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DE60006790D1 - Zentrifugale luftstromregelung - Google Patents

Zentrifugale luftstromregelung

Info

Publication number
DE60006790D1
DE60006790D1 DE60006790T DE60006790T DE60006790D1 DE 60006790 D1 DE60006790 D1 DE 60006790D1 DE 60006790 T DE60006790 T DE 60006790T DE 60006790 T DE60006790 T DE 60006790T DE 60006790 D1 DE60006790 D1 DE 60006790D1
Authority
DE
Germany
Prior art keywords
airflow control
centrifugal airflow
centrifugal
control
airflow
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
DE60006790T
Other languages
English (en)
Other versions
DE60006790T2 (de
Inventor
F Lorber
K Lord
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.)
RTX 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 DE60006790D1 publication Critical patent/DE60006790D1/de
Application granted granted Critical
Publication of DE60006790T2 publication Critical patent/DE60006790T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/16—Blades
    • B64C11/18—Aerodynamic features
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C21/00—Influencing air flow over aircraft surfaces by affecting boundary layer flow
    • B64C21/02—Influencing air flow over aircraft surfaces by affecting boundary layer flow by use of slot, ducts, porous areas or the like
    • B64C21/025—Influencing air flow over aircraft surfaces by affecting boundary layer flow by use of slot, ducts, porous areas or the like for simultaneous blowing and sucking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/467—Aerodynamic features
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/145—Means for influencing boundary layers or secondary circulations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
    • F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
    • F04D29/682—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps by fluid extraction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
    • F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
    • F04D29/684—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps by fluid injection
    • 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
    • B64C2230/28—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
    • 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
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S415/00—Rotary kinetic fluid motors or pumps
    • Y10S415/914—Device to control boundary layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE60006790T 1999-02-25 2000-02-25 Zentrifugale luftstromregelung Expired - Lifetime DE60006790T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/257,483 US6203269B1 (en) 1999-02-25 1999-02-25 Centrifugal air flow control
US257483 1999-02-25
PCT/US2000/005014 WO2000050779A1 (en) 1999-02-25 2000-02-25 Centrifugal air flow control

Publications (2)

Publication Number Publication Date
DE60006790D1 true DE60006790D1 (de) 2004-01-08
DE60006790T2 DE60006790T2 (de) 2004-09-30

Family

ID=22976484

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60006790T Expired - Lifetime DE60006790T2 (de) 1999-02-25 2000-02-25 Zentrifugale luftstromregelung

Country Status (7)

Country Link
US (1) US6203269B1 (de)
EP (1) EP1159533B1 (de)
JP (2) JP4694696B2 (de)
AU (1) AU3504300A (de)
CA (1) CA2364321C (de)
DE (1) DE60006790T2 (de)
WO (1) WO2000050779A1 (de)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1250516B1 (de) * 2000-01-06 2010-08-04 Damping Technologies, Inc. Schaufeldämpfung für turbinen
US6334753B1 (en) * 2000-07-31 2002-01-01 United Technologies Corporation Streamlined bodies with counter-flow fluid injection
EP1780387A3 (de) * 2000-09-05 2007-07-18 Sudarshan Paul Dev Kompaktgasturbine
US20030150962A1 (en) * 2002-02-12 2003-08-14 Bela Orban Method for controlling and delaying the separation of flow from a solid surface by suction coupling (controlling separation by suction coupling, CSSC)
US6869049B2 (en) * 2002-07-24 2005-03-22 General Electric Company Method and apparatus for modulating flow separation
US7074006B1 (en) 2002-10-08 2006-07-11 The United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration Endwall treatment and method for gas turbine
FR2846382B1 (fr) * 2003-02-12 2006-01-13 Georges Boulisset Dispositif pour ameliorer le rendement des pales d'eolienne
US6948906B2 (en) * 2003-04-02 2005-09-27 University Of Maryland Rotor blade system with reduced blade-vortex interaction noise
DE10355241A1 (de) * 2003-11-26 2005-06-30 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit Fluidzufuhr
RU2267657C2 (ru) * 2003-12-08 2006-01-10 Илья Львович Щукин Способ повышения эффективности работы лопасти (варианты)
US8016244B2 (en) * 2004-02-20 2011-09-13 The Boeing Company Active systems and methods for controlling an airfoil vortex
WO2006137857A2 (en) * 2004-09-13 2006-12-28 D-Star Engineering Vertical or short take off and landing vehicle
DE102005047016A1 (de) * 2005-09-30 2007-04-05 Mtu Aero Engines Gmbh Laufschaufel für eine axiale Turbomaschine
US7354247B2 (en) 2005-10-27 2008-04-08 General Electric Company Blade for a rotor of a wind energy turbine
WO2007126422A2 (en) * 2005-11-29 2007-11-08 National Institute Of Aerospace Associates Pressure sensor system
FR2893993B1 (fr) * 2005-11-30 2008-01-18 Snecma Sa Procede de reduction de bruit d'une soufflante de turbomachine, dispositif silencieux pour la mise en oeuvre de ce procede, aube de soufflante et soufflante dotees d'un tel dispositif silencieux, et turbomachine les comportant
DE102006028167A1 (de) * 2006-06-16 2007-12-20 Daubner & Stommel Gbr Bau-Werk-Planung Verfahren zum Betreiben einer zumindest einen fluiddynamischen Auftriebskörper aufweisenden Vorrichtung, insbesondere einer Windenergieanlage
US8082707B1 (en) 2006-10-13 2011-12-27 Damping Technologies, Inc. Air-film vibration damping apparatus for windows
US7721844B1 (en) 2006-10-13 2010-05-25 Damping Technologies, Inc. Vibration damping apparatus for windows using viscoelastic damping materials
CN100523437C (zh) * 2007-10-09 2009-08-05 南京航空航天大学 自备动力吸附式风扇/压气机
US8052388B2 (en) * 2007-11-29 2011-11-08 United Technologies Corporation Gas turbine engine systems involving mechanically alterable vane throat areas
US8210798B2 (en) * 2008-02-13 2012-07-03 United Technologies Corporation Cooled pusher propeller system
KR100977884B1 (ko) * 2008-03-25 2010-08-25 한국항공우주연구원 보텍스 링 감소를 위한 로터 블레이드
AU2008359682B2 (en) * 2008-07-25 2013-08-01 Hatch Ltd. Apparatus for stabilization and deceleration of supersonic flow incorporating a diverging nozzle and perforated plate
GB0914591D0 (en) * 2009-08-21 2009-09-30 Rolls Royce Plc Fluidfoil tip vortex disruption
US20110211950A1 (en) * 2009-11-12 2011-09-01 Remco International, Inc. Method of dynamic energy-saving superconductive propeller interaction with a fluid medium
US20110150665A1 (en) * 2009-12-22 2011-06-23 Nissan Technical Center North America, Inc. Fan assembly
US20110293421A1 (en) * 2010-05-28 2011-12-01 Lockheed Martin Corporation Rotor blade having passive bleed path
DE102010041111A1 (de) * 2010-09-21 2012-03-22 Deutsches Zentrum für Luft- und Raumfahrt e.V. Rotorblatt mit integrierter passiver Oberflächenklappe
US8267653B2 (en) * 2010-12-21 2012-09-18 General Electric Company System and method of operating an active flow control system to manipulate a boundary layer across a rotor blade of a wind turbine
US20120020803A1 (en) * 2011-02-14 2012-01-26 Paul Lees Turbine blades, systems and methods
US9133819B2 (en) 2011-07-18 2015-09-15 Kohana Technologies Inc. Turbine blades and systems with forward blowing slots
US9090343B2 (en) * 2011-10-13 2015-07-28 Sikorsky Aircraft Corporation Rotor blade component cooling
RU2482337C1 (ru) * 2011-11-29 2013-05-20 Общество с ограниченной ответственностью "Вентиляция Экология Безопасность" (ООО "ВЭБ") Способ повышения давления и экономичности лопастных турбомашин
CN102589837B (zh) * 2012-02-09 2016-05-18 朱晓义 大流体压力风洞
CN102562361B (zh) * 2012-02-10 2015-07-22 朱晓义 涡轮喷气发动机
US9505492B2 (en) * 2012-02-23 2016-11-29 Sikorsky Aircraft Corporation Mission adaptive rotor blade
US9120567B2 (en) * 2012-06-11 2015-09-01 Sikorsky Aircraft Corporation High speed compound rotary wing aircraft
US10280757B2 (en) * 2013-10-31 2019-05-07 United Technologies Corporation Gas turbine engine airfoil with auxiliary flow channel
CN104691744B (zh) * 2014-08-07 2016-06-01 西北工业大学 高空螺旋桨协同射流高效控制方法
CN104149969B (zh) * 2014-08-26 2015-06-10 西北工业大学 一种可实现内部协同射流的螺旋桨布局构型
US9645120B2 (en) 2014-09-04 2017-05-09 Grant Nash Method and apparatus for reducing noise transmission through a window
WO2016126301A2 (en) 2014-11-24 2016-08-11 Sikorsky Aircraft Corporation Active flow control system
EP3233630B1 (de) * 2014-12-19 2019-09-18 Sikorsky Aircraft Corporation Flugzeugrotorschaufel mit reduzierter spannung
US20180281938A1 (en) * 2015-01-22 2018-10-04 Sikorsky Aircraft Corporation Low noise rotor blade design
US10302064B2 (en) * 2015-07-30 2019-05-28 The Boeing Company Methods and systems for rotary wing active flow control
WO2017048683A1 (en) * 2015-09-17 2017-03-23 Sikorsky Aircraft Corporation Stress reducing holes
WO2017123294A1 (en) * 2015-10-17 2017-07-20 Sikorsky Aircraft Corporation Reduced blade vortex interaction
WO2021113055A2 (en) * 2019-11-12 2021-06-10 Neiser Paul Apparatus and method for fluid manipulation
EP3601038A1 (de) * 2017-08-10 2020-02-05 Neiser, Paul Vorrichtung und verfahren zur fluidmanipulation
CN112912308A (zh) * 2018-10-22 2021-06-04 保罗·奈瑟 用于流体操纵的系统和方法
US11001389B2 (en) 2018-11-29 2021-05-11 General Electric Company Propulsion engine thermal management system
WO2023272367A1 (pt) * 2021-07-02 2023-01-05 Pontes Marcio Dispositivo de propulsão auxiliar para aeronaves de asas rotativas
US20230009263A1 (en) * 2021-07-11 2023-01-12 Papa Abdoulaye MBODJ Boundary layer suction design by using a core of a wingtip vortex for a lift-generating body
CN114001052B (zh) * 2021-10-15 2023-09-12 中国民航大学 一种自适应控制的压气机叶片及其制作方法
US11965425B2 (en) * 2022-05-31 2024-04-23 General Electric Company Airfoil for a turbofan engine
FR3143066B1 (fr) * 2022-12-08 2024-11-08 Safran Aircraft Engines Turbomachine comportant une aube de soufflante munie de canaux de prelevement d'air
WO2025007200A1 (pt) * 2023-07-02 2025-01-09 Pontes Marcio Artefato para de propulsão auxiliar para aeronaves de asas rotativas

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2156133A (en) * 1936-06-16 1939-04-25 Theodore H Troller Propeller
GB497048A (en) * 1937-06-12 1938-12-12 Vickers Aviat Ltd Improvements in or connected with airscrews
US2638990A (en) * 1947-04-01 1953-05-19 Autogiro Co Of America Aircraft sustaining rotor blade with airflow control
GB680458A (en) * 1949-12-09 1952-10-08 English Electric Co Ltd Improvements in and relating to boundary layer control
US3144220A (en) * 1962-02-23 1964-08-11 Mathias H Kittelson Control apparatus
US4045146A (en) 1976-05-17 1977-08-30 Avco Corporation Helicopter rotor blade
GB1532815A (en) * 1976-09-27 1978-11-22 Rolls Royce Rotor blades for ducted fans
JPS6022098A (ja) 1983-07-18 1985-02-04 Katsuhiko Sakata 回転羽根の空洞現象防止機構
DE3505823A1 (de) 1985-02-20 1986-08-21 Hans 8038 Gröbenzell Bischoff Anordnung zur beeinflussung der stroemung an leit- oder laufschaufeln fuer turbomaschinen
US5209438A (en) 1988-06-20 1993-05-11 Israel Wygnanski Method and apparatus for delaying the separation of flow from a solid surface
JPH04113000A (ja) * 1990-08-30 1992-04-14 Mitsubishi Electric Corp 軸流ファン
JPH05124589A (ja) * 1991-11-05 1993-05-21 Mitsubishi Heavy Ind Ltd ヘリコプタのブレード
JP3212687B2 (ja) * 1992-05-26 2001-09-25 富士重工業株式会社 回転翼航空機のローターブレードの境界層制御装置
JPH07301102A (ja) 1994-05-06 1995-11-14 Mitsubishi Heavy Ind Ltd タービン動翼
US5758823A (en) 1995-06-12 1998-06-02 Georgia Tech Research Corporation Synthetic jet actuator and applications thereof
US6004095A (en) * 1996-06-10 1999-12-21 Massachusetts Institute Of Technology Reduction of turbomachinery noise
DE19632207A1 (de) 1996-08-09 1998-02-12 Bmw Rolls Royce Gmbh Verfahren zur Verhinderung der laminaren Grenzschicht-Ablösung an Turbomaschinen-Schaufeln
US5813625A (en) * 1996-10-09 1998-09-29 Mcdonnell Douglas Helicopter Company Active blowing system for rotorcraft vortex interaction noise reduction

Also Published As

Publication number Publication date
WO2000050779A1 (en) 2000-08-31
AU3504300A (en) 2000-09-14
JP5613037B2 (ja) 2014-10-22
EP1159533A1 (de) 2001-12-05
US6203269B1 (en) 2001-03-20
EP1159533B1 (de) 2003-11-26
JP4694696B2 (ja) 2011-06-08
JP2011102588A (ja) 2011-05-26
CA2364321A1 (en) 2000-08-31
JP2002538379A (ja) 2002-11-12
CA2364321C (en) 2008-06-10
DE60006790T2 (de) 2004-09-30

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Legal Events

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8364 No opposition during term of opposition