EP3027866A4 - Lpc-strömungswegform mit gasturbinenmotorwellenlager - Google Patents

Lpc-strömungswegform mit gasturbinenmotorwellenlager Download PDF

Info

Publication number
EP3027866A4
EP3027866A4 EP14831790.2A EP14831790A EP3027866A4 EP 3027866 A4 EP3027866 A4 EP 3027866A4 EP 14831790 A EP14831790 A EP 14831790A EP 3027866 A4 EP3027866 A4 EP 3027866A4
Authority
EP
European Patent Office
Prior art keywords
lpc
gas turbine
turbine engine
shaft bearing
engine shaft
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.)
Withdrawn
Application number
EP14831790.2A
Other languages
English (en)
French (fr)
Other versions
EP3027866A1 (de
Inventor
Brian D. Merry
Gabriel L. Suciu
Lisa I. Brilliant
Becky E. Rose
Yuan Dong
Stanley J. Balamucki
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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
Priority claimed from US14/067,354 external-priority patent/US9038366B2/en
Application filed by United Technologies Corp filed Critical United Technologies Corp
Publication of EP3027866A1 publication Critical patent/EP3027866A1/de
Publication of EP3027866A4 publication Critical patent/EP3027866A4/de
Withdrawn legal-status Critical Current

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
    • F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
    • F02C9/16—Control of working fluid flow
    • F02C9/18—Control of working fluid flow by bleeding, bypassing or acting on variable working fluid interconnections between turbines or compressors or their stages
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/142—Shape, i.e. outer, aerodynamic form of the blades of successive rotor or stator blade-rows
    • F01D5/143—Contour of the outer or inner working fluid flow path wall, i.e. shroud or hub contour
    • 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
    • F02K3/075—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 controlling flow ratio between flows
    • 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
    • F04D19/028—Layout of fluid flow through the stages
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/545—Ducts
    • F04D29/547—Ducts having a special shape in order to influence fluid flow
    • 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
    • F05D2250/31—Arrangement of components according to the direction of their main axis or their axis of rotation
    • F05D2250/314—Arrangement of components according to the direction of their main axis or their axis of rotation the axes being inclined in relation to each other
    • 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
    • F05D2260/98—Lubrication
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP14831790.2A 2013-07-31 2014-06-19 Lpc-strömungswegform mit gasturbinenmotorwellenlager Withdrawn EP3027866A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201361860334P 2013-07-31 2013-07-31
US14/067,354 US9038366B2 (en) 2012-01-31 2013-10-30 LPC flowpath shape with gas turbine engine shaft bearing configuration
PCT/US2014/043184 WO2015017042A1 (en) 2013-07-31 2014-06-19 Lpc flowpath shape with gas turbine engine shaft bearing configuration

Publications (2)

Publication Number Publication Date
EP3027866A1 EP3027866A1 (de) 2016-06-08
EP3027866A4 true EP3027866A4 (de) 2017-04-26

Family

ID=52432315

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14831790.2A Withdrawn EP3027866A4 (de) 2013-07-31 2014-06-19 Lpc-strömungswegform mit gasturbinenmotorwellenlager

Country Status (2)

Country Link
EP (1) EP3027866A4 (de)
WO (1) WO2015017042A1 (de)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120195753A1 (en) * 2009-11-20 2012-08-02 Davis Todd A Gas turbine engine architecture with low pressure compressor hub between high and low rotor thrust bearings
US8402741B1 (en) * 2012-01-31 2013-03-26 United Technologies Corporation Gas turbine engine shaft bearing configuration
EP2584153A2 (de) * 2011-10-17 2013-04-24 United Technologies Corporation Aufbau des vorderen Gehäusekörpers einer Gasturbine und Verfahren zur Demontage eines Gehäusekörpers einer Gasturbine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5155993A (en) * 1990-04-09 1992-10-20 General Electric Company Apparatus for compressor air extraction
GB0411850D0 (en) * 2004-05-27 2004-06-30 Rolls Royce Plc Spacing arrangement
US7752836B2 (en) * 2005-10-19 2010-07-13 General Electric Company Gas turbine assembly and methods of assembling same
US8708863B2 (en) * 2006-08-15 2014-04-29 United Technologies Corporation Epicyclic gear train
US9957918B2 (en) * 2007-08-28 2018-05-01 United Technologies Corporation Gas turbine engine front architecture
US8511987B2 (en) * 2009-11-20 2013-08-20 United Technologies Corporation Engine bearing support
US20130192198A1 (en) * 2012-01-31 2013-08-01 Lisa I. Brilliant Compressor flowpath

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120195753A1 (en) * 2009-11-20 2012-08-02 Davis Todd A Gas turbine engine architecture with low pressure compressor hub between high and low rotor thrust bearings
EP2584153A2 (de) * 2011-10-17 2013-04-24 United Technologies Corporation Aufbau des vorderen Gehäusekörpers einer Gasturbine und Verfahren zur Demontage eines Gehäusekörpers einer Gasturbine
US8402741B1 (en) * 2012-01-31 2013-03-26 United Technologies Corporation Gas turbine engine shaft bearing configuration

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2015017042A1 *

Also Published As

Publication number Publication date
EP3027866A1 (de) 2016-06-08
WO2015017042A1 (en) 2015-02-05

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