SG11201405074TA - Counter-rotating low pressure turbine without turbine exhaust case - Google Patents
Counter-rotating low pressure turbine without turbine exhaust caseInfo
- Publication number
- SG11201405074TA SG11201405074TA SG11201405074TA SG11201405074TA SG11201405074TA SG 11201405074T A SG11201405074T A SG 11201405074TA SG 11201405074T A SG11201405074T A SG 11201405074TA SG 11201405074T A SG11201405074T A SG 11201405074TA SG 11201405074T A SG11201405074T A SG 11201405074TA
- Authority
- SG
- Singapore
- Prior art keywords
- turbine
- counter
- low pressure
- exhaust case
- rotating low
- Prior art date
Links
Classifications
-
- 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
- F02C3/107—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor with two or more rotors connected by power transmission
-
- 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
- F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
- F01D1/24—Non-positive-displacement machines or engines, e.g. steam turbines characterised by counter-rotating rotors subjected to same working fluid stream without intermediate stator blades or the like
- F01D1/26—Non-positive-displacement machines or engines, e.g. steam turbines characterised by counter-rotating rotors subjected to same working fluid stream without intermediate stator blades or the like traversed by the working-fluid substantially axially
-
- 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
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/30—Exhaust heads, chambers, or the like
-
- 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
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/36—Power transmission arrangements between the different shafts of the gas turbine plant, or between the gas-turbine plant and the power user
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
- F02K1/78—Other construction of jet pipes
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/30—Arrangement of components
- F05D2250/36—Arrangement of components in inner-outer relationship, e.g. shaft-bearing arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/40—Movement of components
- F05D2250/44—Movement of components by counter rotation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/40—Transmission of power
- F05D2260/403—Transmission of power through the shape of the drive components
- F05D2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
- F05D2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclical, planetary or differential type
-
- 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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Retarders (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Supercharger (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/408,250 US9194290B2 (en) | 2012-02-29 | 2012-02-29 | Counter-rotating low pressure turbine without turbine exhaust case |
PCT/US2013/025742 WO2013165513A2 (en) | 2012-02-29 | 2013-02-12 | Counter-rotating low pressure turbine without turbine exhaust case |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11201405074TA true SG11201405074TA (en) | 2014-10-30 |
Family
ID=49001327
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11201405074TA SG11201405074TA (en) | 2012-02-29 | 2013-02-12 | Counter-rotating low pressure turbine without turbine exhaust case |
Country Status (4)
Country | Link |
---|---|
US (2) | US9194290B2 (en) |
EP (1) | EP2820281B1 (en) |
SG (1) | SG11201405074TA (en) |
WO (1) | WO2013165513A2 (en) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US10100653B2 (en) | 2015-10-08 | 2018-10-16 | General Electric Company | Variable pitch fan blade retention system |
US10385774B2 (en) * | 2016-09-19 | 2019-08-20 | United Technologies Corporation | Split compressor turbine engine |
US11105200B2 (en) | 2017-07-13 | 2021-08-31 | General Electric Company | Counter rotating power turbine with reduction gearbox |
US10823000B2 (en) | 2017-09-20 | 2020-11-03 | General Electric Company | Turbomachine with alternatingly spaced turbine rotor blades |
US10738617B2 (en) | 2017-09-20 | 2020-08-11 | General Electric Company | Turbomachine with alternatingly spaced turbine rotor blades |
US10781717B2 (en) | 2017-09-20 | 2020-09-22 | General Electric Company | Turbomachine with alternatingly spaced turbine rotor blades |
US10508546B2 (en) | 2017-09-20 | 2019-12-17 | General Electric Company | Turbomachine with alternatingly spaced turbine rotor blades |
US11098592B2 (en) | 2017-09-20 | 2021-08-24 | General Electric Company | Turbomachine with alternatingly spaced turbine rotor blades |
US10914194B2 (en) * | 2017-09-20 | 2021-02-09 | General Electric Company | Turbomachine with alternatingly spaced turbine rotor blades |
US10823001B2 (en) | 2017-09-20 | 2020-11-03 | General Electric Company | Turbomachine with alternatingly spaced turbine rotor blades |
US10480322B2 (en) * | 2018-01-12 | 2019-11-19 | General Electric Company | Turbine engine with annular cavity |
US11118535B2 (en) | 2019-03-05 | 2021-09-14 | General Electric Company | Reversing gear assembly for a turbo machine |
US11428160B2 (en) | 2020-12-31 | 2022-08-30 | General Electric Company | Gas turbine engine with interdigitated turbine and gear assembly |
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 |
Family Cites Families (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2702985A (en) * | 1944-01-31 | 1955-03-01 | Power Jets Res & Dev Ltd | Gas turbine power plant with power take-off from rotatable guide blading |
DE1003514B (en) * | 1953-11-16 | 1957-02-28 | Werner Opitz Dipl Ing | Combustion turbine |
US4817382A (en) | 1985-12-31 | 1989-04-04 | The Boeing Company | Turboprop propulsion apparatus |
DE3812027A1 (en) | 1988-04-11 | 1989-10-26 | Mtu Muenchen Gmbh | PROPFAN TURBO 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 |
DE3933776A1 (en) * | 1989-10-10 | 1991-04-18 | Mtu Muenchen Gmbh | Prop-fan aircraft engine with contra-rotating fan rotors - has epicyclic gear train to connect turbines to fan rotors |
US5307622A (en) | 1993-08-02 | 1994-05-03 | General Electric Company | Counterrotating turbine support assembly |
DE19828562B4 (en) | 1998-06-26 | 2005-09-08 | Mtu Aero Engines Gmbh | Engine with counter-rotating rotors |
US6619030B1 (en) | 2002-03-01 | 2003-09-16 | General Electric Company | Aircraft engine with inter-turbine engine frame supported counter rotating low pressure turbine rotors |
US6684626B1 (en) | 2002-07-30 | 2004-02-03 | General Electric Company | Aircraft gas turbine engine with control vanes for counter rotating low pressure turbines |
US6763653B2 (en) | 2002-09-24 | 2004-07-20 | General Electric Company | Counter rotating fan aircraft gas turbine engine with aft booster |
US6763652B2 (en) | 2002-09-24 | 2004-07-20 | General Electric Company | Variable torque split aircraft gas turbine engine counter rotating low pressure turbines |
US6763654B2 (en) | 2002-09-30 | 2004-07-20 | General Electric Co. | Aircraft gas turbine engine having variable torque split counter rotating low pressure turbines and booster aft of counter rotating fans |
GB2408072A (en) * | 2003-11-15 | 2005-05-18 | Rolls Royce Plc | Contra rotatable turbine system |
GB0406174D0 (en) | 2004-03-19 | 2004-04-21 | Rolls Royce Plc | Turbine engine arrangement |
US7269938B2 (en) | 2004-10-29 | 2007-09-18 | General Electric Company | Counter-rotating gas turbine engine and method of assembling same |
US7186073B2 (en) | 2004-10-29 | 2007-03-06 | General Electric Company | Counter-rotating gas turbine engine and method of assembling same |
US7334981B2 (en) * | 2004-10-29 | 2008-02-26 | General Electric Company | Counter-rotating gas turbine engine and method of assembling same |
US7604374B2 (en) | 2005-01-28 | 2009-10-20 | Motorcar Parts Of America, Inc. | Illuminated alternator and method of operation |
US7490461B2 (en) | 2005-10-19 | 2009-02-17 | General Electric Company | Gas turbine engine assembly and methods of assembling same |
US7493754B2 (en) | 2005-10-19 | 2009-02-24 | General Electric Company | Gas turbine engine assembly and methods of assembling same |
US7726113B2 (en) | 2005-10-19 | 2010-06-01 | General Electric Company | Gas turbine engine assembly and methods of assembling same |
US7950220B2 (en) | 2006-06-19 | 2011-05-31 | United Technologies Corporation | Turbine engine compressor |
US7926259B2 (en) | 2006-10-31 | 2011-04-19 | General Electric Company | Turbofan engine assembly and method of assembling same |
US7841165B2 (en) | 2006-10-31 | 2010-11-30 | General Electric Company | Gas turbine engine assembly and methods of assembling same |
US7716914B2 (en) | 2006-12-21 | 2010-05-18 | General Electric Company | Turbofan engine assembly and method of assembling same |
US8015798B2 (en) * | 2007-12-13 | 2011-09-13 | United Technologies Corporation | Geared counter-rotating gas turbofan engine |
US8292570B2 (en) * | 2008-01-25 | 2012-10-23 | United Technologies Corporation | Low pressure turbine with counter-rotating drives for single spool |
US8191352B2 (en) | 2008-12-19 | 2012-06-05 | General Electric Company | Geared differential speed counter-rotatable low pressure turbine |
US8517672B2 (en) | 2010-02-23 | 2013-08-27 | General Electric Company | Epicyclic gearbox |
-
2012
- 2012-02-29 US US13/408,250 patent/US9194290B2/en active Active
-
2013
- 2013-02-12 WO PCT/US2013/025742 patent/WO2013165513A2/en active Application Filing
- 2013-02-12 SG SG11201405074TA patent/SG11201405074TA/en unknown
- 2013-02-12 EP EP13784795.0A patent/EP2820281B1/en active Active
-
2015
- 2015-10-20 US US14/887,433 patent/US10190497B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP2820281A4 (en) | 2015-11-04 |
EP2820281B1 (en) | 2019-11-13 |
US20160040594A1 (en) | 2016-02-11 |
EP2820281A2 (en) | 2015-01-07 |
US10190497B2 (en) | 2019-01-29 |
US20130219860A1 (en) | 2013-08-29 |
WO2013165513A2 (en) | 2013-11-07 |
WO2013165513A3 (en) | 2014-01-03 |
US9194290B2 (en) | 2015-11-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SG11201405074TA (en) | Counter-rotating low pressure turbine without turbine exhaust case | |
GB201223193D0 (en) | Turbine blade | |
EP2825744A4 (en) | Turbo assist | |
GB201221260D0 (en) | Turbine | |
GB2521575B (en) | Turbomachine casing | |
SG10201607007XA (en) | Counter-rotating low pressure turbine with gear system mounted to turbine exhaust case | |
SG11201405076VA (en) | Counter-rotating low pressure turbine with gear system mounted to turbine exhaust case | |
EP2938845A4 (en) | Turbine exhaust case architecture | |
EP2861847A4 (en) | High durability turbine exhaust case | |
EP2821617A4 (en) | Turbine rotor | |
EP2889456A4 (en) | Axial-flow exhaust turbine | |
GB201200542D0 (en) | Turbomachine shaft sealing arrangement | |
EP2896787A4 (en) | Gas turbine | |
EP2839132A4 (en) | Turbocharger turbine booster | |
ZA201409109B (en) | Turbine arrangement | |
EP2910754A4 (en) | Gas engine | |
EP2852736A4 (en) | Airfoil mateface sealing | |
GB2515947B (en) | Gas-turbine engine | |
EP2900941A4 (en) | Combined high pressure turbine case and turbine intermediate case | |
EP2882938A4 (en) | Turbine assembly | |
EP2921646A4 (en) | Turbine blade | |
GB2509082B (en) | Turbine Blade | |
HUE063742T2 (en) | Turbine | |
EP2821622A4 (en) | Gas turbine engine | |
EP2865879A4 (en) | Vane linking portion structure, and jet engine using same |