RU2009133730A - Паровая турбина, имеющая ступень с лопатками, выполненными из различных материалов - Google Patents

Паровая турбина, имеющая ступень с лопатками, выполненными из различных материалов Download PDF

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Publication number
RU2009133730A
RU2009133730A RU2009133730/06A RU2009133730A RU2009133730A RU 2009133730 A RU2009133730 A RU 2009133730A RU 2009133730/06 A RU2009133730/06 A RU 2009133730/06A RU 2009133730 A RU2009133730 A RU 2009133730A RU 2009133730 A RU2009133730 A RU 2009133730A
Authority
RU
Russia
Prior art keywords
blades
steam turbine
stage
different
around
Prior art date
Application number
RU2009133730/06A
Other languages
English (en)
Russian (ru)
Inventor
Роберт Джеймс БРАКЕН (US)
Роберт Джеймс БРАКЕН
Original Assignee
Дженерал Электрик Компани (US)
Дженерал Электрик Компани
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 Дженерал Электрик Компани (US), Дженерал Электрик Компани filed Critical Дженерал Электрик Компани (US)
Publication of RU2009133730A publication Critical patent/RU2009133730A/ru

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
    • F01D5/14—Form or construction
    • F01D5/16—Form or construction for counteracting blade vibration
    • 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
    • F01D5/027—Arrangements for balancing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2201/00—Metals
    • F05C2201/04—Heavy metals
    • F05C2201/0433—Iron group; Ferrous alloys, e.g. steel
    • F05C2201/0466—Nickel
    • 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
    • F05D2240/10—Stators
    • F05D2240/11—Shroud seal segments
    • 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
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise
    • F05D2260/961—Preventing, counteracting or reducing vibration or noise by mistuning rotor blades or stator vanes with irregular interblade spacing, airfoil shape
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/10—Metals, alloys or intermetallic compounds
    • F05D2300/17—Alloys
    • F05D2300/171—Steel alloys
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/50—Intrinsic material properties or characteristics
    • F05D2300/502—Thermal properties
    • F05D2300/5021—Expansivity
    • F05D2300/50212—Expansivity dissimilar

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
RU2009133730/06A 2008-09-09 2009-09-08 Паровая турбина, имеющая ступень с лопатками, выполненными из различных материалов RU2009133730A (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/206,852 2008-09-09
US12/206,852 US8100641B2 (en) 2008-09-09 2008-09-09 Steam turbine having stage with buckets of different materials

Publications (1)

Publication Number Publication Date
RU2009133730A true RU2009133730A (ru) 2011-03-20

Family

ID=41082978

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2009133730/06A RU2009133730A (ru) 2008-09-09 2009-09-08 Паровая турбина, имеющая ступень с лопатками, выполненными из различных материалов

Country Status (4)

Country Link
US (1) US8100641B2 (https=)
EP (1) EP2161410A1 (https=)
JP (1) JP2010065688A (https=)
RU (1) RU2009133730A (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8118557B2 (en) * 2009-03-25 2012-02-21 General Electric Company Steam turbine rotating blade of 52 inch active length for steam turbine low pressure application
WO2013110367A1 (de) * 2012-01-25 2013-08-01 Siemens Aktiengesellschaft Rotor für eine strömungsmaschine
EP2706196A1 (en) * 2012-09-07 2014-03-12 Siemens Aktiengesellschaft Turbine vane arrangement
WO2014130332A1 (en) * 2013-02-21 2014-08-28 United Technologies Corporation Gas turbine engine having a mistuned stage
WO2014197119A2 (en) 2013-04-16 2014-12-11 United Technologies Corporation Rotors with modulus mistuned airfoils
DE102013226015A1 (de) 2013-12-16 2015-07-16 MTU Aero Engines AG Schaufelgitter
FR3018849B1 (fr) * 2014-03-24 2018-03-16 Safran Aircraft Engines Piece de revolution pour un rotor de turbomachine
US10533424B2 (en) 2015-04-20 2020-01-14 Pratt & Whitney Canada Corp. Gas turbine engine rotor mistuning

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59150903A (ja) 1983-02-09 1984-08-29 Toshiba Corp 回転機械の翼配列構造
DE4324960A1 (de) * 1993-07-24 1995-01-26 Mtu Muenchen Gmbh Laufrad einer Turbomaschine, insbesondere einer Turbine eines Gasturbinentriebwerks
FR2738283B1 (fr) 1995-08-30 1997-09-26 Snecma Agencement de turbomachine comprenant une grille d'aubes et un carter intermediaire
US6471482B2 (en) * 2000-11-30 2002-10-29 United Technologies Corporation Frequency-mistuned light-weight turbomachinery blade rows for increased flutter stability
DE10313489A1 (de) * 2003-03-26 2004-10-14 Alstom Technology Ltd Axial durchströmte thermische Turbomaschine
US6854959B2 (en) * 2003-04-16 2005-02-15 General Electric Company Mixed tuned hybrid bucket and related method
US7147437B2 (en) * 2004-08-09 2006-12-12 General Electric Company Mixed tuned hybrid blade related method
JP2006144575A (ja) 2004-11-16 2006-06-08 Mitsubishi Heavy Ind Ltd 軸流形回転流体機械
JP2007231868A (ja) 2006-03-02 2007-09-13 Hitachi Ltd 蒸気タービン動翼およびそれを用いた蒸気タービン並びに蒸気タービン発電プラント

Also Published As

Publication number Publication date
EP2161410A1 (en) 2010-03-10
US8100641B2 (en) 2012-01-24
JP2010065688A (ja) 2010-03-25
US20100061857A1 (en) 2010-03-11

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Legal Events

Date Code Title Description
FA92 Acknowledgement of application withdrawn (lack of supplementary materials submitted)

Effective date: 20140128