DE602004026381D1 - Gekühlte Turbinenleitschaufeln - Google Patents

Gekühlte Turbinenleitschaufeln

Info

Publication number
DE602004026381D1
DE602004026381D1 DE602004026381T DE602004026381T DE602004026381D1 DE 602004026381 D1 DE602004026381 D1 DE 602004026381D1 DE 602004026381 T DE602004026381 T DE 602004026381T DE 602004026381 T DE602004026381 T DE 602004026381T DE 602004026381 D1 DE602004026381 D1 DE 602004026381D1
Authority
DE
Germany
Prior art keywords
turbine vanes
cooled turbine
cooled
vanes
turbine
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 - Lifetime
Application number
DE602004026381T
Other languages
German (de)
English (en)
Inventor
Baolan Shi
Robert Francis Manning
Randall Brent Rydbeck
Nigel Brian Thomas Langley
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 DE602004026381D1 publication Critical patent/DE602004026381D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/187—Convection cooling
    • 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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using 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
    • 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
    • F05D2220/3213—Application in turbines in gas turbines for a special turbine stage an intermediate stage of the turbine
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/20—Manufacture essentially without removing material
    • F05D2230/21—Manufacture essentially without removing material by casting
    • 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
    • F05D2240/10—Stators
    • F05D2240/12—Fluid guiding means, e.g. vanes
    • F05D2240/121—Fluid guiding means, e.g. vanes related to the leading edge of a stator vane
    • 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
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/303—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the leading edge of a rotor blade
    • 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
    • F05D2250/10—Two-dimensional
    • F05D2250/18—Two-dimensional patterned
    • F05D2250/185—Two-dimensional patterned serpentine-like
    • 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
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/221—Improvement of heat transfer
    • F05D2260/2214—Improvement of heat transfer by increasing the heat transfer surface
    • F05D2260/22141—Improvement of heat transfer by increasing the heat transfer surface using fins or ribs
    • 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)
  • Turbine Rotor Nozzle Sealing (AREA)
DE602004026381T 2003-04-15 2004-04-08 Gekühlte Turbinenleitschaufeln Expired - Lifetime DE602004026381D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/413,922 US6884036B2 (en) 2003-04-15 2003-04-15 Complementary cooled turbine nozzle

Publications (1)

Publication Number Publication Date
DE602004026381D1 true DE602004026381D1 (de) 2010-05-20

Family

ID=32908310

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004026381T Expired - Lifetime DE602004026381D1 (de) 2003-04-15 2004-04-08 Gekühlte Turbinenleitschaufeln

Country Status (5)

Country Link
US (1) US6884036B2 (enExample)
EP (1) EP1469164B1 (enExample)
JP (1) JP4728588B2 (enExample)
CN (1) CN100357568C (enExample)
DE (1) DE602004026381D1 (enExample)

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US7217097B2 (en) * 2005-01-07 2007-05-15 Siemens Power Generation, Inc. Cooling system with internal flow guide within a turbine blade of a turbine engine
US20070201980A1 (en) * 2005-10-11 2007-08-30 Honeywell International, Inc. Method to augment heat transfer using chamfered cylindrical depressions in cast internal cooling passages
US20070258814A1 (en) * 2006-05-02 2007-11-08 Siemens Power Generation, Inc. Turbine airfoil with integral chordal support ribs
US20070297916A1 (en) * 2006-06-22 2007-12-27 United Technologies Corporation Leading edge cooling using wrapped staggered-chevron trip strips
US8690538B2 (en) * 2006-06-22 2014-04-08 United Technologies Corporation Leading edge cooling using chevron trip strips
US20090003987A1 (en) * 2006-12-21 2009-01-01 Jack Raul Zausner Airfoil with improved cooling slot arrangement
US7837437B2 (en) * 2007-03-07 2010-11-23 General Electric Company Turbine nozzle segment and repair method
DE602007011256D1 (de) * 2007-08-08 2011-01-27 Alstom Technology Ltd Gasturbinenschaufel mit interner Kühlung
US8083485B2 (en) * 2007-08-15 2011-12-27 United Technologies Corporation Angled tripped airfoil peanut cavity
US20090293495A1 (en) * 2008-05-29 2009-12-03 General Electric Company Turbine airfoil with metered cooling cavity
US9528382B2 (en) * 2009-11-10 2016-12-27 General Electric Company Airfoil heat shield
CN101922312B (zh) * 2010-03-24 2013-11-06 北京航空航天大学 一种叶轮机械径向间隙泄漏损失的控制方法
US8757961B1 (en) * 2011-05-21 2014-06-24 Florida Turbine Technologies, Inc. Industrial turbine stator vane
US9670785B2 (en) 2012-04-19 2017-06-06 General Electric Company Cooling assembly for a gas turbine system
EP2832953A1 (de) * 2013-07-29 2015-02-04 Siemens Aktiengesellschaft Turbinenschaufel
US10119404B2 (en) * 2014-10-15 2018-11-06 Honeywell International Inc. Gas turbine engines with improved leading edge airfoil cooling
US10406596B2 (en) 2015-05-01 2019-09-10 United Technologies Corporation Core arrangement for turbine engine component
FR3037829B1 (fr) * 2015-06-29 2017-07-21 Snecma Noyau pour le moulage d'une aube ayant des cavites superposees et comprenant un trou de depoussierage traversant une cavite de part en part
US10352245B2 (en) 2015-10-05 2019-07-16 General Electric Company Windage shield system and method of suppressing resonant acoustic noise
US10060280B2 (en) 2015-10-15 2018-08-28 United Technologies Corporation Turbine cavity sealing assembly
CA2954785A1 (en) 2016-01-25 2017-07-25 Rolls-Royce Corporation Forward flowing serpentine vane
US10352177B2 (en) 2016-02-16 2019-07-16 General Electric Company Airfoil having impingement openings
US10519779B2 (en) * 2016-03-16 2019-12-31 General Electric Company Radial CMC wall thickness variation for stress response
US10669861B2 (en) * 2017-02-15 2020-06-02 Raytheon Technologies Corporation Airfoil cooling structure
JP6806599B2 (ja) * 2017-03-10 2021-01-06 三菱パワー株式会社 タービン翼、タービン及びタービン翼の冷却方法
US10301953B2 (en) * 2017-04-13 2019-05-28 General Electric Company Turbine nozzle with CMC aft Band
US10989067B2 (en) 2018-07-13 2021-04-27 Honeywell International Inc. Turbine vane with dust tolerant cooling system
US10837293B2 (en) 2018-07-19 2020-11-17 General Electric Company Airfoil with tunable cooling configuration
US10662783B2 (en) * 2018-08-29 2020-05-26 United Technologies Corporation Variable heat transfer collector baffle
US11230929B2 (en) 2019-11-05 2022-01-25 Honeywell International Inc. Turbine component with dust tolerant cooling system
EP3862537A1 (en) 2020-02-10 2021-08-11 General Electric Company Polska sp. z o.o. Cooled turbine nozzle and nozzle segment
US11248481B2 (en) * 2020-04-16 2022-02-15 Raytheon Technologies Corporation Turbine vane having dual source cooling
US11248479B2 (en) 2020-06-11 2022-02-15 General Electric Company Cast turbine nozzle having heat transfer protrusions on inner surface of leading edge
JP7679007B2 (ja) * 2021-03-12 2025-05-19 東日本旅客鉄道株式会社 吸音壁構造
DE102024202241A1 (de) 2024-03-11 2025-09-11 Siemens Energy Global GmbH & Co. KG Leitschaufel
CN119957317B (zh) * 2025-03-21 2025-11-21 中国航发湖南动力机械研究所 一种回转内腔供气冷却叶片及航空发动机

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US4775296A (en) 1981-12-28 1988-10-04 United Technologies Corporation Coolable airfoil for a rotary machine
US4514144A (en) 1983-06-20 1985-04-30 General Electric Company Angled turbulence promoter
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Also Published As

Publication number Publication date
US20040208744A1 (en) 2004-10-21
JP2004316654A (ja) 2004-11-11
US6884036B2 (en) 2005-04-26
EP1469164A3 (en) 2008-04-23
CN1538039A (zh) 2004-10-20
CN100357568C (zh) 2007-12-26
EP1469164A2 (en) 2004-10-20
JP4728588B2 (ja) 2011-07-20
EP1469164B1 (en) 2010-04-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition