CH698335A2 - Turbinenschaufel mit einem gekühlten Deckblatt. - Google Patents

Turbinenschaufel mit einem gekühlten Deckblatt. Download PDF

Info

Publication number
CH698335A2
CH698335A2 CH00005/09A CH52009A CH698335A2 CH 698335 A2 CH698335 A2 CH 698335A2 CH 00005/09 A CH00005/09 A CH 00005/09A CH 52009 A CH52009 A CH 52009A CH 698335 A2 CH698335 A2 CH 698335A2
Authority
CH
Switzerland
Prior art keywords
cooling cavity
wall
ribs
cooling
topsheet
Prior art date
Application number
CH00005/09A
Other languages
German (de)
English (en)
Inventor
Robert Alan Brittingham
Mark Stefan Maier
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 CH698335A2 publication Critical patent/CH698335A2/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
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
    • 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)
CH00005/09A 2008-01-10 2009-01-06 Turbinenschaufel mit einem gekühlten Deckblatt. CH698335A2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/971,967 US20090180894A1 (en) 2008-01-10 2008-01-10 Turbine blade tip shroud

Publications (1)

Publication Number Publication Date
CH698335A2 true CH698335A2 (de) 2009-07-15

Family

ID=40758654

Family Applications (1)

Application Number Title Priority Date Filing Date
CH00005/09A CH698335A2 (de) 2008-01-10 2009-01-06 Turbinenschaufel mit einem gekühlten Deckblatt.

Country Status (5)

Country Link
US (1) US20090180894A1 (ja)
JP (1) JP2009168015A (ja)
CN (1) CN101482032A (ja)
CH (1) CH698335A2 (ja)
DE (1) DE102009003328A1 (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9249667B2 (en) 2012-03-15 2016-02-02 General Electric Company Turbomachine blade with improved stiffness to weight ratio
EP2713009B1 (en) * 2012-09-26 2015-03-11 Alstom Technology Ltd Cooling method and system for cooling blades of at least one blade row in a rotary flow machine
US9759070B2 (en) * 2013-08-28 2017-09-12 General Electric Company Turbine bucket tip shroud
JP6066948B2 (ja) * 2014-03-13 2017-01-25 三菱重工業株式会社 シュラウド、動翼体、及び回転機械
US10526900B2 (en) * 2015-06-29 2020-01-07 Siemens Aktiengesellschaft Shrouded turbine blade
US10982554B2 (en) * 2016-10-28 2021-04-20 General Electric Company Tip shroud for a turbine engine
US10301943B2 (en) * 2017-06-30 2019-05-28 General Electric Company Turbomachine rotor blade
CN115324657A (zh) * 2022-10-12 2022-11-11 中国航发四川燃气涡轮研究院 涡轮工作叶片叶冠冷却结构

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5350277A (en) * 1992-11-20 1994-09-27 General Electric Company Closed-circuit steam-cooled bucket with integrally cooled shroud for gas turbines and methods of steam-cooling the buckets and shrouds
DE59912323D1 (de) * 1998-12-24 2005-09-01 Alstom Technology Ltd Baden Turbinenschaufel mit aktiv gekühltem Deckbandelememt
US6241467B1 (en) * 1999-08-02 2001-06-05 United Technologies Corporation Stator vane for a rotary machine
DE19963377A1 (de) * 1999-12-28 2001-07-12 Abb Alstom Power Ch Ag Turbinenschaufel mit aktiv gekühltem Deckbandelement
DE10064265A1 (de) * 2000-12-22 2002-07-04 Alstom Switzerland Ltd Vorrichtung und Verfahren zur Kühlung einer Plattform einer Turbinenschaufel
US6471480B1 (en) * 2001-04-16 2002-10-29 United Technologies Corporation Thin walled cooled hollow tip shroud
US6869270B2 (en) * 2002-06-06 2005-03-22 General Electric Company Turbine blade cover cooling apparatus and method of fabrication
WO2006029983A1 (de) * 2004-09-16 2006-03-23 Alstom Technology Ltd Strömungsmaschinenschaufel mit fluidisch gekühltem deckband
US7686581B2 (en) * 2006-06-07 2010-03-30 General Electric Company Serpentine cooling circuit and method for cooling tip shroud

Also Published As

Publication number Publication date
DE102009003328A1 (de) 2009-07-16
CN101482032A (zh) 2009-07-15
JP2009168015A (ja) 2009-07-30
US20090180894A1 (en) 2009-07-16

Similar Documents

Publication Publication Date Title
CH698336A2 (de) Turbinenschaufel mit einem gekühlten Deckblatt.
DE102009003318B4 (de) Turbinenschaufelspitzenmantel
DE102008055590B4 (de) Turbinenschaufel-Deckband
CH698335A2 (de) Turbinenschaufel mit einem gekühlten Deckblatt.
DE69210862T2 (de) Turbinenschaufel mit Luftfilmkühlungsbohrungen mit mehreren Auslässen
DE602004000633T2 (de) Turbinenschaufel
DE69908603T2 (de) Dampfgekühlte statorschaufel einer gasturbine
DE60015233T2 (de) Turbinenschaufel mit interner Kühlung
DE69833538T2 (de) Kühlungskonfiguration für eine Strömungsmaschinenschaufel
DE102011053892A1 (de) Apparatur und Verfahren zur Kühlung der Plattformbereiche von Turbinenrotorschaufeln
DE102011054876A1 (de) Vorrichtung und Verfahren zum Kühlen von Plattformregionen von Turbinenlaufschaufeln
DE60223115T2 (de) Kühlfluidführung bei einem Gasturbinenschaufelblatt
DE69714960T3 (de) Wirbelelementkonstruktion für Kühlkanäle eines Gasturbinenrotorschaufelblattes
DE102011053873A1 (de) Vorrichtung und Verfahren zur Kühlung von Plattformbereichen von Turbinenlaufschaufeln
DE102013109146A1 (de) Kühlanordnung für den Plattformbereich einer Turbinenlaufschaufel
DE102014119693B4 (de) Turbinenschaufel mit hohlem schaufelblatt mit inneren rippen und kühlkanälen
DE102011054880A1 (de) Vorrichtungen, Systeme und Verfahren zur Kühlung der Plattformregion von Turbinenlaufschaufeln
DE102011053874A1 (de) Vorrichtung und Verfahren zum Kühlen von Plattformbereichen von Turbinenrotorschaufeln
CH709094A2 (de) Turbinenschaufel mit einer Kammer zur Aufnahme eines Kühlmittelstroms.
DE19859787A1 (de) Gekühlte Turbinenschaufel
DE102014100087A1 (de) Innenaufbau einer Turbinenlaufschaufel
DE3518314A1 (de) Turbinenschaufel
DE102011053761A1 (de) Vorrichtung und Verfahren zur Kühlung von Plattformbereichen von Turbinenlaufschaufeln
DE102014119418A1 (de) Strukturelle Anordnungen und Kühlkreise in Turbinenschaufeln
DE69925447T2 (de) Kühlbare Schaufelblätter

Legal Events

Date Code Title Description
AZW Rejection (application)