CZ300480B6 - Turbínová lopatka a zpusob chlazení její základny - Google Patents

Turbínová lopatka a zpusob chlazení její základny Download PDF

Info

Publication number
CZ300480B6
CZ300480B6 CZ20031542A CZ20031542A CZ300480B6 CZ 300480 B6 CZ300480 B6 CZ 300480B6 CZ 20031542 A CZ20031542 A CZ 20031542A CZ 20031542 A CZ20031542 A CZ 20031542A CZ 300480 B6 CZ300480 B6 CZ 300480B6
Authority
CZ
Czechia
Prior art keywords
impingement
cooling
base
plate
holes
Prior art date
Application number
CZ20031542A
Other languages
Czech (cs)
English (en)
Other versions
CZ20031542A3 (cs
Inventor
Abauf@Nesim
Joseph Barb@Kevin
Chopra@Sanjay
Max Kercher@David
Robertson Kellock@Iain
Thomas Lenahan@Dean
Nellian@Sankar
Howard Starkweather@John
Arthur Lupe@Douglas
Original Assignee
General Electric Company
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 Company filed Critical General Electric Company
Publication of CZ20031542A3 publication Critical patent/CZ20031542A3/cs
Publication of CZ300480B6 publication Critical patent/CZ300480B6/cs

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
    • F01D5/12—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
    • 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
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CZ20031542A 2000-12-19 2001-08-20 Turbínová lopatka a zpusob chlazení její základny CZ300480B6 (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/739,445 US6478540B2 (en) 2000-12-19 2000-12-19 Bucket platform cooling scheme and related method

Publications (2)

Publication Number Publication Date
CZ20031542A3 CZ20031542A3 (cs) 2003-10-15
CZ300480B6 true CZ300480B6 (cs) 2009-05-27

Family

ID=24972338

Family Applications (1)

Application Number Title Priority Date Filing Date
CZ20031542A CZ300480B6 (cs) 2000-12-19 2001-08-20 Turbínová lopatka a zpusob chlazení její základny

Country Status (6)

Country Link
US (1) US6478540B2 (enExample)
EP (1) EP1346131B1 (enExample)
JP (1) JP4738715B2 (enExample)
KR (1) KR100814168B1 (enExample)
CZ (1) CZ300480B6 (enExample)
WO (1) WO2002050402A1 (enExample)

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US20050220618A1 (en) * 2004-03-31 2005-10-06 General Electric Company Counter-bored film-cooling holes and related method
US7198467B2 (en) * 2004-07-30 2007-04-03 General Electric Company Method and apparatus for cooling gas turbine engine rotor blades
US7131817B2 (en) * 2004-07-30 2006-11-07 General Electric Company Method and apparatus for cooling gas turbine engine rotor blades
US7189063B2 (en) * 2004-09-02 2007-03-13 General Electric Company Methods and apparatus for cooling gas turbine engine rotor assemblies
US7090466B2 (en) * 2004-09-14 2006-08-15 General Electric Company Methods and apparatus for assembling gas turbine engine rotor assemblies
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US9416666B2 (en) 2010-09-09 2016-08-16 General Electric Company Turbine blade platform cooling systems
US8840369B2 (en) 2010-09-30 2014-09-23 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
US8851846B2 (en) 2010-09-30 2014-10-07 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
US8814517B2 (en) 2010-09-30 2014-08-26 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
US8777568B2 (en) 2010-09-30 2014-07-15 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
US8684664B2 (en) 2010-09-30 2014-04-01 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
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US8814518B2 (en) 2010-10-29 2014-08-26 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
US20120107135A1 (en) * 2010-10-29 2012-05-03 General Electric Company Apparatus, systems and methods for cooling the platform region of turbine rotor blades
US8657574B2 (en) * 2010-11-04 2014-02-25 General Electric Company System and method for cooling a turbine bucket
RU2548226C2 (ru) 2010-12-09 2015-04-20 Альстом Текнолоджи Лтд Установка с потоком текучей среды, в частности турбина с аксиально проходящим потоком нагретого газа
US8636471B2 (en) 2010-12-20 2014-01-28 General Electric Company Apparatus and methods for cooling platform regions of turbine rotor blades
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US8870525B2 (en) 2011-11-04 2014-10-28 General Electric Company Bucket assembly for turbine system
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US8840370B2 (en) 2011-11-04 2014-09-23 General Electric Company Bucket assembly for turbine system
US9022735B2 (en) 2011-11-08 2015-05-05 General Electric Company Turbomachine component and method of connecting cooling circuits of a turbomachine component
US9482098B2 (en) * 2012-05-11 2016-11-01 United Technologies Corporation Convective shielding cooling hole pattern
US9121292B2 (en) 2012-12-05 2015-09-01 General Electric Company Airfoil and a method for cooling an airfoil platform
US9719362B2 (en) 2013-04-24 2017-08-01 Honeywell International Inc. Turbine nozzles and methods of manufacturing the same
US9810070B2 (en) 2013-05-15 2017-11-07 General Electric Company Turbine rotor blade for a turbine section of a gas turbine
US10641114B2 (en) 2013-06-10 2020-05-05 United Technologies Corporation Turbine vane with non-uniform wall thickness
EP3011141B1 (en) 2013-06-17 2020-02-26 United Technologies Corporation Turbine vane with platform pad
EP3049633A4 (en) * 2013-09-26 2016-10-26 DIFFUSED PLATFORM COOL HOLES
US10001018B2 (en) 2013-10-25 2018-06-19 General Electric Company Hot gas path component with impingement and pedestal cooling
US10030523B2 (en) * 2015-02-13 2018-07-24 United Technologies Corporation Article having cooling passage with undulating profile
EP3124744A1 (de) * 2015-07-29 2017-02-01 Siemens Aktiengesellschaft Leitschaufel mit prallgekühlter plattform
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Also Published As

Publication number Publication date
CZ20031542A3 (cs) 2003-10-15
KR100814168B1 (ko) 2008-03-14
US20020076324A1 (en) 2002-06-20
WO2002050402A1 (en) 2002-06-27
EP1346131A1 (en) 2003-09-24
KR20030076994A (ko) 2003-09-29
EP1346131B1 (en) 2013-05-08
JP2004521219A (ja) 2004-07-15
JP4738715B2 (ja) 2011-08-03
US6478540B2 (en) 2002-11-12

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Legal Events

Date Code Title Description
MM4A Patent lapsed due to non-payment of fee

Effective date: 20140820