ES2132231T3 - Dispositivo para introducir un gas en un liquido. - Google Patents

Dispositivo para introducir un gas en un liquido.

Info

Publication number
ES2132231T3
ES2132231T3 ES93910280T ES93910280T ES2132231T3 ES 2132231 T3 ES2132231 T3 ES 2132231T3 ES 93910280 T ES93910280 T ES 93910280T ES 93910280 T ES93910280 T ES 93910280T ES 2132231 T3 ES2132231 T3 ES 2132231T3
Authority
ES
Spain
Prior art keywords
gas
liquid
flow path
introducing
liquid carrier
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 - Lifetime
Application number
ES93910280T
Other languages
English (en)
Inventor
Andrew Eades
Grant Andrew Ockleston
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.)
Thames Water Utilities Ltd
Original Assignee
Thames Water Utilities 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 Thames Water Utilities Ltd filed Critical Thames Water Utilities Ltd
Application granted granted Critical
Publication of ES2132231T3 publication Critical patent/ES2132231T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/14—Flotation machines
    • B03D1/1431—Dissolved air flotation machines
    • 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
    • B01F23/23121—Diffusers having injection means, e.g. nozzles with circumferential outlet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/14—Flotation machines
    • B03D1/24—Pneumatic
    • B03D1/242—Nozzles for injecting gas into the flotation tank
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/24—Treatment of water, waste water, or sewage by flotation
    • 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
    • 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
    • B01F2025/91—Direction of flow or arrangement of feed and discharge openings
    • B01F2025/912—Radial flow
    • B01F2025/9121—Radial flow from the center to the circumference, i.e. centrifugal flow
    • 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

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Biotechnology (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Physical Water Treatments (AREA)
  • Nozzles (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treating Waste Gases (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Separation Of Particles Using Liquids (AREA)

Abstract

LA INVENCION SE REFIERE A APARATOS (1) PARA DISTRIBUIR UN GAS EN UN LIQUIDO, PARTICULARMENTE PARA MATERIA DE MACROPARTICULAS "FLUCTUANTES", PARTIENDO DE AGUAS NEGRAS EN BRUTO O SIN DEPURAR O FLOCULAR, COMPRENDIENDO UNA ENTRADA (2) PARA UN GAS ARRASTRADO EN UN ELEMENTO PORTADOR DEL LIQUIDO, TAL COMO AGUAS NEGRAS SIN DEPURAR RECICLADAS, UNA PARTE (16, 18) DE UN PASO DE FLUJO (3), A TRAVES DEL APARATO, Y UNA SALIDA (4, 11) DESCENDENTE, DE SECCION TRANSVERSAL SUSTANCIALMENTE UNIFORME, ADAPTADA PARA PERMITIR LA LIBERACION DEL GAS DESDE EL ELEMENTO PORTADOR DE LIQUIDO, Y DISPERSARSE LATERALMENTE DEL PASO DE FLUJO (3).
ES93910280T 1992-06-25 1993-05-25 Dispositivo para introducir un gas en un liquido. Expired - Lifetime ES2132231T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9213513A GB9213513D0 (en) 1992-06-25 1992-06-25 A nozzle

Publications (1)

Publication Number Publication Date
ES2132231T3 true ES2132231T3 (es) 1999-08-16

Family

ID=10717728

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93910280T Expired - Lifetime ES2132231T3 (es) 1992-06-25 1993-05-25 Dispositivo para introducir un gas en un liquido.

Country Status (12)

Country Link
US (1) US5505881A (es)
EP (1) EP0649338B1 (es)
JP (1) JP3228478B2 (es)
AT (1) ATE177341T1 (es)
AU (1) AU664899B2 (es)
CA (1) CA2138653A1 (es)
DE (1) DE69323882T2 (es)
ES (1) ES2132231T3 (es)
GB (2) GB9213513D0 (es)
NZ (1) NZ252267A (es)
WO (1) WO1994000223A1 (es)
ZA (1) ZA933965B (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0633052B1 (en) * 1993-07-09 1997-04-23 N.E. Chemcat Corporation Catalyst for purifying exhaust gas and method for purifying exhaust gas
SE503894C2 (sv) * 1995-01-19 1996-09-30 Norrtaelje Kommun Anordning för distribution och dispersion av luftmättat vatten
US5645771A (en) * 1995-09-21 1997-07-08 The Boc Group, Inc. Gas injection apparatus and method having application to gold leaching
AU9613498A (en) * 1997-12-09 1999-07-01 Multotec Process Equipment (Pty) Ltd A method and apparatus for aeration of liquids or slurries
DE19950600C2 (de) * 1999-10-21 2003-09-18 K & S Kali Gmbh Vorrichtung zur Begasung einer Flotationstrübe in einer pneumatischen Flotationszelle
FR2860735B1 (fr) * 2003-10-10 2006-12-22 Degremont Buse de detente d'eau pressurisee pour generer des microbules dans une installation de flottation
JP2011056436A (ja) * 2009-09-11 2011-03-24 Teikoku Electric Mfg Co Ltd 微細気泡発生装置
GB0917642D0 (en) * 2009-10-09 2009-11-25 Enpure Ltd Dissolved gas floatation pressure reduction nozzle
CN106064849B (zh) * 2016-07-11 2023-10-31 上海泰誉节能环保科技有限公司 一种双喷嘴射流曝气装置及其曝气方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3278170A (en) * 1963-08-15 1966-10-11 Moritz Jean Apparatus for placing gases and liquids into intimate contact
US3467072A (en) * 1966-08-31 1969-09-16 Energy Transform Combustion optimizing devices and methods
GB1444027A (en) * 1973-08-02 1976-07-28 Water Res Centre Nozzle for introducing gas into liquid
GB1444026A (en) * 1973-08-02 1976-07-28 Water Res Centre Method of clarifying impure water
GB1449205A (en) * 1973-11-06 1976-09-15 Exxon Research Engineering Co Distribut-ng a gas-liquid mixture in a reactor vessel
CA1042571A (en) * 1975-04-21 1978-11-14 Atara Corporation Sewage aerating structure
FR2318831A1 (fr) * 1975-07-22 1977-02-18 Nouveaux Ets Sueur Appareil de brassage pour le traitement d'eaux usees par injection de gaz
DE2544204A1 (de) * 1975-10-03 1977-04-14 Bayer Ag Vorrichtung zum begasen und ruehren von suspensionen und fluessigkeiten
FR2397870A1 (fr) * 1977-07-18 1979-02-16 Coorens Antoine Appareils a jet pour l'aspiration, la compression et le melange de fluides
US4282172A (en) * 1980-09-11 1981-08-04 Howe-Baker Engineers, Inc. Gas to liquid diffuser
US4322292A (en) * 1981-01-02 1982-03-30 Rjd Aerator
DE3144386C2 (de) * 1981-11-07 1983-12-29 J.M. Voith Gmbh, 7920 Heidenheim Injektorflotationsapparat
DE3439464A1 (de) * 1984-10-27 1986-05-07 Hosch-Fördertechnik GmbH, 4350 Recklinghausen Vorrichtung zur einbringung eines gases in eine fluessigkeit
DE3501175A1 (de) * 1985-01-16 1986-07-17 Franz-Josef Dipl.-Ing. 4791 Lichtenau Damann Verfahren und vorrichtung zur mischung und loesung von gas in fluessigkeit
KR920000042B1 (ko) * 1986-10-21 1992-01-06 유니온 카바이드 코포레이션 기체와 액체의 혼합방법 및 장치
US5156458A (en) * 1987-11-16 1992-10-20 Exxon Research And Engineering Company Surge drum internals design for damping of sinusoidal variations in the feed concentration
DE3832600A1 (de) * 1988-09-26 1990-03-29 Brocks Klaus D Verfahren zur umwandlung von exkrementen und harnabfaellen von mensch und/oder tieren in hochgradige dispersion mit stark tixotropem charakter und deren umsetzung in humus
DE9106768U1 (de) * 1991-06-03 1991-07-25 Stelzer Ruehrtechnik Gmbh, 3530 Warburg Begasungsrührer

Also Published As

Publication number Publication date
DE69323882D1 (de) 1999-04-15
JPH08502685A (ja) 1996-03-26
DE69323882T2 (de) 1999-10-14
CA2138653A1 (en) 1994-01-06
ATE177341T1 (de) 1999-03-15
GB2268089B (en) 1996-05-08
AU4084693A (en) 1994-01-24
WO1994000223A1 (en) 1994-01-06
JP3228478B2 (ja) 2001-11-12
NZ252267A (en) 1996-04-26
AU664899B2 (en) 1995-12-07
EP0649338B1 (en) 1999-03-10
GB9311620D0 (en) 1993-07-21
ZA933965B (en) 1994-01-05
GB2268089A (en) 1994-01-05
US5505881A (en) 1996-04-09
EP0649338A1 (en) 1995-04-26
GB9213513D0 (en) 1992-08-12

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