DE69714960D1 - Wirbelelementkonstruktion für Kühlkanäle eines Gasturbinenrotorschaufelblattes - Google Patents

Wirbelelementkonstruktion für Kühlkanäle eines Gasturbinenrotorschaufelblattes

Info

Publication number
DE69714960D1
DE69714960D1 DE69714960T DE69714960T DE69714960D1 DE 69714960 D1 DE69714960 D1 DE 69714960D1 DE 69714960 T DE69714960 T DE 69714960T DE 69714960 T DE69714960 T DE 69714960T DE 69714960 D1 DE69714960 D1 DE 69714960D1
Authority
DE
Germany
Prior art keywords
gas turbine
rotor blade
turbine rotor
cooling channels
element construction
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
DE69714960T
Other languages
English (en)
Other versions
DE69714960T2 (de
DE69714960T3 (de
Inventor
Ching-Pang Lee
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25113859&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69714960(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of DE69714960D1 publication Critical patent/DE69714960D1/de
Publication of DE69714960T2 publication Critical patent/DE69714960T2/de
Publication of DE69714960T3 publication Critical patent/DE69714960T3/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
    • F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
    • F28F13/12—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation
    • 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
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • 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
    • F05D2260/2212—Improvement of heat transfer by creating turbulence
    • 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)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE69714960T 1997-01-03 1997-12-23 Wirbelelementkonstruktion für Kühlkanäle eines Gasturbinenrotorschaufelblattes Expired - Lifetime DE69714960T3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US778595 1997-01-03
US08/778,595 US5797726A (en) 1997-01-03 1997-01-03 Turbulator configuration for cooling passages or rotor blade in a gas turbine engine

Publications (3)

Publication Number Publication Date
DE69714960D1 true DE69714960D1 (de) 2002-10-02
DE69714960T2 DE69714960T2 (de) 2003-05-08
DE69714960T3 DE69714960T3 (de) 2008-07-17

Family

ID=25113859

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69714960T Expired - Lifetime DE69714960T3 (de) 1997-01-03 1997-12-23 Wirbelelementkonstruktion für Kühlkanäle eines Gasturbinenrotorschaufelblattes

Country Status (4)

Country Link
US (1) US5797726A (de)
EP (1) EP0852285B2 (de)
JP (1) JP4063938B2 (de)
DE (1) DE69714960T3 (de)

Families Citing this family (76)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0945595A3 (de) * 1998-03-26 2001-10-10 Mitsubishi Heavy Industries, Ltd. Gekühlte Gasturbinenschaufel
US6174134B1 (en) 1999-03-05 2001-01-16 General Electric Company Multiple impingement airfoil cooling
US6224336B1 (en) * 1999-06-09 2001-05-01 General Electric Company Triple tip-rib airfoil
US6641362B1 (en) 1999-06-28 2003-11-04 Siemens Aktiengesellschaft Component that can be subjected to hot gas, especially in a turbine blade
US6582584B2 (en) 1999-08-16 2003-06-24 General Electric Company Method for enhancing heat transfer inside a turbulated cooling passage
US6273682B1 (en) 1999-08-23 2001-08-14 General Electric Company Turbine blade with preferentially-cooled trailing edge pressure wall
US6406260B1 (en) * 1999-10-22 2002-06-18 Pratt & Whitney Canada Corp. Heat transfer promotion structure for internally convectively cooled airfoils
US6331098B1 (en) * 1999-12-18 2001-12-18 General Electric Company Coriolis turbulator blade
US6399217B1 (en) * 1999-12-20 2002-06-04 General Electric Company Article surface with metal wires and method for making
GB0025012D0 (en) * 2000-10-12 2000-11-29 Rolls Royce Plc Cooling of gas turbine engine aerofoils
DE10064269A1 (de) * 2000-12-22 2002-07-04 Alstom Switzerland Ltd Komponente einer Strömungsmaschine mit Inspektionsöffnung
US6481972B2 (en) * 2000-12-22 2002-11-19 General Electric Company Turbine bucket natural frequency tuning rib
US6554571B1 (en) 2001-11-29 2003-04-29 General Electric Company Curved turbulator configuration for airfoils and method and electrode for machining the configuration
US6672836B2 (en) 2001-12-11 2004-01-06 United Technologies Corporation Coolable rotor blade for an industrial gas turbine engine
US6743350B2 (en) 2002-03-18 2004-06-01 General Electric Company Apparatus and method for rejuvenating cooling passages within a turbine airfoil
US6761031B2 (en) 2002-09-18 2004-07-13 General Electric Company Double wall combustor liner segment with enhanced cooling
US6722134B2 (en) 2002-09-18 2004-04-20 General Electric Company Linear surface concavity enhancement
GB0222352D0 (en) 2002-09-26 2002-11-06 Dorling Kevin Turbine blade turbulator cooling design
US7104067B2 (en) * 2002-10-24 2006-09-12 General Electric Company Combustor liner with inverted turbulators
US6681578B1 (en) 2002-11-22 2004-01-27 General Electric Company Combustor liner with ring turbulators and related method
GB2399405A (en) * 2003-03-10 2004-09-15 Alstom Enhancement of heat transfer
US6890154B2 (en) * 2003-08-08 2005-05-10 United Technologies Corporation Microcircuit cooling for a turbine blade
US7186084B2 (en) * 2003-11-19 2007-03-06 General Electric Company Hot gas path component with mesh and dimpled cooling
US6984102B2 (en) * 2003-11-19 2006-01-10 General Electric Company Hot gas path component with mesh and turbulated cooling
EP1628076B1 (de) * 2004-08-13 2012-01-04 Siemens Aktiengesellschaft Kühlkanal, Brennkammer und Gasturbine
US7373778B2 (en) * 2004-08-26 2008-05-20 General Electric Company Combustor cooling with angled segmented surfaces
US7094031B2 (en) * 2004-09-09 2006-08-22 General Electric Company Offset Coriolis turbulator blade
US7575414B2 (en) * 2005-04-01 2009-08-18 General Electric Company Turbine nozzle with trailing edge convection and film cooling
US7300242B2 (en) * 2005-12-02 2007-11-27 Siemens Power Generation, Inc. Turbine airfoil with integral cooling system
JP4738176B2 (ja) * 2006-01-05 2011-08-03 三菱重工業株式会社 冷却翼
JP4887812B2 (ja) * 2006-02-09 2012-02-29 株式会社日立製作所 内部に冷却通路を有する部材、及び内部に冷却通路を有する部材の冷却方法
US7553128B2 (en) * 2006-10-12 2009-06-30 United Technologies Corporation Blade outer air seals
EP1921269A1 (de) * 2006-11-09 2008-05-14 Siemens Aktiengesellschaft Turbinenschaufel
US7637720B1 (en) * 2006-11-16 2009-12-29 Florida Turbine Technologies, Inc. Turbulator for a turbine airfoil cooling passage
US7766615B2 (en) * 2007-02-21 2010-08-03 United Technlogies Corporation Local indented trailing edge heat transfer devices
US8210814B2 (en) 2008-06-18 2012-07-03 General Electric Company Crossflow turbine airfoil
US8167560B2 (en) * 2009-03-03 2012-05-01 Siemens Energy, Inc. Turbine airfoil with an internal cooling system having enhanced vortex forming turbulators
US8894367B2 (en) * 2009-08-06 2014-11-25 Siemens Energy, Inc. Compound cooling flow turbulator for turbine component
US8439628B2 (en) * 2010-01-06 2013-05-14 General Electric Company Heat transfer enhancement in internal cavities of turbine engine airfoils
US8881500B2 (en) * 2010-08-31 2014-11-11 General Electric Company Duplex tab obstacles for enhancement of deflagration-to-detonation transition
US8920122B2 (en) 2012-03-12 2014-12-30 Siemens Energy, Inc. Turbine airfoil with an internal cooling system having vortex forming turbulators
US9157329B2 (en) * 2012-08-22 2015-10-13 United Technologies Corporation Gas turbine engine airfoil internal cooling features
EP2954168B1 (de) 2013-02-05 2019-07-03 United Technologies Corporation Gasturbinenmotorkomponente mit gekrümmtem turbulator
WO2014150681A1 (en) 2013-03-15 2014-09-25 United Technologies Corporation Gas turbine engine component having shaped pedestals
US9091495B2 (en) * 2013-05-14 2015-07-28 Siemens Aktiengesellschaft Cooling passage including turbulator system in a turbine engine component
EP3047102B1 (de) * 2013-09-16 2020-05-06 United Technologies Corporation Gasturbinemotor mit rotorscheibe, die am umfangsrand vorsprünge aufweist
WO2015061150A1 (en) 2013-10-21 2015-04-30 United Technologies Corporation Incident tolerant turbine vane gap flow discouragement
CN103967621B (zh) * 2014-04-08 2016-06-08 上海交通大学 具有微小斜肋-凹陷复合结构的冷却装置
FR3020402B1 (fr) * 2014-04-24 2019-06-14 Safran Aircraft Engines Aube pour turbine de turbomachine comprenant un circuit de refroidissement a homogeneite amelioree
US10563514B2 (en) 2014-05-29 2020-02-18 General Electric Company Fastback turbulator
US10364684B2 (en) 2014-05-29 2019-07-30 General Electric Company Fastback vorticor pin
US10280785B2 (en) 2014-10-31 2019-05-07 General Electric Company Shroud assembly for a turbine engine
US10233775B2 (en) 2014-10-31 2019-03-19 General Electric Company Engine component for a gas turbine engine
US9777635B2 (en) * 2014-12-31 2017-10-03 General Electric Company Engine component
US10156157B2 (en) * 2015-02-13 2018-12-18 United Technologies Corporation S-shaped trip strips in internally cooled components
EP3292277A1 (de) * 2015-05-07 2018-03-14 Siemens Aktiengesellschaft Turbinenschaufeln mit internen kühlkanälen
EP3436668B1 (de) * 2016-03-31 2023-06-07 Siemens Energy Global GmbH & Co. KG Turbinenschaufel mit verwirbelungsfunktion an einer kalten wand
US10208604B2 (en) * 2016-04-27 2019-02-19 United Technologies Corporation Cooling features with three dimensional chevron geometry
US10502068B2 (en) 2016-12-02 2019-12-10 General Electric Company Engine with chevron pin bank
US10458275B2 (en) * 2017-01-06 2019-10-29 Rohr, Inc. Nacelle inner lip skin with heat transfer augmentation features
US10934865B2 (en) * 2017-01-13 2021-03-02 Rolls-Royce Corporation Cooled single walled blisk for gas turbine engine
US10247015B2 (en) * 2017-01-13 2019-04-02 Rolls-Royce Corporation Cooled blisk with dual wall blades for gas turbine engine
US10724391B2 (en) * 2017-04-07 2020-07-28 General Electric Company Engine component with flow enhancer
CN106988790A (zh) * 2017-06-08 2017-07-28 哈尔滨工业大学 一种高温涡轮动叶顶部对转涡的冷却结构
US10801724B2 (en) * 2017-06-14 2020-10-13 General Electric Company Method and apparatus for minimizing cross-flow across an engine cooling hole
US11149555B2 (en) 2017-06-14 2021-10-19 General Electric Company Turbine engine component with deflector
US10590778B2 (en) 2017-08-03 2020-03-17 General Electric Company Engine component with non-uniform chevron pins
US10577944B2 (en) 2017-08-03 2020-03-03 General Electric Company Engine component with hollow turbulators
US10808552B2 (en) * 2018-06-18 2020-10-20 Raytheon Technologies Corporation Trip strip configuration for gaspath component in a gas turbine engine
US10787932B2 (en) * 2018-07-13 2020-09-29 Honeywell International Inc. Turbine blade with dust tolerant cooling system
US10711621B1 (en) 2019-02-01 2020-07-14 Rolls-Royce Plc Turbine vane assembly with ceramic matrix composite components and temperature management features
US10767495B2 (en) 2019-02-01 2020-09-08 Rolls-Royce Plc Turbine vane assembly with cooling feature
US11149553B2 (en) 2019-08-02 2021-10-19 Rolls-Royce Plc Ceramic matrix composite components with heat transfer augmentation features
US11268392B2 (en) 2019-10-28 2022-03-08 Rolls-Royce Plc Turbine vane assembly incorporating ceramic matrix composite materials and cooling
JP2023165485A (ja) * 2022-05-06 2023-11-16 三菱重工業株式会社 タービン翼及びガスタービン
CN115013075B (zh) * 2022-08-10 2022-12-06 中国航发四川燃气涡轮研究院 一种防滑花纹状扰流肋及涡轮叶片

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4416585A (en) * 1980-01-17 1983-11-22 Pratt & Whitney Aircraft Of Canada Limited Blade cooling for gas turbine engine
US4514144A (en) * 1983-06-20 1985-04-30 General Electric Company Angled turbulence promoter
US5165852A (en) * 1990-12-18 1992-11-24 General Electric Company Rotation enhanced rotor blade cooling using a double row of coolant passageways
US5156526A (en) * 1990-12-18 1992-10-20 General Electric Company Rotation enhanced rotor blade cooling using a single row of coolant passageways
EP0619134B1 (de) * 1993-04-08 1996-12-18 ABB Management AG Mischkammer
JP3192854B2 (ja) * 1993-12-28 2001-07-30 株式会社東芝 タービン冷却翼
US5536143A (en) * 1995-03-31 1996-07-16 General Electric Co. Closed circuit steam cooled bucket

Also Published As

Publication number Publication date
JPH10274002A (ja) 1998-10-13
DE69714960T2 (de) 2003-05-08
DE69714960T3 (de) 2008-07-17
EP0852285A1 (de) 1998-07-08
JP4063938B2 (ja) 2008-03-19
EP0852285B2 (de) 2007-12-26
EP0852285B1 (de) 2002-08-28
US5797726A (en) 1998-08-25

Similar Documents

Publication Publication Date Title
DE69714960T2 (de) Wirbelelementkonstruktion für Kühlkanäle eines Gasturbinenrotorschaufelblattes
DE69723663D1 (de) Wirbelelementkonstruktion für kühlkanäle einer Gasturbinenschaufel
DE69931844D1 (de) Mantelringkühlung für eine Gasturbine
DE69825232D1 (de) Kühlung einer statorschaufel bei einer gasturbine
DE69910913D1 (de) Kühlbare Schaufel für Gasturbinen
DE69820958T2 (de) Kühlung einer Gasturbinenleitschaufel
DE69919298D1 (de) Kühlstruktur für eine Gasturbinenbrennkammer
DE69828757D1 (de) Kühlung der Anströmkante einer Gasturbinenschaufel
DE69913221D1 (de) Laufradschaufelplatte einer Gasturbine
DE69717528D1 (de) Kühlung für Rotoraufbau einer Turbine
DE69931088D1 (de) Gasturbinenlaufschaufel
DE69908603D1 (de) Dampfgekühlte statorschaufel einer gasturbine
DE69821687D1 (de) Kühlung der leitschaufel einer gasturbine
DE59807705D1 (de) Leitschaufel für eine Gasturbine
DE69820544D1 (de) Rotor für gasturbine mit dampfkühlung
DE50010213D1 (de) Rotor für eine Gasturbine
DE69936243D1 (de) Gasturbinenschaufel
DE69404857T2 (de) Kühlbarer rotoraufbau für eine gasturbine
DE69814341D1 (de) Gekühltes gasturbinenblatt
DE59810315D1 (de) Turbinenschaufel einer Gasturbine
DE69619045D1 (de) Teilweise metallisches Fan-Schaufelblatt für eine Gasturbine
ATE283976T1 (de) Schallreduzierung eines rotorblattes für eine windturbine
DE69817533D1 (de) Gasturbinenschaufel
DE59905282D1 (de) Wabenstruktur-Dichtung inbesondere für eine Gasturbine
DE69718673D1 (de) Kühlbare schaufelstruktur für eine gasturbine

Legal Events

Date Code Title Description
8363 Opposition against the patent
8328 Change in the person/name/address of the agent

Representative=s name: ROEGER UND KOLLEGEN, 73728 ESSLINGEN

8366 Restricted maintained after opposition proceedings