ITRM20010501A1 - Corpo aerodinamico provvisto di cavita' superficiali. - Google Patents

Corpo aerodinamico provvisto di cavita' superficiali.

Info

Publication number
ITRM20010501A1
ITRM20010501A1 IT2001RM000501A ITRM20010501A ITRM20010501A1 IT RM20010501 A1 ITRM20010501 A1 IT RM20010501A1 IT 2001RM000501 A IT2001RM000501 A IT 2001RM000501A IT RM20010501 A ITRM20010501 A IT RM20010501A IT RM20010501 A1 ITRM20010501 A1 IT RM20010501A1
Authority
IT
Italy
Prior art keywords
cavity
body provided
front edge
aerodynamic body
surface cavities
Prior art date
Application number
IT2001RM000501A
Other languages
English (en)
Inventor
Fausto Gamma
Enrico Sciubba
Domenico Zingaro
Original Assignee
Univ Roma
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 Univ Roma filed Critical Univ Roma
Priority to IT2001RM000501A priority Critical patent/ITRM20010501A1/it
Publication of ITRM20010501A0 publication Critical patent/ITRM20010501A0/it
Priority to DE60122942T priority patent/DE60122942T2/de
Priority to AT01274423T priority patent/ATE338681T1/de
Priority to EP01274423A priority patent/EP1425217B1/en
Priority to PCT/IB2001/002295 priority patent/WO2003013957A1/en
Publication of ITRM20010501A1 publication Critical patent/ITRM20010501A1/it

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
    • B64C2230/08—Boundary layer controls by influencing fluid flow by means of surface cavities, i.e. net fluid flow is null
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C2230/00—Boundary layer controls
    • B64C2230/24—Boundary layer controls by using passive resonance cavities, e.g. without transducers
    • 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)
  • Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Laminated Bodies (AREA)
IT2001RM000501A 2001-08-10 2001-08-10 Corpo aerodinamico provvisto di cavita' superficiali. ITRM20010501A1 (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT2001RM000501A ITRM20010501A1 (it) 2001-08-10 2001-08-10 Corpo aerodinamico provvisto di cavita' superficiali.
DE60122942T DE60122942T2 (de) 2001-08-10 2001-12-04 Mit oberflächenkavitäten versehener aerodynamischer körper
AT01274423T ATE338681T1 (de) 2001-08-10 2001-12-04 Mit oberflächenkavitäten versehener aerodynamischer körper
EP01274423A EP1425217B1 (en) 2001-08-10 2001-12-04 Aerodynamic body provided with surface cavities
PCT/IB2001/002295 WO2003013957A1 (en) 2001-08-10 2001-12-04 Aerodynamic body provided with surface cavities

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2001RM000501A ITRM20010501A1 (it) 2001-08-10 2001-08-10 Corpo aerodinamico provvisto di cavita' superficiali.

Publications (2)

Publication Number Publication Date
ITRM20010501A0 ITRM20010501A0 (it) 2001-08-10
ITRM20010501A1 true ITRM20010501A1 (it) 2003-02-10

Family

ID=11455736

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2001RM000501A ITRM20010501A1 (it) 2001-08-10 2001-08-10 Corpo aerodinamico provvisto di cavita' superficiali.

Country Status (5)

Country Link
EP (1) EP1425217B1 (it)
AT (1) ATE338681T1 (it)
DE (1) DE60122942T2 (it)
IT (1) ITRM20010501A1 (it)
WO (1) WO2003013957A1 (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6945031B2 (en) 2003-02-21 2005-09-20 The Nordam Group, Inc. Recessed engine nacelle
DE602006014210D1 (de) * 2005-12-06 2010-06-17 Drs Drag Reduction Systems Sa Vorrichtung zur reduzierung des durch die relativegten widerstands
CH702593A2 (de) * 2010-01-28 2011-07-29 Marco Feusi Körper mit einer Oberflächenstruktur zur Verringerung eines Strömungswiderstands des Körpers in einem Fluid.
US9308987B1 (en) 2014-05-15 2016-04-12 The Curators Of The University Of Missouri Drag reduction utilizing driven micro-cavities
US9340281B2 (en) * 2014-07-31 2016-05-17 The Boeing Company Submerged vortex generator

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2051956A5 (it) * 1969-07-02 1971-04-09 Bertin & Cie
US3774867A (en) * 1972-06-27 1973-11-27 Us Air Force Acoustic wing stall delaying device
US4619423A (en) * 1983-11-10 1986-10-28 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Geometries for roughness shapes in laminar flow
JP2000199505A (ja) * 1999-01-07 2000-07-18 Funagata Kagaku Kenkyusho:Kk 物体の流体摩擦抵抗低減装置

Also Published As

Publication number Publication date
EP1425217B1 (en) 2006-09-06
EP1425217A1 (en) 2004-06-09
WO2003013957A1 (en) 2003-02-20
DE60122942T2 (de) 2007-06-06
DE60122942D1 (de) 2006-10-19
ITRM20010501A0 (it) 2001-08-10
ATE338681T1 (de) 2006-09-15

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