RU2017124871A3 - - Google Patents
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- Publication number
- RU2017124871A3 RU2017124871A3 RU2017124871A RU2017124871A RU2017124871A3 RU 2017124871 A3 RU2017124871 A3 RU 2017124871A3 RU 2017124871 A RU2017124871 A RU 2017124871A RU 2017124871 A RU2017124871 A RU 2017124871A RU 2017124871 A3 RU2017124871 A3 RU 2017124871A3
- Authority
- RU
- Russia
Links
Classifications
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- 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
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- 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
- B64C11/46—Arrangements of, or constructional features peculiar to, multiple propellers
- B64C11/48—Units of two or more coaxial propellers
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- 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
- F01D7/00—Rotors with blades adjustable in operation; Control thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
- F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
- F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
- F02K3/072—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with counter-rotating, e.g. fan rotors
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- 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
- B64C11/30—Blade pitch-changing mechanisms
- B64C11/306—Blade pitch-changing mechanisms specially adapted for contrarotating propellers
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1462652A FR3030446B1 (fr) | 2014-12-17 | 2014-12-17 | Turbomachine a helice multi-diametres |
| FR1462652 | 2014-12-17 | ||
| PCT/FR2015/053600 WO2016097635A1 (fr) | 2014-12-17 | 2015-12-17 | Turbomachine à hélice multi-diamètres |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| RU2017124871A RU2017124871A (ru) | 2019-01-17 |
| RU2017124871A3 true RU2017124871A3 (ru) | 2019-05-30 |
| RU2718866C2 RU2718866C2 (ru) | 2020-04-15 |
Family
ID=52477966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2017124871A RU2718866C2 (ru) | 2014-12-17 | 2015-12-17 | Газотурбинный двигатель с винтами разного диаметра |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US10494086B2 (ru) |
| EP (1) | EP3233627B1 (ru) |
| JP (1) | JP6758293B2 (ru) |
| CN (1) | CN107108015B (ru) |
| BR (1) | BR112017012436B8 (ru) |
| CA (1) | CA2970092C (ru) |
| FR (1) | FR3030446B1 (ru) |
| RU (1) | RU2718866C2 (ru) |
| WO (1) | WO2016097635A1 (ru) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3030446B1 (fr) * | 2014-12-17 | 2018-06-01 | Safran Aircraft Engines | Turbomachine a helice multi-diametres |
| US10633083B2 (en) * | 2017-09-28 | 2020-04-28 | Intel IP Corporation | Unmanned aerial vehicle and method for driving an unmanned aerial vehicle |
| FR3078101B1 (fr) * | 2018-02-16 | 2020-11-27 | Safran Aircraft Engines | Turbomachine a bec de separation de flux a profil en serrations |
| US20210009263A1 (en) * | 2019-07-12 | 2021-01-14 | Dotterel Technologies Limited | Rotor system |
| FR3125090B1 (fr) * | 2021-07-06 | 2024-03-29 | Safran Aircraft Engines | Propulseur aeronautique |
| FR3125089A1 (fr) * | 2021-07-06 | 2023-01-13 | Safran Aircraft Engines | Propulseur aeronautique |
| FR3125091A1 (fr) * | 2021-07-06 | 2023-01-13 | Safran Aircraft Engines | Propulseur aeronautique |
Family Cites Families (37)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US921423A (en) * | 1907-01-22 | 1909-05-11 | John Barnes | Screw-propeller. |
| US1021822A (en) * | 1910-07-11 | 1912-04-02 | Fernand Broussouse | Screw-propeller. |
| US1717663A (en) * | 1927-12-07 | 1929-06-18 | Checkley George | Propeller |
| US1913590A (en) * | 1931-02-24 | 1933-06-13 | Ftacek Steven | Aeroplane propeller |
| US1946571A (en) * | 1932-08-29 | 1934-02-13 | Emil A Briner | Propeller with auxiliary blades applicable to driving aircraft |
| US2222444A (en) * | 1940-03-18 | 1940-11-19 | Leopold C Schmidt | Airplane propeller |
| US4486146A (en) * | 1980-08-08 | 1984-12-04 | British Aerospace Public Limited Company | Aircraft propulsion means |
| SE456075B (sv) * | 1984-11-29 | 1988-09-05 | Volvo Penta Ab | Rotorsystem, foretredesvis batpropellersystem |
| US4883240A (en) * | 1985-08-09 | 1989-11-28 | General Electric Company | Aircraft propeller noise reduction |
| GB2182727B (en) * | 1985-11-12 | 1989-09-27 | Gen Electric | Propeller/fan pitch feathering apparatus |
| DE3716326A1 (de) * | 1987-05-15 | 1988-12-01 | Schempp Hirth Gmbh & Co Kg | Propeller |
| DE3832026A1 (de) * | 1988-09-21 | 1990-03-22 | Bosch Gmbh Robert | Luefterrad |
| US4901920A (en) * | 1989-02-13 | 1990-02-20 | Snow Machines Incorporated | Snow making apparatus and methods |
| JPH0672799U (ja) * | 1993-03-29 | 1994-10-11 | 科学技術庁航空宇宙技術研究所長 | 二重反転プロペラ推力変換装置 |
| US5482436A (en) * | 1993-12-30 | 1996-01-09 | Acme Engineering & Manufacturing Corp. | High specific speed fan propeller having auxiliary blades |
| DE4420219A1 (de) * | 1994-06-06 | 1995-12-07 | Stemme Gmbh & Co Kg | Luftfahrzeug |
| US5620303A (en) * | 1995-12-11 | 1997-04-15 | Sikorsky Aircraft Corporation | Rotor system having alternating length rotor blades for reducing blade-vortex interaction (BVI) noise |
| US5735670A (en) * | 1995-12-11 | 1998-04-07 | Sikorsky Aircraft Corporation | Rotor system having alternating length rotor blades and positioning means therefor for reducing blade-vortex interaction (BVI) noise |
| IT1303441B1 (it) * | 1998-12-03 | 2000-11-06 | Vladimiro Lidak | Rotore principale monopala per elicotteri |
| FR2892705B1 (fr) * | 2005-11-03 | 2009-04-24 | Airbus France Sas | Aeronef a impact environnemental reduit. |
| DK176357B1 (da) * | 2005-11-21 | 2007-09-24 | Lm Glasfiber As | Et vindenergianlæg med ekstra sæt vinger |
| US8608441B2 (en) * | 2006-06-12 | 2013-12-17 | Energyield Llc | Rotatable blade apparatus with individually adjustable blades |
| GB0702608D0 (en) * | 2007-02-10 | 2007-03-21 | Rolls Royce Plc | Aeroengine |
| 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 |
| US8821118B2 (en) * | 2009-12-21 | 2014-09-02 | The Boeing Company | Optimization of downstream open fan propeller position |
| FR2958980B1 (fr) * | 2010-04-14 | 2013-03-15 | Snecma | Dispositif redresseur pour turbomachine |
| FR2963067B1 (fr) * | 2010-07-23 | 2012-08-24 | Snecma | Turbomoteur a double helice non carenee |
| GB2482333A (en) * | 2010-07-30 | 2012-02-01 | Ge Aviat Systems Ltd | Aircraft propeller |
| FR2974060B1 (fr) * | 2011-04-15 | 2013-11-22 | Snecma | Dispositif de propulsion a helices contrarotatives et coaxiales non-carenees |
| FR2980818B1 (fr) | 2011-09-29 | 2016-01-22 | Snecma | Pale pour une helice de turbomachine, notamment a soufflante non carenee, helice et turbomachine correspondantes. |
| FR2999151B1 (fr) | 2012-12-07 | 2017-01-27 | Snecma | Pale d'helice pour turbomachine |
| FR3006292B1 (fr) * | 2013-05-30 | 2017-01-27 | Eurocopter France | Giravion a voilure tournante muni d'une pluralite d'helices |
| US9714575B2 (en) * | 2013-11-27 | 2017-07-25 | Hamilton Sundstrand Corporation | Differential blade design for propeller noise reduction |
| US20150344127A1 (en) * | 2014-05-31 | 2015-12-03 | General Electric Company | Aeroelastically tailored propellers for noise reduction and improved efficiency in a turbomachine |
| FR3030446B1 (fr) * | 2014-12-17 | 2018-06-01 | Safran Aircraft Engines | Turbomachine a helice multi-diametres |
| US10604245B2 (en) * | 2016-12-30 | 2020-03-31 | Wing Aviation Llc | Rotor units having asymmetric rotor blades |
| US10837459B2 (en) * | 2017-10-06 | 2020-11-17 | Pratt & Whitney Canada Corp. | Mistuned fan for gas turbine engine |
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2014
- 2014-12-17 FR FR1462652A patent/FR3030446B1/fr active Active
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2015
- 2015-12-17 CN CN201580069207.7A patent/CN107108015B/zh active Active
- 2015-12-17 US US15/535,773 patent/US10494086B2/en active Active
- 2015-12-17 CA CA2970092A patent/CA2970092C/fr active Active
- 2015-12-17 EP EP15830811.4A patent/EP3233627B1/fr active Active
- 2015-12-17 RU RU2017124871A patent/RU2718866C2/ru active
- 2015-12-17 JP JP2017532777A patent/JP6758293B2/ja active Active
- 2015-12-17 WO PCT/FR2015/053600 patent/WO2016097635A1/fr active Application Filing
- 2015-12-17 BR BR112017012436A patent/BR112017012436B8/pt active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| RU2718866C2 (ru) | 2020-04-15 |
| FR3030446B1 (fr) | 2018-06-01 |
| US10494086B2 (en) | 2019-12-03 |
| BR112017012436A2 (pt) | 2018-01-02 |
| CA2970092C (fr) | 2022-08-16 |
| BR112017012436B8 (pt) | 2022-02-15 |
| US20170369153A1 (en) | 2017-12-28 |
| JP6758293B2 (ja) | 2020-09-23 |
| CA2970092A1 (fr) | 2016-06-23 |
| EP3233627A1 (fr) | 2017-10-25 |
| WO2016097635A1 (fr) | 2016-06-23 |
| CN107108015B (zh) | 2019-03-08 |
| RU2017124871A (ru) | 2019-01-17 |
| JP2018501142A (ja) | 2018-01-18 |
| FR3030446A1 (fr) | 2016-06-24 |
| CN107108015A (zh) | 2017-08-29 |
| BR112017012436B1 (pt) | 2021-12-14 |
| EP3233627B1 (fr) | 2018-10-17 |