EP2151582A3 - Machine de traitement des écoulements - Google Patents

Machine de traitement des écoulements Download PDF

Info

Publication number
EP2151582A3
EP2151582A3 EP09009508.4A EP09009508A EP2151582A3 EP 2151582 A3 EP2151582 A3 EP 2151582A3 EP 09009508 A EP09009508 A EP 09009508A EP 2151582 A3 EP2151582 A3 EP 2151582A3
Authority
EP
European Patent Office
Prior art keywords
flow path
main flow
return passage
blade
channel
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.)
Withdrawn
Application number
EP09009508.4A
Other languages
German (de)
English (en)
Other versions
EP2151582A2 (fr
Inventor
Volker Gümmer
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.)
Rolls Royce Deutschland Ltd and Co KG
Original Assignee
Rolls Royce Deutschland Ltd and Co KG
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 Rolls Royce Deutschland Ltd and Co KG filed Critical Rolls Royce Deutschland Ltd and Co KG
Publication of EP2151582A2 publication Critical patent/EP2151582A2/fr
Publication of EP2151582A3 publication Critical patent/EP2151582A3/fr
Withdrawn legal-status Critical Current

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
    • F04D29/40—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
    • 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
    • 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
    • F04D27/0207—Surge control by bleeding, bypassing or recycling fluids

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP09009508.4A 2008-08-08 2009-07-22 Machine de traitement des écoulements Withdrawn EP2151582A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102008037154A DE102008037154A1 (de) 2008-08-08 2008-08-08 Strömungsarbeitsmaschine

Publications (2)

Publication Number Publication Date
EP2151582A2 EP2151582A2 (fr) 2010-02-10
EP2151582A3 true EP2151582A3 (fr) 2014-04-16

Family

ID=41129359

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09009508.4A Withdrawn EP2151582A3 (fr) 2008-08-08 2009-07-22 Machine de traitement des écoulements

Country Status (3)

Country Link
US (1) US8382422B2 (fr)
EP (1) EP2151582A3 (fr)
DE (1) DE102008037154A1 (fr)

Families Citing this family (24)

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Publication number Priority date Publication date Assignee Title
US9567942B1 (en) * 2010-12-02 2017-02-14 Concepts Nrec, Llc Centrifugal turbomachines having extended performance ranges
EP2530330B1 (fr) 2011-06-01 2016-05-25 MTU Aero Engines AG Aube directrice pour un compresseur d'une turbomachine, compresseur et turbomachine
DE102011107523B4 (de) * 2011-07-15 2016-08-11 MTU Aero Engines AG System zum Einblasen eines Fluids, Verdichter sowie Turbomaschine
FR2989744B1 (fr) * 2012-04-19 2014-06-13 Snecma Carter de compresseur a cavites au calage optimise
FR2989743B1 (fr) * 2012-04-19 2015-08-14 Snecma Carter de compresseur a cavites de longueurs variees
FR2989742B1 (fr) * 2012-04-19 2014-05-09 Snecma Carter de compresseur a cavites a forme amont optimisee
US9810157B2 (en) * 2013-03-04 2017-11-07 Pratt & Whitney Canada Corp. Compressor shroud reverse bleed holes
US10240471B2 (en) * 2013-03-12 2019-03-26 United Technologies Corporation Serrated outer surface for vortex initiation within the compressor stage of a gas turbine
US9726084B2 (en) 2013-03-14 2017-08-08 Pratt & Whitney Canada Corp. Compressor bleed self-recirculating system
DE102013210167A1 (de) 2013-05-31 2014-12-04 Rolls-Royce Deutschland Ltd & Co Kg Strukturbaugruppe für eine Strömungsmaschine
DE102013210171A1 (de) 2013-05-31 2014-12-04 Rolls-Royce Deutschland Ltd & Co Kg Strukturbaugruppe für eine Strömungsmaschine
DE102013210168A1 (de) 2013-05-31 2014-12-04 Rolls-Royce Deutschland Ltd & Co Kg Strukturbaugruppe für eine Strömungsmaschine
DE102013210169A1 (de) 2013-05-31 2014-12-04 Rolls-Royce Deutschland Ltd & Co Kg Strukturbaugruppe für eine Strömungsmaschine
US20160153465A1 (en) * 2014-12-01 2016-06-02 General Electric Company Axial compressor endwall treatment for controlling leakage flow therein
WO2016093811A1 (fr) * 2014-12-10 2016-06-16 General Electric Company Traitement de paroi d'extrémité de compresseur ayant un profil incurvé
BE1023215B1 (fr) * 2015-06-18 2016-12-21 Techspace Aero S.A. Carter a injecteurs de vortex pour compresseur de turbomachine axiale
US10041500B2 (en) * 2015-12-08 2018-08-07 General Electric Company Venturi effect endwall treatment
DE102018116062A1 (de) 2018-07-03 2020-01-09 Rolls-Royce Deutschland Ltd & Co Kg Strukturbaugruppe für einen Verdichter einer Strömungsmaschine
US10914318B2 (en) 2019-01-10 2021-02-09 General Electric Company Engine casing treatment for reducing circumferentially variable distortion
US10876549B2 (en) 2019-04-05 2020-12-29 Pratt & Whitney Canada Corp. Tandem stators with flow recirculation conduit
FR3107917B1 (fr) * 2020-03-04 2022-09-09 Safran Carter de roue mobile pour turbomachine
BE1028335B1 (fr) 2020-05-20 2021-12-20 Safran Aero Boosters Sous-ensemble de compresseur basse pression d'une turbomachine d'aéronef
US20240159247A1 (en) * 2022-07-15 2024-05-16 Raytheon Technologies Corporation Casing Treatment for Gas Turbine Engines
US12071959B1 (en) * 2023-09-06 2024-08-27 Pratt & Whitney Canada Corp. Compressor casing with slots and grooves

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US3011762A (en) * 1956-03-28 1961-12-05 Pouit Robert Turbines and in particular gas turbines
EP1286022A1 (fr) * 2001-08-14 2003-02-26 United Technologies Corporation Traitement de l'enveloppe pour compresseurs
EP1862641A1 (fr) * 2006-06-02 2007-12-05 Siemens Aktiengesellschaft Canal d'écoulement axial pour turbomachine

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GB619722A (en) 1946-12-20 1949-03-14 English Electric Co Ltd Improvements in and relating to boundary layer control in fluid conduits
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US5474417A (en) * 1994-12-29 1995-12-12 United Technologies Corporation Cast casing treatment for compressor blades
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US6231301B1 (en) 1998-12-10 2001-05-15 United Technologies Corporation Casing treatment for a fluid compressor
US6574965B1 (en) 1998-12-23 2003-06-10 United Technologies Corporation Rotor tip bleed in gas turbine engines
US6290458B1 (en) * 1999-09-20 2001-09-18 Hitachi, Ltd. Turbo machines
US6234747B1 (en) * 1999-11-15 2001-05-22 General Electric Company Rub resistant compressor stage
DE10135003C1 (de) * 2001-07-18 2002-10-02 Mtu Aero Engines Gmbh Verdichtergehäusestruktur
US6663346B2 (en) 2002-01-17 2003-12-16 United Technologies Corporation Compressor stator inner diameter platform bleed system
AU2003207365A1 (en) 2002-02-28 2003-09-09 Daimlerchrysler Ag Anti-stall tip treatment means for turbo-compressors
GB0216952D0 (en) 2002-07-20 2002-08-28 Rolls Royce Plc Gas turbine engine casing and rotor blade arrangement
DE10233032A1 (de) 2002-07-20 2004-01-29 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit integriertem Fluidzirkulationssystem
WO2004018844A1 (fr) * 2002-08-23 2004-03-04 Mtu Aero Engines Gmbh Structure de recirculation d'un turbocompresseur
DE10330084B4 (de) 2002-08-23 2010-06-10 Mtu Aero Engines Gmbh Rezirkulationsstruktur für Turboverdichter
FR2846034B1 (fr) 2002-10-22 2006-06-23 Snecma Moteurs Carter, compresseur, turbine et turbomoteur a combustion comprenant un tel carter
GB2418956B (en) 2003-11-25 2006-07-05 Rolls Royce Plc A compressor having casing treatment slots
DE10355240A1 (de) 2003-11-26 2005-07-07 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit Fluidentnahme
DE10355241A1 (de) 2003-11-26 2005-06-30 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit Fluidzufuhr
US7097414B2 (en) 2003-12-16 2006-08-29 Pratt & Whitney Rocketdyne, Inc. Inducer tip vortex suppressor
GB2413158B (en) * 2004-04-13 2006-08-16 Rolls Royce Plc Flow control arrangement
DE102004030597A1 (de) 2004-06-24 2006-01-26 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit Aussenradstrahlerzeugung am Stator
DE102004043036A1 (de) 2004-09-06 2006-03-09 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit Fluidentnahme
DE102004055439A1 (de) 2004-11-17 2006-05-24 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit dynamischer Strömungsbeeinflussung
US7861823B2 (en) 2005-11-04 2011-01-04 United Technologies Corporation Duct for reducing shock related noise
GB0600532D0 (en) 2006-01-12 2006-02-22 Rolls Royce Plc A blade and rotor arrangement
US20080044273A1 (en) * 2006-08-15 2008-02-21 Syed Arif Khalid Turbomachine with reduced leakage penalties in pressure change and efficiency
FR2912789B1 (fr) 2007-02-21 2009-10-02 Snecma Sa Carter avec traitement de carter, compresseur et turbomachine comportant un tel carter.
US20090160135A1 (en) 2007-12-20 2009-06-25 Gabriele Turini Labyrinth seal with reduced leakage flow by grooves and teeth synergistic action

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB504214A (en) * 1937-02-24 1939-04-21 Rheinmetall Borsig Ag Werk Bor Improvements in and relating to turbo compressors
US3011762A (en) * 1956-03-28 1961-12-05 Pouit Robert Turbines and in particular gas turbines
EP1286022A1 (fr) * 2001-08-14 2003-02-26 United Technologies Corporation Traitement de l'enveloppe pour compresseurs
EP1862641A1 (fr) * 2006-06-02 2007-12-05 Siemens Aktiengesellschaft Canal d'écoulement axial pour turbomachine

Also Published As

Publication number Publication date
DE102008037154A1 (de) 2010-02-11
EP2151582A2 (fr) 2010-02-10
US20100034637A1 (en) 2010-02-11
US8382422B2 (en) 2013-02-26

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