FR2976019A1 - Distributeur de turbine - Google Patents

Distributeur de turbine Download PDF

Info

Publication number
FR2976019A1
FR2976019A1 FR1254744A FR1254744A FR2976019A1 FR 2976019 A1 FR2976019 A1 FR 2976019A1 FR 1254744 A FR1254744 A FR 1254744A FR 1254744 A FR1254744 A FR 1254744A FR 2976019 A1 FR2976019 A1 FR 2976019A1
Authority
FR
France
Prior art keywords
blade
turbine
axial
axial tooth
fluid
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.)
Withdrawn
Application number
FR1254744A
Other languages
English (en)
French (fr)
Inventor
Jr Fred Thomas Wiilett
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
Publication of FR2976019A1 publication Critical patent/FR2976019A1/fr
Withdrawn legal-status Critical Current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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth 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
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/16—Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR1254744A 2011-05-31 2012-05-24 Distributeur de turbine Withdrawn FR2976019A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/118,686 US20120308360A1 (en) 2011-05-31 2011-05-31 Overlap seal for turbine nozzle assembly

Publications (1)

Publication Number Publication Date
FR2976019A1 true FR2976019A1 (fr) 2012-12-07

Family

ID=47173518

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1254744A Withdrawn FR2976019A1 (fr) 2011-05-31 2012-05-24 Distributeur de turbine

Country Status (4)

Country Link
US (1) US20120308360A1 (de)
DE (1) DE102012104620A1 (de)
FR (1) FR2976019A1 (de)
RU (1) RU2012122108A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108431369B (zh) * 2015-12-24 2020-08-14 三菱日立电力系统株式会社 蒸汽涡轮

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1819864A (en) * 1930-03-24 1931-08-18 Gen Electric Elastic fluid turbine
US2552239A (en) * 1946-10-29 1951-05-08 Gen Electric Turbine rotor cooling arrangement
US4882902A (en) * 1986-04-30 1989-11-28 General Electric Company Turbine cooling air transferring apparatus
US6506016B1 (en) * 2001-11-15 2003-01-14 General Electric Company Angel wing seals for blades of a gas turbine and methods for determining angel wing seal profiles
US7488153B2 (en) * 2002-07-01 2009-02-10 Alstom Technology Ltd. Steam turbine
FR2851010B1 (fr) * 2003-02-06 2005-04-15 Snecma Moteurs Dispositif de ventilation d'un rotor de turbine a haute pression d'une turbomachine
GB0319002D0 (en) * 2003-05-13 2003-09-17 Alstom Switzerland Ltd Improvements in or relating to steam turbines
US7465152B2 (en) * 2005-09-16 2008-12-16 General Electric Company Angel wing seals for turbine blades and methods for selecting stator, rotor and wing seal profiles
US8262342B2 (en) * 2008-07-10 2012-09-11 Honeywell International Inc. Gas turbine engine assemblies with recirculated hot gas ingestion

Also Published As

Publication number Publication date
US20120308360A1 (en) 2012-12-06
RU2012122108A (ru) 2013-12-10
DE102012104620A1 (de) 2012-12-06

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20160129