RU2564741C2 - Лопатка турбины и ротор турбины - Google Patents

Лопатка турбины и ротор турбины Download PDF

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Publication number
RU2564741C2
RU2564741C2 RU2011127159/06A RU2011127159A RU2564741C2 RU 2564741 C2 RU2564741 C2 RU 2564741C2 RU 2011127159/06 A RU2011127159/06 A RU 2011127159/06A RU 2011127159 A RU2011127159 A RU 2011127159A RU 2564741 C2 RU2564741 C2 RU 2564741C2
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RU
Russia
Prior art keywords
section
sealing
blade
front wall
transition section
Prior art date
Application number
RU2011127159/06A
Other languages
English (en)
Russian (ru)
Other versions
RU2011127159A (ru
Inventor
Александр Анатольевич Ханин
Илья Михайлович Фёдоров
Андрей Анатольевич Седлов
Original Assignee
Альстом Текнолоджи Лтд
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 Альстом Текнолоджи Лтд filed Critical Альстом Текнолоджи Лтд
Priority to RU2011127159/06A priority Critical patent/RU2564741C2/ru
Priority to EP12174450.2A priority patent/EP2540986A3/de
Publication of RU2011127159A publication Critical patent/RU2011127159A/ru
Application granted granted Critical
Publication of RU2564741C2 publication Critical patent/RU2564741C2/ru

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    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
RU2011127159/06A 2011-07-01 2011-07-01 Лопатка турбины и ротор турбины RU2564741C2 (ru)

Priority Applications (2)

Application Number Priority Date Filing Date Title
RU2011127159/06A RU2564741C2 (ru) 2011-07-01 2011-07-01 Лопатка турбины и ротор турбины
EP12174450.2A EP2540986A3 (de) 2011-07-01 2012-06-29 Turbinenschaufel

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
RU2011127159A RU2011127159A (ru) 2013-01-10
RU2564741C2 true RU2564741C2 (ru) 2015-10-10

Family

ID=46395531

Family Applications (1)

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

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
US20160061048A1 (en) * 2013-03-25 2016-03-03 United Technologies Corporation Rotor blade with l-shaped feather seal
EP2986823B1 (de) * 2013-04-18 2017-11-08 United Technologies Corporation Bauteil mit schaufelprofil
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 (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3801220A (en) * 1970-12-18 1974-04-02 Bbc Sulzer Turbomaschinen Sealing element for a turbo-machine
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
RU2331777C2 (ru) * 2002-10-31 2008-08-20 Дженерал Электрик Компани Турбина с о обеспечивающей уплотнение и ламинарное течение конфигурацией траектории потока
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

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5827047A (en) * 1996-06-27 1998-10-27 United Technologies Corporation Turbine blade damper and seal
JP2002201913A (ja) * 2001-01-09 2002-07-19 Mitsubishi Heavy Ind Ltd ガスタービンの分割壁およびシュラウド
DE102004023130A1 (de) * 2004-05-03 2005-12-01 Rolls-Royce Deutschland Ltd & Co Kg Dichtungs- und Dämpfungssystem für Turbinenschaufeln
GB0808206D0 (en) * 2008-05-07 2008-06-11 Rolls Royce Plc A blade arrangement

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3801220A (en) * 1970-12-18 1974-04-02 Bbc Sulzer Turbomaschinen Sealing element for a turbo-machine
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
RU2331777C2 (ru) * 2002-10-31 2008-08-20 Дженерал Электрик Компани Турбина с о обеспечивающей уплотнение и ламинарное течение конфигурацией траектории потока
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

Also Published As

Publication number Publication date
RU2011127159A (ru) 2013-01-10
EP2540986A2 (de) 2013-01-02
EP2540986A3 (de) 2017-05-31

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PD4A Correction of name of patent owner
MM4A The patent is invalid due to non-payment of fees

Effective date: 20180702