ZA917326B - Blade array for turbomachines comprising suction ports in the inner and/or outer wall and turbomachines comprising same - Google Patents
Blade array for turbomachines comprising suction ports in the inner and/or outer wall and turbomachines comprising sameInfo
- Publication number
- ZA917326B ZA917326B ZA917326A ZA917326A ZA917326B ZA 917326 B ZA917326 B ZA 917326B ZA 917326 A ZA917326 A ZA 917326A ZA 917326 A ZA917326 A ZA 917326A ZA 917326 B ZA917326 B ZA 917326B
- Authority
- ZA
- South Africa
- Prior art keywords
- turbomachines
- blade
- wall
- same
- slit
- Prior art date
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
- 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
- F01D5/145—Means for influencing boundary layers or secondary circulations
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S415/00—Rotary kinetic fluid motors or pumps
- Y10S415/914—Device to control boundary layer
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)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9011336A FR2666846B1 (fr) | 1990-09-13 | 1990-09-13 | Grille d'aubes pour turbomachine munie de fentes d'aspiration dans le plafond et/ou dans le plancher et turbomachine comportant ces grilles. |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA917326B true ZA917326B (en) | 1992-05-27 |
Family
ID=9400301
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA917326A ZA917326B (en) | 1990-09-13 | 1991-09-13 | Blade array for turbomachines comprising suction ports in the inner and/or outer wall and turbomachines comprising same |
Country Status (10)
Country | Link |
---|---|
US (1) | US5232338A (es) |
EP (1) | EP0475329B1 (es) |
JP (1) | JPH04279701A (es) |
CN (1) | CN1060891A (es) |
AT (1) | ATE114780T1 (es) |
CS (1) | CS281991A3 (es) |
DE (1) | DE69105418T2 (es) |
FR (1) | FR2666846B1 (es) |
MX (1) | MX9101073A (es) |
ZA (1) | ZA917326B (es) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2675536B1 (fr) * | 1991-04-19 | 1994-12-09 | Alsthom Gec | Turbine a action a rotor tambour et perfectionnement a ces turbines. |
US5632598A (en) * | 1995-01-17 | 1997-05-27 | Dresser-Rand | Shrouded axial flow turbo machine utilizing multiple labrinth seals |
DE19620828C1 (de) * | 1996-05-23 | 1997-09-04 | Siemens Ag | Turbinenwelle sowie Verfahren zur Kühlung einer Turbinenwelle |
US6004095A (en) * | 1996-06-10 | 1999-12-21 | Massachusetts Institute Of Technology | Reduction of turbomachinery noise |
US5904470A (en) * | 1997-01-13 | 1999-05-18 | Massachusetts Institute Of Technology | Counter-rotating compressors with control of boundary layers by fluid removal |
EP0894944A1 (de) * | 1997-07-29 | 1999-02-03 | Siemens Aktiengesellschaft | Turbinenbeschaufelung |
JP2003517525A (ja) | 1998-02-26 | 2003-05-27 | アリソン・アドバンスト・ディベロップメント・カンパニー | 圧縮機端壁ブリードシステム |
US6595743B1 (en) * | 1999-07-26 | 2003-07-22 | Impsa International Inc. | Hydraulic seal for rotary pumps |
US6632069B1 (en) * | 2001-10-02 | 2003-10-14 | Oleg Naljotov | Step of pressure of the steam and gas turbine with universal belt |
US20040101410A1 (en) * | 2001-10-02 | 2004-05-27 | Oleg Naljotov | Axial flow fluid machine |
US6682301B2 (en) * | 2001-10-05 | 2004-01-27 | General Electric Company | Reduced shock transonic airfoil |
GB0200992D0 (en) * | 2002-01-17 | 2002-03-06 | Rolls Royce Plc | Gas turbine cooling system |
CA2562712C (en) * | 2003-04-18 | 2011-05-31 | Vladlen Zitin | Steam/gas turbine pressure stage with universal shroud |
US20060267289A1 (en) * | 2003-06-20 | 2006-11-30 | Elliott Company | Hybrid abradable labyrinth damper seal |
US20070069477A1 (en) * | 2003-06-20 | 2007-03-29 | Elliott Company | Stepped labyrinth damper seal |
JP4346412B2 (ja) | 2003-10-31 | 2009-10-21 | 株式会社東芝 | タービン翼列装置 |
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 |
DE102007027427A1 (de) * | 2007-06-14 | 2008-12-18 | Rolls-Royce Deutschland Ltd & Co Kg | Schaufeldeckband mit Überstand |
DE102008029605A1 (de) * | 2008-06-23 | 2009-12-24 | Rolls-Royce Deutschland Ltd & Co Kg | Schaufeldeckband mit Durchlass |
FR2958694B1 (fr) * | 2010-04-07 | 2014-04-18 | Snecma | Compresseur de moteur, en particulier de turboreacteur d'aeronef, muni d'un systeme de prelevement d'air |
CN102364098A (zh) * | 2011-11-18 | 2012-02-29 | 三一电气有限责任公司 | 一种风力发电机组及其叶片 |
EP2713009B1 (en) * | 2012-09-26 | 2015-03-11 | Alstom Technology Ltd | Cooling method and system for cooling blades of at least one blade row in a rotary flow machine |
CN109413711B (zh) * | 2018-10-17 | 2021-02-05 | 中国运载火箭技术研究院 | 一种飞行器协同信息网络协议栈 |
US11674406B2 (en) * | 2021-08-06 | 2023-06-13 | Pratt & Whitney Canada Corp. | Variable gap between impeller rotor and static structure |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS501646B1 (es) * | 1970-07-11 | 1975-01-20 | ||
DE2135286A1 (de) * | 1971-07-15 | 1973-01-25 | Wilhelm Prof Dr Ing Dettmering | Lauf- und leitradgitter fuer turbomaschinen |
FR2166494A5 (es) * | 1971-12-27 | 1973-08-17 | Onera (Off Nat Aerospatiale) | |
JPS5254809A (en) * | 1975-10-31 | 1977-05-04 | Hitachi Ltd | Axial-flow fluid machine construction |
JPS5254807A (en) * | 1975-10-31 | 1977-05-04 | Hitachi Ltd | Axial-flow fluid machine |
FR2438155A1 (fr) * | 1978-10-05 | 1980-04-30 | Alsthom Atlantique | Grille d'aubes pour turbine ou compresseur et turbine ou compresseur comportant une telle grille d'aubes |
FR2438157A1 (fr) * | 1978-10-05 | 1980-04-30 | Alsthom Atlantique | Grille d'aubes pour turbine ou compresseur |
DE2845094A1 (de) * | 1978-10-17 | 1980-05-08 | Freudenberg Carl Fa | Greifvorrichtung |
FR2473290A1 (fr) * | 1980-01-14 | 1981-07-17 | Treboul Douarnenez Ctre Cure M | Plateau de relaxation et table comportant un tel plateau |
JPS5752603A (en) * | 1980-09-17 | 1982-03-29 | Toshiba Corp | Leakage preventing device in turbine |
SU1015082A1 (ru) * | 1981-07-13 | 1983-04-30 | Московский Ордена Ленина И Ордена Октябрьской Революции Энергетический Институт | Многоступенчата парова турбина |
SU1159970A1 (ru) * | 1982-12-31 | 1985-06-07 | Всесоюзный Дважды Ордена Трудового Красного Знамени Теплотехнический Научно-Исследовательский Институт Им.Ф.Э.Дзержинского | Ступень турбомашины |
-
1990
- 1990-09-13 FR FR9011336A patent/FR2666846B1/fr not_active Expired - Lifetime
-
1991
- 1991-09-09 EP EP91115218A patent/EP0475329B1/fr not_active Expired - Lifetime
- 1991-09-09 AT AT91115218T patent/ATE114780T1/de active
- 1991-09-09 DE DE69105418T patent/DE69105418T2/de not_active Expired - Fee Related
- 1991-09-12 MX MX9101073A patent/MX9101073A/es unknown
- 1991-09-13 CS CS912819A patent/CS281991A3/cs unknown
- 1991-09-13 ZA ZA917326A patent/ZA917326B/xx unknown
- 1991-09-13 US US07/759,372 patent/US5232338A/en not_active Expired - Fee Related
- 1991-09-13 JP JP3234871A patent/JPH04279701A/ja active Pending
- 1991-09-13 CN CN91109583A patent/CN1060891A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
US5232338A (en) | 1993-08-03 |
DE69105418T2 (de) | 1995-04-20 |
EP0475329B1 (fr) | 1994-11-30 |
FR2666846B1 (fr) | 1992-10-16 |
ATE114780T1 (de) | 1994-12-15 |
EP0475329A3 (en) | 1992-06-03 |
FR2666846A1 (fr) | 1992-03-20 |
JPH04279701A (ja) | 1992-10-05 |
CS281991A3 (en) | 1992-03-18 |
CN1060891A (zh) | 1992-05-06 |
MX9101073A (es) | 1994-06-30 |
DE69105418D1 (de) | 1995-01-12 |
EP0475329A2 (fr) | 1992-03-18 |
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