ES2043488R - - Google Patents

Info

Publication number
ES2043488R
ES2043488R ES9101087A ES9101087A ES2043488R ES 2043488 R ES2043488 R ES 2043488R ES 9101087 A ES9101087 A ES 9101087A ES 9101087 A ES9101087 A ES 9101087A ES 2043488 R ES2043488 R ES 2043488R
Authority
ES
Spain
Prior art keywords
wings
root
edge
turbomachine
overhang
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
ES9101087A
Other languages
English (en)
Other versions
ES2043488B1 (es
ES2043488A2 (es
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 filed Critical
Publication of ES2043488A2 publication Critical patent/ES2043488A2/es
Publication of ES2043488R publication Critical patent/ES2043488R/es
Application granted granted Critical
Publication of ES2043488B1 publication Critical patent/ES2043488B1/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • 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
    • F05D2240/301—Cross-sectional characteristics

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

PERFECCIONAMIENTO EN LA SUJECION DE ALABES DE TURBOMAQUINAS.EN LOS ALABES DE ROTOR DE TURBINA, EL BORDE DE COLA DE LA PORCION DE ALETA AERODINAMICA, EN LA SECCION DE BASE DE LOS MISMOS, SE DISPONE EN ESTRECHA PROXIMIDAD RADIAL RESPECTO AL CUELLO DE RAIZ MAS EXTERIOR, REDUCIENDOSE ASI AL MINIMO EL SALIENTE O VOLADIZO DEL BORDE DE COLA QUE, SEGUN HA SIDO DETERMINADO, ES LA CAUSA DE AGRIETAMIENTO DE LA RAIZ.
ES09101087A 1990-05-02 1991-04-30 Perfeccionamientos en la sujecion de alabes de turbomaquinas. Expired - Lifetime ES2043488B1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/517,861 US5088894A (en) 1990-05-02 1990-05-02 Turbomachine blade fastening

Publications (3)

Publication Number Publication Date
ES2043488A2 ES2043488A2 (es) 1993-12-16
ES2043488R true ES2043488R (es) 1996-01-01
ES2043488B1 ES2043488B1 (es) 1996-07-01

Family

ID=24061520

Family Applications (1)

Application Number Title Priority Date Filing Date
ES09101087A Expired - Lifetime ES2043488B1 (es) 1990-05-02 1991-04-30 Perfeccionamientos en la sujecion de alabes de turbomaquinas.

Country Status (7)

Country Link
US (1) US5088894A (es)
JP (1) JPH04228804A (es)
KR (1) KR100225242B1 (es)
CN (1) CN1025876C (es)
CA (1) CA2041633C (es)
ES (1) ES2043488B1 (es)
IT (1) IT1247292B (es)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5160242A (en) * 1991-05-31 1992-11-03 Westinghouse Electric Corp. Freestanding mixed tuned steam turbine blade
US5286168A (en) * 1992-01-31 1994-02-15 Westinghouse Electric Corp. Freestanding mixed tuned blade
US5277549A (en) * 1992-03-16 1994-01-11 Westinghouse Electric Corp. Controlled reaction L-2R steam turbine blade
US5299915A (en) * 1992-07-15 1994-04-05 General Electric Corporation Bucket for the last stage of a steam turbine
US5286169A (en) * 1992-12-15 1994-02-15 General Electric Company Bucket for the next-to-last stage of a steam turbine
US5267834A (en) * 1992-12-30 1993-12-07 General Electric Company Bucket for the last stage of a steam turbine
US5480285A (en) * 1993-08-23 1996-01-02 Westinghouse Electric Corporation Steam turbine blade
US5352092A (en) * 1993-11-24 1994-10-04 Westinghouse Electric Corporation Light weight steam turbine blade
US5524341A (en) * 1994-09-26 1996-06-11 Westinghouse Electric Corporation Method of making a row of mix-tuned turbomachine blades
JPH08121442A (ja) * 1994-10-26 1996-05-14 Mitsubishi Electric Corp 接着接合体及びその接合方法並びにリベット
CN1246570C (zh) * 1999-10-15 2006-03-22 株式会社日立制作所 透平动叶
JP4254352B2 (ja) * 2003-06-04 2009-04-15 株式会社Ｉｈｉ タービンブレード
US6908279B2 (en) * 2003-11-25 2005-06-21 General Electric Company Method of installing stationary blades of a turbine and turbine structure having a radial loading pin
CN101776010B (zh) * 2004-02-16 2015-04-01 伊科服务有限责任公司 用于清洁涡轮风扇燃气涡轮发动机的方法和设备
EP2213845B1 (en) * 2004-02-16 2016-05-04 EcoServices, LLC Method for washing the core engine of a gas turbine engine
GB0510417D0 (en) * 2005-05-21 2005-06-29 Rotech Holdings Ltd Improved turbine
GB0521242D0 (en) * 2005-10-19 2005-11-23 Rolls Royce Plc A blade mounting
EP1790830B1 (de) * 2005-11-25 2019-03-27 BorgWarner, Inc. Schaufel eines Turboladers, sowie Turbolader
US7645117B2 (en) * 2006-05-05 2010-01-12 General Electric Company Rotary machines and methods of assembling
JP4665916B2 (ja) * 2007-02-28 2011-04-06 株式会社日立製作所 ガスタービンの第１段動翼
FR2926322B1 (fr) * 2008-01-10 2012-08-03 Snecma Aube bi-pale avec lames.
JP5322664B2 (ja) * 2009-01-14 2013-10-23 株式会社東芝 蒸気タービン及びその冷却方法
WO2012053024A1 (ja) * 2010-10-18 2012-04-26 株式会社 日立製作所 遷音速翼
FR2991373B1 (fr) * 2012-05-31 2014-06-20 Snecma Aube de soufflante pour turboreacteur d'avion a profil cambre en sections de pied
US9957801B2 (en) * 2012-08-03 2018-05-01 United Technologies Corporation Airfoil design having localized suction side curvatures
US20150110617A1 (en) * 2013-10-23 2015-04-23 General Electric Company Turbine airfoil including tip fillet
US9845684B2 (en) * 2014-11-25 2017-12-19 Pratt & Whitney Canada Corp. Airfoil with stepped spanwise thickness distribution
JP2025165430A (ja) * 2024-04-23 2025-11-05 三菱重工業株式会社 軸流圧縮機、及びその動翼
US20260103987A1 (en) * 2024-10-11 2026-04-16 General Electric Company Turbine engine with a blade assembly having a dovetail

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1793468A (en) * 1929-05-28 1931-02-24 Westinghouse Electric & Mfg Co Turbine blade
US1719415A (en) * 1927-09-14 1929-07-02 Westinghouse Electric & Mfg Co Turbine-blade attachment
US2027745A (en) * 1933-09-13 1936-01-14 Jeffrey Mfg Co Ventilator
US2709052A (en) * 1952-04-15 1955-05-24 Charles J Fletcher Spanwise flow control of fluid swept lifting surfaces
US2848193A (en) * 1953-04-08 1958-08-19 Gen Electric Air cooled turbomachine blading
US3112914A (en) * 1960-08-01 1963-12-03 Gen Motors Corp Turbine rotor
DE2524250A1 (de) * 1975-05-31 1976-12-02 Maschf Augsburg Nuernberg Ag Laufschaufelkranz grosser umfangsgeschwindigkeit fuer thermische, axial durchstroemte turbomaschinen
US4650399A (en) * 1982-06-14 1987-03-17 United Technologies Corporation Rotor blade for a rotary machine
IE54653B1 (en) * 1982-10-22 1989-12-20 Westinghouse Electric Corp Rotor blade for the first stage of a combustion turbine
JPS59169001A (ja) * 1983-03-15 1984-09-22 日本化学発光株式会社 化学発光体
US4824328A (en) * 1987-05-22 1989-04-25 Westinghouse Electric Corp. Turbine blade attachment
US4919593A (en) * 1988-08-30 1990-04-24 Westinghouse Electric Corp. Retrofitted rotor blades for steam turbines and method of making the same

Also Published As

Publication number Publication date
US5088894A (en) 1992-02-18
KR100225242B1 (ko) 1999-10-15
ES2043488B1 (es) 1996-07-01
ITMI911100A0 (it) 1991-04-22
ITMI911100A1 (it) 1992-10-22
ES2043488A2 (es) 1993-12-16
CA2041633A1 (en) 1991-11-03
IT1247292B (it) 1994-12-12
CN1025876C (zh) 1994-09-07
CA2041633C (en) 2002-03-19
JPH04228804A (ja) 1992-08-18
KR910020297A (ko) 1991-12-19
CN1056147A (zh) 1991-11-13

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