CH707021A2 - Schaufelspitzeneinsatz für eine Turbomaschine. - Google Patents

Schaufelspitzeneinsatz für eine Turbomaschine. Download PDF

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Publication number
CH707021A2
CH707021A2 CH01579/13A CH15792013A CH707021A2 CH 707021 A2 CH707021 A2 CH 707021A2 CH 01579/13 A CH01579/13 A CH 01579/13A CH 15792013 A CH15792013 A CH 15792013A CH 707021 A2 CH707021 A2 CH 707021A2
Authority
CH
Switzerland
Prior art keywords
turbine blade
insert
pocket
structural component
turbine
Prior art date
Application number
CH01579/13A
Other languages
English (en)
Inventor
Herbert Chidsey Roberts
Glenn Curtis Taxacher
John Mcconnell Delvaux
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of CH707021A2 publication Critical patent/CH707021A2/de

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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • 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
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • 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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • 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
    • 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
    • F05D2220/32—Application in turbines in gas turbines
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

Die Erfindung betrifft eine Schaufelspitze einer Turbomaschine. Die Schaufelspitze enthält einen Spitzendeckbandeinsatz (66), der einen festgehaltenen Abschnitt (80), der eingerichtet ist, um innerhalb einer Tasche (68) einer Turbomaschinenschaufel (22) gehalten zu sein und einen hervorstehenden Abschnitt (82) aufweist, der eingerichtet ist, um eine dynamische Dichtung mit einer stationären strukturellen Komponente, die die Turbomaschinenschaufel (22) umgibt, zu bilden.
CH01579/13A 2012-09-20 2013-09-16 Schaufelspitzeneinsatz für eine Turbomaschine. CH707021A2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/623,854 US20150192029A1 (en) 2012-09-20 2012-09-20 Turbomachine blade tip insert

Publications (1)

Publication Number Publication Date
CH707021A2 true CH707021A2 (de) 2014-03-31

Family

ID=50181877

Family Applications (1)

Application Number Title Priority Date Filing Date
CH01579/13A CH707021A2 (de) 2012-09-20 2013-09-16 Schaufelspitzeneinsatz für eine Turbomaschine.

Country Status (5)

Country Link
US (1) US20150192029A1 (de)
JP (1) JP2014062544A (de)
CN (1) CN103670530A (de)
CH (1) CH707021A2 (de)
DE (1) DE102013109766A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150319921A1 (en) * 2014-05-07 2015-11-12 Textron, Inc. Cylinder mower bedbar assembly
GB201411746D0 (en) * 2014-07-02 2014-08-13 Rolls Royce Plc And Rolls Royce Plc Rotary blade tip insert
DE102015016702A1 (de) * 2015-12-22 2017-06-22 Man Truck & Bus Ag Partikelteilchen aufweisendes Klebemittel zur Verbindung zweier Fahrzeugteile
FR3049978B1 (fr) * 2016-04-12 2018-04-27 Safran Aircraft Engines Aube et procede de rechargement d'une couche d'abradable
FR3065482B1 (fr) * 2017-04-20 2019-07-05 Safran Aircraft Engines Element d'anneau d'etancheite pour turbine comportant une cavite inclinee dans un materiau abradable
US10995623B2 (en) 2018-04-23 2021-05-04 Rolls-Royce Corporation Ceramic matrix composite turbine blade with abrasive tip
US11346232B2 (en) * 2018-04-23 2022-05-31 Rolls-Royce Corporation Turbine blade with abradable tip
US10731471B2 (en) * 2018-12-28 2020-08-04 General Electric Company Hybrid rotor blades for turbine engines
KR102244959B1 (ko) * 2020-06-03 2021-04-26 이민철 드론용 전손 방지 프로펠러 및 그 프로펠러를 포함하는 드론
US11867082B2 (en) 2021-04-21 2024-01-09 General Electric Company Rotor blade with detachable tip
US12196087B2 (en) * 2022-07-07 2025-01-14 General Electric Company Turbine engine with a rotating blade having a fin
US12173616B2 (en) 2022-11-02 2024-12-24 General Electric Company Methods and apparatus for passive fan blade tip clearance control

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1560974A (en) * 1977-03-26 1980-02-13 Rolls Royce Sealing system for rotors
DE3203869C2 (de) * 1982-02-05 1984-05-10 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Turbinenlaufschaufel für Strömungsmaschinen, insbesondere Gasturbinentriebwerke
US5112194A (en) * 1990-10-18 1992-05-12 United Technologies Corporation Composite blade having wear resistant tip
JPH10317905A (ja) * 1997-05-21 1998-12-02 Mitsubishi Heavy Ind Ltd ガスタービンチップシュラウド翼
US6206642B1 (en) * 1998-12-17 2001-03-27 United Technologies Corporation Compressor blade for a gas turbine engine
US6974636B2 (en) * 2003-09-22 2005-12-13 General Electric Company Protective coating for turbine engine component
US6966755B2 (en) * 2004-02-09 2005-11-22 Siemens Westinghouse Power Corporation Compressor airfoils with movable tips
US7549841B1 (en) * 2005-09-03 2009-06-23 Florida Turbine Technologies, Inc. Pressure balanced centrifugal tip seal
US7578655B1 (en) * 2006-05-20 2009-08-25 Florida Turbine Technologies, Inc. Composite gas turbine fan blade
US9133726B2 (en) * 2007-09-17 2015-09-15 United Technologies Corporation Seal for gas turbine engine component
US8613596B2 (en) * 2009-12-28 2013-12-24 Rolls-Royce Corporation Vane assembly having a vane end seal
US8628299B2 (en) * 2010-01-21 2014-01-14 General Electric Company System for cooling turbine blades

Also Published As

Publication number Publication date
US20150192029A1 (en) 2015-07-09
JP2014062544A (ja) 2014-04-10
CN103670530A (zh) 2014-03-26
DE102013109766A1 (de) 2014-03-20

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Legal Events

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