DE69815579D1 - Belüfter für Flüssigkeiten - Google Patents

Belüfter für Flüssigkeiten

Info

Publication number
DE69815579D1
DE69815579D1 DE69815579T DE69815579T DE69815579D1 DE 69815579 D1 DE69815579 D1 DE 69815579D1 DE 69815579 T DE69815579 T DE 69815579T DE 69815579 T DE69815579 T DE 69815579T DE 69815579 D1 DE69815579 D1 DE 69815579D1
Authority
DE
Germany
Prior art keywords
liquid
venturi chamber
aerators
liquids
aerator
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 - Fee Related
Application number
DE69815579T
Other languages
English (en)
Other versions
DE69815579T2 (de
Inventor
Norman Alun Lindsay Edwards
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.)
FLUCON HOLDINGS LTD., ST. ASAPH, DENBIGSHIRE, WALE
Original Assignee
Flucon Pumps 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
Priority claimed from GBGB9707399.3A external-priority patent/GB9707399D0/en
Priority claimed from GB9801877A external-priority patent/GB9801877D0/en
Application filed by Flucon Pumps Ltd filed Critical Flucon Pumps Ltd
Publication of DE69815579D1 publication Critical patent/DE69815579D1/de
Application granted granted Critical
Publication of DE69815579T2 publication Critical patent/DE69815579T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
    • B01F23/2326—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles adding the flowing main component by suction means, e.g. using an ejector
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F7/00—Aeration of stretches of water
    • 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
    • B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
    • 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
    • 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
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • 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
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B01F25/3124—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow
    • B01F25/31242—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow the main flow being injected in the central area of the venturi, creating an aspiration in the circumferential part of the conduit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/50—Movable or transportable mixing devices or plants
    • B01F33/503—Floating mixing devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/02—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being liquid
    • F04F5/04—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being liquid displacing elastic fluids
    • 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)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
DE1998615579 1997-04-11 1998-04-09 Belüfter für Flüssigkeiten Expired - Fee Related DE69815579T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB9707399 1997-04-11
GBGB9707399.3A GB9707399D0 (en) 1997-04-11 1997-04-11 Aerators
GB9801877 1998-01-30
GB9801877A GB9801877D0 (en) 1998-01-30 1998-01-30 Aerators

Publications (2)

Publication Number Publication Date
DE69815579D1 true DE69815579D1 (de) 2003-07-24
DE69815579T2 DE69815579T2 (de) 2004-05-13

Family

ID=26311366

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1998615579 Expired - Fee Related DE69815579T2 (de) 1997-04-11 1998-04-09 Belüfter für Flüssigkeiten

Country Status (4)

Country Link
EP (1) EP0870733B8 (de)
AT (1) ATE243170T1 (de)
DE (1) DE69815579T2 (de)
GB (1) GB2324049B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113046217A (zh) * 2012-04-18 2021-06-29 生命科技股份有限公司 用于气体流与液体质量传递的方法和设备

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE0002529D0 (sv) * 2000-07-03 2000-07-03 Bengt Elofsson Anordning vid en syresättningsenhet
BR102017011253A2 (pt) * 2017-05-29 2019-03-26 Felipe Leite Almeida Bocal venturico bifásico multidirecional

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2447337A1 (de) * 1974-10-04 1976-04-15 Jobarid Werk Jonny Bartels Bau Vorrichtung zur belueftung stehender gewaesser
US4280910A (en) * 1980-03-10 1981-07-28 Baumann Edward J Method and apparatus for controlling aeration in biological treatment processes
US4514343A (en) * 1982-09-29 1985-04-30 Air-O-Lator Corporation Aspirating horizontal mixer
DE3434623A1 (de) * 1984-09-21 1986-04-17 Thomsen, Werner, Dipl.-Ing., 2320 Plön Verfahren und vorrichtung zur unterstuetzung der selbstreinigungskraft von gewaessern durch versorgung des tiefwassers mit sauerstoff
GB2230204A (en) * 1989-03-28 1990-10-17 Yang Mu Cheeng Ou Water aeration device
US4997557A (en) * 1989-05-19 1991-03-05 Aqua-Aerobic Systems, Inc. Floating, mixing, aerating and decanting unit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113046217A (zh) * 2012-04-18 2021-06-29 生命科技股份有限公司 用于气体流与液体质量传递的方法和设备

Also Published As

Publication number Publication date
GB2324049B (en) 2001-05-23
EP0870733B8 (de) 2003-11-12
EP0870733A1 (de) 1998-10-14
GB2324049A (en) 1998-10-14
EP0870733B1 (de) 2003-06-18
DE69815579T2 (de) 2004-05-13
GB9807570D0 (en) 1998-06-10
ATE243170T1 (de) 2003-07-15

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: FLUCON HOLDINGS LTD., ST. ASAPH, DENBIGSHIRE, WALE

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee