BR112014008623A2 - pá de estator de turbomáquina que compreende uma porção recurvada - Google Patents

pá de estator de turbomáquina que compreende uma porção recurvada

Info

Publication number
BR112014008623A2
BR112014008623A2 BR112014008623A BR112014008623A BR112014008623A2 BR 112014008623 A2 BR112014008623 A2 BR 112014008623A2 BR 112014008623 A BR112014008623 A BR 112014008623A BR 112014008623 A BR112014008623 A BR 112014008623A BR 112014008623 A2 BR112014008623 A2 BR 112014008623A2
Authority
BR
Brazil
Prior art keywords
blade
curved portion
stator blade
turbomachine stator
level
Prior art date
Application number
BR112014008623A
Other languages
English (en)
Other versions
BR112014008623B1 (pt
Inventor
Lise Julia Dufresne Alicia
Cellier Damien
Antoine Christian Rios Jean-François
Christophe Francis Villaines Laurent
Pierre Marcel Marie Pelletrau Phillippe
Paul Gabriel Perrot Vincent
Original Assignee
Snecma
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 Snecma filed Critical Snecma
Publication of BR112014008623A2 publication Critical patent/BR112014008623A2/pt
Publication of BR112014008623B1 publication Critical patent/BR112014008623B1/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • 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
    • 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
    • F01D5/16—Form or construction for counteracting blade vibration
    • 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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • F04D29/324—Blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/403—Casings; Connections of working fluid especially adapted for elastic fluid pumps
    • 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
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

resumo patente de invenção: "pá de estator de turbomáquina que compreende uma porção recurvada". a presente invenção propõe uma pá (10) de compressor de turbomáquina de orientação principal radial em relação ao eixo principal da turbomáquina, a pá (10) compreendendo uma parte radialmente interna de pé (12), uma parte radialmente externa de topo (14) e uma parte radialmente intermediária (16), caracterizada pelo fato de que a pá (10) compreende uma parte recurvada (34) tangencialmente em uma direção e pelo menos uma parte retilínea ao nível da parte de pé (12) e/ou ao nível da parte de topo (14). 21000037v1
BR112014008623-0A 2011-10-13 2012-10-11 Pá de estator de compressor de turbomáquina que compreende uma porção recurvada, estator de compressor de turbomáquina e turbomáquina BR112014008623B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1159255A FR2981396A1 (fr) 2011-10-13 2011-10-13 Aube de stator de turbomachine comportant une portion bombee
FR1159255 2011-10-13
PCT/FR2012/052314 WO2013054049A1 (fr) 2011-10-13 2012-10-11 Aube de stator de turbomachine comportant une portion bombée

Publications (2)

Publication Number Publication Date
BR112014008623A2 true BR112014008623A2 (pt) 2017-04-18
BR112014008623B1 BR112014008623B1 (pt) 2021-11-09

Family

ID=47116069

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014008623-0A BR112014008623B1 (pt) 2011-10-13 2012-10-11 Pá de estator de compressor de turbomáquina que compreende uma porção recurvada, estator de compressor de turbomáquina e turbomáquina

Country Status (9)

Country Link
US (1) US10309419B2 (pt)
EP (1) EP2766577B1 (pt)
JP (1) JP2014528552A (pt)
CN (1) CN103857880B (pt)
BR (1) BR112014008623B1 (pt)
CA (1) CA2850901C (pt)
FR (1) FR2981396A1 (pt)
RU (1) RU2641768C2 (pt)
WO (1) WO2013054049A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3003598B1 (fr) 2013-03-20 2018-04-06 Safran Aircraft Engines Aube et angle de diedre d'aube
FR3010462B1 (fr) 2013-09-11 2021-10-08 Snecma Secteur angulaire de redresseur pour compresseur de turbomachine comportant un joint d'etancheite a brosse
US9938854B2 (en) * 2014-05-22 2018-04-10 United Technologies Corporation Gas turbine engine airfoil curvature
FR3043428B1 (fr) * 2015-11-10 2020-05-29 Safran Aircraft Engines Aube de redresseur de turbomachine
US10760587B2 (en) 2017-06-06 2020-09-01 Elliott Company Extended sculpted twisted return channel vane arrangement
CN107829985B (zh) * 2017-09-28 2019-09-10 中国航发动力股份有限公司 一种航空发动机风扇叶片固有频率的修正方法
JP7260845B2 (ja) * 2019-01-16 2023-04-19 株式会社Ihi タービン動翼

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3745629A (en) * 1972-04-12 1973-07-17 Secr Defence Method of determining optimal shapes for stator blades
SU1613701A1 (ru) * 1988-07-15 1990-12-15 Харьковский авиационный институт им.Н.Е.Жуковского Лопатка осевой турбомашины
JPH06212902A (ja) 1993-01-20 1994-08-02 Toshiba Corp タービン動翼
JP3697296B2 (ja) * 1995-08-25 2005-09-21 株式会社東芝 タービン動翼
FR2853022B1 (fr) * 2003-03-27 2006-07-28 Snecma Moteurs Aube de redresseur a double courbure
CN200949477Y (zh) 2006-08-25 2007-09-19 哈尔滨汽轮机厂有限责任公司 一种大型全转速核电汽轮机末级叶片
US7794201B2 (en) 2006-12-22 2010-09-14 General Electric Company Gas turbine engines including lean stator vanes and methods of assembling the same
US7806653B2 (en) 2006-12-22 2010-10-05 General Electric Company Gas turbine engines including multi-curve stator vanes and methods of assembling the same
DE102008055824B4 (de) 2007-11-09 2016-08-11 Alstom Technology Ltd. Dampfturbine
RU2381388C1 (ru) * 2008-07-07 2010-02-10 Открытое акционерное общество "Научно-производственное объединение "Сатурн" Рабочая лопата вентилятора или компрессора
US8167567B2 (en) * 2008-12-17 2012-05-01 United Technologies Corporation Gas turbine engine airfoil
JP4923073B2 (ja) * 2009-02-25 2012-04-25 株式会社日立製作所 遷音速翼
DE102010014556B4 (de) * 2010-04-10 2013-01-03 Mtu Aero Engines Gmbh Leitschaufel eines Verdichters

Also Published As

Publication number Publication date
FR2981396A1 (fr) 2013-04-19
CN103857880B (zh) 2016-07-13
EP2766577B1 (fr) 2018-12-05
US10309419B2 (en) 2019-06-04
JP2014528552A (ja) 2014-10-27
CA2850901C (fr) 2019-10-29
CA2850901A1 (fr) 2013-04-18
US20140248144A1 (en) 2014-09-04
CN103857880A (zh) 2014-06-11
WO2013054049A1 (fr) 2013-04-18
EP2766577A1 (fr) 2014-08-20
RU2014118768A (ru) 2015-11-20
BR112014008623B1 (pt) 2021-11-09
RU2641768C2 (ru) 2018-01-22

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 11/10/2012, OBSERVADAS AS CONDICOES LEGAIS.