GB9500082D0 - Improvements in or relating to housings for axial flow fans - Google Patents

Improvements in or relating to housings for axial flow fans

Info

Publication number
GB9500082D0
GB9500082D0 GBGB9500082.4A GB9500082A GB9500082D0 GB 9500082 D0 GB9500082 D0 GB 9500082D0 GB 9500082 A GB9500082 A GB 9500082A GB 9500082 D0 GB9500082 D0 GB 9500082D0
Authority
GB
United Kingdom
Prior art keywords
housings
relating
axial flow
flow fans
fans
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Withdrawn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
GBGB9500082.4A
Other versions
GB2285485A (en
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.)
BTG International Ltd
Original Assignee
British Technology Group Ltd
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 British Technology Group Ltd filed Critical British Technology Group Ltd
Publication of GB9500082D0 publication Critical patent/GB9500082D0/en
Publication of GB2285485A publication Critical patent/GB2285485A/en
Withdrawn legal-status Critical Current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
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/161—Sealings between pressure and suction sides especially adapted for elastic fluid pumps
    • F04D29/164—Sealings between pressure and suction sides especially adapted for elastic fluid pumps of an axial flow wheel
    • 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
    • F04D29/40—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
    • F04D29/547—Ducts having a special shape in order to influence fluid flow
    • 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

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)
GB9500082A 1994-01-07 1995-01-04 Housing for axial flow fan Withdrawn GB2285485A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9400254A GB9400254D0 (en) 1994-01-07 1994-01-07 Improvements in or relating to housings for axial flow fans

Publications (2)

Publication Number Publication Date
GB9500082D0 true GB9500082D0 (en) 1995-03-01
GB2285485A GB2285485A (en) 1995-07-12

Family

ID=10748513

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9400254A Pending GB9400254D0 (en) 1994-01-07 1994-01-07 Improvements in or relating to housings for axial flow fans
GB9500082A Withdrawn GB2285485A (en) 1994-01-07 1995-01-04 Housing for axial flow fan

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9400254A Pending GB9400254D0 (en) 1994-01-07 1994-01-07 Improvements in or relating to housings for axial flow fans

Country Status (2)

Country Link
GB (2) GB9400254D0 (en)
WO (1) WO1995018922A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3816150B2 (en) * 1995-07-18 2006-08-30 株式会社荏原製作所 Centrifugal fluid machinery
US6290458B1 (en) 1999-09-20 2001-09-18 Hitachi, Ltd. Turbo machines
US6302640B1 (en) * 1999-11-10 2001-10-16 Alliedsignal Inc. Axial fan skip-stall
DE60014025T2 (en) * 2000-03-17 2006-02-16 Hitachi, Ltd. TURBOMASCHINEN
EP1478828B1 (en) 2002-02-28 2006-12-20 MTU Aero Engines GmbH Recirculation structure for turbo chargers
DE50303306D1 (en) 2002-08-23 2006-06-14 Mtu Aero Engines Gmbh RECIRCULATION STRUCTURE FOR TURBO VESSEL
FR2940374B1 (en) * 2008-12-23 2015-02-20 Snecma COMPRESSOR HOUSING WITH OPTIMIZED CAVITIES.
AU2012211483B2 (en) * 2011-08-12 2013-09-05 Climate Technologies Pty Ltd An inlet ring for an evaporative cooler
JP2016118165A (en) * 2014-12-22 2016-06-30 株式会社Ihi Axial flow machine and jet engine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE451873B (en) * 1982-07-29 1987-11-02 Do G Pk I Experiment AXIALFLEKT
SE451620B (en) * 1983-03-18 1987-10-19 Flaekt Ab PROCEDURE FOR MANUFACTURING THE LINK CIRCLE FOR BACKGROUND CHANNEL BY AXIAL FLOWERS
DK345883D0 (en) * 1983-07-28 1983-07-28 Nordisk Ventilator axial
DE3539604C1 (en) * 1985-11-08 1987-02-19 Turbo Lufttechnik Gmbh Axial fan
DE69204861T2 (en) * 1991-01-30 1996-05-23 United Technologies Corp Fan housing with recirculation channels.

Also Published As

Publication number Publication date
WO1995018922A1 (en) 1995-07-13
GB2285485A (en) 1995-07-12
GB9400254D0 (en) 1994-03-02

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)