EP1605136A3 - Gekühlte Rotorschaufel - Google Patents

Gekühlte Rotorschaufel Download PDF

Info

Publication number
EP1605136A3
EP1605136A3 EP05253258A EP05253258A EP1605136A3 EP 1605136 A3 EP1605136 A3 EP 1605136A3 EP 05253258 A EP05253258 A EP 05253258A EP 05253258 A EP05253258 A EP 05253258A EP 1605136 A3 EP1605136 A3 EP 1605136A3
Authority
EP
European Patent Office
Prior art keywords
disposed
radial passage
rotor blade
passages
rib
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.)
Granted
Application number
EP05253258A
Other languages
English (en)
French (fr)
Other versions
EP1605136A2 (de
EP1605136B1 (de
Inventor
Jr. Dominic J. Mongillo
Shawn J. Gregg
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of EP1605136A2 publication Critical patent/EP1605136A2/de
Publication of EP1605136A3 publication Critical patent/EP1605136A3/de
Application granted granted Critical
Publication of EP1605136B1 publication Critical patent/EP1605136B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • 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
    • F05D2260/202—Heat transfer, e.g. cooling by film cooling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
EP05253258A 2004-05-27 2005-05-27 Gekühlte Rotorschaufel Active EP1605136B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US855049 1997-05-13
US10/855,049 US20050265839A1 (en) 2004-05-27 2004-05-27 Cooled rotor blade

Publications (3)

Publication Number Publication Date
EP1605136A2 EP1605136A2 (de) 2005-12-14
EP1605136A3 true EP1605136A3 (de) 2009-01-21
EP1605136B1 EP1605136B1 (de) 2012-08-15

Family

ID=34941471

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05253258A Active EP1605136B1 (de) 2004-05-27 2005-05-27 Gekühlte Rotorschaufel

Country Status (3)

Country Link
US (1) US20050265839A1 (de)
EP (1) EP1605136B1 (de)
JP (1) JP2005337256A (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7632071B2 (en) * 2005-12-15 2009-12-15 United Technologies Corporation Cooled turbine blade
EP2096261A1 (de) * 2008-02-28 2009-09-02 Siemens Aktiengesellschaft Turbinenschaufel für eine stationäre Gasturbine
FR2961552B1 (fr) * 2010-06-21 2014-01-31 Snecma Aube de turbine a cavite de bord d'attaque refroidie par impact
US9279331B2 (en) * 2012-04-23 2016-03-08 United Technologies Corporation Gas turbine engine airfoil with dirt purge feature and core for making same
US9759072B2 (en) 2012-08-30 2017-09-12 United Technologies Corporation Gas turbine engine airfoil cooling circuit arrangement
US9115590B2 (en) 2012-09-26 2015-08-25 United Technologies Corporation Gas turbine engine airfoil cooling circuit
EP2998507A1 (de) * 2014-09-16 2016-03-23 Siemens Aktiengesellschaft Eine gekühlte Turbinenschaufel, welche interne Verbindungsrippen zwischen den Kühlräumen beinhaltet, welche Sollbruchstellen zur Verringerung von Thermischen Spannungen aufweisen
WO2016076834A1 (en) * 2014-11-11 2016-05-19 Siemens Aktiengesellschaft Turbine blade with axial tip cooling circuit
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
US9885243B2 (en) 2015-10-27 2018-02-06 General Electric Company Turbine bucket having outlet path in shroud
CN105888737A (zh) * 2016-06-21 2016-08-24 中国船舶重工集团公司第七�三研究所 一种新型高压涡轮动叶空气冷却结构
US11021967B2 (en) * 2017-04-03 2021-06-01 General Electric Company Turbine engine component with a core tie hole
US10767490B2 (en) 2017-09-08 2020-09-08 Raytheon Technologies Corporation Hot section engine components having segment gap discharge holes
US10787932B2 (en) * 2018-07-13 2020-09-29 Honeywell International Inc. Turbine blade with dust tolerant cooling system
US11168571B2 (en) * 2019-02-08 2021-11-09 Raytheon Technologies Corporation Airfoil having dead-end tip flag cavity

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5660524A (en) * 1992-07-13 1997-08-26 General Electric Company Airfoil blade having a serpentine cooling circuit and impingement cooling
EP0896127A2 (de) * 1997-08-07 1999-02-10 United Technologies Corporation Schaufelkühlung
EP0899425A2 (de) * 1997-09-01 1999-03-03 Asea Brown Boveri AG Turbinenschaufel einer Gasturbine
US20030026698A1 (en) * 2001-08-02 2003-02-06 Flodman David Allen Trichannel airfoil leading edge cooling

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6672836B2 (en) * 2001-12-11 2004-01-06 United Technologies Corporation Coolable rotor blade for an industrial gas turbine engine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5660524A (en) * 1992-07-13 1997-08-26 General Electric Company Airfoil blade having a serpentine cooling circuit and impingement cooling
EP0896127A2 (de) * 1997-08-07 1999-02-10 United Technologies Corporation Schaufelkühlung
EP0899425A2 (de) * 1997-09-01 1999-03-03 Asea Brown Boveri AG Turbinenschaufel einer Gasturbine
US20030026698A1 (en) * 2001-08-02 2003-02-06 Flodman David Allen Trichannel airfoil leading edge cooling

Also Published As

Publication number Publication date
US20050265839A1 (en) 2005-12-01
JP2005337256A (ja) 2005-12-08
EP1605136A2 (de) 2005-12-14
EP1605136B1 (de) 2012-08-15

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