EP2540986A3 - Turbinenschaufel - Google Patents

Turbinenschaufel Download PDF

Info

Publication number
EP2540986A3
EP2540986A3 EP12174450.2A EP12174450A EP2540986A3 EP 2540986 A3 EP2540986 A3 EP 2540986A3 EP 12174450 A EP12174450 A EP 12174450A EP 2540986 A3 EP2540986 A3 EP 2540986A3
Authority
EP
European Patent Office
Prior art keywords
blade
turbine
platform
turbine blade
top plate
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Withdrawn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
EP12174450.2A
Other languages
English (en)
French (fr)
Other versions
EP2540986A2 (de
Inventor
Alexander Anatolievich Khanin
Ilya Mikhailovich Fedorov
Andrey Anatolievich Sedlov
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 Technology GmbH
Original Assignee
General Electric Technology GmbH
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 Technology GmbH filed Critical General Electric Technology GmbH
Publication of EP2540986A2 publication Critical patent/EP2540986A2/de
Publication of EP2540986A3 publication Critical patent/EP2540986A3/de
Withdrawn legal-status Critical Current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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
    • 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
    • F01D11/005—Sealing means between non relatively rotating elements
    • F01D11/006—Sealing the gap between rotor blades or blades and rotor
    • F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms
    • 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
    • F05D2240/00—Components
    • F05D2240/80—Platforms for stationary or moving blades

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
EP12174450.2A 2011-07-01 2012-06-29 Turbinenschaufel Withdrawn EP2540986A3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2011127159/06A RU2564741C2 (ru) 2011-07-01 2011-07-01 Лопатка турбины и ротор турбины

Publications (2)

Publication Number Publication Date
EP2540986A2 EP2540986A2 (de) 2013-01-02
EP2540986A3 true EP2540986A3 (de) 2017-05-31

Family

ID=46395531

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12174450.2A Withdrawn EP2540986A3 (de) 2011-07-01 2012-06-29 Turbinenschaufel

Country Status (2)

Country Link
EP (1) EP2540986A3 (de)
RU (1) RU2564741C2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2978938B1 (de) * 2013-03-25 2020-07-29 United Technologies Corporation Turbinenanordnung mit l-förmiger federdichtung
US10047617B2 (en) 2013-04-18 2018-08-14 United Technologies Corporation Gas turbine engine airfoil platform edge geometry
DE102013220467A1 (de) * 2013-10-10 2015-05-07 MTU Aero Engines AG Rotor mit einem Rotorgrundkörper und einer Mehrzahl daran angebrachter Laufschaufeln
EP3438410B1 (de) 2017-08-01 2021-09-29 General Electric Company Dichtungssystem für eine rotationsmaschine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0816638A2 (de) * 1996-06-27 1998-01-07 United Technologies Corporation Dämpfungs- und Dichtungselement für Turbinenschaufeln
EP1221539A2 (de) * 2001-01-09 2002-07-10 Mitsubishi Heavy Industries, Ltd. Dichtung eines Turbinenmantelrings
EP1600606A1 (de) * 2004-05-03 2005-11-30 Rolls-Royce Deutschland Ltd & Co KG Dichtungs- und Dämpfungssystem für Turbinenschaufeln
EP2116692A2 (de) * 2008-05-07 2009-11-11 Rolls-Royce plc Turbinenschaufelanordnung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH525419A (de) * 1970-12-18 1972-07-15 Bbc Sulzer Turbomaschinen Dichtungsvorrichtung für Turbomaschinen
US4714410A (en) * 1986-08-18 1987-12-22 Westinghouse Electric Corp. Trailing edge support for control stage steam turbine blade
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
US6779972B2 (en) * 2002-10-31 2004-08-24 General Electric Company Flowpath sealing and streamlining configuration for a turbine
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

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0816638A2 (de) * 1996-06-27 1998-01-07 United Technologies Corporation Dämpfungs- und Dichtungselement für Turbinenschaufeln
EP1221539A2 (de) * 2001-01-09 2002-07-10 Mitsubishi Heavy Industries, Ltd. Dichtung eines Turbinenmantelrings
EP1600606A1 (de) * 2004-05-03 2005-11-30 Rolls-Royce Deutschland Ltd & Co KG Dichtungs- und Dämpfungssystem für Turbinenschaufeln
EP2116692A2 (de) * 2008-05-07 2009-11-11 Rolls-Royce plc Turbinenschaufelanordnung

Also Published As

Publication number Publication date
RU2011127159A (ru) 2013-01-10
RU2564741C2 (ru) 2015-10-10
EP2540986A2 (de) 2013-01-02

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