CN1854486B - 对转式涡轮机引擎及其组装方法 - Google Patents

对转式涡轮机引擎及其组装方法 Download PDF

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Publication number
CN1854486B
CN1854486B CN200510097640XA CN200510097640A CN1854486B CN 1854486 B CN1854486 B CN 1854486B CN 200510097640X A CN200510097640X A CN 200510097640XA CN 200510097640 A CN200510097640 A CN 200510097640A CN 1854486 B CN1854486 B CN 1854486B
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CN
China
Prior art keywords
foil bearing
rotor
external rotor
pressure turbine
foil
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
CN200510097640XA
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English (en)
Chinese (zh)
Other versions
CN1854486A (zh
Inventor
J·F·塞达
T·O·莫尼茨
L·布特勒
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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 CN1854486A publication Critical patent/CN1854486A/zh
Application granted granted Critical
Publication of CN1854486B publication Critical patent/CN1854486B/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
    • F16C17/024—Sliding-contact bearings for exclusively rotary movement for radial load only with flexible leaves to create hydrodynamic wedge, e.g. radial foil bearings
    • 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
    • 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
    • F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
    • 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
    • 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
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/12—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load
    • F16C17/18—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load with floating brasses or brushing, rotatable at a reduced speed
    • 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
    • F05D2240/00—Components
    • F05D2240/50—Bearings
    • F05D2240/53—Hydrodynamic or hydrostatic bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/23—Gas turbine engines

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Support Of The Bearing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CN200510097640XA 2004-10-29 2005-08-29 对转式涡轮机引擎及其组装方法 Expired - Fee Related CN1854486B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/976,496 US7195446B2 (en) 2004-10-29 2004-10-29 Counter-rotating turbine engine and method of assembling same
US10/976496 2004-10-29

Publications (2)

Publication Number Publication Date
CN1854486A CN1854486A (zh) 2006-11-01
CN1854486B true CN1854486B (zh) 2011-08-24

Family

ID=35033621

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200510097640XA Expired - Fee Related CN1854486B (zh) 2004-10-29 2005-08-29 对转式涡轮机引擎及其组装方法

Country Status (5)

Country Link
US (1) US7195446B2 (enExample)
EP (1) EP1655475B1 (enExample)
JP (1) JP4693551B2 (enExample)
CN (1) CN1854486B (enExample)
DE (1) DE602005003759T2 (enExample)

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US10190436B2 (en) * 2016-11-02 2019-01-29 Jay HASKIN Power transmission system for turbine, a turbocharger, a compressor, or a pump
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US10801442B2 (en) 2017-02-08 2020-10-13 General Electric Company Counter rotating turbine with reversing reduction gear assembly
US10876407B2 (en) * 2017-02-16 2020-12-29 General Electric Company Thermal structure for outer diameter mounted turbine blades
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US10294821B2 (en) * 2017-04-12 2019-05-21 General Electric Company Interturbine frame for gas turbine engine
CN106988882B (zh) * 2017-04-13 2019-03-01 深圳福世达动力科技有限公司 双级对转燃气轮机
US10605168B2 (en) 2017-05-25 2020-03-31 General Electric Company Interdigitated turbine engine air bearing cooling structure and method of thermal management
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US10718265B2 (en) 2017-05-25 2020-07-21 General Electric Company Interdigitated turbine engine air bearing and method of operation
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
US10458267B2 (en) * 2017-09-20 2019-10-29 General Electric Company Seal assembly for counter rotating turbine assembly
US10781717B2 (en) 2017-09-20 2020-09-22 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
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US10480322B2 (en) 2018-01-12 2019-11-19 General Electric Company Turbine engine with annular cavity
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US11073088B2 (en) 2019-02-20 2021-07-27 General Electric Company Gearbox mounting in a turbomachine
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Also Published As

Publication number Publication date
EP1655475A1 (en) 2006-05-10
DE602005003759D1 (de) 2008-01-24
JP4693551B2 (ja) 2011-06-01
CN1854486A (zh) 2006-11-01
US7195446B2 (en) 2007-03-27
DE602005003759T2 (de) 2008-12-04
US20060093466A1 (en) 2006-05-04
EP1655475B1 (en) 2007-12-12
JP2006125387A (ja) 2006-05-18

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