CH588017A5 - - Google Patents

Info

Publication number
CH588017A5
CH588017A5 CH1403274A CH1403274A CH588017A5 CH 588017 A5 CH588017 A5 CH 588017A5 CH 1403274 A CH1403274 A CH 1403274A CH 1403274 A CH1403274 A CH 1403274A CH 588017 A5 CH588017 A5 CH 588017A5
Authority
CH
Switzerland
Application number
CH1403274A
Original Assignee
Onera (Off Nat Aerospatiale)
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 Onera (Off Nat Aerospatiale) filed Critical Onera (Off Nat Aerospatiale)
Publication of CH588017A5 publication Critical patent/CH588017A5/xx

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
    • F04D21/00—Pump involving supersonic speed of pumped fluids
    • 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
    • F04D29/52—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
    • F04D29/682—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps by fluid extraction
    • 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
    • F04D27/023—Details or means for fluid extraction
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S415/00—Rotary kinetic fluid motors or pumps
    • Y10S415/914—Device to control boundary layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CH1403274A 1973-10-23 1974-10-21 CH588017A5 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7337751A FR2248732A5 (enExample) 1973-10-23 1973-10-23

Publications (1)

Publication Number Publication Date
CH588017A5 true CH588017A5 (enExample) 1977-05-31

Family

ID=9126807

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1403274A CH588017A5 (enExample) 1973-10-23 1974-10-21

Country Status (4)

Country Link
US (1) US3993414A (enExample)
CH (1) CH588017A5 (enExample)
FR (1) FR2248732A5 (enExample)
GB (1) GB1482933A (enExample)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
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DE2515444B2 (de) * 1975-04-09 1977-05-18 Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Laufschaufelkranz grosser umfangsgeschwindigkeit fuer thermische, axial durchstroemte turbinen
US4123196A (en) * 1976-11-01 1978-10-31 General Electric Company Supersonic compressor with off-design performance improvement
AU533765B2 (en) * 1978-11-20 1983-12-08 Avco Corporation Surge control in gas; turbine
DE2852554C2 (de) 1978-12-05 1983-01-20 Alberto 8131 Berg Kling Rotor für eine Strömungsmaschine
WO1981000886A1 (fr) * 1979-09-28 1981-04-02 Proizv Ob Turbostroeniya Le Me Stator de turbine hydraulique horizontale
US4589823A (en) * 1984-04-27 1986-05-20 General Electric Company Rotor blade tip
US4708584A (en) * 1986-10-09 1987-11-24 Rockwell International Corporation Shrouded inducer pump
GB9022713D0 (en) * 1990-10-18 1990-11-28 Wells Alan A Wave power apparatus
US5397215A (en) * 1993-06-14 1995-03-14 United Technologies Corporation Flow directing assembly for the compression section of a rotary machine
JP3118136B2 (ja) * 1994-03-28 2000-12-18 株式会社先進材料利用ガスジェネレータ研究所 軸流圧縮機のケーシング
WO1998030802A1 (en) * 1997-01-13 1998-07-16 Massachusetts Institute Of Technology Enhancement of turbomachines and compressors by fluid removal
US5904470A (en) * 1997-01-13 1999-05-18 Massachusetts Institute Of Technology Counter-rotating compressors with control of boundary layers by fluid removal
JP2003517525A (ja) 1998-02-26 2003-05-27 アリソン・アドバンスト・ディベロップメント・カンパニー 圧縮機端壁ブリードシステム
US6358012B1 (en) 2000-05-01 2002-03-19 United Technologies Corporation High efficiency turbomachinery blade
DE60233497D1 (de) 2001-06-15 2009-10-08 Concepts Eti Inc Strömungsstabilisationsvorrichtung
US7334990B2 (en) 2002-01-29 2008-02-26 Ramgen Power Systems, Inc. Supersonic compressor
US7293955B2 (en) 2002-09-26 2007-11-13 Ramgen Power Systrms, Inc. Supersonic gas compressor
US7434400B2 (en) 2002-09-26 2008-10-14 Lawlor Shawn P Gas turbine power plant with supersonic shock compression ramps
GB2407142B (en) * 2003-10-15 2006-03-01 Rolls Royce Plc An arrangement for bleeding the boundary layer from an aircraft engine
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
US7025557B2 (en) * 2004-01-14 2006-04-11 Concepts Eti, Inc. Secondary flow control system
US7147426B2 (en) 2004-05-07 2006-12-12 Pratt & Whitney Canada Corp. Shockwave-induced boundary layer bleed
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
FR2875866B1 (fr) 2004-09-30 2006-12-08 Snecma Moteurs Sa Procede de circulation d'air dans un compresseur de turbomachine, agencement de compresseur le mettant en oeuvre , etage de compression et compresseur comportant un tel agencement, et moteur d'aeronef equipe d'un tel compresseur
DE102004055439A1 (de) 2004-11-17 2006-05-24 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit dynamischer Strömungsbeeinflussung
FR2882112B1 (fr) * 2005-02-16 2007-05-11 Snecma Moteurs Sa Prelevement en tete des roues mobiles de compresseur haute pression de turboreacteur
GB0506685D0 (en) * 2005-04-01 2005-05-11 Hopkins David R A design to increase and smoothly improve the throughput of fluid (air or gas) through the inlet fan (or fans) of an aero-engine system
GB0513187D0 (en) * 2005-06-29 2005-08-03 Rolls Royce Plc A blade and a rotor arrangement
US7685713B2 (en) * 2005-08-09 2010-03-30 Honeywell International Inc. Process to minimize turbine airfoil downstream shock induced flowfield disturbance
DE102007005384A1 (de) * 2007-02-02 2008-08-07 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine sowie Rotorschaufel einer Strömungsarbeitsmaschine
DE102007037924A1 (de) * 2007-08-10 2009-02-12 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit Ringkanalwandausnehmung
MX2010007686A (es) * 2008-01-18 2010-10-04 Ramgen Power Systems Llc Metodo y aparato para arrancar compresores supersonicos.
FR2927673B1 (fr) * 2008-02-14 2013-10-11 Snecma Aube de soufflante avec aspiration en pied et soufflage en tete
DE102008011644A1 (de) * 2008-02-28 2009-09-03 Rolls-Royce Deutschland Ltd & Co Kg Gehäusestrukturierung für Axialverdichter im Nabenbereich
DE102008029605A1 (de) * 2008-06-23 2009-12-24 Rolls-Royce Deutschland Ltd & Co Kg Schaufeldeckband mit Durchlass
DE102008031982A1 (de) * 2008-07-07 2010-01-14 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit Nut an einem Laufspalt eines Schaufelendes
DE102008037154A1 (de) 2008-08-08 2010-02-11 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine
DE102008052409A1 (de) 2008-10-21 2010-04-22 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit saugseitennaher Randenergetisierung
GB0910647D0 (en) 2009-06-22 2009-08-05 Rolls Royce Plc A compressor blade
GB201003084D0 (en) * 2010-02-24 2010-04-14 Rolls Royce Plc An aerofoil
US9102397B2 (en) * 2011-12-20 2015-08-11 General Electric Company Airfoils including tip profile for noise reduction and method for fabricating same
US9303589B2 (en) 2012-11-28 2016-04-05 Pratt & Whitney Canada Corp. Low hub-to-tip ratio fan for a turbofan gas turbine engine
CN103994101B (zh) * 2013-02-19 2016-04-20 中国科学院工程热物理研究所 基于多级轴流压气机轮毂端壁自循环抽吸喷气装置及方法
US9810157B2 (en) 2013-03-04 2017-11-07 Pratt & Whitney Canada Corp. Compressor shroud reverse bleed holes
US9726084B2 (en) 2013-03-14 2017-08-08 Pratt & Whitney Canada Corp. Compressor bleed self-recirculating system
US10370973B2 (en) 2015-05-29 2019-08-06 Pratt & Whitney Canada Corp. Compressor airfoil with compound leading edge profile
US10519976B2 (en) 2017-01-09 2019-12-31 Rolls-Royce Corporation Fluid diodes with ridges to control boundary layer in axial compressor stator vane
CN108119406B (zh) * 2018-01-11 2020-11-27 南京航空航天大学 轴流压气机周向大间隔小通孔机匣
US10808572B2 (en) * 2018-04-02 2020-10-20 General Electric Company Cooling structure for a turbomachinery component
US11840939B1 (en) * 2022-06-08 2023-12-12 General Electric Company Gas turbine engine with an airfoil
US12460651B2 (en) 2022-08-11 2025-11-04 Next Gen Compression Llc Method for efficient part load compressor operation
WO2024096946A2 (en) 2022-08-11 2024-05-10 Next Gen Compression Llc Variable geometry supersonic compressor

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2575682A (en) * 1944-02-14 1951-11-20 Lockheed Aircraft Corp Reaction propulsion aircraft power plant having independently rotating compressor and turbine blading stages
US2628768A (en) * 1946-03-27 1953-02-17 Kantrowitz Arthur Axial-flow compressor
US2966028A (en) * 1947-10-17 1960-12-27 Gen Electric Aerodynamic diffuser mechanisms
US2749027A (en) * 1947-12-26 1956-06-05 Edward A Stalker Compressor
US2749025A (en) * 1947-12-26 1956-06-05 Edward A Stalker Compressors
US2579049A (en) * 1949-02-04 1951-12-18 Nathan C Price Rotating combustion products generator and turbine of the continuous combustion type
US2678537A (en) * 1949-03-12 1954-05-18 Edward A Stalker Axial flow turbine type hydraulic torque converter
US2663493A (en) * 1949-04-26 1953-12-22 A V Roe Canada Ltd Blading for compressors, turbines, and the like
US2702157A (en) * 1949-09-28 1955-02-15 Edward A Stalker Compressor employing radial diffusion
US2925952A (en) * 1953-07-01 1960-02-23 Maschf Augsburg Nuernberg Ag Radial-flow-compressor
DE1032468B (de) * 1956-03-12 1958-06-19 Licentia Gmbh Einrichtung zum Reinigen vielstufiger Axialturbomaschinen
US2947139A (en) * 1957-08-29 1960-08-02 United Aircraft Corp By-pass turbojet

Also Published As

Publication number Publication date
US3993414A (en) 1976-11-23
GB1482933A (en) 1977-08-17
FR2248732A5 (enExample) 1975-05-16

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