CH417837A - Hilfsbeschaufelung an Strömungsmaschine - Google Patents

Hilfsbeschaufelung an Strömungsmaschine

Info

Publication number
CH417837A
CH417837A CH1293463A CH1293463A CH417837A CH 417837 A CH417837 A CH 417837A CH 1293463 A CH1293463 A CH 1293463A CH 1293463 A CH1293463 A CH 1293463A CH 417837 A CH417837 A CH 417837A
Authority
CH
Switzerland
Prior art keywords
blading
turbomachine
auxiliary
auxiliary blading
Prior art date
Application number
CH1293463A
Other languages
German (de)
English (en)
Inventor
Erwin Harrinton Smith Richard
Smith Leroy Harrington Jr
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of CH417837A publication Critical patent/CH417837A/de

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
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/145—Means for influencing boundary layers or secondary circulations
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/38—Blades
    • F04D29/384—Blades characterised by form
    • 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
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CH1293463A 1962-10-29 1963-10-22 Hilfsbeschaufelung an Strömungsmaschine CH417837A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US233661A US3193185A (en) 1962-10-29 1962-10-29 Compressor blading

Publications (1)

Publication Number Publication Date
CH417837A true CH417837A (de) 1966-07-31

Family

ID=22878175

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1293463A CH417837A (de) 1962-10-29 1963-10-22 Hilfsbeschaufelung an Strömungsmaschine

Country Status (6)

Country Link
US (1) US3193185A (nl)
BE (1) BE638547A (nl)
CH (1) CH417837A (nl)
DE (1) DE1428110A1 (nl)
GB (1) GB996041A (nl)
SE (1) SE307216B (nl)

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DE2715729B2 (de) * 1977-04-07 1979-04-26 Alberto 8131 Berg Kling Rotor für eine Turbine
JPS5472507A (en) * 1977-11-22 1979-06-11 Toyota Central Res & Dev Lab Inc Axial flow fan with supplementary blades
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DE3017226A1 (de) * 1979-05-12 1980-11-20 Papst Motoren Kg Ventilatorlaufrad
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US5112187A (en) * 1990-09-12 1992-05-12 Westinghouse Electric Corp. Erosion control through reduction of moisture transport by secondary flow
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US5732872A (en) * 1994-06-17 1998-03-31 Heartport, Inc. Surgical stapling instrument
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DE59806445D1 (de) * 1997-04-01 2003-01-09 Siemens Ag Oberflächenstruktur für die wand eines strömungskanals oder einer turbinenschaufel
DE19834647C2 (de) * 1998-07-31 2000-06-29 Deutsch Zentr Luft & Raumfahrt Schaufelanordnung für eine Strömungsmaschine
EP0978633A1 (de) * 1998-08-07 2000-02-09 Asea Brown Boveri AG Turbomaschinenschaufel
DE19913269A1 (de) * 1999-03-24 2000-09-28 Asea Brown Boveri Turbinenschaufel
DE19957718C1 (de) * 1999-11-30 2001-06-13 Mtu Muenchen Gmbh Schaufel mit optimiertem Schwingungsverhalten
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US6779979B1 (en) * 2003-04-23 2004-08-24 General Electric Company Methods and apparatus for structurally supporting airfoil tips
US6905309B2 (en) * 2003-08-28 2005-06-14 General Electric Company Methods and apparatus for reducing vibrations induced to compressor airfoils
WO2005100752A1 (en) * 2004-04-09 2005-10-27 Norris Thomas R Externally mounted vortex generators for flow duct passage
US7189055B2 (en) * 2005-05-31 2007-03-13 Pratt & Whitney Canada Corp. Coverplate deflectors for redirecting a fluid flow
US7189056B2 (en) * 2005-05-31 2007-03-13 Pratt & Whitney Canada Corp. Blade and disk radial pre-swirlers
US7244104B2 (en) * 2005-05-31 2007-07-17 Pratt & Whitney Canada Corp. Deflectors for controlling entry of fluid leakage into the working fluid flowpath of a gas turbine engine
ITMI20060340A1 (it) * 2006-02-27 2007-08-28 Nuovo Pignone Spa Pala di un rotore di un secondo stadio di un compressore
EP2093378A1 (en) * 2008-02-25 2009-08-26 ALSTOM Technology Ltd Upgrading method for a blade by retrofitting a winglet, and correspondingly upgraded blade
US8147207B2 (en) * 2008-09-04 2012-04-03 Siemens Energy, Inc. Compressor blade having a ratio of leading edge sweep to leading edge dihedral in a range of 1:1 to 3:1 along the radially outer portion
US8770460B2 (en) * 2008-12-23 2014-07-08 George E. Belzer Shield for surgical stapler and method of use
EP2336492A1 (en) * 2009-12-16 2011-06-22 Siemens Aktiengesellschaft Guide vane with a winglet for an energy converting machine and machine for converting energy comprising the guide vane
US8591195B2 (en) 2010-05-28 2013-11-26 Pratt & Whitney Canada Corp. Turbine blade with pressure side stiffening rib
DE102011115455A1 (de) * 2011-09-12 2013-03-14 Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Würzburg Atmender Elektromotor
US8944774B2 (en) * 2012-01-03 2015-02-03 General Electric Company Gas turbine nozzle with a flow fence
US9359900B2 (en) 2012-10-05 2016-06-07 General Electric Company Exhaust diffuser
EP2799721B8 (fr) * 2013-05-03 2016-12-07 Safran Aero Booster S.A. Redresseur de turbomachine axiale avec aubes auxiliaires en pieds d'aubes
US9874221B2 (en) * 2014-12-29 2018-01-23 General Electric Company Axial compressor rotor incorporating splitter blades
US9938984B2 (en) * 2014-12-29 2018-04-10 General Electric Company Axial compressor rotor incorporating non-axisymmetric hub flowpath and splittered blades
EP3354904B1 (en) 2015-04-08 2020-09-16 Horton, Inc. Fan blade surface features
US10060441B2 (en) * 2015-05-26 2018-08-28 Pratt & Whitney Canada Corp. Gas turbine stator with winglets
GB2545711B (en) * 2015-12-23 2018-06-06 Rolls Royce Plc Gas turbine engine vane splitter
US10450867B2 (en) * 2016-02-12 2019-10-22 General Electric Company Riblets for a flowpath surface of a turbomachine
US20180017019A1 (en) * 2016-07-15 2018-01-18 General Electric Company Turbofan engine wth a splittered rotor fan
GB2559351B (en) * 2017-02-01 2020-03-18 Rolls Royce Plc A geared gas turbine engine
US10605087B2 (en) * 2017-12-14 2020-03-31 United Technologies Corporation CMC component with flowpath surface ribs
CN108223017A (zh) * 2017-12-27 2018-06-29 中国航发四川燃气涡轮研究院 一种缘板进口带多排非均匀小翼的涡轮转子叶片
DE102018206601A1 (de) * 2018-04-27 2019-10-31 MTU Aero Engines AG Schaufel, Schaufelsegment und Baugruppe für eine Turbomaschine und Turbomaschine
EP3608505B1 (en) * 2018-08-08 2021-06-23 General Electric Company Turbine incorporating endwall fences
CN110067774A (zh) * 2019-04-16 2019-07-30 中国航发湖南动力机械研究所 组合叶轮及燃气涡轮发动机的压气机
US11401824B2 (en) * 2019-10-15 2022-08-02 General Electric Company Gas turbine engine outlet guide vane assembly
KR102403823B1 (ko) * 2019-12-13 2022-05-30 두산에너빌리티 주식회사 스트립이 형성된 배기 디퓨져의 스트롯 구조 및 가스터빈
IT202100002240A1 (it) 2021-02-02 2022-08-02 Gen Electric Motore a turbine con palette a flusso trasversale ridotto
CN113513368B (zh) * 2021-07-08 2022-09-02 哈尔滨工程大学 一种带有子母动叶片结构的可直接倒车涡轮

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Also Published As

Publication number Publication date
GB996041A (en) 1965-06-23
US3193185A (en) 1965-07-06
BE638547A (nl) 1900-01-01
SE307216B (nl) 1968-12-23
DE1428110A1 (de) 1969-02-13

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