CA1233325A - Counter rotation power turbine - Google Patents
Counter rotation power turbineInfo
- Publication number
- CA1233325A CA1233325A CA000438676A CA438676A CA1233325A CA 1233325 A CA1233325 A CA 1233325A CA 000438676 A CA000438676 A CA 000438676A CA 438676 A CA438676 A CA 438676A CA 1233325 A CA1233325 A CA 1233325A
- Authority
- CA
- Canada
- Prior art keywords
- turbine
- rotor
- blade rows
- power
- engine
- 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
Links
- 239000007789 gas Substances 0.000 claims abstract description 93
- 239000000567 combustion gas Substances 0.000 claims abstract description 38
- RLQJEEJISHYWON-UHFFFAOYSA-N flonicamid Chemical compound FC(F)(F)C1=CC=NC=C1C(=O)NCC#N RLQJEEJISHYWON-UHFFFAOYSA-N 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 description 17
- 239000000446 fuel Substances 0.000 description 5
- 230000032258 transport Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000005465 channeling Effects 0.000 description 2
- IBKPGNYXUIJNEK-UHFFFAOYSA-N 3,3-bis(4-chlorophenyl)cyclopentan-1-amine;hydrochloride Chemical compound Cl.C1C(N)CCC1(C=1C=CC(Cl)=CC=1)C1=CC=C(Cl)C=C1 IBKPGNYXUIJNEK-UHFFFAOYSA-N 0.000 description 1
- 241000282320 Panthera leo Species 0.000 description 1
- 230000003190 augmentative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US43792382A | 1982-11-01 | 1982-11-01 | |
US437,923 | 1982-11-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1233325A true CA1233325A (en) | 1988-03-01 |
Family
ID=23738483
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000438676A Expired CA1233325A (en) | 1982-11-01 | 1983-10-07 | Counter rotation power turbine |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS59103947A (de) |
AU (1) | AU594300B2 (de) |
CA (1) | CA1233325A (de) |
DE (1) | DE3338456A1 (de) |
FR (1) | FR2535394B1 (de) |
GB (1) | GB2129502B (de) |
IT (1) | IT1171784B (de) |
NL (1) | NL8303401A (de) |
SE (1) | SE8305993L (de) |
Families Citing this family (55)
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 (sv) * | 1984-11-29 | 1988-09-05 | Volvo Penta Ab | Rotorsystem, foretredesvis batpropellersystem |
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 |
GB2192237B (en) * | 1986-07-02 | 1990-05-16 | Rolls Royce Plc | Gas turbine engine power turbine |
GB2192238B (en) * | 1986-07-02 | 1990-05-23 | Rolls Royce Plc | Gas turbine engine power turbine |
GB2194292A (en) * | 1986-08-29 | 1988-03-02 | Gen Electric | High bypass ratio counterrotating turbofan engine |
US4860537A (en) * | 1986-08-29 | 1989-08-29 | Brandt, Inc. | High bypass ratio counterrotating gearless front fan engine |
GB2194593B (en) * | 1986-08-29 | 1991-05-15 | Gen Electric | High bypass ratio, counter rotating gearless front fan engine |
US4772180A (en) * | 1986-08-29 | 1988-09-20 | General Electric Company | Aircraft thrust control |
US4790133A (en) * | 1986-08-29 | 1988-12-13 | General Electric Company | High bypass ratio counterrotating turbofan engine |
US4772179A (en) * | 1986-08-29 | 1988-09-20 | General Electric Company | Aircraft thrust control |
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 (fr) * | 1986-10-29 | 1988-05-06 | Snecma | Moteur de propulsion a turbines de travail contrarotatives |
GB2207191B (en) * | 1987-07-06 | 1992-03-04 | Gen Electric | Gas turbine engine |
DE3734624A1 (de) * | 1987-10-13 | 1989-05-03 | Kastens Karl | Propellergeblaese |
EP0317686A1 (de) * | 1987-11-24 | 1989-05-31 | MANNESMANN Aktiengesellschaft | Einrichtung für die Datenverarbeitung mittels magnetischen informationsträgern |
DE3812027A1 (de) * | 1988-04-11 | 1989-10-26 | Mtu Muenchen Gmbh | Propfan-turbotriebwerk |
GB2218747B (en) * | 1988-05-20 | 1993-01-27 | Gen Electric | Propeller/fan pitch feathering apparatus |
DE3917970A1 (de) * | 1988-06-17 | 1989-12-21 | Gen Electric | An der tragflaeche befestigtes, mantelloses geblaesetriebwerk |
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 (fr) † | 2007-06-28 | 2009-10-02 | Snecma Sa | Turbomachine a double soufflante |
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 (de) | 2008-03-11 | 2009-09-17 | Rolls-Royce Deutschland Ltd & Co Kg | Strömungsarbeitsmaschine mit mehrstromiger Rotoranordnung |
FR2937678B1 (fr) * | 2008-10-23 | 2013-11-22 | Snecma | Dispositif de commande de l'orientation des pales de soufflante d'un turbopropulseur |
GB0821684D0 (en) * | 2008-11-28 | 2008-12-31 | Rolls Royce Plc | Aeroengine starter/generator arrangement |
FR2940247B1 (fr) * | 2008-12-19 | 2011-01-21 | Snecma | Systeme d'helices contrarotatives entrainees par un train epicycloidal offrant une repartition de couple equilibree entre les deux helices |
FR2946012B1 (fr) | 2009-05-29 | 2011-06-24 | Snecma | Dispositif pour la commande de l'orientation des pales de soufflante d'un turbopropulseur |
FR2946011B1 (fr) | 2009-05-29 | 2013-01-11 | Snecma | Dispositif a verin mobile pour la commande de l'orientation des pales de soufflante d'un turbopropulseur |
GB0911100D0 (en) * | 2009-06-29 | 2009-08-12 | Rolls Royce Plc | Propulsive fan system |
FR2956854B1 (fr) | 2010-03-01 | 2012-08-17 | Snecma | Dispositif de commande de l'orientation des pales de soufflante d'un turbopropulseur par contrepoids. |
GB201012890D0 (en) * | 2010-08-02 | 2010-09-15 | Rolls Royce Plc | Gas turbine engine |
RU2482311C1 (ru) * | 2011-12-14 | 2013-05-20 | Открытое акционерное общество "Авиадвигатель" | Газотурбинный двигатель с задним расположением открытого винтовентилятора |
ES2959679T3 (es) * | 2015-04-03 | 2024-02-27 | Turboden Spa | Turbina multietapa preferiblemente para plantas de ciclo Rankine orgánico ORC |
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 (fr) * | 2019-04-30 | 2021-12-03 | Safran Aircraft Engines | Architecture améliorée de turbomachine à turbine contrarotative |
CN113982781B (zh) * | 2021-08-18 | 2023-08-11 | 高阳 | 一种压气机多转子叶轮和涡轮多转子全对转航空发动机 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2505660A (en) * | 1950-04-25 | Augmentor fob jet propulsion hav | ||
GB1084184A (de) * | ||||
GB1079264A (de) * | ||||
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 (fr) * | 1945-06-28 | 1949-03-02 | Vickers Electrical Co Ltd | Perfectionnements aux turbo-moteurs à combustion interne destinés à la 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 (de) * | 1964-06-27 | 1969-04-03 | Maschf Augsburg Nuernberg Ag | Verfahren und Anordnung zur Energieerzeugung bzw. zur Leistungsaufnahme in gegenlaeufigen Turbinen bzw. Arbeitsmaschinen |
FR1520600A (fr) * | 1967-02-27 | 1968-04-12 | Snecma | Perfectionnements aux turbo-machines à flux axial, et en particulier aux compresseurs axiaux à deux rotors imbriqués contrarotatifs |
US3861139A (en) * | 1973-02-12 | 1975-01-21 | Gen Electric | Turbofan engine having counterrotating compressor and turbine elements and unique fan disposition |
FR2321599A1 (fr) * | 1975-08-21 | 1977-03-18 | Rolls Royce | Mecanisme d'entrainement de soufflante de moteur a turbine a gaz |
-
1983
- 1983-10-04 NL NL8303401A patent/NL8303401A/nl not_active Application Discontinuation
- 1983-10-07 CA CA000438676A patent/CA1233325A/en not_active Expired
- 1983-10-13 AU AU20146/83A patent/AU594300B2/en not_active Ceased
- 1983-10-22 DE DE19833338456 patent/DE3338456A1/de not_active Withdrawn
- 1983-10-24 GB GB8328398A patent/GB2129502B/en not_active Expired
- 1983-10-27 IT IT23479/83A patent/IT1171784B/it active
- 1983-10-28 FR FR838317250A patent/FR2535394B1/fr not_active Expired - Fee Related
- 1983-11-01 SE SE8305993A patent/SE8305993L/xx not_active Application Discontinuation
- 1983-11-01 JP JP58203763A patent/JPS59103947A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
SE8305993D0 (sv) | 1983-11-01 |
FR2535394A1 (fr) | 1984-05-04 |
IT1171784B (it) | 1987-06-10 |
NL8303401A (nl) | 1984-06-01 |
SE8305993L (sv) | 1984-05-02 |
GB2129502A (en) | 1984-05-16 |
JPH0351899B2 (de) | 1991-08-08 |
GB2129502B (en) | 1989-10-18 |
JPS59103947A (ja) | 1984-06-15 |
FR2535394B1 (fr) | 1992-04-30 |
IT8323479A0 (it) | 1983-10-27 |
DE3338456A1 (de) | 1984-05-03 |
AU2014683A (en) | 1984-05-10 |
GB8328398D0 (en) | 1983-11-23 |
AU594300B2 (en) | 1990-03-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |