CN104619955B - 用于燃气涡轮发动机的低半径比风扇 - Google Patents

用于燃气涡轮发动机的低半径比风扇 Download PDF

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Publication number
CN104619955B
CN104619955B CN201380047083.3A CN201380047083A CN104619955B CN 104619955 B CN104619955 B CN 104619955B CN 201380047083 A CN201380047083 A CN 201380047083A CN 104619955 B CN104619955 B CN 104619955B
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CN
China
Prior art keywords
shoulder
fan blade
thumbpiece
dovetails
rotor 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.)
Active
Application number
CN201380047083.3A
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English (en)
Chinese (zh)
Other versions
CN104619955A (zh
Inventor
J.O.兰博伊
N.J.克雷
G.A.保利
Q.李
D.A.威尔金
T.W.戴维斯
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 CN104619955A publication Critical patent/CN104619955A/zh
Application granted granted Critical
Publication of CN104619955B publication Critical patent/CN104619955B/zh
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Anticipated expiration legal-status Critical

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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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • F04D29/324—Blades
    • 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/005—Sealing means between non relatively rotating elements
    • F01D11/006—Sealing the gap between rotor blades or blades and rotor
    • F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms
    • 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
    • F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
    • 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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
    • F04D29/329—Details of the hub
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • F05D2220/321—Application in turbines in gas turbines for a special turbine stage
    • F05D2220/3216—Application in turbines in gas turbines for a special turbine stage for a special compressor stage
    • F05D2220/3217—Application in turbines in gas turbines for a special turbine stage for a special compressor stage for the first stage of a compressor or a low pressure compressor
    • 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
    • F05D2240/80—Platforms for stationary or moving blades
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
    • F05D2300/603—Composites; e.g. fibre-reinforced
    • 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)
  • Architecture (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CN201380047083.3A 2012-09-10 2013-09-09 用于燃气涡轮发动机的低半径比风扇 Active CN104619955B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/608,754 US9239062B2 (en) 2012-09-10 2012-09-10 Low radius ratio fan for a gas turbine engine
US13/608754 2012-09-10
PCT/US2013/058771 WO2014039974A1 (en) 2012-09-10 2013-09-09 Low radius ratio fan for a gas turbine engine

Publications (2)

Publication Number Publication Date
CN104619955A CN104619955A (zh) 2015-05-13
CN104619955B true CN104619955B (zh) 2016-10-19

Family

ID=49237640

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201380047083.3A Active CN104619955B (zh) 2012-09-10 2013-09-09 用于燃气涡轮发动机的低半径比风扇

Country Status (7)

Country Link
US (1) US9239062B2 (enExample)
EP (1) EP2900926A1 (enExample)
JP (1) JP2015528540A (enExample)
CN (1) CN104619955B (enExample)
BR (1) BR112015005209A2 (enExample)
CA (1) CA2883859A1 (enExample)
WO (1) WO2014039974A1 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9745851B2 (en) 2015-01-15 2017-08-29 General Electric Company Metal leading edge on composite blade airfoil and shank
JP6731421B2 (ja) * 2015-06-08 2020-08-05 レイボルド ゲーエムベーハー 真空ポンプロータ
FR3045709B1 (fr) * 2015-12-21 2020-01-17 Safran Aircraft Engines Aube de soufflante
US10458425B2 (en) 2016-06-02 2019-10-29 General Electric Company Conical load spreader for composite bolted joint
US10570917B2 (en) * 2016-08-01 2020-02-25 United Technologies Corporation Fan blade with composite cover
US11231043B2 (en) 2018-02-21 2022-01-25 General Electric Company Gas turbine engine with ultra high pressure compressor
US10823191B2 (en) 2018-03-15 2020-11-03 General Electric Company Gas turbine engine arrangement with ultra high pressure compressor
US10767498B2 (en) 2018-04-03 2020-09-08 Rolls-Royce High Temperature Composites Inc. Turbine disk with pinned platforms
US10577961B2 (en) 2018-04-23 2020-03-03 Rolls-Royce High Temperature Composites Inc. Turbine disk with blade supported platforms
US10890081B2 (en) 2018-04-23 2021-01-12 Rolls-Royce Corporation Turbine disk with platforms coupled to disk
GB201810887D0 (en) * 2018-07-03 2018-08-15 Rolls Royce Plc Gas turbine engine fan arrangement
US20200318486A1 (en) * 2019-04-04 2020-10-08 General Electric Company Monolithic Composite Blade and Platform
US11834964B2 (en) * 2021-11-24 2023-12-05 General Electric Company Low radius ratio fan blade for a gas turbine engine
US20250347292A1 (en) * 2023-02-17 2025-11-13 General Electric Company Turbomachinery engines with high-speed low-pressure turbines

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1085172A2 (en) * 1999-09-17 2001-03-21 General Electric Company Composite blade root attachment
EP2108785A2 (en) * 2008-04-11 2009-10-14 United Technologies Corporation Turbine blade and vane assembly with a ceramic platform
CN101782000A (zh) * 2008-12-30 2010-07-21 通用电气公司 涡轮叶片根部构造
CN102121400A (zh) * 2009-11-10 2011-07-13 阿尔斯托姆科技有限公司 用于轴向通流式涡轮机的转子及用于这种转子的动叶片
CN102227545A (zh) * 2008-10-31 2011-10-26 索拉透平公司 包括密封件凹座的涡轮叶片

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6217283B1 (en) * 1999-04-20 2001-04-17 General Electric Company Composite fan platform
GB0521242D0 (en) * 2005-10-19 2005-11-23 Rolls Royce Plc A blade mounting
FR2914008B1 (fr) 2007-03-21 2009-10-09 Snecma Sa Ensemble rotatif d'une soufflante de turbomachine
US7878763B2 (en) 2007-05-15 2011-02-01 General Electric Company Turbine rotor blade assembly and method of assembling the same
US8714932B2 (en) * 2008-12-31 2014-05-06 General Electric Company Ceramic matrix composite blade having integral platform structures and methods of fabrication

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1085172A2 (en) * 1999-09-17 2001-03-21 General Electric Company Composite blade root attachment
EP2108785A2 (en) * 2008-04-11 2009-10-14 United Technologies Corporation Turbine blade and vane assembly with a ceramic platform
CN102227545A (zh) * 2008-10-31 2011-10-26 索拉透平公司 包括密封件凹座的涡轮叶片
CN101782000A (zh) * 2008-12-30 2010-07-21 通用电气公司 涡轮叶片根部构造
CN102121400A (zh) * 2009-11-10 2011-07-13 阿尔斯托姆科技有限公司 用于轴向通流式涡轮机的转子及用于这种转子的动叶片

Also Published As

Publication number Publication date
WO2014039974A8 (en) 2015-04-16
JP2015528540A (ja) 2015-09-28
WO2014039974A1 (en) 2014-03-13
US20140219805A1 (en) 2014-08-07
BR112015005209A2 (pt) 2017-07-04
EP2900926A1 (en) 2015-08-05
CA2883859A1 (en) 2014-03-13
US9239062B2 (en) 2016-01-19
CN104619955A (zh) 2015-05-13

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