FR2968048B1 - Aube de turbomachine comprenant une source electroacoustique amelioree, rangee d'aubes directrices de sortie et turbomachine comprenant une telle aube - Google Patents

Aube de turbomachine comprenant une source electroacoustique amelioree, rangee d'aubes directrices de sortie et turbomachine comprenant une telle aube

Info

Publication number
FR2968048B1
FR2968048B1 FR1059924A FR1059924A FR2968048B1 FR 2968048 B1 FR2968048 B1 FR 2968048B1 FR 1059924 A FR1059924 A FR 1059924A FR 1059924 A FR1059924 A FR 1059924A FR 2968048 B1 FR2968048 B1 FR 2968048B1
Authority
FR
France
Prior art keywords
turbomachine
dawn
row
turbine
electroacoustic source
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.)
Active
Application number
FR1059924A
Other languages
English (en)
Other versions
FR2968048A1 (fr
Inventor
Alexandre Alfred Gaston Vuillemin
Jacques Michel Albert Julliard
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.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA SAS
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 SAS filed Critical SNECMA SAS
Priority to FR1059924A priority Critical patent/FR2968048B1/fr
Publication of FR2968048A1 publication Critical patent/FR2968048A1/fr
Application granted granted Critical
Publication of FR2968048B1 publication Critical patent/FR2968048B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F04D29/663—Sound attenuation
    • F04D29/665—Sound attenuation by means of resonance chambers or interference
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/96—Preventing, counteracting or reducing vibration or noise
    • F05B2260/962—Preventing, counteracting or reducing vibration or noise by means creating "anti-noise"

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR1059924A 2010-11-30 2010-11-30 Aube de turbomachine comprenant une source electroacoustique amelioree, rangee d'aubes directrices de sortie et turbomachine comprenant une telle aube Active FR2968048B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1059924A FR2968048B1 (fr) 2010-11-30 2010-11-30 Aube de turbomachine comprenant une source electroacoustique amelioree, rangee d'aubes directrices de sortie et turbomachine comprenant une telle aube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1059924A FR2968048B1 (fr) 2010-11-30 2010-11-30 Aube de turbomachine comprenant une source electroacoustique amelioree, rangee d'aubes directrices de sortie et turbomachine comprenant une telle aube

Publications (2)

Publication Number Publication Date
FR2968048A1 FR2968048A1 (fr) 2012-06-01
FR2968048B1 true FR2968048B1 (fr) 2017-10-20

Family

ID=43975176

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1059924A Active FR2968048B1 (fr) 2010-11-30 2010-11-30 Aube de turbomachine comprenant une source electroacoustique amelioree, rangee d'aubes directrices de sortie et turbomachine comprenant une telle aube

Country Status (1)

Country Link
FR (1) FR2968048B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3068742B1 (fr) * 2017-07-07 2021-09-10 Safran Aircraft Engines Aube de turbomachine comprenant une source electroacoustique a montage ameliore, rangee d'aubes directrices de sortie et turbomachine comprenant une telle aube
FR3069850B1 (fr) 2017-08-01 2019-11-22 Safran Aircraft Engines Systeme actif generant des interferences acoustiques destructives pour moteur d'aeronef a plusieurs corps de soufflante
FR3078107B1 (fr) 2018-02-19 2020-07-31 Safran Aircraft Engines Nacelle de turbomachine a parois acoustiquement poreuses

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5613649A (en) * 1994-07-21 1997-03-25 United Technologies Corporation Airfoil noise control
US5979593A (en) * 1997-01-13 1999-11-09 Hersh Acoustical Engineering, Inc. Hybrid mode-scattering/sound-absorbing segmented liner system and method
US6851930B2 (en) * 2002-09-19 2005-02-08 Motorola, Inc. Noise reduction in an air moving apparatus
ES2327696B2 (es) * 2006-10-11 2011-07-28 GAMESA INNOVATION & TECHNOLOGY, S.L. Sistema de supresion y anulacion de ruido en aerogeneradores.

Also Published As

Publication number Publication date
FR2968048A1 (fr) 2012-06-01

Similar Documents

Publication Publication Date Title
ITMI20061784A1 (it) Guarnizioni per turbine e macchinario di turbine
FR2924155B1 (fr) Aube de turbomachine
BRPI1005501A2 (pt) gerador de turbina eólica.
FR2963383B1 (fr) Aube de turbomachine, rotor, turbine basse pression et turbomachine equipes d'une telle aube
BRPI0911663A2 (pt) pá de turbina eólica.
BR112013008686A2 (pt) "revestimento e defletor de turbina"
NO20071370L (no) Vindkraftverkrotor.
FR2908152B1 (fr) Aube en fleche de turbomachine
GB0800451D0 (en) A turbomachine system and turbine therefor
BRPI1000028A2 (pt) turbina de gerador eólico e método de inicialização do mesmo.
DE602007012406D1 (de) Turbinenrotor und Dampfturbine
DK2334933T3 (da) Vindturbinerotor
JP2011523810A5 (fr)
BRPI0908164A2 (pt) pá de turbina, turbina e turbomáquina
DE602006021127D1 (de) Turbinentriebwerk mit verbesserter Kühlung
FR2968030B1 (fr) Turbine basse-pression de turbomachine d'aeronef, comprenant un distributeur sectorise
FR2937078B1 (fr) Aube de turbine a performances aerodynamiques ameliorees.
FR2958323B1 (fr) Etage redresseur de compresseur pour une turbomachine.
FR2891003B1 (fr) Aube de turbomachine
FR2889243B1 (fr) Aube de turbomachine
BRPI0810328A2 (pt) Turbocompressor e método de operação de um turbocompressor
FR2961564B1 (fr) Compresseur et turbomachine a rendement optimise
DK3690234T3 (da) Vindmøllestyring
FR2929983B1 (fr) Secteur de distributeur de turbine de turbomachine.
BR112015004937A2 (pt) duto de transição, montagem de turbina e método de montagem de um duto de transição

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 6

PLFP Fee payment

Year of fee payment: 7

PLFP Fee payment

Year of fee payment: 8

CD Change of name or company name

Owner name: SNECMA, FR

Effective date: 20170713

PLFP Fee payment

Year of fee payment: 9

PLFP Fee payment

Year of fee payment: 10

PLFP Fee payment

Year of fee payment: 11

PLFP Fee payment

Year of fee payment: 12

PLFP Fee payment

Year of fee payment: 13

PLFP Fee payment

Year of fee payment: 14