DE60011235D1 - Tangentiell gerichteter, akustischer gasstrahl zur grenzschichtkontrolle - Google Patents

Tangentiell gerichteter, akustischer gasstrahl zur grenzschichtkontrolle

Info

Publication number
DE60011235D1
DE60011235D1 DE60011235T DE60011235T DE60011235D1 DE 60011235 D1 DE60011235 D1 DE 60011235D1 DE 60011235 T DE60011235 T DE 60011235T DE 60011235 T DE60011235 T DE 60011235T DE 60011235 D1 DE60011235 D1 DE 60011235D1
Authority
DE
Germany
Prior art keywords
tangentally
directed
controlling
gas jet
border layer
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 - Lifetime
Application number
DE60011235T
Other languages
English (en)
Other versions
DE60011235T2 (de
Inventor
C Mccormick
L Gysling
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of DE60011235D1 publication Critical patent/DE60011235D1/de
Application granted granted Critical
Publication of DE60011235T2 publication Critical patent/DE60011235T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C2230/00—Boundary layer controls
    • B64C2230/02—Boundary layer controls by using acoustic waves generated by transducers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C2230/00—Boundary layer controls
    • B64C2230/04—Boundary layer controls by actively generating fluid flow
    • 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
    • B64C2230/28—Boundary layer controls at propeller or rotor blades
    • 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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Jet Pumps And Other Pumps (AREA)
DE60011235T 1999-02-25 2000-02-25 Tangentiell gerichteter, akustischer gasstrahl zur grenzschichtkontrolle Expired - Lifetime DE60011235T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US257565 1999-02-25
US09/257,565 US6390418B1 (en) 1999-02-25 1999-02-25 Tangentially directed acoustic jet controlling boundary layer
PCT/US2000/004792 WO2000055036A2 (en) 1999-02-25 2000-02-25 Tangentially directed acoustic jet controlling boundary layers

Publications (2)

Publication Number Publication Date
DE60011235D1 true DE60011235D1 (de) 2004-07-08
DE60011235T2 DE60011235T2 (de) 2005-06-23

Family

ID=22976800

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60011235T Expired - Lifetime DE60011235T2 (de) 1999-02-25 2000-02-25 Tangentiell gerichteter, akustischer gasstrahl zur grenzschichtkontrolle

Country Status (7)

Country Link
US (1) US6390418B1 (de)
EP (1) EP1156962B1 (de)
JP (1) JP2002539035A (de)
AU (1) AU5865200A (de)
CA (1) CA2361824C (de)
DE (1) DE60011235T2 (de)
WO (1) WO2000055036A2 (de)

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US8727267B2 (en) * 2007-05-18 2014-05-20 United Technologies Corporation Variable contraction ratio nacelle assembly for a gas turbine engine
US20080310956A1 (en) * 2007-06-13 2008-12-18 Jain Ashok K Variable geometry gas turbine engine nacelle assembly with nanoelectromechanical system
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US8082726B2 (en) * 2007-06-26 2011-12-27 United Technologies Corporation Tangential anti-swirl air supply
US8402739B2 (en) * 2007-06-28 2013-03-26 United Technologies Corporation Variable shape inlet section for a nacelle assembly of a gas turbine engine
US9228534B2 (en) * 2007-07-02 2016-01-05 United Technologies Corporation Variable contour nacelle assembly for a gas turbine engine
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US9157368B2 (en) * 2007-09-05 2015-10-13 United Technologies Corporation Active flow control for nacelle inlet
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US8192147B2 (en) * 2007-12-14 2012-06-05 United Technologies Corporation Nacelle assembly having inlet bleed
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US8511603B2 (en) * 2009-01-14 2013-08-20 Lewis E. Blomeley Roadable aircraft with collapsible wings and ductless fan
US8647057B2 (en) * 2009-06-02 2014-02-11 Siemens Energy, Inc. Turbine exhaust diffuser with a gas jet producing a coanda effect flow control
US8668449B2 (en) * 2009-06-02 2014-03-11 Siemens Energy, Inc. Turbine exhaust diffuser with region of reduced flow area and outer boundary gas flow
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US8695156B2 (en) * 2010-02-10 2014-04-15 Jeffrey S. Marshall Aeroacoustic duster
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US8596050B2 (en) 2011-08-19 2013-12-03 United Technologies Corporation Sound attenuating heat exchanger for an internal combustion engine
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US20140144123A1 (en) * 2012-11-29 2014-05-29 Honeywell International Inc. Inlet particle separator system with air injection
US10988923B2 (en) 2012-11-30 2021-04-27 Rensselaer Polytechnic Institute Methods and systems of modifying air flow at building structures
US9587585B1 (en) 2013-04-30 2017-03-07 The United States Of America As Represented By The Secretary Of The Air Force Augmented propulsion system with boundary layer suction and wake blowing
US10202856B2 (en) 2014-09-02 2019-02-12 United Technologies Corporation Decoupled gas turbine engine
DE102015107626B4 (de) * 2015-05-15 2019-11-07 Airbus Defence and Space GmbH Strömungssteuerungsvorrichtung, Strömungsdynamischer Profilkörper und Strömungssteuerungsverfahren mit Schallwellenerzeugung
US11485486B2 (en) * 2016-05-18 2022-11-01 The University Of Toledo Active flow control for ducted fans and fan-in-wing configurations
JP7333144B2 (ja) * 2018-03-16 2023-08-24 ジョビー エアロ インク 航空機抗力低減システム及び内部冷却電気モータ・システム並びにこれらを使用する航空機
US10837475B2 (en) * 2018-10-24 2020-11-17 Sensus Spectrum, Llc Vortex generators positioned in flowtubes to promote boundary layer adherence of flow through a flowtube of a meter
JP7269722B2 (ja) * 2018-12-13 2023-05-09 三菱重工業株式会社 モータ一体型流体機械及び垂直離着陸機
US10900990B2 (en) 2019-03-21 2021-01-26 Rosemount Aerospace Inc. Acoustic air data sensing systems with skin friction sensors
US10876549B2 (en) 2019-04-05 2020-12-29 Pratt & Whitney Canada Corp. Tandem stators with flow recirculation conduit
JP7346165B2 (ja) * 2019-08-29 2023-09-19 三菱重工業株式会社 クロスフローファン、これを備えた揚力発生装置およびこれを備えた航空機
US20210284334A1 (en) * 2020-03-11 2021-09-16 Triton Systems, Inc. Methods of Use of Flow Sensors on Aerial Vehicles and Devices Thereof
DE102020113489B4 (de) 2020-05-19 2022-08-11 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Luftfahrzeug
CN116981621B (zh) * 2021-02-09 2024-07-02 杰欧比飞行有限公司 飞行器推进单元
KR102595304B1 (ko) * 2021-08-24 2023-10-30 인하대학교 산학협력단 출구가 굽은 유체 진동기 및 에어포일
CN114872904B (zh) * 2022-05-18 2024-06-07 南京航空航天大学 局部粒子投放的进气道内激波诱导分离控制方法与装置
CN114940257B (zh) * 2022-06-06 2024-07-02 南京航空航天大学 一种基于射流控制的大展弦比柔性机翼颤振主动抑制装置

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Also Published As

Publication number Publication date
US6390418B1 (en) 2002-05-21
CA2361824A1 (en) 2000-09-21
EP1156962B1 (de) 2004-06-02
AU5865200A (en) 2000-10-04
WO2000055036A3 (en) 2001-02-22
WO2000055036A2 (en) 2000-09-21
DE60011235T2 (de) 2005-06-23
JP2002539035A (ja) 2002-11-19
CA2361824C (en) 2008-06-10
EP1156962A2 (de) 2001-11-28

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Legal Events

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