DE602005000796T2 - Gekühlte Rotorschaufel - Google Patents

Gekühlte Rotorschaufel Download PDF

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Publication number
DE602005000796T2
DE602005000796T2 DE602005000796T DE602005000796T DE602005000796T2 DE 602005000796 T2 DE602005000796 T2 DE 602005000796T2 DE 602005000796 T DE602005000796 T DE 602005000796T DE 602005000796 T DE602005000796 T DE 602005000796T DE 602005000796 T2 DE602005000796 T2 DE 602005000796T2
Authority
DE
Germany
Prior art keywords
inlet
line
leading edge
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centered
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
DE602005000796T
Other languages
German (de)
English (en)
Other versions
DE602005000796D1 (de
Inventor
John W. Longmeadow Magowan
David Tolland Krause
Shawn J. Wethersfield Gregg
Frank Thomas Rocky Hill Cucinella
Raymond C. Newington Surace
Dominic J. West Hartford Mongillo Jr.
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.)
RTX 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 DE602005000796D1 publication Critical patent/DE602005000796D1/de
Application granted granted Critical
Publication of DE602005000796T2 publication Critical patent/DE602005000796T2/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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
    • 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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE602005000796T 2004-05-27 2005-05-27 Gekühlte Rotorschaufel Expired - Lifetime DE602005000796T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/855,149 US7059825B2 (en) 2004-05-27 2004-05-27 Cooled rotor blade
US855149 2004-05-27

Publications (2)

Publication Number Publication Date
DE602005000796D1 DE602005000796D1 (de) 2007-05-16
DE602005000796T2 true DE602005000796T2 (de) 2007-08-16

Family

ID=34941472

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005000796T Expired - Lifetime DE602005000796T2 (de) 2004-05-27 2005-05-27 Gekühlte Rotorschaufel

Country Status (4)

Country Link
US (1) US7059825B2 (enExample)
EP (1) EP1605137B1 (enExample)
JP (1) JP2005337251A (enExample)
DE (1) DE602005000796T2 (enExample)

Families Citing this family (18)

* 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
US7625178B2 (en) * 2006-08-30 2009-12-01 Honeywell International Inc. High effectiveness cooled turbine blade
US7871246B2 (en) * 2007-02-15 2011-01-18 Siemens Energy, Inc. Airfoil for a gas turbine
US7819629B2 (en) * 2007-02-15 2010-10-26 Siemens Energy, Inc. Blade for a gas turbine
EP1975372A1 (en) * 2007-03-28 2008-10-01 Siemens Aktiengesellschaft Eccentric chamfer at inlet of branches in a flow channel
US7967563B1 (en) * 2007-11-19 2011-06-28 Florida Turbine Technologies, Inc. Turbine blade with tip section cooling channel
EP2236746A1 (en) * 2009-03-23 2010-10-06 Alstom Technology Ltd Gas turbine
US8353669B2 (en) * 2009-08-18 2013-01-15 United Technologies Corporation Turbine vane platform leading edge cooling holes
US8622702B1 (en) * 2010-04-21 2014-01-07 Florida Turbine Technologies, Inc. Turbine blade with cooling air inlet holes
US8920123B2 (en) 2012-12-14 2014-12-30 Siemens Aktiengesellschaft Turbine blade with integrated serpentine and axial tip cooling circuits
WO2014120565A1 (en) 2013-02-04 2014-08-07 United Technologies Corporation Bell mouth inlet for turbine blade
KR20150109281A (ko) * 2014-03-19 2015-10-01 알스톰 테크놀러지 리미티드 냉각 보어 입구들을 갖는 로터 샤프트
FR3021697B1 (fr) * 2014-05-28 2021-09-17 Snecma Aube de turbine a refroidissement optimise
EP3059394B1 (en) * 2015-02-18 2019-10-30 Ansaldo Energia Switzerland AG Turbine blade and set of turbine blades
US20170234447A1 (en) * 2016-02-12 2017-08-17 United Technologies Corporation Methods and systems for modulating airflow
US10830052B2 (en) 2016-09-15 2020-11-10 Honeywell International Inc. Gas turbine component with cooling aperture having shaped inlet and method of forming the same
WO2019008656A1 (ja) * 2017-07-04 2019-01-10 東芝エネルギーシステムズ株式会社 タービン翼及びタービン
US11021961B2 (en) 2018-12-05 2021-06-01 General Electric Company Rotor assembly thermal attenuation structure and system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2165315B (en) * 1984-10-04 1987-12-31 Rolls Royce Improvements in or relating to hollow fluid cooled turbine blades
US5700131A (en) * 1988-08-24 1997-12-23 United Technologies Corporation Cooled blades for a gas turbine engine
US5599166A (en) * 1994-11-01 1997-02-04 United Technologies Corporation Core for fabrication of gas turbine engine airfoils
US5738489A (en) * 1997-01-03 1998-04-14 General Electric Company Cooled turbine blade platform
US6139269A (en) * 1997-12-17 2000-10-31 United Technologies Corporation Turbine blade with multi-pass cooling and cooling air addition
EP1041246A1 (de) * 1999-03-29 2000-10-04 Siemens Aktiengesellschaft Kühlmitteldurchströmte, gegossene Gasturbinenschaufel sowie Vorrichtung und Verfahren zur Herstellung eines Verteilerraums der Gasturbinenschaufel
US6634858B2 (en) * 2001-06-11 2003-10-21 Alstom (Switzerland) Ltd Gas turbine airfoil
US6932570B2 (en) * 2002-05-23 2005-08-23 General Electric Company Methods and apparatus for extending gas turbine engine airfoils useful life
US7014424B2 (en) * 2003-04-08 2006-03-21 United Technologies Corporation Turbine element

Also Published As

Publication number Publication date
EP1605137A1 (en) 2005-12-14
US20050265841A1 (en) 2005-12-01
JP2005337251A (ja) 2005-12-08
DE602005000796D1 (de) 2007-05-16
EP1605137B1 (en) 2007-04-04
US7059825B2 (en) 2006-06-13

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