ES2070720A2 - Fijacion de los alabes de turbina de entrada lateral de dos proyecciones. - Google Patents

Fijacion de los alabes de turbina de entrada lateral de dos proyecciones.

Info

Publication number
ES2070720A2
ES2070720A2 ES09300583A ES9300583A ES2070720A2 ES 2070720 A2 ES2070720 A2 ES 2070720A2 ES 09300583 A ES09300583 A ES 09300583A ES 9300583 A ES9300583 A ES 9300583A ES 2070720 A2 ES2070720 A2 ES 2070720A2
Authority
ES
Spain
Prior art keywords
bearing surface
groove
root
radius
fillet
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
ES09300583A
Other languages
English (en)
Other versions
ES2070720R (es
ES2070720B1 (es
Inventor
Roger Walter Heinig
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of ES2070720A2 publication Critical patent/ES2070720A2/es
Publication of ES2070720R publication Critical patent/ES2070720R/es
Application granted granted Critical
Publication of ES2070720B1 publication Critical patent/ES2070720B1/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • 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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

FIJACION DE LOS ALABES DE TURBINA DE ENTRADA LATERAL DE DOS PROYECCIONES. BASE DE ALABE INCLUYENDO EN ORDEN DESCENDIENTE SIMETRICO A CADA LADO DE UNA LINEA CENTRAL: UN CUELLO SUPERIOR DE ANCHURA W1; UNA PROYECCION SUPERIOR CON SUPERFICIE PLANA DE ASIENTO SUPERIOR EXTENDIENDOSE DESDE UN PUNTO DE INICIO HASTA UNO DE TERMINACION, SUPERFICIE DE FILETE DE RADIO R2, UNA LONGITUD DE ARCO, UNA SUPERFICIE DE FILETE DE RADIO R3, UNA POSTERIOR LONGITUD DE ARCO, UN CUELLO INFERIOR DE ANCHURA W2 Y PROYECCION INFERIOR CON UNA SUPERFICIE PLANA DE ASIENTO INFERIOR INCLUYENDO LA RANURA FORMADA UNA SUPERFICIE DE FILETE DE RADIO R7, ESTANDO LA SUPERFICIE INFERIOR DE ASIENTO DE LA BASE Y LA INFERIOR DE ASIENTO DE LA RANURA EN CONTACTO EN UNA LONGITUD 12 DESDE EL PUNTO DE INICIO HASTA LA SUPERFICIE INFERIOR DE ASIENTO DE LA RANURA HASTA EL DE TERMINACION DE LA SUPERFICIE INFERIOR DE ASIENTO DE LA BASE CON RELACIONES APROXIMADAS W2 A W1 0,5, R3 A W1 0,15, R6 A W1 0,08, R7 A W1 0,12, 11 A W1 0,13 Y 12 A W1 0,10.
ES09300583A 1992-03-24 1993-03-22 Fijacion de los alabes de turbina de entrada lateral de dos proyecciones. Expired - Lifetime ES2070720B1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/856,997 US5176500A (en) 1992-03-24 1992-03-24 Two-lug side-entry turbine blade attachment

Publications (3)

Publication Number Publication Date
ES2070720A2 true ES2070720A2 (es) 1995-06-01
ES2070720R ES2070720R (es) 1997-04-01
ES2070720B1 ES2070720B1 (es) 1997-10-16

Family

ID=25324928

Family Applications (1)

Application Number Title Priority Date Filing Date
ES09300583A Expired - Lifetime ES2070720B1 (es) 1992-03-24 1993-03-22 Fijacion de los alabes de turbina de entrada lateral de dos proyecciones.

Country Status (6)

Country Link
US (1) US5176500A (es)
JP (1) JPH0610606A (es)
KR (1) KR100270342B1 (es)
CA (1) CA2092273C (es)
ES (1) ES2070720B1 (es)
IT (1) IT1263340B (es)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5480285A (en) * 1993-08-23 1996-01-02 Westinghouse Electric Corporation Steam turbine blade
DE4435268A1 (de) * 1994-10-01 1996-04-04 Abb Management Ag Beschaufelter Rotor einer Turbomaschine
US5494408A (en) * 1994-10-12 1996-02-27 General Electric Co. Bucket to wheel dovetail design for turbine rotors
US5474423A (en) * 1994-10-12 1995-12-12 General Electric Co. Bucket and wheel dovetail design for turbine rotors
US5531569A (en) * 1994-12-08 1996-07-02 General Electric Company Bucket to wheel dovetail design for turbine rotors
DE19607230C1 (de) * 1996-02-27 1997-02-20 Walter Ag Verfahren zur Herstellung bogenförmiger Nuten und Werkzeug dazu
US6302651B1 (en) * 1999-12-29 2001-10-16 United Technologies Corporation Blade attachment configuration
US8079817B2 (en) * 2004-02-10 2011-12-20 General Electric Company Advanced firtree and broach slot forms for turbine stage 3 buckets and rotor wheels
US7905709B2 (en) * 2004-02-10 2011-03-15 General Electric Company Advanced firtree and broach slot forms for turbine stage 1 and 2 buckets and rotor wheels
EP1584792A1 (de) * 2004-04-08 2005-10-12 Siemens Aktiengesellschaft Schaufelbefestigung für einen Verdichter oder eine Turbine
US7261518B2 (en) * 2005-03-24 2007-08-28 Siemens Demag Delaval Turbomachinery, Inc. Locking arrangement for radial entry turbine blades
US8038404B2 (en) * 2007-07-16 2011-10-18 Nuovo Pignone Holdings, S.P.A. Steam turbine and rotating blade
KR20150063169A (ko) * 2010-08-06 2015-06-08 생-고뱅 어브레이시브즈, 인코포레이티드 작업편 내의 복잡한 형상을 마무리 가공하기 위한 연삭 공구 및 방법
EP2436883A1 (en) 2010-09-29 2012-04-04 Siemens Aktiengesellschaft Blade root, particularly of a turbine blade, a blade, and a turbomachine assembly
EP2762676A1 (en) * 2013-02-04 2014-08-06 Siemens Aktiengesellschaft Turbomachine rotor blade, turbomachine rotor disc, turbomachine rotor, and gas turbine engine with different root and slot contact face angles
EP3093441B1 (en) * 2015-05-12 2019-07-10 Ansaldo Energia Switzerland AG Turbo engine rotor comprising a blade-shaft connection, and blade for said rotor
CN107667205B (zh) * 2015-06-02 2019-11-01 西门子公司 可用于燃气涡轮发动机中的涡轮翼型件的附接系统
CN110685752A (zh) * 2019-10-09 2020-01-14 东方电气集团东方汽轮机有限公司 一种大型汽轮机动叶片叶根及其轮槽型线
US11794830B2 (en) * 2021-01-22 2023-10-24 Caterpillar Inc. Sprocket locking segments

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2011552A (en) * 1977-12-27 1979-07-11 United Technologies Corp Rotor blade attachment
US4260331A (en) * 1978-09-30 1981-04-07 Rolls-Royce Limited Root attachment for a gas turbine engine blade
WO1987000778A1 (en) * 1985-07-30 1987-02-12 Westinghouse Electric Corporation Method of making scalable side entry turbine blade roots
EP0291725A1 (en) * 1987-05-22 1988-11-23 Westinghouse Electric Corporation Turbine blade attachment
EP0431766A1 (en) * 1989-11-30 1991-06-12 ROLLS-ROYCE plc Improved attachment of a gas turbine engine blade to a turbine rotor disc
US5147180A (en) * 1991-03-21 1992-09-15 Westinghouse Electric Corp. Optimized blade root profile for steam turbine blades

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2011552A (en) * 1977-12-27 1979-07-11 United Technologies Corp Rotor blade attachment
US4260331A (en) * 1978-09-30 1981-04-07 Rolls-Royce Limited Root attachment for a gas turbine engine blade
WO1987000778A1 (en) * 1985-07-30 1987-02-12 Westinghouse Electric Corporation Method of making scalable side entry turbine blade roots
EP0291725A1 (en) * 1987-05-22 1988-11-23 Westinghouse Electric Corporation Turbine blade attachment
EP0431766A1 (en) * 1989-11-30 1991-06-12 ROLLS-ROYCE plc Improved attachment of a gas turbine engine blade to a turbine rotor disc
US5147180A (en) * 1991-03-21 1992-09-15 Westinghouse Electric Corp. Optimized blade root profile for steam turbine blades

Also Published As

Publication number Publication date
CA2092273C (en) 2004-07-13
ITPD930060A0 (it) 1993-03-17
ES2070720R (es) 1997-04-01
IT1263340B (it) 1996-08-05
ITPD930060A1 (it) 1994-09-17
CA2092273A1 (en) 1993-09-25
KR100270342B1 (ko) 2000-11-01
JPH0610606A (ja) 1994-01-18
US5176500A (en) 1993-01-05
ES2070720B1 (es) 1997-10-16
KR930019992A (ko) 1993-10-19

Similar Documents

Publication Publication Date Title
ES2070720A2 (es) Fijacion de los alabes de turbina de entrada lateral de dos proyecciones.
USD270711S (en) Bottle
DE3367568D1 (en) Improved toboggan
ES2016435A6 (es) Sistema de ensambladura por enganche que comprende elementos de enganche formados por unas nervaduras provistas de labios elasticamente deformables, en particular curvilineos.
USD286949S (en) Carrier for a paint can or the like
PT79464A (en) Open sleeve support for wire marking elements
USD250170S (en) Bottle
CA2113422A1 (en) Sludge Scraping Apparatus
USD284269S (en) Jar
USD289263S (en) Carrier blank for cans or the like
USD272461S (en) Golfer's tool
ES286171U (es) Instalacion de transporte por cable aereo.
IT8522476A0 (it) Composizione combustibile autolubrificante a base di carbone e di una frazione d'idrocarburi.
ES265233U (es) Abrazadera perfeccionada para sujeciones de carril.
USD282669S (en) Abacus
USD283612S (en) Anode for cathodic protection of chain links
USD287564S (en) Tree branch clip
USD266180S (en) Gun sling
TW311571U (en) Improved point rail for switching gear
SE9300842D0 (sv) Skrovkoncept
USD287111S (en) Deer and elk sleigh
USD293360S (en) Elevated water tank
USD284807S (en) Belt holster for telephone instrument
USD266984S (en) Poly-v pulley
USD289969S (en) Curved shoe for in-line sander

Legal Events

Date Code Title Description
EC2A Search report published

Date of ref document: 19950601

Kind code of ref document: R

Effective date: 19950601