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DE102011056619A8 - Einrichtung und Verfahren zum Kühlen von Plattformbereichen von Turbinenlaufschaufeln - Google Patents

Einrichtung und Verfahren zum Kühlen von Plattformbereichen von Turbinenlaufschaufeln Download PDF

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Publication number
DE102011056619A8
DE102011056619A8 DE102011056619A DE102011056619A DE102011056619A8 DE 102011056619 A8 DE102011056619 A8 DE 102011056619A8 DE 102011056619 A DE102011056619 A DE 102011056619A DE 102011056619 A DE102011056619 A DE 102011056619A DE 102011056619 A8 DE102011056619 A8 DE 102011056619A8
Authority
DE
Germany
Prior art keywords
turbine blade
blade platform
cooling turbine
platform sections
sections
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.)
Granted
Application number
DE102011056619A
Other languages
English (en)
Other versions
DE102011056619B4 (de
DE102011056619A1 (de
Inventor
John Wesley Harris Jr.
Scott Edmond Ellis
Melissa Ann Seely
Craig Allen Bielek
Daniel Alan Hynum
Xiaoyong Fu
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.)
GE Vernova GmbH
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 DE102011056619A1 publication Critical patent/DE102011056619A1/de
Publication of DE102011056619A8 publication Critical patent/DE102011056619A8/de
Application granted granted Critical
Publication of DE102011056619B4 publication Critical patent/DE102011056619B4/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/085—Heating, heat-insulating or cooling means cooling fluid circulating inside the rotor
    • F01D5/087—Heating, heat-insulating or cooling means cooling fluid circulating inside the rotor in the radial passages of the rotor disc
    • 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
    • F05D2240/81—Cooled platforms
    • 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
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • Y10T29/49336—Blade making
    • Y10T29/49339—Hollow blade
    • Y10T29/49341—Hollow blade with cooling passage

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE102011056619.8A 2010-12-20 2011-12-19 Einrichtung und Verfahren zum Kühlen von Plattformbereichen von Turbinenlaufschaufeln Active DE102011056619B4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/972,835 US8636471B2 (en) 2010-12-20 2010-12-20 Apparatus and methods for cooling platform regions of turbine rotor blades
US12/972,835 2010-12-20

Publications (3)

Publication Number Publication Date
DE102011056619A1 DE102011056619A1 (de) 2012-07-05
DE102011056619A8 true DE102011056619A8 (de) 2012-12-27
DE102011056619B4 DE102011056619B4 (de) 2023-03-09

Family

ID=46177648

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102011056619.8A Active DE102011056619B4 (de) 2010-12-20 2011-12-19 Einrichtung und Verfahren zum Kühlen von Plattformbereichen von Turbinenlaufschaufeln

Country Status (5)

Country Link
US (1) US8636471B2 (de)
JP (1) JP6010295B2 (de)
CN (1) CN102562175B (de)
DE (1) DE102011056619B4 (de)
FR (1) FR2969210B1 (de)

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US20140010662A1 (en) * 2012-07-03 2014-01-09 United Technologies Corporation Composite airfoil with integral platform
US10001018B2 (en) 2013-10-25 2018-06-19 General Electric Company Hot gas path component with impingement and pedestal cooling
DE102014209847A1 (de) * 2014-05-23 2015-11-26 Siemens Aktiengesellschaft Verfahren zur Reparatur eines Schaufelblattes
EP3152402A1 (de) * 2014-06-05 2017-04-12 Siemens Energy, Inc. Turbinenschaufelkühlsystem mit plattformkühlkanälen
US10378379B2 (en) 2015-08-27 2019-08-13 General Electric Company Gas turbine engine cooling air manifolds with spoolies
JP5905631B1 (ja) * 2015-09-15 2016-04-20 三菱日立パワーシステムズ株式会社 動翼、これを備えているガスタービン、及び動翼の製造方法
US10247013B2 (en) * 2015-12-18 2019-04-02 General Electric Company Interior cooling configurations in turbine rotor blades
US10913106B2 (en) 2018-09-14 2021-02-09 Raytheon Technologies Corporation Cast-in film cooling hole structures
US11998974B2 (en) 2022-08-30 2024-06-04 General Electric Company Casting core for a cast engine component

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US3950114A (en) 1968-02-23 1976-04-13 General Motors Corporation Turbine blade
US4312625A (en) * 1969-06-11 1982-01-26 The United States Of America As Represented By The Secretary Of The Air Force Hydrogen cooled turbine
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US4712979A (en) 1985-11-13 1987-12-15 The United States Of America As Represented By The Secretary Of The Air Force Self-retained platform cooling plate for turbine vane
US5813835A (en) 1991-08-19 1998-09-29 The United States Of America As Represented By The Secretary Of The Air Force Air-cooled turbine blade
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EP1557535A1 (de) * 2004-01-20 2005-07-27 Siemens Aktiengesellschaft Turbinenschaufel und Gasturbine mit einer solchen Turbinenschaufel
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US7309212B2 (en) * 2005-11-21 2007-12-18 General Electric Company Gas turbine bucket with cooled platform leading edge and method of cooling platform leading edge
US7513738B2 (en) 2006-02-15 2009-04-07 General Electric Company Methods and apparatus for cooling gas turbine rotor blades
US7416391B2 (en) * 2006-02-24 2008-08-26 General Electric Company Bucket platform cooling circuit and method
US8444381B2 (en) * 2010-03-26 2013-05-21 General Electric Company Gas turbine bucket with serpentine cooled platform and related method

Also Published As

Publication number Publication date
US20120156055A1 (en) 2012-06-21
DE102011056619B4 (de) 2023-03-09
FR2969210A1 (fr) 2012-06-22
DE102011056619A1 (de) 2012-07-05
FR2969210B1 (fr) 2016-07-29
US8636471B2 (en) 2014-01-28
JP2012132438A (ja) 2012-07-12
CN102562175A (zh) 2012-07-11
CN102562175B (zh) 2016-03-30
JP6010295B2 (ja) 2016-10-19

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R012 Request for examination validly filed
R016 Response to examination communication
R018 Grant decision by examination section/examining division
R081 Change of applicant/patentee

Owner name: GENERAL ELECTRIC TECHNOLOGY GMBH, CH

Free format text: FORMER OWNER: GENERAL ELECTRIC COMPANY, SCHENECTADY, NY, US

R082 Change of representative
R020 Patent grant now final