DE3534268C2 - - Google Patents
Info
- Publication number
- DE3534268C2 DE3534268C2 DE3534268A DE3534268A DE3534268C2 DE 3534268 C2 DE3534268 C2 DE 3534268C2 DE 3534268 A DE3534268 A DE 3534268A DE 3534268 A DE3534268 A DE 3534268A DE 3534268 C2 DE3534268 C2 DE 3534268C2
- Authority
- DE
- Germany
- Prior art keywords
- flow
- elements
- leg
- resistance
- surface according
- 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.)
- Expired
Links
- 238000000926 separation method Methods 0.000 claims description 13
- 239000000654 additive Substances 0.000 claims description 5
- 229920000642 polymer Polymers 0.000 claims description 5
- 210000002414 leg Anatomy 0.000 description 23
- 230000000694 effects Effects 0.000 description 7
- 239000012530 fluid Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 241000251730 Chondrichthyes Species 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 210000000689 upper leg Anatomy 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000002930 fur substitute Substances 0.000 description 1
- 244000145841 kine Species 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 239000000256 polyoxyethylene sorbitan monolaurate Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
- F15D1/00—Influencing flow of fluids
- F15D1/10—Influencing flow of fluids around bodies of solid material
- F15D1/12—Influencing flow of fluids around bodies of solid material by influencing the boundary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C23/00—Influencing air flow over aircraft surfaces, not otherwise provided for
- B64C23/06—Influencing air flow over aircraft surfaces, not otherwise provided for by generating vortices
-
- 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
- Y02T50/10—Drag reduction
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19853534268 DE3534268A1 (de) | 1985-09-26 | 1985-09-26 | Zur vermeidung von stroemungsabloesungen ausgebildete oberflaeche eines umstroemten koerpers |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19853534268 DE3534268A1 (de) | 1985-09-26 | 1985-09-26 | Zur vermeidung von stroemungsabloesungen ausgebildete oberflaeche eines umstroemten koerpers |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3534268A1 DE3534268A1 (de) | 1987-04-02 |
DE3534268C2 true DE3534268C2 (enrdf_load_stackoverflow) | 1988-01-21 |
Family
ID=6281958
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19853534268 Granted DE3534268A1 (de) | 1985-09-26 | 1985-09-26 | Zur vermeidung von stroemungsabloesungen ausgebildete oberflaeche eines umstroemten koerpers |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3534268A1 (enrdf_load_stackoverflow) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4237307A1 (en) * | 1992-11-05 | 1993-04-08 | Voith Gmbh J M | Paper machine - in which outflow from the head-box is regulated to prevent distortion of the fibrous suspension |
EP0926356A2 (de) | 1997-12-22 | 1999-06-30 | Abb Research Ltd. | Verfahren und Vorrichtung zur Energieanreicherung in einer an einer umströmten Oberfläche anliegenden Grenzschicht |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3913678C1 (en) * | 1989-04-26 | 1990-07-05 | Messerschmitt-Boelkow-Blohm Gmbh, 8012 Ottobrunn, De | Boundary flow regulator for control bodies - uses evaluator circuit supplied by sensors measuring surface pressure and flow distribution |
CH688868A5 (de) * | 1993-04-08 | 1998-04-30 | Asea Brown Boveri | Durchstroemter Kanal mit einem Wirbelgenerator |
DE59401177D1 (de) * | 1993-04-08 | 1997-01-16 | Abb Management Ag | Misch- und Flammenstabilisierungseinrichtung in einer Brennkammer mit Vormischverbrennung |
CH687828A5 (de) * | 1993-04-08 | 1997-02-28 | Asea Brown Boveri | Oberflaechen-Kuehlvorrichtung. |
DE59402803D1 (de) * | 1993-04-08 | 1997-06-26 | Asea Brown Boveri | Brennkammer |
DE4411622A1 (de) * | 1994-04-02 | 1995-10-05 | Abb Management Ag | Vormischbrenner |
DE4417536A1 (de) * | 1994-05-19 | 1995-11-23 | Abb Management Ag | Verfahren zum Betrieb einer Brennkammer |
CA2150628A1 (en) * | 1994-06-02 | 1995-12-03 | Lawrence Sirovich | Method of and apparatus for controlling turbulence in boundary layer and other wall-bounded fluid flow fields |
NO313544B1 (no) | 2001-02-02 | 2002-10-21 | Fred Olsen | Utforminger på overflaten av et legeme |
GB0213551D0 (en) | 2002-06-13 | 2002-07-24 | Univ Nottingham | Controlling boundary layer fluid flow |
US6655311B1 (en) * | 2002-06-26 | 2003-12-02 | Westerngeco, L.L.C. | Marine seismic diverter with vortex generators |
ITMI20071271A1 (it) * | 2007-06-25 | 2008-12-26 | Milano Politecnico | Metodo per ridurre l'attrito viscoso tra un fluido ed un oggetto |
DE102011012039A1 (de) | 2011-02-22 | 2012-08-23 | Esg Mbh | Kanal mit Strömungsleitfläche |
EP2577071B1 (de) | 2010-06-01 | 2017-12-20 | Esg Mbh | Kanal mit strömungsleitfläche |
US9493233B2 (en) | 2013-03-15 | 2016-11-15 | Bae Systems Plc | Cavity acoustic tones suppression |
US9463754B2 (en) | 2013-03-15 | 2016-10-11 | Bae Systems Plc | Cavity acoustic tones suppression |
EP2969745B1 (en) | 2013-03-15 | 2018-06-13 | BAE Systems PLC | Cavity acoustic tones suppression |
DE102018003141B4 (de) * | 2018-04-17 | 2019-11-07 | Baden-Württemberg Stiftung Ggmbh | Strukturierte Oberfläche sowie Vorrichtung umfassend diese und deren Verwendung |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2032048A (en) * | 1978-07-15 | 1980-04-30 | English Electric Co Ltd | Boundary layer control device |
-
1985
- 1985-09-26 DE DE19853534268 patent/DE3534268A1/de active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4237307A1 (en) * | 1992-11-05 | 1993-04-08 | Voith Gmbh J M | Paper machine - in which outflow from the head-box is regulated to prevent distortion of the fibrous suspension |
EP0926356A2 (de) | 1997-12-22 | 1999-06-30 | Abb Research Ltd. | Verfahren und Vorrichtung zur Energieanreicherung in einer an einer umströmten Oberfläche anliegenden Grenzschicht |
Also Published As
Publication number | Publication date |
---|---|
DE3534268A1 (de) | 1987-04-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: DEUTSCHE FORSCHUNGSANSTALT FUER LUFT- UND RAUMFAHR |
|
8339 | Ceased/non-payment of the annual fee |