FR3004749B1 - Roue de stator, roue d'aubes de redresseur, turbomachine equipee d'une telle roue et procede de compensation de la distorsion dans une telle roue - Google Patents

Roue de stator, roue d'aubes de redresseur, turbomachine equipee d'une telle roue et procede de compensation de la distorsion dans une telle roue

Info

Publication number
FR3004749B1
FR3004749B1 FR1353655A FR1353655A FR3004749B1 FR 3004749 B1 FR3004749 B1 FR 3004749B1 FR 1353655 A FR1353655 A FR 1353655A FR 1353655 A FR1353655 A FR 1353655A FR 3004749 B1 FR3004749 B1 FR 3004749B1
Authority
FR
France
Prior art keywords
wheel
aub
rectifier
stator
distortion compensation
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
FR1353655A
Other languages
English (en)
Other versions
FR3004749A1 (fr
Inventor
Jean-Michel Roux
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 FR1353655A priority Critical patent/FR3004749B1/fr
Publication of FR3004749A1 publication Critical patent/FR3004749A1/fr
Application granted granted Critical
Publication of FR3004749B1 publication Critical patent/FR3004749B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/10—Final actuators
    • F01D17/12—Final actuators arranged in stator parts
    • F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
    • F01D17/16—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes
    • F01D17/162—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes for axial flow, i.e. the vanes turning around axes which are essentially perpendicular to the rotor centre line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0246—Surge control by varying geometry within the pumps, e.g. by adjusting vanes
    • 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
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/542—Bladed diffusers
    • F04D29/544—Blade shapes
    • 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
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/56—Fluid-guiding means, e.g. diffusers adjustable
    • F04D29/563—Fluid-guiding means, e.g. diffusers adjustable specially adapted for elastic fluid pumps
    • 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
    • F04D29/666—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by means of rotor construction or layout, e.g. unequal distribution of blades or vanes
    • 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
    • F05D2260/961—Preventing, counteracting or reducing vibration or noise by mistuning rotor blades or stator vanes with irregular interblade spacing, airfoil shape
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR1353655A 2013-04-22 2013-04-22 Roue de stator, roue d'aubes de redresseur, turbomachine equipee d'une telle roue et procede de compensation de la distorsion dans une telle roue Active FR3004749B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1353655A FR3004749B1 (fr) 2013-04-22 2013-04-22 Roue de stator, roue d'aubes de redresseur, turbomachine equipee d'une telle roue et procede de compensation de la distorsion dans une telle roue

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1353655A FR3004749B1 (fr) 2013-04-22 2013-04-22 Roue de stator, roue d'aubes de redresseur, turbomachine equipee d'une telle roue et procede de compensation de la distorsion dans une telle roue

Publications (2)

Publication Number Publication Date
FR3004749A1 FR3004749A1 (fr) 2014-10-24
FR3004749B1 true FR3004749B1 (fr) 2015-05-08

Family

ID=48795733

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1353655A Active FR3004749B1 (fr) 2013-04-22 2013-04-22 Roue de stator, roue d'aubes de redresseur, turbomachine equipee d'une telle roue et procede de compensation de la distorsion dans une telle roue

Country Status (1)

Country Link
FR (1) FR3004749B1 (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3032480B1 (fr) * 2015-02-09 2018-07-27 Safran Aircraft Engines Ensemble de redressement d'air a performances aerodynamiques ameliorees
US20160333729A1 (en) * 2015-05-11 2016-11-17 General Electric Company Turbine engine having variable pitch outlet guide vanes
FR3040448B1 (fr) * 2015-09-02 2018-07-13 Safran Aircraft Engines Piece d'etage redresseur de flux secondaire d'une turbomachine a double flux
US10794281B2 (en) 2016-02-02 2020-10-06 General Electric Company Gas turbine engine having instrumented airflow path components
US20170218842A1 (en) * 2016-02-02 2017-08-03 General Electric Company Adjusting Airflow Distortion in Gas Turbine Engine
US11073090B2 (en) 2016-03-30 2021-07-27 General Electric Company Valved airflow passage assembly for adjusting airflow distortion in gas turbine engine
US10753278B2 (en) 2016-03-30 2020-08-25 General Electric Company Translating inlet for adjusting airflow distortion in gas turbine engine
US11428241B2 (en) * 2016-04-22 2022-08-30 Raytheon Technologies Corporation System for an improved stator assembly
FR3059735B1 (fr) * 2016-12-05 2020-09-25 Safran Aircraft Engines Piece de turbomachine a surface non-axisymetrique
FR3074522B1 (fr) * 2017-12-04 2019-11-29 Safran Aircraft Engines Partie de turbomachine carenee
FR3083260B1 (fr) 2018-06-28 2020-06-19 Safran Aircraft Engines Module d’un moteur d’aeronef a double flux dont un bras integre une aube de stator
FR3092868B1 (fr) 2019-02-19 2021-01-22 Safran Aircraft Engines Roue de stator d’une turbomachine comprenant des aubes présentant des cordes différentes
CN112377269B (zh) * 2021-01-11 2021-03-26 中国空气动力研究与发展中心高速空气动力研究所 一种适用于对转升力推进装置的抗畸变静子设计方法
CN113123834B (zh) * 2021-06-17 2021-09-28 中国航发上海商用航空发动机制造有限责任公司 发动机的叶片组件及发动机
WO2024121464A1 (fr) * 2022-12-05 2024-06-13 Safran Aircraft Engines Turbomachine d'aéronef a triple flux

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0314123D0 (en) * 2003-06-18 2003-07-23 Rolls Royce Plc A gas turbine engine
US8347633B2 (en) * 2007-07-27 2013-01-08 United Technologies Corporation Gas turbine engine with variable geometry fan exit guide vane system
US8348600B2 (en) * 2008-05-27 2013-01-08 United Technologies Corporation Gas turbine engine having controllable inlet guide vanes
US20110176913A1 (en) * 2010-01-19 2011-07-21 Stephen Paul Wassynger Non-linear asymmetric variable guide vane schedule

Also Published As

Publication number Publication date
FR3004749A1 (fr) 2014-10-24

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