DE60318640T2 - Prallkühlung für Hinterkanten einer Turbinenschaufel - Google Patents

Prallkühlung für Hinterkanten einer Turbinenschaufel Download PDF

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Publication number
DE60318640T2
DE60318640T2 DE60318640T DE60318640T DE60318640T2 DE 60318640 T2 DE60318640 T2 DE 60318640T2 DE 60318640 T DE60318640 T DE 60318640T DE 60318640 T DE60318640 T DE 60318640T DE 60318640 T2 DE60318640 T2 DE 60318640T2
Authority
DE
Germany
Prior art keywords
ribs
channel
side wall
airfoil
row
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
DE60318640T
Other languages
German (de)
English (en)
Other versions
DE60318640D1 (de
Inventor
Robert Francis Newburyport Manning
Mohammad Esmail Needham Taslim
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
Application granted granted Critical
Publication of DE60318640D1 publication Critical patent/DE60318640D1/de
Publication of DE60318640T2 publication Critical patent/DE60318640T2/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
    • 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
    • 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)
DE60318640T 2002-01-11 2003-01-09 Prallkühlung für Hinterkanten einer Turbinenschaufel Expired - Lifetime DE60318640T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/044,249 US6607356B2 (en) 2002-01-11 2002-01-11 Crossover cooled airfoil trailing edge
US44249 2002-01-11

Publications (2)

Publication Number Publication Date
DE60318640D1 DE60318640D1 (de) 2008-03-06
DE60318640T2 true DE60318640T2 (de) 2009-01-08

Family

ID=21931315

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60318640T Expired - Lifetime DE60318640T2 (de) 2002-01-11 2003-01-09 Prallkühlung für Hinterkanten einer Turbinenschaufel

Country Status (6)

Country Link
US (1) US6607356B2 (enExample)
EP (1) EP1327747B1 (enExample)
JP (1) JP4341248B2 (enExample)
CA (1) CA2415542C (enExample)
DE (1) DE60318640T2 (enExample)
ES (1) ES2299670T3 (enExample)

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US20070258814A1 (en) * 2006-05-02 2007-11-08 Siemens Power Generation, Inc. Turbine airfoil with integral chordal support ribs
US7549844B2 (en) * 2006-08-24 2009-06-23 Siemens Energy, Inc. Turbine airfoil cooling system with bifurcated and recessed trailing edge exhaust channels
US8591189B2 (en) * 2006-11-20 2013-11-26 General Electric Company Bifeed serpentine cooled blade
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US7780414B1 (en) * 2007-01-17 2010-08-24 Florida Turbine Technologies, Inc. Turbine blade with multiple metering trailing edge cooling holes
US7780415B2 (en) * 2007-02-15 2010-08-24 Siemens Energy, Inc. Turbine blade having a convergent cavity cooling system for a trailing edge
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US8202054B2 (en) * 2007-05-18 2012-06-19 Siemens Energy, Inc. Blade for a gas turbine engine
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US8292581B2 (en) * 2008-01-09 2012-10-23 Honeywell International Inc. Air cooled turbine blades and methods of manufacturing
US8517684B2 (en) * 2008-03-14 2013-08-27 Florida Turbine Technologies, Inc. Turbine blade with multiple impingement cooled passages
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US8172533B2 (en) * 2008-05-14 2012-05-08 United Technologies Corporation Turbine blade internal cooling configuration
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US8096771B2 (en) * 2008-09-25 2012-01-17 Siemens Energy, Inc. Trailing edge cooling slot configuration for a turbine airfoil
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US8061990B1 (en) * 2009-03-13 2011-11-22 Florida Turbine Technologies, Inc. Turbine rotor blade with low cooling flow
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US8882448B2 (en) 2011-09-09 2014-11-11 Siemens Aktiengesellshaft Cooling system in a turbine airfoil assembly including zigzag cooling passages interconnected with radial passageways
US8840363B2 (en) 2011-09-09 2014-09-23 Siemens Energy, Inc. Trailing edge cooling system in a turbine airfoil assembly
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US9267381B2 (en) * 2012-09-28 2016-02-23 Honeywell International Inc. Cooled turbine airfoil structures
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US9388699B2 (en) 2013-08-07 2016-07-12 General Electric Company Crossover cooled airfoil trailing edge
US10557354B2 (en) 2013-08-28 2020-02-11 United Technologies Corporation Gas turbine engine airfoil crossover and pedestal rib cooling arrangement
KR20150027630A (ko) * 2013-09-04 2015-03-12 삼성테크윈 주식회사 가스 터빈용 블레이드
US9039371B2 (en) * 2013-10-31 2015-05-26 Siemens Aktiengesellschaft Trailing edge cooling using angled impingement on surface enhanced with cast chevron arrangements
US9631499B2 (en) 2014-03-05 2017-04-25 Siemens Aktiengesellschaft Turbine airfoil cooling system for bow vane
CN106536858B (zh) 2014-07-24 2019-01-01 西门子公司 具有顺翼展延伸流阻断器的涡轮翼型件冷却系统
US9920635B2 (en) 2014-09-09 2018-03-20 Honeywell International Inc. Turbine blades and methods of forming turbine blades having lifted rib turbulator structures
US10605094B2 (en) 2015-01-21 2020-03-31 United Technologies Corporation Internal cooling cavity with trip strips
US10156157B2 (en) * 2015-02-13 2018-12-18 United Technologies Corporation S-shaped trip strips in internally cooled components
US20180306038A1 (en) * 2015-05-12 2018-10-25 United Technologies Corporation Airfoil impingement cavity
US20160333701A1 (en) * 2015-05-12 2016-11-17 United Technologies Corporation Airfoil impingement cavity
US10871075B2 (en) 2015-10-27 2020-12-22 Pratt & Whitney Canada Corp. Cooling passages in a turbine component
US10508554B2 (en) 2015-10-27 2019-12-17 General Electric Company Turbine bucket having outlet path in shroud
US10156145B2 (en) * 2015-10-27 2018-12-18 General Electric Company Turbine bucket having cooling passageway
US10533749B2 (en) * 2015-10-27 2020-01-14 Pratt & Whitney Cananda Corp. Effusion cooling holes
US9885243B2 (en) 2015-10-27 2018-02-06 General Electric Company Turbine bucket having outlet path in shroud
US10344598B2 (en) * 2015-12-03 2019-07-09 General Electric Company Trailing edge cooling for a turbine blade
US9909427B2 (en) * 2015-12-22 2018-03-06 General Electric Company Turbine airfoil with trailing edge cooling circuit
US9938836B2 (en) 2015-12-22 2018-04-10 General Electric Company Turbine airfoil with trailing edge cooling circuit
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CN106014488A (zh) * 2016-07-07 2016-10-12 周丽玲 一种具有纵向相交肋冷却结构的燃气透平叶片
KR20180082118A (ko) * 2017-01-10 2018-07-18 두산중공업 주식회사 가스 터빈의 블레이드 또는 베인의 컷백
EP3354850A1 (en) * 2017-01-31 2018-08-01 Siemens Aktiengesellschaft A turbine blade or a turbine vane for a gas turbine
US10830072B2 (en) * 2017-07-24 2020-11-10 General Electric Company Turbomachine airfoil
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KR102000835B1 (ko) * 2017-09-27 2019-07-16 두산중공업 주식회사 가스 터빈 블레이드
CN108386234B (zh) * 2018-02-23 2021-03-16 西安交通大学 一种以柱排肋片为基本冷却单元的燃机叶片内部冷却结构
US10753210B2 (en) * 2018-05-02 2020-08-25 Raytheon Technologies Corporation Airfoil having improved cooling scheme
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Also Published As

Publication number Publication date
US6607356B2 (en) 2003-08-19
CA2415542A1 (en) 2003-07-11
CA2415542C (en) 2010-02-23
JP4341248B2 (ja) 2009-10-07
ES2299670T3 (es) 2008-06-01
DE60318640D1 (de) 2008-03-06
EP1327747A2 (en) 2003-07-16
EP1327747B1 (en) 2008-01-16
US20030133795A1 (en) 2003-07-17
JP2003232204A (ja) 2003-08-22
EP1327747A3 (en) 2005-01-26

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8364 No opposition during term of opposition