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GB2082688B - Axial fluid flow machines - Google Patents

Axial fluid flow machines

Info

Publication number
GB2082688B
GB2082688B GB8125503A GB8125503A GB2082688B GB 2082688 B GB2082688 B GB 2082688B GB 8125503 A GB8125503 A GB 8125503A GB 8125503 A GB8125503 A GB 8125503A GB 2082688 B GB2082688 B GB 2082688B
Authority
GB
United Kingdom
Prior art keywords
fluid flow
axial fluid
flow machines
machines
axial
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
Application number
GB8125503A
Other versions
GB2082688A (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.)
Wilhelm Gebhardt GmbH
Original Assignee
Wilhelm Gebhardt GmbH
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 Wilhelm Gebhardt GmbH filed Critical Wilhelm Gebhardt GmbH
Publication of GB2082688A publication Critical patent/GB2082688A/en
Application granted granted Critical
Publication of GB2082688B publication Critical patent/GB2082688B/en
Expired 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
    • 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
    • F04D19/00—Axial-flow pumps
    • F04D19/007—Axial-flow pumps multistage 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
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • F04D19/024—Multi-stage pumps with contrarotating parts
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
GB8125503A 1980-08-22 1981-08-20 Axial fluid flow machines Expired GB2082688B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803031686 DE3031686A1 (en) 1980-08-22 1980-08-22 METHOD FOR OPERATING AN AXIAL FLOW WORKING MACHINE, AND SUCH A MACHINE FOR CARRYING OUT THIS METHOD

Publications (2)

Publication Number Publication Date
GB2082688A GB2082688A (en) 1982-03-10
GB2082688B true GB2082688B (en) 1984-10-31

Family

ID=6110180

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8125503A Expired GB2082688B (en) 1980-08-22 1981-08-20 Axial fluid flow machines

Country Status (5)

Country Link
JP (1) JPS5773894A (en)
DE (1) DE3031686A1 (en)
FR (1) FR2488950A1 (en)
GB (1) GB2082688B (en)
SE (1) SE457277B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5931640A (en) * 1997-10-17 1999-08-03 Robert Bosch Corporation Oppositely skewed counter-rotating fans
RU2215191C1 (en) * 2002-02-18 2003-10-27 Хайруллин Камиль Файзрахманович Reversible axial-flow pump
US7815418B2 (en) * 2005-08-03 2010-10-19 Mitsubishi Heavy Industries, Ltd. Shroud and rotary vane wheel of propeller fan and propeller fan
CN103244459B (en) * 2013-04-25 2015-08-05 哈尔滨工业大学 A kind of aerodynamic design method of subsonic adsorption type axial compressor
BE1023233B1 (en) * 2015-07-01 2017-01-05 Safran Aero Boosters S.A. PERFORATED TURBOMACHINE AXIAL COMPRESSOR DRUM
CN110107529A (en) * 2019-05-13 2019-08-09 西华大学 A kind of axial-flow pump impeller and its axial-flow pump

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE62510C (en) * G. schiele & CO. in Bockenheim bei Frankfurt a. Main Impeller fan with auxiliary wing
DE815374C (en) * 1950-02-25 1951-10-01 Voith Gmbh J M Axial fan with intermediate ring to prevent the flow from jumping around
DE1001113B (en) * 1954-04-17 1957-01-17 Ernst Beck Dr Ing Device for reducing the inlet height required for centrifugal pumps
DE1064191B (en) * 1956-07-26 1959-08-27 Voith Gmbh J M Device for shielding the normal flow against the discharge area in the hub area of axial flow machines
GB1342590A (en) * 1970-07-17 1974-01-03 Secr Defence Suppression of noise in gas turbine engines
DE2204247A1 (en) * 1971-02-12 1972-08-17 Luft U Kaeltetechnik Veb K Boundary layer influencing in turbo machines, in particular for use in air conditioning devices
DE2951775A1 (en) * 1978-12-26 1980-07-03 Nissan Motor COOLING FAN

Also Published As

Publication number Publication date
SE457277B (en) 1988-12-12
DE3031686C2 (en) 1989-08-03
JPS5773894A (en) 1982-05-08
DE3031686A1 (en) 1982-04-01
SE8104956L (en) 1982-02-23
FR2488950A1 (en) 1982-02-26
FR2488950B1 (en) 1985-04-19
GB2082688A (en) 1982-03-10

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940820