FR3107917B1 - Carter de roue mobile pour turbomachine - Google Patents

Carter de roue mobile pour turbomachine Download PDF

Info

Publication number
FR3107917B1
FR3107917B1 FR2002187A FR2002187A FR3107917B1 FR 3107917 B1 FR3107917 B1 FR 3107917B1 FR 2002187 A FR2002187 A FR 2002187A FR 2002187 A FR2002187 A FR 2002187A FR 3107917 B1 FR3107917 B1 FR 3107917B1
Authority
FR
France
Prior art keywords
turbomachine
impeller casing
movable impeller
zone
reinjection
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
FR2002187A
Other languages
English (en)
Other versions
FR3107917A1 (fr
Inventor
Simon Pierre Michel Martin
William Henri Joseph Riera
Etienne Yung Tang
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 SA
Original Assignee
Safran SA
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 Safran SA filed Critical Safran SA
Priority to FR2002187A priority Critical patent/FR3107917B1/fr
Publication of FR3107917A1 publication Critical patent/FR3107917A1/fr
Application granted granted Critical
Publication of FR3107917B1 publication Critical patent/FR3107917B1/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
    • F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
    • F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
    • F04D29/685—Inducing localised fluid recirculation in the stator-rotor interface
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
    • F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
    • F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
    • F02K3/06—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with front fan
    • 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
    • F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
    • F04D29/526—Details of the casing section radially opposing blade tips
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

Carter de roue mobile pour turbomachine Le présent exposé concerne un carter de roue mobile pour turbomachine, comprenant une surface interne cylindrique, et au moins un canal de recirculation (42), chaque canal de recirculation (42) s’étendant entre un orifice de prélèvement (43), s’ouvrant dans une zone de prélèvement de la surface interne, et un orifice de réinjection (44), s’ouvrant dans une zone de réinjection de la surface interne située axialement en amont par rapport à la zone de prélèvement, dans lequel l’extension circonférentielle de la zone de réinjection est inférieure à 270°. Figure pour l’abrégé : Fig. 6.
FR2002187A 2020-03-04 2020-03-04 Carter de roue mobile pour turbomachine Active FR3107917B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2002187A FR3107917B1 (fr) 2020-03-04 2020-03-04 Carter de roue mobile pour turbomachine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2002187 2020-03-04
FR2002187A FR3107917B1 (fr) 2020-03-04 2020-03-04 Carter de roue mobile pour turbomachine

Publications (2)

Publication Number Publication Date
FR3107917A1 FR3107917A1 (fr) 2021-09-10
FR3107917B1 true FR3107917B1 (fr) 2022-09-09

Family

ID=70918597

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2002187A Active FR3107917B1 (fr) 2020-03-04 2020-03-04 Carter de roue mobile pour turbomachine

Country Status (1)

Country Link
FR (1) FR3107917B1 (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5431533A (en) * 1993-10-15 1995-07-11 United Technologies Corporation Active vaned passage casing treatment
DE102008019603A1 (de) * 2008-04-18 2009-10-22 Rolls-Royce Deutschland Ltd & Co Kg Strömungsmaschine mit schaufelreiheninterner Fluid-Rückführung
DE102008037154A1 (de) * 2008-08-08 2010-02-11 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine
DE102013210169A1 (de) * 2013-05-31 2014-12-04 Rolls-Royce Deutschland Ltd & Co Kg Strukturbaugruppe für eine Strömungsmaschine
DE102018116062A1 (de) * 2018-07-03 2020-01-09 Rolls-Royce Deutschland Ltd & Co Kg Strukturbaugruppe für einen Verdichter einer Strömungsmaschine

Also Published As

Publication number Publication date
FR3107917A1 (fr) 2021-09-10

Similar Documents

Publication Publication Date Title
AU2014239821B2 (en) Sliding part
JP5693599B2 (ja) 摺動部品
CN1025884C (zh) 一种间隙式沟槽表面密封
FR2556054A1 (fr) Diffuseur pour compresseur centrifuge
CN103206452B (zh) 内燃机的曲柄轴用主轴承
JP6279474B2 (ja) 摺動部品
JP2013185652A (ja) 軸シール装置
US20120217703A1 (en) Intershaft Seal System for Minimizing Pressure Induced Twist
JPWO2019013271A1 (ja) 摺動部品
JPWO2014061544A1 (ja) 摺動部品
FR3037117A1 (fr)
JP2017535710A (ja) 排気タービン式過給機のためのコンプレッサ
JP2015094471A5 (fr)
CN103998740A (zh) 内燃机的燃烧室结构
US20180038411A1 (en) Sliding parts
FR3107917B1 (fr) Carter de roue mobile pour turbomachine
JP2001263010A (ja) オイルシール
FR3078895B1 (fr) Filtre et cartouche amovible, avec deux niveaux d'etancheite dans un puits de la base du filtre
FR3105315B1 (fr) Module de compresseur pour turbomachine
DE112016005084T5 (de) Verbrennungszylinder, Gasturbinenbrennkammer und Gasturbine
CA2915106C (fr) Tourillon pour turbine haute pression, et turboreacteur incluant un tel tourillon
CN108868961A (zh) 一种曲轴箱强制通风阀
CN106068377B (zh) 在圆周方向上具有凹槽的活塞环
US10670146B2 (en) Piston ring for combustion engine
CN208934767U (zh) 一种曲轴箱强制通风阀

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 2

PLSC Publication of the preliminary search report

Effective date: 20210910

PLFP Fee payment

Year of fee payment: 3

PLFP Fee payment

Year of fee payment: 4

PLFP Fee payment

Year of fee payment: 5