CH450611A - Anordnung zur Vergrösserung des stabilen Arbeitsbereiches von ein- und mehrstufigen Axialverdichtern, Gebläsen, Ventilatoren und Pumpen mittels Grenzschichtbeseitigung - Google Patents
Anordnung zur Vergrösserung des stabilen Arbeitsbereiches von ein- und mehrstufigen Axialverdichtern, Gebläsen, Ventilatoren und Pumpen mittels GrenzschichtbeseitigungInfo
- Publication number
- CH450611A CH450611A CH1783766A CH1783766A CH450611A CH 450611 A CH450611 A CH 450611A CH 1783766 A CH1783766 A CH 1783766A CH 1783766 A CH1783766 A CH 1783766A CH 450611 A CH450611 A CH 450611A
- Authority
- CH
- Switzerland
- Prior art keywords
- blowers
- enlarge
- fans
- pumps
- arrangement
- 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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
- F01D11/10—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using sealing fluid, e.g. steam
-
- 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
- F04D29/26—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
- 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
- F04D29/38—Blades
-
- 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
- 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
- F04D27/009—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by bleeding, by passing or recycling fluid
-
- 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
- F04D27/0215—Arrangements therefor, e.g. bleed or by-pass valves
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEB85002A DE1301432B (de) | 1965-12-16 | 1965-12-16 | Anordnung zur Vergroesserung des stabilen Arbeitsbereiches von ein- und mehrstufigenAxialverdichtern, Geblaesen, Ventilatoren und Pumpen mittels Grenzschichtbeseitigung |
Publications (1)
Publication Number | Publication Date |
---|---|
CH450611A true CH450611A (de) | 1968-01-31 |
Family
ID=6982706
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1783766A CH450611A (de) | 1965-12-16 | 1966-12-14 | Anordnung zur Vergrösserung des stabilen Arbeitsbereiches von ein- und mehrstufigen Axialverdichtern, Gebläsen, Ventilatoren und Pumpen mittels Grenzschichtbeseitigung |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH450611A (de) |
DE (1) | DE1301432B (de) |
FR (1) | FR1505043A (de) |
GB (1) | GB1163328A (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998030803A1 (en) * | 1997-01-13 | 1998-07-16 | Massachusetts Institute Of Technology | Counter-rotating compressors with control of boundary layers by fluid removal |
EP2226510A3 (de) * | 2003-11-26 | 2011-06-15 | Rolls-Royce Deutschland Ltd & Co KG | Strömungsarbeitsmaschine mit Fluidzufuhr zur Grenzschichtbeeinflussung |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2187261A (en) * | 1986-01-06 | 1987-09-03 | Secr Defence | Controlling boundary layer |
DE10233032A1 (de) * | 2002-07-20 | 2004-01-29 | Rolls-Royce Deutschland Ltd & Co Kg | Strömungsarbeitsmaschine mit integriertem Fluidzirkulationssystem |
DE10355240A1 (de) * | 2003-11-26 | 2005-07-07 | Rolls-Royce Deutschland Ltd & Co Kg | Strömungsarbeitsmaschine mit Fluidentnahme |
DE102005047016A1 (de) * | 2005-09-30 | 2007-04-05 | Mtu Aero Engines Gmbh | Laufschaufel für eine axiale Turbomaschine |
FR2927673B1 (fr) * | 2008-02-14 | 2013-10-11 | Snecma | Aube de soufflante avec aspiration en pied et soufflage en tete |
DE102014009735B4 (de) * | 2014-07-02 | 2021-07-15 | Rosswag Gmbh | Laufrad einer Strömungsmaschine |
CN105650026A (zh) * | 2016-03-23 | 2016-06-08 | 上海钛灵特压缩机有限公司 | 齿式传动离心压缩机叶轮 |
CN105650005A (zh) * | 2016-03-23 | 2016-06-08 | 上海钛灵特压缩机有限公司 | 对称布置离心压缩机 |
FR3065497B1 (fr) * | 2017-04-21 | 2019-07-05 | Safran Aircraft Engines | Canal d'ejection d'air vers le sommet et vers l'aval d'une pale d'aube de turbomachine |
IT201900003771A1 (it) * | 2019-03-14 | 2020-09-14 | Cofimco Srl | Ventilatore assiale con elemento terminale di pala |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE875984C (de) * | 1940-10-22 | 1953-05-07 | Westfalia Dinnendahl Groeppel | Ausbildung der Stroemungskanaele in den Laufraedern von Radial- oder Halbradialgeblaesen |
FR941756A (fr) * | 1941-06-23 | 1949-01-20 | Pompe à deux aubages avec refoulement axial | |
GB605363A (en) * | 1943-06-11 | 1948-07-21 | Edward Archibald Stalker | Axial flow blower |
US2344835A (en) * | 1943-08-07 | 1944-03-21 | Edward A Stalker | Pump |
US2738921A (en) * | 1950-11-22 | 1956-03-20 | United Aircraft Corp | Boundary layer control apparatus for compressors |
FR1087323A (fr) * | 1953-07-21 | 1955-02-23 | Rateau Soc | Perfectionnements aux machines axiales de compression de fluide |
-
1965
- 1965-12-16 DE DEB85002A patent/DE1301432B/de active Pending
-
1966
- 1966-12-14 CH CH1783766A patent/CH450611A/de unknown
- 1966-12-14 GB GB55929/66A patent/GB1163328A/en not_active Expired
- 1966-12-14 FR FR87353A patent/FR1505043A/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998030803A1 (en) * | 1997-01-13 | 1998-07-16 | Massachusetts Institute Of Technology | Counter-rotating compressors with control of boundary layers by fluid removal |
EP2226510A3 (de) * | 2003-11-26 | 2011-06-15 | Rolls-Royce Deutschland Ltd & Co KG | Strömungsarbeitsmaschine mit Fluidzufuhr zur Grenzschichtbeeinflussung |
Also Published As
Publication number | Publication date |
---|---|
GB1163328A (en) | 1969-09-04 |
DE1301432B (de) | 1969-08-21 |
FR1505043A (fr) | 1967-12-08 |
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