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MX2013011418A - Corte de plataforma de paleta de turbina. - Google Patents

Corte de plataforma de paleta de turbina.

Info

Publication number
MX2013011418A
MX2013011418A MX2013011418A MX2013011418A MX2013011418A MX 2013011418 A MX2013011418 A MX 2013011418A MX 2013011418 A MX2013011418 A MX 2013011418A MX 2013011418 A MX2013011418 A MX 2013011418A MX 2013011418 A MX2013011418 A MX 2013011418A
Authority
MX
Mexico
Prior art keywords
turbine blade
trailing edge
undercut
blade platform
configurations
Prior art date
Application number
MX2013011418A
Other languages
English (en)
Other versions
MX339508B (es
Inventor
Douglas James Dietrich
Stephen Wayne Fiebiger
Gregory Edwin Vogel
Original Assignee
Alstom Technology Ltd
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 Alstom Technology Ltd filed Critical Alstom Technology Ltd
Publication of MX2013011418A publication Critical patent/MX2013011418A/es
Publication of MX339508B publication Critical patent/MX339508B/es

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
    • F01D5/147—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
    • F01D5/12—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
    • F01D5/187—Convection 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
    • F05D2230/00—Manufacture
    • F05D2230/10—Manufacture by removing material
    • 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
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/303—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the leading edge of a rotor blade
    • 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
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/304—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the trailing edge of a rotor blade
    • 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
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/305—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the pressure side of a rotor blade
    • 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
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/306—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the suction side of a rotor blade
    • 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
    • F05D2240/81—Cooled 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
    • F05D2270/00—Control
    • F05D2270/01—Purpose of the control system
    • F05D2270/11—Purpose of the control system to prolong engine life
    • F05D2270/114—Purpose of the control system to prolong engine life by limiting mechanical stresses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

Se describen un sistema y método para extender la vida útil de una paleta de turbina de gas, en donde la paleta de turbina de gas incluye una configuración de corte diseñada para aliviar la tensión mecánica y térmica impartida a la región pedestal del borde trasero del plano aerodinámico. Las modalidades de la presente invención incluyen configuraciones de paleta de turbina que tienen diferentes configuraciones de corte de borde trasero así como enfriamiento adicional suministrado a los pasajes internos de la región de borde trasero de la paleta de turbina.
MX2013011418A 2011-04-01 2012-03-29 Corte de plataforma de paleta de turbina. MX339508B (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/078,664 US8550783B2 (en) 2011-04-01 2011-04-01 Turbine blade platform undercut
PCT/US2012/031234 WO2012135512A1 (en) 2011-04-01 2012-03-29 Turbine blade platform undercut

Publications (2)

Publication Number Publication Date
MX2013011418A true MX2013011418A (es) 2014-04-14
MX339508B MX339508B (es) 2016-05-30

Family

ID=45992845

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2013011418A MX339508B (es) 2011-04-01 2012-03-29 Corte de plataforma de paleta de turbina.

Country Status (3)

Country Link
US (1) US8550783B2 (es)
MX (1) MX339508B (es)
WO (1) WO2012135512A1 (es)

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US20130034445A1 (en) * 2011-08-03 2013-02-07 General Electric Company Turbine bucket having axially extending groove
US10180067B2 (en) * 2012-05-31 2019-01-15 United Technologies Corporation Mate face cooling holes for gas turbine engine component
EP2959130B1 (en) * 2013-02-19 2019-10-09 United Technologies Corporation Gas turbine engine blade, core for manufacturing said blade, and method for manufacturing said core
FR3003494B1 (fr) * 2013-03-19 2015-06-19 Snecma Brut de fonderie pour la realisation d'une aube de rotor de turbomachine et aube de rotor fabriquee a partir de ce brut
EP2781697A1 (en) * 2013-03-20 2014-09-24 Siemens Aktiengesellschaft A turbomachine component with a stress relief cavity and method of forming such a cavity
US20160084088A1 (en) * 2013-05-21 2016-03-24 Siemens Energy, Inc. Stress relieving feature in gas turbine blade platform
US9856737B2 (en) * 2014-03-27 2018-01-02 United Technologies Corporation Blades and blade dampers for gas turbine engines
US10260350B2 (en) * 2014-09-05 2019-04-16 United Technologies Corporation Gas turbine engine airfoil structure
EP3018290B1 (en) * 2014-11-05 2019-02-06 Sulzer Turbo Services Venlo B.V. Gas turbine blade
EP3034798B1 (en) * 2014-12-18 2018-03-07 Ansaldo Energia Switzerland AG Gas turbine vane
US10641174B2 (en) 2017-01-18 2020-05-05 General Electric Company Rotor shaft cooling
EP3438410B1 (en) 2017-08-01 2021-09-29 General Electric Company Sealing system for a rotary machine
JP2023160018A (ja) 2022-04-21 2023-11-02 三菱重工業株式会社 ガスタービン動翼及びガスタービン
CN119982108B (zh) * 2025-03-07 2025-10-10 西北工业大学 一种带有z型安装间隙的涡轮导叶端壁结构

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US7862300B2 (en) * 2006-05-18 2011-01-04 Wood Group Heavy Industrial Turbines Ag Turbomachinery blade having a platform relief hole
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
US20090297351A1 (en) 2008-05-28 2009-12-03 General Electric Company Compressor rotor blade undercut
US8287241B2 (en) 2008-11-21 2012-10-16 Alstom Technology Ltd Turbine blade platform trailing edge undercut

Also Published As

Publication number Publication date
US20120251331A1 (en) 2012-10-04
WO2012135512A1 (en) 2012-10-04
US8550783B2 (en) 2013-10-08
MX339508B (es) 2016-05-30

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