FR2789970B1 - Dispositif adaptable aux ailes de propulsion destine a ameliorer l'ecoulement des flux - Google Patents

Dispositif adaptable aux ailes de propulsion destine a ameliorer l'ecoulement des flux

Info

Publication number
FR2789970B1
FR2789970B1 FR9902143A FR9902143A FR2789970B1 FR 2789970 B1 FR2789970 B1 FR 2789970B1 FR 9902143 A FR9902143 A FR 9902143A FR 9902143 A FR9902143 A FR 9902143A FR 2789970 B1 FR2789970 B1 FR 2789970B1
Authority
FR
France
Prior art keywords
flow
device adaptable
improving
trailing edge
propulsion wings
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
Application number
FR9902143A
Other languages
English (en)
Other versions
FR2789970A1 (fr
Inventor
Didier Mielcarek
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to FR9902143A priority Critical patent/FR2789970B1/fr
Publication of FR2789970A1 publication Critical patent/FR2789970A1/fr
Application granted granted Critical
Publication of FR2789970B1 publication Critical patent/FR2789970B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C23/00—Influencing air flow over aircraft surfaces, not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C2230/00—Boundary layer controls
    • B64C2230/06—Boundary layer controls by explicitly adjusting fluid flow, e.g. by using valves, variable aperture or slot areas, variable pump action or variable fluid pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C2230/00—Boundary layer controls
    • B64C2230/16—Boundary layer controls by blowing other fluids over the surface than air, e.g. He, H, O2 or exhaust gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C2230/00—Boundary layer controls
    • B64C2230/20—Boundary layer controls by passively inducing fluid flow, e.g. by means of a pressure difference between both ends of a slot or duct
    • 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)
  • Aviation & Aerospace Engineering (AREA)
  • Measuring Arrangements Characterized By The Use Of Fluids (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR9902143A 1999-02-18 1999-02-18 Dispositif adaptable aux ailes de propulsion destine a ameliorer l'ecoulement des flux Expired - Fee Related FR2789970B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9902143A FR2789970B1 (fr) 1999-02-18 1999-02-18 Dispositif adaptable aux ailes de propulsion destine a ameliorer l'ecoulement des flux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9902143A FR2789970B1 (fr) 1999-02-18 1999-02-18 Dispositif adaptable aux ailes de propulsion destine a ameliorer l'ecoulement des flux

Publications (2)

Publication Number Publication Date
FR2789970A1 FR2789970A1 (fr) 2000-08-25
FR2789970B1 true FR2789970B1 (fr) 2001-05-04

Family

ID=9542338

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9902143A Expired - Fee Related FR2789970B1 (fr) 1999-02-18 1999-02-18 Dispositif adaptable aux ailes de propulsion destine a ameliorer l'ecoulement des flux

Country Status (1)

Country Link
FR (1) FR2789970B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3043567C2 (de) * 1980-11-15 1982-09-23 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln Anordnung zur Beeinflussung der Strömung an aerodynamischen Profilen
US4917336A (en) * 1988-02-19 1990-04-17 The Boeing Company Mounting assembly for unducted prop engine and method
AU625994B2 (en) * 1988-10-20 1992-07-23 J.P. Van Gelder Marine Pty Limited Improved cross-sectional design of a foil
US5158251A (en) * 1990-11-16 1992-10-27 The United State Of America As Represented By The Secretary Of The Navy Aerodynamic surface tip vortex attenuation system

Also Published As

Publication number Publication date
FR2789970A1 (fr) 2000-08-25

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Effective date: 20061031