IT1171784B - COUNTER-ROTATION POWER TURBINE - Google Patents

COUNTER-ROTATION POWER TURBINE

Info

Publication number
IT1171784B
IT1171784B IT23479/83A IT2347983A IT1171784B IT 1171784 B IT1171784 B IT 1171784B IT 23479/83 A IT23479/83 A IT 23479/83A IT 2347983 A IT2347983 A IT 2347983A IT 1171784 B IT1171784 B IT 1171784B
Authority
IT
Italy
Prior art keywords
counter
power turbine
rotation power
rotation
turbine
Prior art date
Application number
IT23479/83A
Other languages
Italian (it)
Other versions
IT8323479A0 (en
Inventor
Kenneth Odell Johnson
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 IT8323479A0 publication Critical patent/IT8323479A0/en
Application granted granted Critical
Publication of IT1171784B publication Critical patent/IT1171784B/en

Links

Classifications

    • 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
    • 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
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
    • F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
    • F02C3/06—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages
    • F02C3/067—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages having counter-rotating 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
IT23479/83A 1982-11-01 1983-10-27 COUNTER-ROTATION POWER TURBINE IT1171784B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US43792382A 1982-11-01 1982-11-01

Publications (2)

Publication Number Publication Date
IT8323479A0 IT8323479A0 (en) 1983-10-27
IT1171784B true IT1171784B (en) 1987-06-10

Family

ID=23738483

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23479/83A IT1171784B (en) 1982-11-01 1983-10-27 COUNTER-ROTATION POWER TURBINE

Country Status (9)

Country Link
JP (1) JPS59103947A (en)
AU (1) AU594300B2 (en)
CA (1) CA1233325A (en)
DE (1) DE3338456A1 (en)
FR (1) FR2535394B1 (en)
GB (1) GB2129502B (en)
IT (1) IT1171784B (en)
NL (1) NL8303401A (en)
SE (1) SE8305993L (en)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4732538A (en) * 1984-03-02 1988-03-22 General Electric Company Blade hub air scoop
US4907944A (en) * 1984-10-01 1990-03-13 General Electric Company Turbomachinery blade mounting arrangement
SE456075B (en) * 1984-11-29 1988-09-05 Volvo Penta Ab ROTOR SYSTEM, PREFERRED BAT PROPELLER SYSTEM
US4621978A (en) * 1984-12-03 1986-11-11 General Electric Company Counterrotating power turbine
CA1262409A (en) * 1985-05-01 1989-10-24 Kenneth Odell Johnson Counter rotation power turbine
US4758129A (en) * 1985-05-31 1988-07-19 General Electric Company Power frame
GB2182727B (en) * 1985-11-12 1989-09-27 Gen Electric Propeller/fan pitch feathering apparatus
US4767270A (en) * 1986-04-16 1988-08-30 The Boeing Company Hoop fan jet engine
GB2189844A (en) * 1986-04-30 1987-11-04 Rolls Royce Gas turbine engines
GB2192238B (en) * 1986-07-02 1990-05-23 Rolls Royce Plc Gas turbine engine power turbine
GB2192237B (en) * 1986-07-02 1990-05-16 Rolls Royce Plc Gas turbine engine power turbine
US4772180A (en) * 1986-08-29 1988-09-20 General Electric Company Aircraft thrust control
US4860537A (en) * 1986-08-29 1989-08-29 Brandt, Inc. High bypass ratio counterrotating gearless front fan engine
GB2194292A (en) * 1986-08-29 1988-03-02 Gen Electric High bypass ratio counterrotating turbofan engine
US4772179A (en) * 1986-08-29 1988-09-20 General Electric Company Aircraft thrust control
GB2194593B (en) * 1986-08-29 1991-05-15 Gen Electric High bypass ratio, counter rotating gearless front fan engine
US4790133A (en) * 1986-08-29 1988-12-13 General Electric Company High bypass ratio counterrotating turbofan engine
US4738591A (en) * 1986-09-09 1988-04-19 General Electric Company Blade pitch varying mechanism
US4738590A (en) * 1986-09-09 1988-04-19 General Electric Company Blade pitch varying mechanism
GB2196390B (en) * 1986-10-16 1991-06-26 Rolls Royce Plc Intake for turbopropeller gas turbine engine.
FR2606081A1 (en) * 1986-10-29 1988-05-06 Snecma PROPULSION ENGINE WITH CONTRAROTATING WORKING TURBINES
GB2207191B (en) * 1987-07-06 1992-03-04 Gen Electric Gas turbine engine
DE3734624A1 (en) * 1987-10-13 1989-05-03 Kastens Karl Propeller fan
EP0317686A1 (en) * 1987-11-24 1989-05-31 MANNESMANN Aktiengesellschaft Data processing system using magnetic information carriers
DE3812027A1 (en) * 1988-04-11 1989-10-26 Mtu Muenchen Gmbh PROPFAN TURBO ENGINE
GB2218747B (en) * 1988-05-20 1993-01-27 Gen Electric Propeller/fan pitch feathering apparatus
DE3917970A1 (en) * 1988-06-17 1989-12-21 Gen Electric MANIFOLD-FREE BLOW ENGINE FIXED TO THE SUPPORT
US4915586A (en) * 1988-09-20 1990-04-10 General Motors Corporation Propfan blade attachment
US4927329A (en) * 1988-10-21 1990-05-22 General Electric Company Aircraft engine unducted fan blade pitch control system
US4936748A (en) * 1988-11-28 1990-06-26 General Electric Company Auxiliary power source in an unducted fan gas turbine engine
US5010729A (en) * 1989-01-03 1991-04-30 General Electric Company Geared counterrotating turbine/fan propulsion system
US4969325A (en) * 1989-01-03 1990-11-13 General Electric Company Turbofan engine having a counterrotating partially geared fan drive turbine
US4951461A (en) * 1989-03-20 1990-08-28 General Electric Company Power turbine support arrangement
US5082424A (en) * 1989-06-05 1992-01-21 General Electric Company Connection system for aircraft propeller blades
GB2264907A (en) * 1992-02-10 1993-09-15 Peter Antony Hulmes Multi-engined aircraft.
US6666017B2 (en) * 2002-05-24 2003-12-23 General Electric Company Counterrotatable booster compressor assembly for a gas turbine engine
US7758303B1 (en) * 2006-07-31 2010-07-20 General Electric Company FLADE fan with different inner and outer airfoil stagger angles at a shroud therebetween
US7921634B2 (en) * 2006-10-31 2011-04-12 General Electric Company Turbofan engine assembly and method of assembling same
FR2918120B1 (en) † 2007-06-28 2009-10-02 Snecma Sa DOUBLE BLOWER TURBOMACHINE
US8127528B2 (en) 2008-02-26 2012-03-06 United Technologies Corporation Auxiliary propulsor for a variable cycle gas turbine engine
US8082727B2 (en) 2008-02-26 2011-12-27 United Technologies Corporation Rear propulsor for a variable cycle gas turbine engine
DE102008013542A1 (en) 2008-03-11 2009-09-17 Rolls-Royce Deutschland Ltd & Co Kg Turbomachine with multi-rotor arrangement
FR2937678B1 (en) * 2008-10-23 2013-11-22 Snecma DEVICE FOR CONTROLLING THE ORIENTATION OF BLOWER BLADES OF A TURBOPROPULSEUR
GB0821684D0 (en) * 2008-11-28 2008-12-31 Rolls Royce Plc Aeroengine starter/generator arrangement
FR2940247B1 (en) * 2008-12-19 2011-01-21 Snecma SYSTEM OF CONTRAROTATIVE PROPELLERS DRAWN BY AN EPICYCLOIDAL TRAIN PROVIDING A BALANCED TORQUE DISTRIBUTION BETWEEN THE TWO PROPELLERS
FR2946012B1 (en) 2009-05-29 2011-06-24 Snecma DEVICE FOR CONTROLLING THE ORIENTATION OF BLOWER BLADES OF A TURBOPROPULSEUR
FR2946011B1 (en) 2009-05-29 2013-01-11 Snecma MOBILE ROLLER DEVICE FOR CONTROLLING THE ORIENTATION OF BLOWER BLADES OF A TURBOPROPULSOR
GB0911100D0 (en) * 2009-06-29 2009-08-12 Rolls Royce Plc Propulsive fan system
FR2956854B1 (en) * 2010-03-01 2012-08-17 Snecma DEVICE FOR CONTROLLING THE ORIENTATION OF BLOWER BLADES OF A COUNTERPROOF TURBOPROPULSOR.
GB201012890D0 (en) * 2010-08-02 2010-09-15 Rolls Royce Plc Gas turbine engine
RU2482311C1 (en) * 2011-12-14 2013-05-20 Открытое акционерное общество "Авиадвигатель" Gas turbine engine with aft location of open propeller fan
ES2959679T3 (en) * 2015-04-03 2024-02-27 Turboden Spa Multistage turbine preferably for ORC organic Rankine cycle plants
US9771878B2 (en) * 2015-10-19 2017-09-26 General Electric Company Thrust scheduling method for variable pitch fan engines and turbo-shaft, turbo-propeller engines
FR3095670B1 (en) * 2019-04-30 2021-12-03 Safran Aircraft Engines Improved architecture of a contra-rotating turbine engine
CN113982781B (en) * 2021-08-18 2023-08-11 高阳 Multi-rotor impeller of air compressor and turbine multi-rotor full-contra-rotating aeroengine

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2505660A (en) * 1950-04-25 Augmentor fob jet propulsion hav
GB1084184A (en) *
GB1079264A (en) *
GB586560A (en) * 1942-01-21 1947-03-24 Joseph Stanley Hall Improvements in axial flow compressors and like machines
GB586570A (en) * 1943-03-18 1947-03-24 Karl Baumann Improvements in internal combustion turbine plant for propulsion
US2478206A (en) * 1944-02-24 1949-08-09 Westinghouse Electric Corp Multirotor gas turbine power plant with propeller
FR943203A (en) * 1945-06-28 1949-03-02 Vickers Electrical Co Ltd Improvements to internal combustion turbo-engines for propulsion
GB620721A (en) * 1945-10-13 1949-03-29 Svenska Turbinfab Ab Improvements in gas turbine unit for the propelling of aircraft and other vehicles
GB765915A (en) * 1952-05-06 1957-01-16 Alfred Buchi Turbo-propeller jet propulsion motors
GB774502A (en) * 1954-07-01 1957-05-08 Power Jets Res & Dev Ltd Gas turbine plant
DE1426835A1 (en) * 1964-06-27 1969-04-03 Maschf Augsburg Nuernberg Ag Process and arrangement for generating energy or for power consumption in counter-rotating turbines or machines
FR1520600A (en) * 1967-02-27 1968-04-12 Snecma Improvements to axial flow turbo-machines, and in particular to axial compressors with two nested counter-rotating rotors
US3861139A (en) * 1973-02-12 1975-01-21 Gen Electric Turbofan engine having counterrotating compressor and turbine elements and unique fan disposition
FR2321599A1 (en) * 1975-08-21 1977-03-18 Rolls Royce Fan drive for gas turbine - has first turbine rotor driving fan via reduction gear and second rotor driving it directly

Also Published As

Publication number Publication date
JPS59103947A (en) 1984-06-15
GB2129502A (en) 1984-05-16
DE3338456A1 (en) 1984-05-03
CA1233325A (en) 1988-03-01
SE8305993L (en) 1984-05-02
NL8303401A (en) 1984-06-01
GB8328398D0 (en) 1983-11-23
FR2535394B1 (en) 1992-04-30
GB2129502B (en) 1989-10-18
IT8323479A0 (en) 1983-10-27
SE8305993D0 (en) 1983-11-01
AU2014683A (en) 1984-05-10
JPH0351899B2 (en) 1991-08-08
AU594300B2 (en) 1990-03-08
FR2535394A1 (en) 1984-05-04

Similar Documents

Publication Publication Date Title
IT1171784B (en) COUNTER-ROTATION POWER TURBINE
IT1186132B (en) COUNTER-ROTATING POWER TURBINE
IT8421300A1 (en) QUICK RESPONSE POWER TURBINE
DK159286C (en) WIND TURBINE
DK136683A (en) WIND TURBINE
DK162359C (en) WIND TURBINE
DK285183A (en) WIND TURBINE
DK271283A (en) TURBINE PLANT
IT1208606B (en) COUNTER-ROTATION POWER TURBINE.
DK378985A (en) GENERATOR DEVICES
NO833186L (en) NACELLE
IT1138763B (en) REFINEMENTS IN A POWER GAS TURBINE
FR2533621B1 (en) THERMOSIPHON TYPE GENERATOR
AT380756B (en) TRIANGLE GENERATOR
DK5584A (en) TURBINE
AT381370B (en) WIND TURBINE
IT8449310A0 (en) MICROWAVE POWER COMBINATOR
DK165885C (en) WINDMILL
IT8632001V0 (en) POWER MULTIPLIER
IT8642504A0 (en) POWER MULTIPLIER
IT8442503A0 (en) POWER MULTIPLIER
IT8432003V0 (en) POWER MULTIPLIER
NO821125L (en) TURBINES
BR8307349A (en) TURBINE
SE8206876D0 (en) POWER PLANT

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19951026