BR112012011802A2 - fixação da pá de turbina para uma turbomáquina - Google Patents

fixação da pá de turbina para uma turbomáquina

Info

Publication number
BR112012011802A2
BR112012011802A2 BR112012011802A BR112012011802A BR112012011802A2 BR 112012011802 A2 BR112012011802 A2 BR 112012011802A2 BR 112012011802 A BR112012011802 A BR 112012011802A BR 112012011802 A BR112012011802 A BR 112012011802A BR 112012011802 A2 BR112012011802 A2 BR 112012011802A2
Authority
BR
Brazil
Prior art keywords
turbine blade
turbomachine
blade attachment
blade root
tip
Prior art date
Application number
BR112012011802A
Other languages
English (en)
Inventor
hermann richter Christoph
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of BR112012011802A2 publication Critical patent/BR112012011802A2/pt

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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • 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
    • 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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • 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
    • 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
    • F05D2250/00—Geometry
    • F05D2250/30—Arrangement of components
    • F05D2250/31—Arrangement of components according to the direction of their main axis or their axis of rotation
    • F05D2250/314—Arrangement of components according to the direction of their main axis or their axis of rotation the axes being inclined in relation to each other
    • 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
    • F05D2250/00—Geometry
    • F05D2250/70—Shape

Landscapes

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

Abstract

fixação da pá de turbina para uma turbomáquina. a presente invenção refere-se a uma fixação da pá de turbina compreendendo uma raiz da pá (1) implementada em um desenho parecido com uma árvore de natal, compreendendo dentes de ancoragem (5) implementados em direção á ponta da raiz da pá (12) de forma que a altura (h) dos dentres de aconragem (5) seja utilizada em direção á ponta da raiz da pá (12).
BR112012011802A 2009-11-17 2010-11-16 fixação da pá de turbina para uma turbomáquina BR112012011802A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP09014382A EP2322764A1 (de) 2009-11-17 2009-11-17 Turbinenschaufelbefestigung für eine Strömungsmaschine
PCT/EP2010/067582 WO2011061193A1 (de) 2009-11-17 2010-11-16 Turbinenschaufelbefestigung für eine strömungsmaschine

Publications (1)

Publication Number Publication Date
BR112012011802A2 true BR112012011802A2 (pt) 2019-09-24

Family

ID=42044744

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012011802A BR112012011802A2 (pt) 2009-11-17 2010-11-16 fixação da pá de turbina para uma turbomáquina

Country Status (9)

Country Link
US (1) US8926285B2 (pt)
EP (2) EP2322764A1 (pt)
JP (1) JP5680659B2 (pt)
KR (1) KR20120107466A (pt)
CN (1) CN102667065A (pt)
BR (1) BR112012011802A2 (pt)
PL (1) PL2501902T3 (pt)
RU (1) RU2562687C2 (pt)
WO (1) WO2011061193A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3045664A1 (de) * 2015-01-16 2016-07-20 Siemens Aktiengesellschaft Laufschaufelbefestigung für eine thermische Strömungsmaschine
DE102017223711A1 (de) 2017-12-22 2019-06-27 Siemens Aktiengesellschaft Verfahren zum Messen eines tannenbaumförmigen Schaufelfußes, Messvorrichtung sowie System umfassend eine solche
JP7163523B1 (ja) * 2022-03-24 2022-10-31 三菱重工業株式会社 タービン動翼、タービン動翼組立体、ガスタービン及びガスタービンの補修方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH240283A (de) * 1944-03-25 1945-12-15 Sulzer Ag Turbomaschine.
GB677142A (en) 1949-08-24 1952-08-13 Power Jets Res & Dev Ltd Improved mounting for turbine and like blades
US3079681A (en) * 1956-01-18 1963-03-05 Fentiman & Sons Ltd F Method of making a joint
US3891351A (en) * 1974-03-25 1975-06-24 Theodore J Norbut Turbine disc
JPS62271903A (ja) 1986-05-21 1987-11-26 Mitsubishi Heavy Ind Ltd タ−ビン翼
US4824328A (en) * 1987-05-22 1989-04-25 Westinghouse Electric Corp. Turbine blade attachment
GB2238581B (en) 1989-11-30 1994-01-12 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
US5160242A (en) * 1991-05-31 1992-11-03 Westinghouse Electric Corp. Freestanding mixed tuned steam turbine blade
DE4324960A1 (de) 1993-07-24 1995-01-26 Mtu Muenchen Gmbh Laufrad einer Turbomaschine, insbesondere einer Turbine eines Gasturbinentriebwerks
US5431543A (en) * 1994-05-02 1995-07-11 Westinghouse Elec Corp. Turbine blade locking assembly
JP3182603B2 (ja) 1995-04-26 2001-07-03 株式会社日立製作所 アルミニウム合金の接合方法及びアルミニウム合金製真空容器
US6321502B1 (en) * 1999-06-16 2001-11-27 Geometrica, Inc. Method of making connector hub
US6435833B1 (en) * 2001-01-31 2002-08-20 General Electric Company Bucket and wheel dovetail connection for turbine rotors
ITMI20011970A1 (it) * 2001-09-21 2003-03-21 Nuovo Pignone Spa Connessione migliorata di palette su di un disco rotorico di una turbina a gas
CN2809222Y (zh) 2005-07-31 2006-08-23 东方汽轮机厂 汽轮机大承载枞树型叶根及轮槽结构
EP1905954A1 (de) * 2006-09-20 2008-04-02 Siemens Aktiengesellschaft Turbinenschaufel
CN201103424Y (zh) 2007-12-03 2008-08-20 哈尔滨汽轮机厂有限责任公司 一种大型全转速汽轮机中压缸叶片使用的纵树型p叶根

Also Published As

Publication number Publication date
JP5680659B2 (ja) 2015-03-04
EP2322764A1 (de) 2011-05-18
EP2501902A1 (de) 2012-09-26
KR20120107466A (ko) 2012-10-02
PL2501902T3 (pl) 2017-12-29
EP2501902B1 (de) 2017-05-17
RU2012124906A (ru) 2013-12-27
US8926285B2 (en) 2015-01-06
US20120224971A1 (en) 2012-09-06
WO2011061193A1 (de) 2011-05-26
RU2562687C2 (ru) 2015-09-10
CN102667065A (zh) 2012-09-12
JP2013510995A (ja) 2013-03-28

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2543 DE 01-10-2019 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.