CH708627A2 - Turbinenschaufel. - Google Patents

Turbinenschaufel. Download PDF

Info

Publication number
CH708627A2
CH708627A2 CH01397/14A CH13972014A CH708627A2 CH 708627 A2 CH708627 A2 CH 708627A2 CH 01397/14 A CH01397/14 A CH 01397/14A CH 13972014 A CH13972014 A CH 13972014A CH 708627 A2 CH708627 A2 CH 708627A2
Authority
CH
Switzerland
Prior art keywords
slot surface
pin groove
radial seal
radial
cooling hole
Prior art date
Application number
CH01397/14A
Other languages
German (de)
English (en)
Inventor
Xiuzhang James Zhang
James W Vehr
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 CH708627A2 publication Critical patent/CH708627A2/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
    • 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
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on 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
    • 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
    • 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
    • F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—Cooling
    • 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
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
    • 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
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/202—Heat transfer, e.g. cooling by film cooling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CH01397/14A 2013-09-18 2014-09-16 Turbinenschaufel. CH708627A2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14/030,645 US20150075180A1 (en) 2013-09-18 2013-09-18 Systems and methods for providing one or more cooling holes in a slash face of a turbine bucket

Publications (1)

Publication Number Publication Date
CH708627A2 true CH708627A2 (de) 2015-03-31

Family

ID=52580094

Family Applications (1)

Application Number Title Priority Date Filing Date
CH01397/14A CH708627A2 (de) 2013-09-18 2014-09-16 Turbinenschaufel.

Country Status (4)

Country Link
US (1) US20150075180A1 (ja)
JP (1) JP2015059570A (ja)
CH (1) CH708627A2 (ja)
DE (1) DE102014112838A1 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10066488B2 (en) * 2015-12-01 2018-09-04 General Electric Company Turbomachine blade with generally radial cooling conduit to wheel space
US10066485B2 (en) * 2015-12-04 2018-09-04 General Electric Company Turbomachine blade cover plate having radial cooling groove
US11566528B2 (en) * 2019-12-20 2023-01-31 General Electric Company Rotor blade sealing structures

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7600972B2 (en) * 2003-10-31 2009-10-13 General Electric Company Methods and apparatus for cooling gas turbine engine rotor assemblies
US7766606B2 (en) * 2006-08-17 2010-08-03 Siemens Energy, Inc. Turbine airfoil cooling system with platform cooling channels with diffusion slots
US7762780B2 (en) * 2007-01-25 2010-07-27 Siemens Energy, Inc. Blade assembly in a combustion turbo-machine providing reduced concentration of mechanical stress and a seal between adjacent assemblies
US8573942B2 (en) * 2008-11-25 2013-11-05 Alstom Technology Ltd. Axial retention of a platform seal
US8393869B2 (en) * 2008-12-19 2013-03-12 Solar Turbines Inc. Turbine blade assembly including a damper
US8382436B2 (en) * 2009-01-06 2013-02-26 General Electric Company Non-integral turbine blade platforms and systems
US20110081245A1 (en) 2009-10-07 2011-04-07 General Electric Company Radial seal pin
US8657574B2 (en) * 2010-11-04 2014-02-25 General Electric Company System and method for cooling a turbine bucket
US20140271205A1 (en) * 2013-03-12 2014-09-18 Solar Turbines Incorporated Turbine blade pin seal

Also Published As

Publication number Publication date
US20150075180A1 (en) 2015-03-19
DE102014112838A1 (de) 2015-03-19
JP2015059570A (ja) 2015-03-30

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Legal Events

Date Code Title Description
NV New agent

Representative=s name: GENERAL ELECTRIC TECHNOLOGY GMBH GLOBAL PATENT, CH

AZW Rejection (application)