SE7609488L - Kort subsonisk diffusor for stora tryckkoefficienter - Google Patents
Kort subsonisk diffusor for stora tryckkoefficienterInfo
- Publication number
- SE7609488L SE7609488L SE7609488A SE7609488A SE7609488L SE 7609488 L SE7609488 L SE 7609488L SE 7609488 A SE7609488 A SE 7609488A SE 7609488 A SE7609488 A SE 7609488A SE 7609488 L SE7609488 L SE 7609488L
- Authority
- SE
- Sweden
- Prior art keywords
- short
- large pressure
- pressure coefficients
- subsonic diffuser
- subsonic
- Prior art date
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
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
-
- 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)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Jet Pumps And Other Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/609,439 US4029430A (en) | 1975-09-02 | 1975-09-02 | Short subsonic diffuser for large pressure ratios |
Publications (1)
Publication Number | Publication Date |
---|---|
SE7609488L true SE7609488L (sv) | 1977-03-03 |
Family
ID=24440805
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7609488A SE7609488L (sv) | 1975-09-02 | 1976-08-26 | Kort subsonisk diffusor for stora tryckkoefficienter |
Country Status (7)
Country | Link |
---|---|
US (1) | US4029430A (sv) |
JP (1) | JPS5232106A (sv) |
DE (1) | DE2636524B2 (sv) |
FR (1) | FR2323041A1 (sv) |
IT (1) | IT1071429B (sv) |
NO (1) | NO763025L (sv) |
SE (1) | SE7609488L (sv) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2558840C2 (de) * | 1975-12-27 | 1983-03-24 | Klein, Schanzlin & Becker Ag, 6710 Frankenthal | Einrichtung zur Verminderung des Kavitationsverschleisses |
FR2401311A1 (fr) * | 1977-08-25 | 1979-03-23 | Europ Turb Vapeur | Dispositif d'echappement pour turbine axiale a fluide condensable |
DE2810444C2 (de) * | 1978-03-10 | 1985-01-17 | Kraftwerk Union AG, 4330 Mülheim | Spaltförmige Leitapparatur zur Führung gasförmiger Strömungen bei der Trennung von Isotopengemischen unter selektiver Laseranregung |
US4231971A (en) * | 1979-04-11 | 1980-11-04 | Dresser Industries, Inc. | Flow method and device |
US5603605A (en) * | 1996-04-01 | 1997-02-18 | Fonda-Bonardi; G. | Diffuser |
DE19905994A1 (de) * | 1999-02-15 | 2000-08-24 | Peter Kraus | Vorrichtung und Verfahren zur Aufhebung von Stoß-Grenzschicht-Oszillationen bei kreisringförmigen Diffusoren (axial-radial) an Dampfturbinen |
US6896475B2 (en) * | 2002-11-13 | 2005-05-24 | General Electric Company | Fluidic actuation for improved diffuser performance |
US6843059B2 (en) | 2002-11-19 | 2005-01-18 | General Electric Company | Combustor inlet diffuser with boundary layer blowing |
DE102004007145B4 (de) * | 2004-02-12 | 2009-09-24 | Noorkami Jamshid | Strömungsleitelement und eine damit ausgestattete strömungstechnische Anlage |
US7326027B1 (en) | 2004-05-25 | 2008-02-05 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Devices and methods of operation thereof for providing stable flow for centrifugal compressors |
CN100416623C (zh) * | 2006-01-18 | 2008-09-03 | 浙江大学 | 自循环电测动量定律实验仪 |
US20090257868A1 (en) * | 2008-04-09 | 2009-10-15 | Giusto Fonda-Bonardi | Diffuser |
US8668449B2 (en) * | 2009-06-02 | 2014-03-11 | Siemens Energy, Inc. | Turbine exhaust diffuser with region of reduced flow area and outer boundary gas flow |
US8647057B2 (en) * | 2009-06-02 | 2014-02-11 | Siemens Energy, Inc. | Turbine exhaust diffuser with a gas jet producing a coanda effect flow control |
IT1401976B1 (it) * | 2010-09-28 | 2013-08-28 | Testa | Propulsore per la movimentazione di natanti in genere. |
US20130149107A1 (en) * | 2011-12-08 | 2013-06-13 | Mrinal Munshi | Gas turbine outer case active ambient cooling including air exhaust into a sub-ambient region of exhaust flow |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3123285A (en) * | 1964-03-03 | Diffuser with boundary layer control | ||
US1375601A (en) * | 1919-03-27 | 1921-04-19 | Morize Ernest | Propelling device for use on vehicles, marine vessels, or aircraft |
US2000741A (en) * | 1933-10-26 | 1935-05-07 | Gen Electric | Fluid jet pump |
US2410769A (en) * | 1941-05-07 | 1946-11-05 | Vickers Electrical Co Ltd | Turbine, turbine type compressor, and the like rotating machine |
US2418801A (en) * | 1942-03-25 | 1947-04-08 | Vickers Electrical Co Ltd | Internal-combustion turbine plant |
GB652749A (en) * | 1948-01-26 | 1951-05-02 | Willem Petrus Van Lammeren | Improvements in or relating to air or the like compressors |
DE834474C (de) * | 1950-07-01 | 1952-04-15 | Maschf Augsburg Nuernberg Ag | Axial beaufschlagte Kreiselrad-Stroemungsmaschine, insbesondere Gas- oder Luftturbine mit Austrittsdiffusor |
US2819675A (en) * | 1953-08-18 | 1958-01-14 | Worthington Corp | Propeller pump or blower |
FR1117244A (fr) * | 1954-12-20 | 1956-05-18 | Snecma | Soufflerie supersonique à nombre de mach variable |
US2808197A (en) * | 1955-12-27 | 1957-10-01 | Licencia Talalmanyokat | Fan assembly |
US2892582A (en) * | 1956-08-17 | 1959-06-30 | O'rourke Neil | Simplified boundary layer control for a jet |
SU141488A1 (ru) * | 1961-03-20 | 1961-11-30 | конов Р.И. Дь | Диффузор |
US3599431A (en) * | 1969-04-18 | 1971-08-17 | Robert S Estes | Fluid-dynamic engine |
DE2200102C3 (de) * | 1972-01-03 | 1975-02-06 | Ustav Pro Vyzkum Motorovych Vozidel, Prag | Vorrichtung zur Erzeugung eines Arbeitsgasstromes |
AT365261B (de) * | 1974-03-01 | 1981-12-28 | Weiss Gustav Ing | Kanalschachtabschluss |
-
1975
- 1975-09-02 US US05/609,439 patent/US4029430A/en not_active Expired - Lifetime
-
1976
- 1976-08-13 DE DE2636524A patent/DE2636524B2/de not_active Withdrawn
- 1976-08-26 SE SE7609488A patent/SE7609488L/sv unknown
- 1976-08-31 FR FR7626234A patent/FR2323041A1/fr not_active Withdrawn
- 1976-09-01 IT IT69127/76A patent/IT1071429B/it active
- 1976-09-02 JP JP51105653A patent/JPS5232106A/ja active Pending
- 1976-09-02 NO NO763025A patent/NO763025L/no unknown
Also Published As
Publication number | Publication date |
---|---|
NO763025L (sv) | 1977-03-03 |
DE2636524B2 (de) | 1979-01-04 |
AU1737576A (en) | 1978-03-09 |
IT1071429B (it) | 1985-04-10 |
FR2323041A1 (fr) | 1977-04-01 |
DE2636524A1 (de) | 1977-03-03 |
JPS5232106A (en) | 1977-03-11 |
US4029430A (en) | 1977-06-14 |
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