PL2220342T3 - Ekran ochronny przed erozją dla łopatek wirnika - Google Patents

Ekran ochronny przed erozją dla łopatek wirnika

Info

Publication number
PL2220342T3
PL2220342T3 PL08864232T PL08864232T PL2220342T3 PL 2220342 T3 PL2220342 T3 PL 2220342T3 PL 08864232 T PL08864232 T PL 08864232T PL 08864232 T PL08864232 T PL 08864232T PL 2220342 T3 PL2220342 T3 PL 2220342T3
Authority
PL
Poland
Prior art keywords
rotor blades
protection shield
erosion protection
erosion
shield
Prior art date
Application number
PL08864232T
Other languages
English (en)
Polish (pl)
Inventor
Norbert Sürken
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of PL2220342T3 publication Critical patent/PL2220342T3/pl

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
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
    • 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
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/146—Shape, i.e. outer, aerodynamic form of blades with tandem configuration, split blades or slotted 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
    • F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow 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
    • F01D5/30—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
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/31—Application in turbines in steam turbines
    • 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
    • F05D2250/00—Geometry
    • F05D2250/30—Arrangement of components
    • F05D2250/34—Arrangement of components translated
    • 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
    • F05D2260/95—Preventing corrosion

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
PL08864232T 2007-12-20 2008-11-27 Ekran ochronny przed erozją dla łopatek wirnika PL2220342T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP07024843A EP2072757A1 (de) 2007-12-20 2007-12-20 Erosionsschutzschild für Laufschaleln
EP08864232A EP2220342B1 (de) 2007-12-20 2008-11-27 Erosionsschutzschild für laufschaufeln
PCT/EP2008/066307 WO2009080439A1 (de) 2007-12-20 2008-11-27 Erosionsschutzschild für laufschaufeln

Publications (1)

Publication Number Publication Date
PL2220342T3 true PL2220342T3 (pl) 2013-05-31

Family

ID=39313050

Family Applications (1)

Application Number Title Priority Date Filing Date
PL08864232T PL2220342T3 (pl) 2007-12-20 2008-11-27 Ekran ochronny przed erozją dla łopatek wirnika

Country Status (6)

Country Link
US (1) US20100322775A1 (de)
EP (2) EP2072757A1 (de)
JP (1) JP5064570B2 (de)
CN (1) CN101903618B (de)
PL (1) PL2220342T3 (de)
WO (1) WO2009080439A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2439376A1 (de) * 2010-10-05 2012-04-11 Siemens Aktiengesellschaft Laufschaufel mit Deckplatte für eine Dampfturbine
ITMI20120779A1 (it) * 2012-05-08 2013-11-09 Franco Tosi Meccanica S P A Stadio rotorico di turbina assiale a protezione anti-erosione migliorata
US9644483B2 (en) * 2013-03-01 2017-05-09 General Electric Company Turbomachine bucket having flow interrupter and related turbomachine
FR3045710B1 (fr) * 2015-12-21 2018-01-26 Safran Aircraft Engines Bouclier de bord d'attaque
US12037921B2 (en) 2022-08-04 2024-07-16 General Electric Company Fan for a turbine engine
US12134974B2 (en) 2022-08-04 2024-11-05 General Electric Company Core air leakage redirection structures for aircraft engines
US12571311B2 (en) 2022-10-25 2026-03-10 General Electric Company Erosion-shielded turbine blades and methods of manufacturing the same
US12129769B2 (en) 2022-10-25 2024-10-29 Ge Infrastructure Technology Llc Erosion-shielded turbine blades and methods of manufacturing the same
US20250223909A1 (en) * 2022-12-21 2025-07-10 General Electric Company Outlet guide vane assembly for a turbofan engine
US12276199B2 (en) * 2022-12-21 2025-04-15 General Electric Company Outlet guide vane assembly for a turbofan engine
US12460549B1 (en) * 2025-05-30 2025-11-04 General Electric Company Pitch-controlled blade retention collar

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3702222A (en) * 1971-01-13 1972-11-07 Westinghouse Electric Corp Rotor blade structure
US3751182A (en) * 1971-08-20 1973-08-07 Westinghouse Electric Corp Guide vanes for supersonic turbine blades
JPS5321045B2 (de) * 1972-08-18 1978-06-30
JPS55100005U (de) * 1979-01-08 1980-07-11
JPS55134703A (en) * 1979-04-06 1980-10-20 Hitachi Ltd Blade structure
US4512718A (en) * 1982-10-14 1985-04-23 United Technologies Corporation Tandem fan stage for gas turbine engines
JPH03267505A (ja) * 1990-03-19 1991-11-28 Hitachi Ltd エロージヨンシールド付きタービン動翼
JP3313487B2 (ja) * 1993-11-30 2002-08-12 株式会社東芝 蒸気タービンノズル
DE4411679C1 (de) * 1994-04-05 1994-12-01 Mtu Muenchen Gmbh Schaufelblatt in Faserverbundbauweise mit Schutzprofil
GB2293631B (en) * 1994-09-30 1998-09-09 Gen Electric Composite fan blade trailing edge reinforcement
JPH08232604A (ja) * 1995-02-27 1996-09-10 Toshiba Corp 蒸気タービンのエロージョン防止装置
JPH08254104A (ja) * 1995-03-16 1996-10-01 Mitsubishi Heavy Ind Ltd 蒸気タービン内湿分除去装置
JP4441836B2 (ja) * 2000-03-03 2010-03-31 株式会社Ｉｈｉ 二次流れ抑制翼列
JP3950308B2 (ja) * 2001-07-16 2007-08-01 三菱重工業株式会社 蒸気タービン内湿分除去装置

Also Published As

Publication number Publication date
EP2220342B1 (de) 2012-12-26
CN101903618A (zh) 2010-12-01
JP2011506841A (ja) 2011-03-03
CN101903618B (zh) 2015-08-05
EP2220342A1 (de) 2010-08-25
JP5064570B2 (ja) 2012-10-31
EP2072757A1 (de) 2009-06-24
US20100322775A1 (en) 2010-12-23
WO2009080439A1 (de) 2009-07-02

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