NO974795L - Blande- og lufteenhet - Google Patents

Blande- og lufteenhet

Info

Publication number
NO974795L
NO974795L NO974795A NO974795A NO974795L NO 974795 L NO974795 L NO 974795L NO 974795 A NO974795 A NO 974795A NO 974795 A NO974795 A NO 974795A NO 974795 L NO974795 L NO 974795L
Authority
NO
Norway
Prior art keywords
mixing
air unit
air
mixer
inlet
Prior art date
Application number
NO974795A
Other languages
English (en)
Other versions
NO974795D0 (no
Inventor
Arnaldo Lisi
Original Assignee
Flygt Ab Itt
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 Flygt Ab Itt filed Critical Flygt Ab Itt
Publication of NO974795D0 publication Critical patent/NO974795D0/no
Publication of NO974795L publication Critical patent/NO974795L/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/20—Activated sludge processes using diffusers
    • C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
    • C02F3/207—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors with axial thrust propellers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • B01F23/23123—Diffusers consisting of rigid porous or perforated material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • B01F23/23126—Diffusers characterised by the shape of the diffuser element
    • B01F23/231265—Diffusers characterised by the shape of the diffuser element being tubes, tubular elements, cylindrical elements or set of tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2332—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements the stirrer rotating about a horizontal axis; Stirrers therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2334—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer
    • B01F23/23341—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer with tubes surrounding the stirrer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/45—Mixing liquids with liquids; Emulsifying using flow mixing
    • B01F23/454—Mixing liquids with liquids; Emulsifying using flow mixing by injecting a mixture of liquid and gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
    • B01F25/21—Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers
    • B01F25/211—Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers the injectors being surrounded by guiding tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
    • B01F25/3142—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit the conduit having a plurality of openings in the axial direction or in the circumferential direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
    • B01F25/3142—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit the conduit having a plurality of openings in the axial direction or in the circumferential direction
    • B01F25/31422—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit the conduit having a plurality of openings in the axial direction or in the circumferential direction with a plurality of perforations in the axial direction only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
    • B01F27/71—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with propellers
    • B01F27/711—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with propellers co-operating with stationary guiding means, e.g. baffles
    • B01F27/7111—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with propellers co-operating with stationary guiding means, e.g. baffles the guiding means being tubes surrounding the propellers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • B01F23/23123—Diffusers consisting of rigid porous or perforated material
    • B01F23/231231—Diffusers consisting of rigid porous or perforated material the outlets being in the form of perforations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/113—Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)

Abstract

Oppfinnelsen vedrører en blande- og lufteenhet, spesielt for avløpsvannbehandling og omfatter en neddykkbar aksiellstramningsblander (2), en langstrakt jetring (6) med innløp (6a) nær blandepropellen (3) og huser et antall luftboblediffusere (10).
NO974795A 1996-11-29 1997-10-17 Blande- og lufteenhet NO974795L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT96MI002501 IT1286014B1 (it) 1996-11-29 1996-11-29 Unita' di aerazione e miscelazione,particolarmente per acque di scarico
CA 2222394 CA2222394A1 (en) 1996-11-29 1997-11-27 A mixing and aeration unit

Publications (2)

Publication Number Publication Date
NO974795D0 NO974795D0 (no) 1997-10-17
NO974795L true NO974795L (no) 1998-06-02

Family

ID=31716415

Family Applications (1)

Application Number Title Priority Date Filing Date
NO974795A NO974795L (no) 1996-11-29 1997-10-17 Blande- og lufteenhet

Country Status (13)

Country Link
US (1) US6076812A (no)
EP (1) EP0845290A1 (no)
JP (1) JPH10156159A (no)
CN (1) CN1184783A (no)
AU (1) AU716384B2 (no)
BR (1) BR9706516A (no)
CA (1) CA2222394A1 (no)
CZ (1) CZ376897A3 (no)
HU (1) HU219474B (no)
IT (1) IT1286014B1 (no)
NO (1) NO974795L (no)
NZ (1) NZ328846A (no)
PL (1) PL323375A1 (no)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19849697C2 (de) * 1998-10-28 2002-10-10 Frank Luelfing Verfahren und Vorrichtung zur Begasung einer Flüssigkeit
FR2809139B1 (fr) * 2000-05-16 2002-08-30 Jacques Fonkenell Installation hydraulique pouvant fonctionner en installation hydroelectrique ou en aerateur d'eau
US6676837B2 (en) 2001-02-07 2004-01-13 Jimmie A. Keeton, Jr. Solar aeration system
FR2823742B1 (fr) 2001-04-19 2004-03-12 Alain Boulant Dispositif pour brasser et aerer un liquide dans une cuve de traitement
US20050167858A1 (en) * 2004-02-04 2005-08-04 Jones Robert L. Aerator apparatus and method of use
US7377497B2 (en) * 2005-09-16 2008-05-27 Philadelphia Gear Corporation Aeration system and method
CN100537171C (zh) * 2006-05-26 2009-09-09 中国海洋石油总公司 一种固体粉末和液体混和的方法及其轴流式混合器
PL2125180T3 (pl) * 2007-02-19 2011-11-30 Invent Umwelt & Verfahrenstech Mieszadło poziome i urządzenie do uzyskiwania przepływu w osadniku za pomocą mieszadła poziomego
US8016273B1 (en) 2007-08-15 2011-09-13 Dartez James R Aerator
DE102010023831A1 (de) * 2010-06-10 2011-12-15 Sig Technology Ag Vorrichtung und Verfahren zur Befüllung von Produkten
ITTO20110365A1 (it) * 2011-04-27 2012-10-28 Marta Jakob Apparecchio per sanificazione dei liquidi, specificamente studiato per la sanificazione delle emulsioni lubri-refrigeranti di macchine utensili
CN105539805B (zh) * 2015-12-28 2019-03-19 北京临近空间飞艇技术开发有限公司 一种飞艇气囊地面快速安全充气装置
EP3636337B1 (en) * 2018-10-12 2023-08-16 Xylem Europe GmbH Propeller for a digestion tank mixer
IT202000006451A1 (it) * 2020-03-26 2021-09-26 Medicair Ind S R L Dispositivo a immersione per la dissoluzione di ossigeno in un liquido

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2772863A (en) * 1954-08-30 1956-12-04 Pacific Pumps Inc Mixing pump
BE756252A (fr) * 1969-09-17 1971-03-01 Procedes Sem Procede et appareil pour realiser le melange entre une phase gazeuse etune phase liquide
US3671022A (en) * 1969-10-06 1972-06-20 Air Reduction Method and apparatus for the microdispersion of oxygen in water
US3643403A (en) * 1970-04-29 1972-02-22 Richard E Speece Downflow bubble contact aeration apparatus and method
CH529073A (de) * 1971-09-02 1972-10-15 Kaelin J R Verfahren zur Eintragung und Umwälzung von Sauerstoff oder sauerstoffhaltigem Gas in eine zu klärende Flüssigkeit und Einrichtung zur Durchführung des Verfahrens
DE2852543A1 (de) * 1978-12-05 1980-06-12 Menzel Gmbh & Co Verfahren zur begasung von fluessigkeiten, insbesondere zum sauerstoffeintrag im belebungsbecken und vorrichtung zur durchfuehrung des verfahrens
US4512936A (en) * 1981-07-03 1985-04-23 Ebara Corporation Aeration apparatus
US4514343A (en) * 1982-09-29 1985-04-30 Air-O-Lator Corporation Aspirating horizontal mixer
US4431597A (en) * 1982-09-29 1984-02-14 Air-O-Lator Corporation Horizontal mixing aerator
DE3425791A1 (de) * 1984-07-13 1985-03-07 Kurt Leistner Geraet und verfahren zum verbessern von wasser, abwasser besonders ruhendem verschmutztem abwasser
US4581182A (en) * 1985-02-21 1986-04-08 Air-O-Lator Corporation Submersible mixer with air injection
JPS62289296A (ja) * 1986-06-06 1987-12-16 Hisao Sato 水中用気泡噴射機
US4710325A (en) * 1987-01-20 1987-12-01 Air-O-Lator Corporation Aspirating aeration and liquid mixing apparatus
JPS63256194A (ja) * 1987-04-10 1988-10-24 Shin Meiwa Ind Co Ltd 曝気撹拌装置
US5030362A (en) * 1989-08-21 1991-07-09 Exxon Chemical Patents Inc. Process for stripping liquid systems and sparger system useful therefor
SG54084A1 (en) * 1995-09-14 1998-11-16 Univ Singapore Recirculating mechanical aerator

Also Published As

Publication number Publication date
HU219474B (hu) 2001-04-28
US6076812A (en) 2000-06-20
CZ376897A3 (cs) 1999-05-12
AU716384B2 (en) 2000-02-24
CA2222394A1 (en) 1999-05-27
ITMI962501A1 (it) 1998-05-29
PL323375A1 (en) 1998-06-08
IT1286014B1 (it) 1998-06-26
HUP9701599A1 (hu) 1998-12-28
CN1184783A (zh) 1998-06-17
AU4676297A (en) 1998-06-04
HU9701599D0 (en) 1997-11-28
BR9706516A (pt) 1999-05-11
JPH10156159A (ja) 1998-06-16
NZ328846A (en) 1997-12-19
NO974795D0 (no) 1997-10-17
EP0845290A1 (en) 1998-06-03
ITMI962501A0 (it) 1996-11-29

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