JP4527965B2 - ディフューザ性能を改善する流体作動 - Google Patents

ディフューザ性能を改善する流体作動 Download PDF

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Publication number
JP4527965B2
JP4527965B2 JP2003381984A JP2003381984A JP4527965B2 JP 4527965 B2 JP4527965 B2 JP 4527965B2 JP 2003381984 A JP2003381984 A JP 2003381984A JP 2003381984 A JP2003381984 A JP 2003381984A JP 4527965 B2 JP4527965 B2 JP 4527965B2
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JP
Japan
Prior art keywords
diffuser
wall
inlet
flow
turbine
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.)
Expired - Fee Related
Application number
JP2003381984A
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English (en)
Japanese (ja)
Other versions
JP2004162715A (ja
JP2004162715A5 (enExample
Inventor
パオロ・グラツィオーシ
リチャード・エドウィン・ワレン，ジュニア
トマス・フランク・フリック
ラマニ・マニ
ダグラス・カール・ホーファー
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General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of JP2004162715A publication Critical patent/JP2004162715A/ja
Publication of JP2004162715A5 publication Critical patent/JP2004162715A5/ja
Application granted granted Critical
Publication of JP4527965B2 publication Critical patent/JP4527965B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/54—Installations characterised by use of jet pumps, e.g. combinations of two or more jet pumps of different type
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/30—Exhaust heads, chambers, or the like
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/30—Exhaust heads, chambers, or the like
    • F01D25/305—Exhaust heads, chambers, or the like with fluid, e.g. liquid injection
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
    • F15D1/00—Influencing flow of fluids
    • F15D1/02—Influencing flow of fluids in pipes or conduits
    • F15D1/06—Influencing flow of fluids in pipes or conduits by influencing the boundary layer
    • 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
    • F05D2250/00—Geometry
    • F05D2250/30—Arrangement of components
    • F05D2250/32—Arrangement of components according to their shape
    • F05D2250/324—Arrangement of components according to their shape divergent
    • 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)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Supercharger (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Jet Pumps And Other Pumps (AREA)
JP2003381984A 2002-11-13 2003-11-12 ディフューザ性能を改善する流体作動 Expired - Fee Related JP4527965B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/065,727 US6896475B2 (en) 2002-11-13 2002-11-13 Fluidic actuation for improved diffuser performance

Publications (3)

Publication Number Publication Date
JP2004162715A JP2004162715A (ja) 2004-06-10
JP2004162715A5 JP2004162715A5 (enExample) 2006-12-28
JP4527965B2 true JP4527965B2 (ja) 2010-08-18

Family

ID=29731624

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003381984A Expired - Fee Related JP4527965B2 (ja) 2002-11-13 2003-11-12 ディフューザ性能を改善する流体作動

Country Status (5)

Country Link
US (1) US6896475B2 (enExample)
JP (1) JP4527965B2 (enExample)
FR (1) FR2847617B1 (enExample)
GB (3) GB2429245B (enExample)
RU (1) RU2357088C2 (enExample)

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Also Published As

Publication number Publication date
GB2429246A (en) 2007-02-21
JP2004162715A (ja) 2004-06-10
FR2847617A1 (fr) 2004-05-28
GB2395757B (en) 2007-01-24
GB0326410D0 (en) 2003-12-17
GB2429245A (en) 2007-02-21
RU2357088C2 (ru) 2009-05-27
US6896475B2 (en) 2005-05-24
FR2847617B1 (fr) 2010-02-26
GB2429246B (en) 2007-08-15
GB2429245B (en) 2007-08-15
GB2395757A (en) 2004-06-02
GB0621845D0 (en) 2006-12-13
US20040091350A1 (en) 2004-05-13
GB0621844D0 (en) 2006-12-13
RU2003133190A (ru) 2005-04-27

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