CH707459A2 - Innenkühlungsaufbau einer Turbinenlaufschaufel. - Google Patents

Innenkühlungsaufbau einer Turbinenlaufschaufel. Download PDF

Info

Publication number
CH707459A2
CH707459A2 CH00012/14A CH122014A CH707459A2 CH 707459 A2 CH707459 A2 CH 707459A2 CH 00012/14 A CH00012/14 A CH 00012/14A CH 122014 A CH122014 A CH 122014A CH 707459 A2 CH707459 A2 CH 707459A2
Authority
CH
Switzerland
Prior art keywords
flow channel
reference plane
internal cooling
flow
airfoil
Prior art date
Application number
CH00012/14A
Other languages
German (de)
English (en)
Inventor
Harish Bommanakatte
Anthony Louis Giglio
Jason Douglas Herzlinger
Jalindar Appa Walunj
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of CH707459A2 publication Critical patent/CH707459A2/de

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
    • F01D5/188—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall
    • F01D5/189—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall the insert having a tubular cross-section, e.g. airfoil shape
    • 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
    • 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
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
    • 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)
CH00012/14A 2013-01-09 2014-01-08 Innenkühlungsaufbau einer Turbinenlaufschaufel. CH707459A2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/737,031 US9376922B2 (en) 2013-01-09 2013-01-09 Interior configuration for turbine rotor blade

Publications (1)

Publication Number Publication Date
CH707459A2 true CH707459A2 (de) 2014-07-15

Family

ID=51019300

Family Applications (1)

Application Number Title Priority Date Filing Date
CH00012/14A CH707459A2 (de) 2013-01-09 2014-01-08 Innenkühlungsaufbau einer Turbinenlaufschaufel.

Country Status (4)

Country Link
US (1) US9376922B2 (enExample)
JP (1) JP2014134201A (enExample)
CH (1) CH707459A2 (enExample)
DE (1) DE102014100087A1 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10145246B2 (en) 2014-09-04 2018-12-04 United Technologies Corporation Staggered crossovers for airfoils
US10208603B2 (en) 2014-11-18 2019-02-19 United Technologies Corporation Staggered crossovers for airfoils
US10190420B2 (en) 2015-02-10 2019-01-29 United Technologies Corporation Flared crossovers for airfoils
US20160333701A1 (en) * 2015-05-12 2016-11-17 United Technologies Corporation Airfoil impingement cavity
US20180306038A1 (en) * 2015-05-12 2018-10-25 United Technologies Corporation Airfoil impingement cavity
WO2017074404A1 (en) * 2015-10-30 2017-05-04 Siemens Aktiengesellschaft Turbine airfoil with offset impingement cooling at leading edge
US10808547B2 (en) * 2016-02-08 2020-10-20 General Electric Company Turbine engine airfoil with cooling
US20170234141A1 (en) * 2016-02-16 2017-08-17 General Electric Company Airfoil having crossover holes
JP7078650B2 (ja) * 2017-06-30 2022-05-31 シーメンス・エナジー・グローバル・ゲーエムベーハー・ウント・コ・カーゲー 後縁機構部を有するタービン翼および鋳造コア
US10370976B2 (en) 2017-08-17 2019-08-06 United Technologies Corporation Directional cooling arrangement for airfoils
US10570748B2 (en) 2018-01-10 2020-02-25 United Technologies Corporation Impingement cooling arrangement for airfoils
GB202310234D0 (en) 2023-07-04 2023-08-16 Rolls Royce Plc Gas turbine engine component with variable cooling hole geometry

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4752186A (en) * 1981-06-26 1988-06-21 United Technologies Corporation Coolable wall configuration
US5246340A (en) * 1991-11-19 1993-09-21 Allied-Signal Inc. Internally cooled airfoil
US5374162A (en) * 1993-11-30 1994-12-20 United Technologies Corporation Airfoil having coolable leading edge region
US6290463B1 (en) 1999-09-30 2001-09-18 General Electric Company Slotted impingement cooling of airfoil leading edge
US6491496B2 (en) * 2001-02-23 2002-12-10 General Electric Company Turbine airfoil with metering plates for refresher holes
US6981846B2 (en) * 2003-03-12 2006-01-03 Florida Turbine Technologies, Inc. Vortex cooling of turbine blades
US6966756B2 (en) 2004-01-09 2005-11-22 General Electric Company Turbine bucket cooling passages and internal core for producing the passages
US7377746B2 (en) 2005-02-21 2008-05-27 General Electric Company Airfoil cooling circuits and method
FR2893974B1 (fr) * 2005-11-28 2011-03-18 Snecma Circuit de refroidissement central pour aube mobile de turbomachine
US7293961B2 (en) * 2005-12-05 2007-11-13 General Electric Company Zigzag cooled turbine airfoil
US7520723B2 (en) * 2006-07-07 2009-04-21 Siemens Energy, Inc. Turbine airfoil cooling system with near wall vortex cooling chambers
US20080028606A1 (en) 2006-07-26 2008-02-07 General Electric Company Low stress turbins bucket
US7690892B1 (en) * 2006-11-16 2010-04-06 Florida Turbine Technologies, Inc. Turbine airfoil with multiple impingement cooling circuit
US7670108B2 (en) * 2006-11-21 2010-03-02 Siemens Energy, Inc. Air seal unit adapted to be positioned adjacent blade structure in a gas turbine
US7780414B1 (en) * 2007-01-17 2010-08-24 Florida Turbine Technologies, Inc. Turbine blade with multiple metering trailing edge cooling holes
US7798776B1 (en) * 2007-06-21 2010-09-21 Florida Turbine Technologies, Inc. Turbine blade with showerhead film cooling
US7988410B1 (en) * 2007-11-19 2011-08-02 Florida Turbine Technologies, Inc. Blade tip shroud with circular grooves
ES2442873T3 (es) * 2008-03-31 2014-02-14 Alstom Technology Ltd Perfil aerodinámico de turbina de gas
JP2012154232A (ja) * 2011-01-26 2012-08-16 Hitachi Ltd ガスタービン翼

Also Published As

Publication number Publication date
DE102014100087A1 (de) 2014-07-10
JP2014134201A (ja) 2014-07-24
US20140193273A1 (en) 2014-07-10
US9376922B2 (en) 2016-06-28

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Legal Events

Date Code Title Description
NV New agent

Representative=s name: GENERAL ELECTRIC TECHNOLOGY GMBH GLOBAL PATENT, CH

AZW Rejection (application)