JP2013137020A5 - - Google Patents

Download PDF

Info

Publication number
JP2013137020A5
JP2013137020A5 JP2012269896A JP2012269896A JP2013137020A5 JP 2013137020 A5 JP2013137020 A5 JP 2013137020A5 JP 2012269896 A JP2012269896 A JP 2012269896A JP 2012269896 A JP2012269896 A JP 2012269896A JP 2013137020 A5 JP2013137020 A5 JP 2013137020A5
Authority
JP
Japan
Prior art keywords
tip
primary
airfoil
fan
chord
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.)
Granted
Application number
JP2012269896A
Other languages
English (en)
Japanese (ja)
Other versions
JP2013137020A (ja
JP6103911B2 (ja
Filing date
Publication date
Priority claimed from US13/330,766 external-priority patent/US9102397B2/en
Application filed filed Critical
Publication of JP2013137020A publication Critical patent/JP2013137020A/ja
Publication of JP2013137020A5 publication Critical patent/JP2013137020A5/ja
Application granted granted Critical
Publication of JP6103911B2 publication Critical patent/JP6103911B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2012269896A 2011-12-20 2012-12-11 騒音を低減するための先端形状を含むエーロフォイルおよびそのエーロフォイルを作製するための方法 Expired - Fee Related JP6103911B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/330,766 US9102397B2 (en) 2011-12-20 2011-12-20 Airfoils including tip profile for noise reduction and method for fabricating same
US13/330,766 2011-12-20

Publications (3)

Publication Number Publication Date
JP2013137020A JP2013137020A (ja) 2013-07-11
JP2013137020A5 true JP2013137020A5 (enExample) 2016-01-28
JP6103911B2 JP6103911B2 (ja) 2017-03-29

Family

ID=47504646

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012269896A Expired - Fee Related JP6103911B2 (ja) 2011-12-20 2012-12-11 騒音を低減するための先端形状を含むエーロフォイルおよびそのエーロフォイルを作製するための方法

Country Status (6)

Country Link
US (1) US9102397B2 (enExample)
EP (1) EP2607231A3 (enExample)
JP (1) JP6103911B2 (enExample)
CN (1) CN103174465B (enExample)
BR (1) BR102012032435A2 (enExample)
CA (1) CA2798211A1 (enExample)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8689538B2 (en) * 2009-09-09 2014-04-08 The Boeing Company Ultra-efficient propulsor with an augmentor fan circumscribing a turbofan
US9102397B2 (en) * 2011-12-20 2015-08-11 General Electric Company Airfoils including tip profile for noise reduction and method for fabricating same
US9340277B2 (en) 2012-02-29 2016-05-17 General Electric Company Airfoils for use in rotary machines
US9650962B2 (en) * 2013-03-08 2017-05-16 Rolls-Royce Corporation Rotor noise suppression
FR3009104B1 (fr) * 2013-07-29 2015-08-21 Snecma Procede de modelisation d'une pale d'une helice non-carenee
FR3021706B1 (fr) 2014-05-28 2020-05-15 Safran Aircraft Engines Turbopropulseur d'aeronef comportant deux helices coaxiales.
US9869190B2 (en) 2014-05-30 2018-01-16 General Electric Company Variable-pitch rotor with remote counterweights
US10072510B2 (en) 2014-11-21 2018-09-11 General Electric Company Variable pitch fan for gas turbine engine and method of assembling the same
US20160167798A1 (en) * 2014-12-12 2016-06-16 General Electric Company Variable pitch mounting for aircraft gas turbine engine
WO2016168528A1 (en) * 2015-04-15 2016-10-20 Robert Bosch Gmbh Free-tipped axial fan assembly
US10100653B2 (en) 2015-10-08 2018-10-16 General Electric Company Variable pitch fan blade retention system
FR3043132B1 (fr) * 2015-10-29 2017-10-20 Snecma Aube non-carenee de redresseur
US10414486B2 (en) 2015-11-30 2019-09-17 General Electric Company Airfoil for a rotary machine including a propellor assembly
ES2959217T3 (es) 2015-12-14 2024-02-21 Hunter Fan Co Ventilador de techo
US11674526B2 (en) 2016-01-22 2023-06-13 Hunter Fan Company Ceiling fan having a dual redundant motor mounting assembly
US11305874B2 (en) 2016-03-23 2022-04-19 Amazon Technologies, Inc. Aerial vehicle adaptable propeller blades
US10526070B2 (en) 2016-03-23 2020-01-07 Amazon Technologies, Inc. Aerial vehicle propulsion mechanism with coaxially aligned propellers
US10723440B2 (en) 2016-03-23 2020-07-28 Amazon Technologies, Inc. Aerial vehicle with different propeller blade configurations
US10399666B2 (en) 2016-03-23 2019-09-03 Amazon Technologies, Inc. Aerial vehicle propulsion mechanism with coaxially aligned and independently rotatable propellers
US10583914B2 (en) 2016-03-23 2020-03-10 Amazon Technologies, Inc. Telescoping propeller blades for aerial vehicles
CN108223016B (zh) * 2016-12-14 2021-10-22 通用电气公司 用于包括推进器组件的旋转机器的翼型件
US10710705B2 (en) * 2017-06-28 2020-07-14 General Electric Company Open rotor and airfoil therefor
US10358926B2 (en) * 2017-08-11 2019-07-23 General Electric Company Low-noise airfoil for an open rotor
US20190225318A1 (en) * 2018-01-25 2019-07-25 General Electric Company Aircraft systems and methods
US11255343B2 (en) * 2018-02-02 2022-02-22 General Electric Company Engine systems and methods
FR3082230B1 (fr) * 2018-06-11 2020-08-28 Safran Aircraft Engines Moteur d'aeronef a rotor non carene avec adaptation des aubes de stator
WO2021076250A2 (en) * 2019-09-11 2021-04-22 Alexandru Balan 360° advanced rotation system
US11506067B2 (en) 2019-10-15 2022-11-22 General Electric Company Gas turbine engine with clutch assembly
US11286795B2 (en) 2019-10-15 2022-03-29 General Electric Company Mount for an airfoil
CN112664328B (zh) 2019-10-15 2024-07-23 通用电气公司 用于控制无涵道发动机的系统和方法
CN112660396A (zh) 2019-10-15 2021-04-16 通用电气公司 用于飞行器的可去除机身护罩
US11401824B2 (en) 2019-10-15 2022-08-02 General Electric Company Gas turbine engine outlet guide vane assembly
WO2021092677A1 (en) 2019-11-14 2021-05-20 Delson Aeronautics Ltd. Ultra-wide-chord propeller
US11674435B2 (en) 2021-06-29 2023-06-13 General Electric Company Levered counterweight feathering system
US11795964B2 (en) 2021-07-16 2023-10-24 General Electric Company Levered counterweight feathering system
US12410758B2 (en) 2022-01-10 2025-09-09 General Electric Company Three-stream gas turbine engine control
US12275532B2 (en) 2022-08-15 2025-04-15 General Electric Company Gas turbine engine noise reduction
US12442315B2 (en) 2022-08-17 2025-10-14 General Electric Company Gas turbine engine
US12480449B2 (en) 2022-08-22 2025-11-25 General Electric Company Propulsion system including an electric machine for starting a gas turbine engine
US12352181B2 (en) 2023-01-30 2025-07-08 General Electric Company Turbine airfoils

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US899319A (en) * 1906-10-08 1908-09-22 Charles Algernon Parsons Turbine.
FR996967A (fr) * 1949-09-06 1951-12-31 Rateau Soc Perfectionnement aux aubages de turbomachines
US3467197A (en) 1968-05-07 1969-09-16 Bell Aerospace Corp Rotor blade
FR2248732A5 (enExample) * 1973-10-23 1975-05-16 Onera (Off Nat Aerospatiale)
GB2179405A (en) * 1985-08-24 1987-03-04 Rolls Royce Gas turbine engine with cowled prop-fan
DE3834511A1 (de) * 1987-10-13 1990-04-12 Kastens Karl Propellergeblaese
US5190441A (en) * 1990-08-13 1993-03-02 General Electric Company Noise reduction in aircraft propellers
JP3118136B2 (ja) * 1994-03-28 2000-12-18 株式会社先進材料利用ガスジェネレータ研究所 軸流圧縮機のケーシング
DE19812624A1 (de) * 1998-03-23 1999-09-30 Bmw Rolls Royce Gmbh Rotor-Schaufelblatt einer Axialströmungsmaschine
US6203273B1 (en) 1998-12-22 2001-03-20 United Technologies Corporation Rotary machine
US6338609B1 (en) * 2000-02-18 2002-01-15 General Electric Company Convex compressor casing
US7032861B2 (en) 2002-01-07 2006-04-25 Sanders Jr John K Quiet vertical takeoff and landing aircraft using ducted, magnetic induction air-impeller rotors
JP3927886B2 (ja) * 2002-08-09 2007-06-13 本田技研工業株式会社 軸流圧縮機
AU2003287751A1 (en) 2002-12-18 2004-07-09 Amx Automation Technologies Gmbh Aircraft
US6824359B2 (en) * 2003-01-31 2004-11-30 United Technologies Corporation Turbine blade
JP4193506B2 (ja) 2003-02-07 2008-12-10 いすゞ自動車株式会社 流体継手
DE10352253A1 (de) * 2003-11-08 2005-06-09 Alstom Technology Ltd Verdichterlaufschaufel
JP3595988B1 (ja) 2004-01-27 2004-12-02 快堂 池田 回転ダクト方式シュラウド付回転翼
US7144221B2 (en) 2004-07-30 2006-12-05 General Electric Company Method and apparatus for assembling gas turbine engines
US7476086B2 (en) * 2005-04-07 2009-01-13 General Electric Company Tip cambered swept blade
EP1788255A1 (de) 2005-11-16 2007-05-23 Siemens Aktiengesellschaft Radialverdichter-Laufrad
FR2908152B1 (fr) 2006-11-08 2009-02-06 Snecma Sa Aube en fleche de turbomachine
GB0702608D0 (en) * 2007-02-10 2007-03-21 Rolls Royce Plc Aeroengine
US8083487B2 (en) 2007-07-09 2011-12-27 General Electric Company Rotary airfoils and method for fabricating same
US7736130B2 (en) 2007-07-23 2010-06-15 General Electric Company Airfoil and method for protecting airfoil leading edge
ES2338963B1 (es) * 2008-02-08 2011-05-20 GAMESA INNOVATION & TECHNOLOGY S.L. Pala multi-punta de aerogenerador.
EP2146053A1 (de) * 2008-07-17 2010-01-20 Siemens Aktiengesellschaft Axialturbomaschine mit geringen Spaltverlusten
FR2935348B1 (fr) * 2008-08-28 2011-04-08 Snecma Turbomachine a helices non carenees
FR2935349B1 (fr) * 2008-08-29 2010-10-01 Snecma Turbomachine a helices non carenees
FR2938502B1 (fr) * 2008-11-14 2010-12-10 Snecma Turbomachine comportant une helice non carenee equipee de moyens de guidage d'air
GB0821429D0 (en) 2008-11-24 2008-12-31 Rolls Royce Plc A method for optimising the shape of an aerofoil
DE102009007013A1 (de) * 2009-01-31 2010-08-12 Deutsches Zentrum für Luft- und Raumfahrt e.V. Triebwerk, insbesondere CROR-Antrieb, für ein Flugzeug
US8661781B2 (en) 2009-02-13 2014-03-04 The Boeing Company Counter rotating fan design and variable blade row spacing optimization for low environmental impact
GB2483059A (en) * 2010-08-23 2012-02-29 Rolls Royce Plc An aerofoil blade with a set-back portion
FR2973333B1 (fr) * 2011-03-29 2014-08-01 Snecma Systeme pour changer le pas d'helices contrarotatives d'un turbomoteur
GB201120105D0 (en) * 2011-11-22 2012-01-04 Rolls Royce Plc A turbomachine casing assembly
US9102397B2 (en) * 2011-12-20 2015-08-11 General Electric Company Airfoils including tip profile for noise reduction and method for fabricating same
US9085989B2 (en) * 2011-12-23 2015-07-21 General Electric Company Airfoils including compliant tip

Similar Documents

Publication Publication Date Title
JP2013137020A5 (enExample)
JP6025269B2 (ja) 先端上反角を備えた圧縮機翼形部
EP2867523B1 (en) A wind turbine blade with a noise reducing device
US8777580B2 (en) Secondary airfoil mounted on stall fence on wind turbine blade
CN104736842A (zh) 风力涡轮叶片
JP2014533809A5 (enExample)
US9341158B2 (en) Quiet wind turbine blade
JP2013137021A5 (enExample)
JP6101240B2 (ja) 後縁側パネル
US20160146012A1 (en) Airfoil with stepped spanwise thickness distribution
EP2543818A3 (en) Subsonic swept fan blade
JP6153989B2 (ja) ボルテックスジェネレータ、風車翼および風力発電装置
US8936435B2 (en) System and method for root loss reduction in wind turbine blades
WO2011029882A3 (en) Wind turbine rotor blade
JP2012154320A5 (enExample)
CN106402021B (zh) 一种离心风机叶轮
CN105804955B (zh) 风力发电机组用叶片及风力发电机组
JP2012140945A5 (enExample)
JP5813807B2 (ja) 軸流圧縮機
US20170370345A1 (en) Fluid Turbine Rotor Blade with Winglet Design
WO2014048581A1 (en) A wind turbine blade with a noise reducing device
CN104736844A (zh) 风能设施
CN105940189A (zh) 叶片导流器
CN109690072B (zh) 风能设备转子叶片
CN106321347A (zh) 一种风力机涡流发生器