ATE280896T1 - Ventilatorverkleidung - Google Patents

Ventilatorverkleidung

Info

Publication number
ATE280896T1
ATE280896T1 AT97901982T AT97901982T ATE280896T1 AT E280896 T1 ATE280896 T1 AT E280896T1 AT 97901982 T AT97901982 T AT 97901982T AT 97901982 T AT97901982 T AT 97901982T AT E280896 T1 ATE280896 T1 AT E280896T1
Authority
AT
Austria
Prior art keywords
shroud
fan
annulus
air
blade tips
Prior art date
Application number
AT97901982T
Other languages
English (en)
Inventor
John F Foss
Original Assignee
Univ Michigan State
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 Univ Michigan State filed Critical Univ Michigan State
Application granted granted Critical
Publication of ATE280896T1 publication Critical patent/ATE280896T1/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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/545—Ducts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P5/00—Pumping cooling-air or liquid coolants
    • F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
    • F01P5/06—Guiding or ducting air to, or from, ducted fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/16—Centrifugal pumps for displacing without appreciable compression
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/002—Axial flow fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
    • F04D25/166—Combinations of two or more pumps ; Producing two or more separate gas flows using fans
    • 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
    • F04D29/684—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps by fluid injection
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Telephone Function (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
AT97901982T 1996-01-16 1997-01-14 Ventilatorverkleidung ATE280896T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/585,880 US5762034A (en) 1996-01-16 1996-01-16 Cooling fan shroud
PCT/US1997/000420 WO1997026450A1 (en) 1996-01-16 1997-01-14 Improved cooling fan shroud

Publications (1)

Publication Number Publication Date
ATE280896T1 true ATE280896T1 (de) 2004-11-15

Family

ID=24343351

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97901982T ATE280896T1 (de) 1996-01-16 1997-01-14 Ventilatorverkleidung

Country Status (6)

Country Link
US (2) US5762034A (de)
EP (1) EP0820557B1 (de)
JP (1) JPH11502586A (de)
AT (1) ATE280896T1 (de)
DE (1) DE69731337D1 (de)
WO (1) WO1997026450A1 (de)

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Also Published As

Publication number Publication date
EP0820557B1 (de) 2004-10-27
WO1997026450A1 (en) 1997-07-24
US5881685A (en) 1999-03-16
DE69731337D1 (de) 2004-12-02
EP0820557A4 (de) 2001-01-03
US5762034A (en) 1998-06-09
EP0820557A1 (de) 1998-01-28
JPH11502586A (ja) 1999-03-02

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