DE69714787D1 - Vorrichtung zur sichtbarmachung der strömung eines fluids über eine oberfläche - Google Patents
Vorrichtung zur sichtbarmachung der strömung eines fluids über eine oberflächeInfo
- Publication number
- DE69714787D1 DE69714787D1 DE69714787T DE69714787T DE69714787D1 DE 69714787 D1 DE69714787 D1 DE 69714787D1 DE 69714787 T DE69714787 T DE 69714787T DE 69714787 T DE69714787 T DE 69714787T DE 69714787 D1 DE69714787 D1 DE 69714787D1
- Authority
- DE
- Germany
- Prior art keywords
- visualizing
- flow
- fluid over
- fluid
- over
- 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 - Fee Related
Links
- 239000012530 fluid Substances 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P13/00—Indicating or recording presence, absence, or direction, of movement
- G01P13/02—Indicating direction only, e.g. by weather vane
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D43/00—Arrangements or adaptations of instruments
- B64D43/02—Arrangements or adaptations of instruments for indicating aircraft speed or stalling conditions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D17/00—Monitoring or testing of wind motors, e.g. diagnostics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
- F03D7/02—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor
- F03D7/022—Adjusting aerodynamic properties of the blades
- F03D7/0232—Adjusting aerodynamic properties of the blades with flaps or slats
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2240/00—Components
- F05B2240/99—Components characterised by colour or colour patterns
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Fluid Mechanics (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL1003153A NL1003153C2 (nl) | 1996-05-17 | 1996-05-17 | Inrichting voor het zichtbaar maken van de fluïdum langs een oppervlak. |
PCT/NL1997/000276 WO1997044674A1 (en) | 1996-05-17 | 1997-05-16 | Device for rendering visible the fluid flow over a surface |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69714787D1 true DE69714787D1 (de) | 2002-09-19 |
DE69714787T2 DE69714787T2 (de) | 2002-12-05 |
Family
ID=19762887
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69714787T Expired - Fee Related DE69714787T2 (de) | 1996-05-17 | 1997-05-16 | Vorrichtung zur sichtbarmachung der strömung eines fluids über eine oberfläche |
Country Status (8)
Country | Link |
---|---|
US (1) | US6065334A (de) |
EP (1) | EP1010011B1 (de) |
AU (1) | AU2914197A (de) |
DE (1) | DE69714787T2 (de) |
DK (1) | DK1010011T3 (de) |
ES (1) | ES2180990T3 (de) |
NL (1) | NL1003153C2 (de) |
WO (1) | WO1997044674A1 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19951892C2 (de) * | 1999-10-28 | 2001-12-13 | Juergen Klappenberger | Transparentes oder transluzentes Rohr, Schlauch oder Behälter mit Strömungsindikatoren für Fluide |
EP1660856B1 (de) * | 2003-08-29 | 2010-07-28 | Airbus Operations GmbH | Vorrichtung und verfahren zum automatischen herstellen von band mit faden zur visualisierung von luftströmen auf aerodynamischen oberflächen |
US7896614B2 (en) * | 2009-04-30 | 2011-03-01 | General Electric Company | Wind turbine blade with integrated stall sensor and associated method of detecting stall of a wind turbine blade |
US8516899B2 (en) * | 2010-10-06 | 2013-08-27 | Siemens Energy, Inc. | System for remote monitoring of aerodynamic flow conditions |
CA2824611A1 (en) | 2010-12-16 | 2012-06-21 | Inventus Holdings, Llc | A method for determining optimum vortex generator placement for maximum efficiency on a retrofitted wind turbine generator of unknown aerodynamic design |
DE102013210733B4 (de) * | 2013-06-10 | 2021-03-25 | Senvion Gmbh | Rotorblatt und Vortexgenerator |
US9593670B2 (en) | 2014-04-30 | 2017-03-14 | General Electric Company | System and methods for reducing wind turbine noise |
US9658124B2 (en) | 2014-11-05 | 2017-05-23 | General Electric Company | System and method for wind turbine operation |
CN104612909B (zh) * | 2015-01-30 | 2017-03-15 | 江苏中蕴风电科技有限公司 | 风力发电用后支撑智能可变量式叶片 |
CN106438193B (zh) * | 2016-07-14 | 2018-11-30 | 株洲时代新材料科技股份有限公司 | 抗冲击分段式风电叶片及其装配方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB702289A (en) * | 1951-07-16 | 1954-01-13 | Nat Res Dev | Improved means for detecting aircraft stall conditions |
US4567760A (en) * | 1984-01-18 | 1986-02-04 | Crowder James P | Flow direction and state indicator |
US4730488A (en) * | 1987-01-23 | 1988-03-15 | The Spark Corp. | Windsock with wind speed indicators |
-
1996
- 1996-05-17 NL NL1003153A patent/NL1003153C2/nl not_active IP Right Cessation
-
1997
- 1997-05-16 ES ES97923315T patent/ES2180990T3/es not_active Expired - Lifetime
- 1997-05-16 EP EP97923315A patent/EP1010011B1/de not_active Expired - Lifetime
- 1997-05-16 WO PCT/NL1997/000276 patent/WO1997044674A1/en active IP Right Grant
- 1997-05-16 DE DE69714787T patent/DE69714787T2/de not_active Expired - Fee Related
- 1997-05-16 DK DK97923315T patent/DK1010011T3/da active
- 1997-05-16 AU AU29141/97A patent/AU2914197A/en not_active Abandoned
- 1997-05-16 US US09/180,858 patent/US6065334A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO1997044674A1 (en) | 1997-11-27 |
AU2914197A (en) | 1997-12-09 |
NL1003153C2 (nl) | 1997-11-18 |
EP1010011A1 (de) | 2000-06-21 |
DK1010011T3 (da) | 2002-11-11 |
ES2180990T3 (es) | 2003-02-16 |
US6065334A (en) | 2000-05-23 |
EP1010011B1 (de) | 2002-08-14 |
DE69714787T2 (de) | 2002-12-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |