CA2516752C - Counter-rotating turbine engine and method of assembling same - Google Patents

Counter-rotating turbine engine and method of assembling same Download PDF

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Publication number
CA2516752C
CA2516752C CA2516752A CA2516752A CA2516752C CA 2516752 C CA2516752 C CA 2516752C CA 2516752 A CA2516752 A CA 2516752A CA 2516752 A CA2516752 A CA 2516752A CA 2516752 C CA2516752 C CA 2516752C
Authority
CA
Canada
Prior art keywords
shaft
fan assembly
gas turbine
turbine engine
assembly
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 - Fee Related
Application number
CA2516752A
Other languages
English (en)
French (fr)
Other versions
CA2516752A1 (en
Inventor
Thomas O. Moniz
Jorge F. Seda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of CA2516752A1 publication Critical patent/CA2516752A1/en
Application granted granted Critical
Publication of CA2516752C publication Critical patent/CA2516752C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/06—Lubrication
    • F04D29/063—Lubrication specially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • 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
    • 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
    • F01D25/18—Lubricating arrangements
    • 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
    • F01D25/18—Lubricating arrangements
    • F01D25/20—Lubricating arrangements using lubrication pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/06—Lubrication
    • 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
    • F05D2250/20—Three-dimensional
    • F05D2250/23—Three-dimensional prismatic
    • F05D2250/232—Three-dimensional prismatic conical

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Rolling Contact Bearings (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CA2516752A 2004-10-29 2005-08-18 Counter-rotating turbine engine and method of assembling same Expired - Fee Related CA2516752C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/976,523 2004-10-29
US10/976,523 US7458202B2 (en) 2004-10-29 2004-10-29 Lubrication system for a counter-rotating turbine engine and method of assembling same

Publications (2)

Publication Number Publication Date
CA2516752A1 CA2516752A1 (en) 2006-04-29
CA2516752C true CA2516752C (en) 2014-01-07

Family

ID=34976516

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2516752A Expired - Fee Related CA2516752C (en) 2004-10-29 2005-08-18 Counter-rotating turbine engine and method of assembling same

Country Status (5)

Country Link
US (1) US7458202B2 (enExample)
JP (1) JP4860963B2 (enExample)
CA (1) CA2516752C (enExample)
FR (1) FR2877407B1 (enExample)
GB (1) GB2419639B (enExample)

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US7694505B2 (en) * 2006-07-31 2010-04-13 General Electric Company Gas turbine engine assembly and method of assembling same
FR2918120B1 (fr) * 2007-06-28 2009-10-02 Snecma Sa Turbomachine a double soufflante
FR2927366B1 (fr) * 2008-02-13 2013-07-05 Snecma Dispositif de recuperation d'huile.
US8534074B2 (en) * 2008-05-13 2013-09-17 Rolls-Royce Corporation Dual clutch arrangement and method
US8128021B2 (en) 2008-06-02 2012-03-06 United Technologies Corporation Engine mount system for a turbofan gas turbine engine
US20140174056A1 (en) 2008-06-02 2014-06-26 United Technologies Corporation Gas turbine engine with low stage count low pressure turbine
US20100005810A1 (en) * 2008-07-11 2010-01-14 Rob Jarrell Power transmission among shafts in a turbine engine
US8092093B2 (en) * 2008-07-31 2012-01-10 General Electric Company Dynamic impeller oil seal
US8480527B2 (en) * 2008-08-27 2013-07-09 Rolls-Royce Corporation Gearing arrangement
US8021267B2 (en) * 2008-12-11 2011-09-20 Rolls-Royce Corporation Coupling assembly
US8075438B2 (en) * 2008-12-11 2011-12-13 Rolls-Royce Corporation Apparatus and method for transmitting a rotary input into counter-rotating outputs
US9239012B2 (en) 2011-06-08 2016-01-19 United Technologies Corporation Flexible support structure for a geared architecture gas turbine engine
US9631558B2 (en) 2012-01-03 2017-04-25 United Technologies Corporation Geared architecture for high speed and small volume fan drive turbine
US9523422B2 (en) 2011-06-08 2016-12-20 United Technologies Corporation Flexible support structure for a geared architecture gas turbine engine
US10287914B2 (en) 2012-01-31 2019-05-14 United Technologies Corporation Gas turbine engine with high speed low pressure turbine section and bearing support features
US10125693B2 (en) 2012-04-02 2018-11-13 United Technologies Corporation Geared turbofan engine with power density range
US8572943B1 (en) 2012-05-31 2013-11-05 United Technologies Corporation Fundamental gear system architecture
US8756908B2 (en) 2012-05-31 2014-06-24 United Technologies Corporation Fundamental gear system architecture
US20150308351A1 (en) 2012-05-31 2015-10-29 United Technologies Corporation Fundamental gear system architecture
US9410427B2 (en) * 2012-06-05 2016-08-09 United Technologies Corporation Compressor power and torque transmitting hub
FR2992679A1 (fr) * 2012-06-28 2014-01-03 Snecma Tourillon de turbomachine comportant une couronne de recuperation d'un flux d'huile de lubrification avec une pluralite d'orifices d'evacuation d'huile de lubrification
WO2015094539A1 (en) * 2013-12-16 2015-06-25 United Technologies Corporation Transfer bearing for geared turbofan
US9932858B2 (en) * 2015-07-27 2018-04-03 General Electric Company Gas turbine engine frame assembly
US10060290B2 (en) 2015-12-30 2018-08-28 General Electric Company Method and system for centrifugal pump
EP3450722B1 (en) 2017-08-31 2024-02-14 General Electric Company Air delivery system for a gas turbine engine
IT201800006394A1 (it) * 2018-06-18 2019-12-18 Sistema di spurgo per cassa cuscino
US11021970B2 (en) 2019-02-20 2021-06-01 General Electric Company Turbomachine with alternatingly spaced rotor blades
US11085515B2 (en) 2019-02-20 2021-08-10 General Electric Company Gearbox coupling in a turbomachine
US11753939B2 (en) 2019-02-20 2023-09-12 General Electric Company Turbomachine with alternatingly spaced rotor blades
US11073088B2 (en) 2019-02-20 2021-07-27 General Electric Company Gearbox mounting in a turbomachine
US11156097B2 (en) 2019-02-20 2021-10-26 General Electric Company Turbomachine having an airflow management assembly
FR3104206B1 (fr) * 2019-12-10 2021-11-26 Safran Aircraft Engines Enceinte de lubrification pour une turbomachine d’aeronef
FR3104205B1 (fr) * 2019-12-10 2021-11-19 Safran Aircraft Engines Pressurisation d’enceintes de lubrification dans une turbomachine a turbine contrarotative
FR3107561B1 (fr) * 2020-02-20 2022-02-18 Safran Aircraft Engines Optimisation de la pressurisation d’une enceinte de palier de turbomachine

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US7296398B2 (en) * 2004-10-29 2007-11-20 General Electric Company Counter-rotating turbine engine and method of assembling same
US7269938B2 (en) * 2004-10-29 2007-09-18 General Electric Company Counter-rotating gas turbine engine and method of assembling same
US7726113B2 (en) * 2005-10-19 2010-06-01 General Electric Company Gas turbine engine assembly and methods of assembling same
US7574854B2 (en) * 2006-01-06 2009-08-18 General Electric Company Gas turbine engine assembly and methods of assembling same

Also Published As

Publication number Publication date
US20060090449A1 (en) 2006-05-04
GB0515220D0 (en) 2005-08-31
GB2419639A (en) 2006-05-03
GB2419639B (en) 2009-09-02
JP2006125386A (ja) 2006-05-18
JP4860963B2 (ja) 2012-01-25
CA2516752A1 (en) 2006-04-29
FR2877407A1 (fr) 2006-05-05
US7458202B2 (en) 2008-12-02
FR2877407B1 (fr) 2015-10-23

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Effective date: 20170818