NL8601055A - Aandrijfturbine met tegengestelde rotatie. - Google Patents

Aandrijfturbine met tegengestelde rotatie. Download PDF

Info

Publication number
NL8601055A
NL8601055A NL8601055A NL8601055A NL8601055A NL 8601055 A NL8601055 A NL 8601055A NL 8601055 A NL8601055 A NL 8601055A NL 8601055 A NL8601055 A NL 8601055A NL 8601055 A NL8601055 A NL 8601055A
Authority
NL
Netherlands
Prior art keywords
turbine
rotor
rows
blades
radius
Prior art date
Application number
NL8601055A
Other languages
English (en)
Dutch (nl)
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of NL8601055A publication Critical patent/NL8601055A/nl

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
    • B64C11/46—Arrangements of, or constructional features peculiar to, multiple propellers
    • B64C11/48—Units of two or more coaxial propellers
    • 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
    • B64C11/308—Blade pitch-changing mechanisms specially adapted for contrarotating propellers automatic
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D27/00—Arrangement or mounting of power plants in aircraft; Aircraft characterised by the type or position of power plants
    • B64D2027/005—Aircraft with an unducted turbofan comprising contra-rotating rotors, e.g. contra-rotating open rotors [CROR]
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
NL8601055A 1985-05-01 1986-04-24 Aandrijfturbine met tegengestelde rotatie. NL8601055A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US72846685A 1985-05-01 1985-05-01
US72846685 1985-05-01

Publications (1)

Publication Number Publication Date
NL8601055A true NL8601055A (nl) 1986-12-01

Family

ID=24926972

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8601055A NL8601055A (nl) 1985-05-01 1986-04-24 Aandrijfturbine met tegengestelde rotatie.

Country Status (9)

Country Link
JP (1) JPH0681883B2 (de)
AU (1) AU589180B2 (de)
CA (1) CA1262409A (de)
DE (1) DE3614157C2 (de)
FR (1) FR2581423B1 (de)
GB (1) GB2174762B (de)
IT (1) IT1208606B (de)
NL (1) NL8601055A (de)
SE (1) SE462660B (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3734624A1 (de) * 1987-10-13 1989-05-03 Kastens Karl Propellergeblaese
DE3812027A1 (de) * 1988-04-11 1989-10-26 Mtu Muenchen Gmbh Propfan-turbotriebwerk
US4916892A (en) * 1988-05-06 1990-04-17 General Electric Company High pressure seal
US4976102A (en) * 1988-05-09 1990-12-11 General Electric Company Unducted, counterrotating gearless front fan engine
GB2218747B (en) * 1988-05-20 1993-01-27 Gen Electric Propeller/fan pitch feathering apparatus
DE3818466C1 (de) * 1988-05-31 1989-12-21 Mtu Muenchen Gmbh
DE3837994A1 (de) * 1988-11-09 1990-05-10 Mtu Muenchen Gmbh Vorrichtung zur verstellung der rotorschaufeln eines propfan/turboproptriebwerkes
US5263898A (en) * 1988-12-14 1993-11-23 General Electric Company Propeller blade retention system
US4951461A (en) * 1989-03-20 1990-08-28 General Electric Company Power turbine support arrangement
US5112191A (en) * 1989-04-11 1992-05-12 General Electric Company Rotating cowling
US5082424A (en) * 1989-06-05 1992-01-21 General Electric Company Connection system for aircraft propeller blades
DE3933776A1 (de) * 1989-10-10 1991-04-18 Mtu Muenchen Gmbh Propfan-turbotriebwerk
FR2761412B1 (fr) * 1997-03-27 1999-04-30 Snecma Groupe turbopropulseur double corps a regulation isodrome
US6711887B2 (en) * 2002-08-19 2004-03-30 General Electric Co. Aircraft gas turbine engine with tandem non-interdigitated counter rotating low pressure turbines
FR2864997B1 (fr) * 2004-01-08 2006-04-28 Snecma Moteurs Turbomachine a turbine semi-liee entrainant un recepteur pilote de maniere a conserver une vitesse de rotation sensiblement constante
DE102008005163B4 (de) 2008-01-19 2009-12-03 Deutsches Zentrum für Luft- und Raumfahrt e.V. Flugtriebwerk
FR2941493B1 (fr) * 2009-01-23 2011-08-26 Snecma Turbomachine a turbine libre entrainant un generateur electrique de puissance
US8182222B2 (en) 2009-02-12 2012-05-22 Hamilton Sundstrand Corporation Thermal protection of rotor blades
GB201102987D0 (en) * 2011-02-22 2011-04-06 Rolls Royce Plc A propfan engine
RU2482311C1 (ru) * 2011-12-14 2013-05-20 Открытое акционерное общество "Авиадвигатель" Газотурбинный двигатель с задним расположением открытого винтовентилятора
FR3004494B1 (fr) 2013-04-15 2018-01-19 Safran Nacelles Tuyere pour turbopropulseur d’aeronef a soufflante non carenee
FR3016662B1 (fr) 2014-01-23 2016-02-12 Snecma Turbomoteur a helices non carenees muni d'une enveloppe de renfort integrant des troncons de canalisations
FR3050431B1 (fr) * 2016-04-20 2018-04-27 Safran Aircraft Engines Systeme d'actionnement simplifie de pas pour une helice de turbomachine
JP7497264B2 (ja) * 2020-09-29 2024-06-10 三菱重工航空エンジン株式会社 航空機用推力発生装置

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB238343A (en) * 1924-07-03 1925-08-20 English Electric Co Ltd Improvements in the construction of elastic fluid turbines
FR776676A (fr) * 1933-10-23 1935-01-31 Turbine hélicoïdale
FR910103A (fr) * 1942-01-02 1946-05-28 Rateau Soc Moteur à turbines à gaz combiné avec un ventilateur ou un propulseur
BE462340A (de) * 1944-04-15
GB1004641A (en) * 1963-05-16 1965-09-15 Vickers Armstrong Aircraft Ltd Improvements in jet-propulsion power-plants for aircraft
GB978041A (en) * 1963-08-21 1964-12-16 Rolls Royce Aerofoil-section member having relatively movable parts
DE1426835A1 (de) * 1964-06-27 1969-04-03 Maschf Augsburg Nuernberg Ag Verfahren und Anordnung zur Energieerzeugung bzw. zur Leistungsaufnahme in gegenlaeufigen Turbinen bzw. Arbeitsmaschinen
GB1097632A (en) * 1965-11-19 1968-01-03 Bristol Siddeley Engines Ltd Gas turbine power plant
FR1483743A (fr) * 1965-12-02 1967-06-09 Snecma Turbomachine à compresseur contrarotatif
GB1212593A (en) * 1968-01-25 1970-11-18 British Aircraft Corp Ltd Improvements relating to rotary large diameter gas seals
GB1203712A (en) * 1968-02-07 1970-09-03 Rolls Royce Improvements in or relating to gas turbine engine
SU411214A1 (de) * 1968-05-12 1974-01-15
US3861139A (en) * 1973-02-12 1975-01-21 Gen Electric Turbofan engine having counterrotating compressor and turbine elements and unique fan disposition
US4446696A (en) * 1981-06-29 1984-05-08 General Electric Company Compound propulsor
US4519746A (en) * 1981-07-24 1985-05-28 United Technologies Corporation Airfoil blade
NL8303401A (nl) * 1982-11-01 1984-06-01 Gen Electric Aandrijfturbine voor tegengesteld draaiende propellers.
GB2138507B (en) * 1983-04-22 1987-07-29 Rolls Royce Mounting and exhausting in turbo-propellor aircraft engines
GB2155110A (en) * 1984-03-02 1985-09-18 Gen Electric High bypass ratio counter-rotating turbofan engine

Also Published As

Publication number Publication date
GB2174762B (en) 1990-04-04
DE3614157A1 (de) 1986-11-06
CA1262409A (en) 1989-10-24
SE8601928D0 (sv) 1986-04-25
JPH0681883B2 (ja) 1994-10-19
IT1208606B (it) 1989-07-10
DE3614157C2 (de) 1997-06-26
GB8610566D0 (en) 1986-06-04
AU589180B2 (en) 1989-10-05
FR2581423B1 (fr) 1993-10-22
GB2174762A (en) 1986-11-12
JPS6217301A (ja) 1987-01-26
FR2581423A1 (fr) 1986-11-07
IT8620279A0 (it) 1986-04-30
AU5709386A (en) 1986-11-06
SE8601928L (sv) 1986-11-02
SE462660B (sv) 1990-08-06

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed