AT339458B - CENTRIFUGAL FAN WITH AXIAL INLET FOR VENTILATION OF ENCLOSED SPACES - Google Patents

CENTRIFUGAL FAN WITH AXIAL INLET FOR VENTILATION OF ENCLOSED SPACES

Info

Publication number
AT339458B
AT339458B AT441275A AT441275A AT339458B AT 339458 B AT339458 B AT 339458B AT 441275 A AT441275 A AT 441275A AT 441275 A AT441275 A AT 441275A AT 339458 B AT339458 B AT 339458B
Authority
AT
Austria
Prior art keywords
ventilation
centrifugal fan
enclosed spaces
axial inlet
spaces
Prior art date
Application number
AT441275A
Other languages
German (de)
Other versions
ATA441275A (en
Original Assignee
Charbonnages De France
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 Charbonnages De France filed Critical Charbonnages De France
Publication of ATA441275A publication Critical patent/ATA441275A/en
Application granted granted Critical
Publication of AT339458B publication Critical patent/AT339458B/en

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
    • 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
    • F04D17/167—Operating by means of fibrous or porous elements, e.g. with sponge rotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F6/00—Air-humidification, e.g. cooling by humidification
    • F24F6/12—Air-humidification, e.g. cooling by humidification by forming water dispersions in the air
    • F24F6/14—Air-humidification, e.g. cooling by humidification by forming water dispersions in the air using nozzles
    • F24F2006/146—Air-humidification, e.g. cooling by humidification by forming water dispersions in the air using nozzles using pressurised water for spraying

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
AT441275A 1974-06-11 1975-06-10 CENTRIFUGAL FAN WITH AXIAL INLET FOR VENTILATION OF ENCLOSED SPACES AT339458B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7420105A FR2274874A1 (en) 1974-06-11 1974-06-11 Radial fan with thick cylindrical rotor - has annular nozzle defining concentric inlet and outlet

Publications (2)

Publication Number Publication Date
ATA441275A ATA441275A (en) 1977-02-15
AT339458B true AT339458B (en) 1977-10-25

Family

ID=9139870

Family Applications (1)

Application Number Title Priority Date Filing Date
AT441275A AT339458B (en) 1974-06-11 1975-06-10 CENTRIFUGAL FAN WITH AXIAL INLET FOR VENTILATION OF ENCLOSED SPACES

Country Status (3)

Country Link
AT (1) AT339458B (en)
BE (1) BE830081A (en)
FR (1) FR2274874A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104963877A (en) * 2015-06-01 2015-10-07 蚌埠市蚌风风机有限公司 Dedusting blower

Also Published As

Publication number Publication date
FR2274874B1 (en) 1978-05-26
BE830081A (en) 1975-12-10
ATA441275A (en) 1977-02-15
FR2274874A1 (en) 1976-01-09

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee