenlosenLaufraedern |
US3796513A (en) * | 1972-06-19 | 1974-03-12 | Westinghouse Electric Corp | High damping blades |
GB2128687B (en) * | 1982-10-13 | 1986-10-29 | Rolls Royce | Rotor or stator blade for an axial flow compressor |
US5310318A (en) * | 1993-07-21 | 1994-05-10 | General Electric Company | Asymmetric axial dovetail and rotor disk |
GB9607578D0 (en) * | 1996-04-12 | 1996-06-12 | Rolls Royce Plc | Turbine rotor blades |
EP0991866B2 (de) * | 1997-06-24 | 2011-06-01 | Siemens Aktiengesellschaft | Verdichterschaufel und verwendung einer verdichterschaufel |
US6328533B1 (en) * | 1999-12-21 | 2001-12-11 | General Electric Company | Swept barrel airfoil |
US6338609B1 (en) * | 2000-02-18 | 2002-01-15 | General Electric Company | Convex compressor casing |
DE10039642C2 (de) * | 2000-08-14 | 2002-06-13 | Honda Motor Co Ltd | Turbinenblattluftflügel und Turbinenblatt für eine Axialstromturbine |
-
2003
- 2003-11-08 DE DE10352253A patent/DE10352253A1/de not_active Withdrawn
-
2004
- 2004-10-27 EP EP04105319A patent/EP1529962A3/de not_active Withdrawn
- 2004-11-08 CN CNB2004100471646A patent/CN100404791C/zh not_active Expired - Fee Related
- 2004-11-08 US US10/983,225 patent/US7351039B2/en not_active Expired - Fee Related
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US899319A (en) * | 1906-10-08 | 1908-09-22 | Charles Algernon Parsons | Turbine. |
US2642263A (en) * | 1951-01-05 | 1953-06-16 | Westinghouse Electric Corp | Blade apparatus |
DE2034890A1 (de) * | 1969-07-21 | 1971-02-04 | Rolls Royce Ltd Derby, Derbyshire (Großbritannien) | Schaufel fur Axialstromungsmaschinen |
DE2756684A1 (de) * | 1976-12-22 | 1978-06-29 | Gen Electric | Verbundmaterialien zur verstaerkung von tragfluegelprofilen aus metall |
US4875831A (en) * | 1987-11-19 | 1989-10-24 | Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma" | Compressor rotor blade having a tip with asymmetric lips |
US4878810A (en) * | 1988-05-20 | 1989-11-07 | Westinghouse Electric Corp. | Turbine blades having alternating resonant frequencies |
US5363554A (en) * | 1991-06-05 | 1994-11-15 | The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland | Titanium compressor blade having a wear-resistant portion |
US6059532A (en) * | 1997-10-24 | 2000-05-09 | Alliedsignal Inc. | Axial flow turbo-machine fan blade having shifted tip center of gravity axis |
US6206642B1 (en) * | 1998-12-17 | 2001-03-27 | United Technologies Corporation | Compressor blade for a gas turbine engine |
EP1239237A2 (de) * | 2001-03-05 | 2002-09-11 | Glen Dimplex Deutschland GmbH | Heizlüfter |
Also Published As
Publication number | Publication date |
---|---|
US7351039B2 (en) | 2008-04-01 |
CN100404791C (zh) | 2008-07-23 |
CN1626772A (zh) | 2005-06-15 |
US20050106030A1 (en) | 2005-05-19 |
DE10352253A1 (de) | 2005-06-09 |
EP1529962A2 (de) | 2005-05-11 |
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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 HU IE IT LI LU MC NL PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL HR LT LV MK |
|
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 HU IE IT LI LU MC NL PL PT RO SE SI SK TR |
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AX | Request for extension of the european patent |
Extension state: AL HR LT LV MK |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F01D 5/16 20060101ALI20080131BHEP Ipc: F04D 29/66 20060101ALI20080131BHEP Ipc: F04D 29/32 20060101AFI20050216BHEP |
|
17P | Request for examination filed |
Effective date: 20080812 |
|
AKX | Designation fees paid |
Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR |
|
17Q | First examination report despatched |
Effective date: 20090122 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20100227 |