DE69608432T4 - Verfahren und vorrichtung zur suspensionsentwässerung - Google Patents

Verfahren und vorrichtung zur suspensionsentwässerung

Info

Publication number
DE69608432T4
DE69608432T4 DE69608432T DE69608432T DE69608432T4 DE 69608432 T4 DE69608432 T4 DE 69608432T4 DE 69608432 T DE69608432 T DE 69608432T DE 69608432 T DE69608432 T DE 69608432T DE 69608432 T4 DE69608432 T4 DE 69608432T4
Authority
DE
Germany
Prior art keywords
suspension
pct
dosing
conditioner
sec
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
DE69608432T
Other languages
English (en)
Other versions
DE69608432D1 (de
DE69608432T2 (de
Inventor
Anthony Pickering
James Tovey
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.)
Ciba Specialty Chemicals Water Treatments Ltd
Original Assignee
Ciba Specialty Chemicals Water Treatments 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 Ciba Specialty Chemicals Water Treatments Ltd filed Critical Ciba Specialty Chemicals Water Treatments Ltd
Publication of DE69608432T2 publication Critical patent/DE69608432T2/de
Application granted granted Critical
Publication of DE69608432T4 publication Critical patent/DE69608432T4/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B01D21/305—Control of chemical properties of a component, e.g. control of pH
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B01D21/32—Density control of clear liquid or sediment, e.g. optical control ; Control of physical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B01D21/34—Controlling the feed distribution; Controlling the liquid level ; Control of process parameters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/03—Processes of filtration using flocculating agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/04—Controlling the filtration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Centrifugal Separators (AREA)
  • Treatment Of Sludge (AREA)
  • Drying Of Solid Materials (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
DE69608432T 1995-04-03 1996-04-02 Verfahren und vorrichtung zur suspensionsentwässerung Expired - Lifetime DE69608432T4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9506842.5A GB9506842D0 (en) 1995-04-03 1995-04-03 Process and apparatus for dewatering a suspension
PCT/GB1996/000814 WO1996031265A1 (en) 1995-04-03 1996-04-02 Process and apparatus for dewatering a suspension

Publications (2)

Publication Number Publication Date
DE69608432T2 DE69608432T2 (de) 2000-09-21
DE69608432T4 true DE69608432T4 (de) 2001-03-15

Family

ID=10772407

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69608432A Expired - Lifetime DE69608432D1 (de) 1995-04-03 1996-04-02 Verfahren und vorrichtung zur suspensionsentwässerung
DE69608432T Expired - Lifetime DE69608432T4 (de) 1995-04-03 1996-04-02 Verfahren und vorrichtung zur suspensionsentwässerung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69608432A Expired - Lifetime DE69608432D1 (de) 1995-04-03 1996-04-02 Verfahren und vorrichtung zur suspensionsentwässerung

Country Status (9)

Country Link
US (1) US5902487A (de)
EP (1) EP0819022B1 (de)
AT (1) ATE192941T1 (de)
DE (2) DE69608432D1 (de)
DK (1) DK0819022T3 (de)
ES (1) ES2146875T3 (de)
GB (1) GB9506842D0 (de)
WO (1) WO1996031265A1 (de)
ZA (1) ZA962674B (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0979215A1 (de) 1997-04-30 2000-02-16 Ciba Specialty Chemicals PLC Klärschlammentwässerung
US6110382A (en) * 1997-07-25 2000-08-29 Ultra Fine, Inc. Automated effluence conditioning and treatment
FR2771659B1 (fr) * 1997-12-02 2000-02-11 Degremont Procede de regulation de centrifugeuses pour la deshydratation des boues d'epuration, mettant en oeuvre la logique floue
GB9901216D0 (en) * 1999-01-21 1999-03-10 Ciba Spec Chem Water Treat Ltd Sludge density measurement
GB2361915B (en) * 2000-05-05 2002-12-24 Genesis Fluid Solutions Llc High speed dewatering of slurries
WO2001092167A1 (en) * 2000-05-31 2001-12-06 Ciba Specialty Chemicals Water Treatments Limited Treatment of mineral materials
DE10044156A1 (de) * 2000-09-06 2002-04-04 Stockhausen Chem Fab Gmbh Verfahren und Vorrichtung zur Teilchenagglomeration
US6849190B2 (en) * 2001-12-19 2005-02-01 Usfilter Corporation Methods for polymer addition control for water treatment
US6808305B2 (en) * 2002-03-25 2004-10-26 Sharpe Mixers, Inc. Method and apparatus for mixing additives with sludge in a powered line blender
US6964737B2 (en) * 2002-06-14 2005-11-15 Duke University Systems for water and wastewater sludge treatment using floc or network strength
US20040144731A1 (en) * 2002-11-22 2004-07-29 Hartung Ronald F. Process for treatment of mineral clay slurry
US20040149661A1 (en) * 2003-01-24 2004-08-05 United States Filter Corporation Effect of cations on activated sludge characteristics
DE10333478A1 (de) 2003-07-22 2005-03-10 Stockhausen Chem Fab Gmbh Verfahren zur Behandlung von wässrigem Schlamm, danach hergestelltes Material und dessen Verwendung
US7059169B2 (en) * 2004-02-11 2006-06-13 General Motors Corporation Fluid aeration test apparatus and method
DE202007018712U1 (de) * 2007-03-28 2009-04-30 Envirochemie Gmbh Vorrichtung zum Konzentrieren einer kontinuierlich angelieferten Feststoff-Suspension
US8246822B2 (en) * 2008-02-22 2012-08-21 Briltz Raymond P Water treatment apparatus
CA2629593A1 (en) * 2008-04-11 2009-10-11 James Michael Dunbar Feedback control scheme for optimizing dewatering processes
AU2012213735B2 (en) * 2011-01-31 2016-07-28 Solenis Technologies Cayman, L.P. Method for dewatering sludge
US9321666B1 (en) 2013-03-15 2016-04-26 Liberty Evans, Llc Wastewater treatment with modular membrane bioreactor cartridges
ES2566978B1 (es) * 2014-10-16 2017-01-31 Bernardo DÍAZ MARTÍNEZ Dispositivo de control de la floculación en una corriente de lodos o fangos y sistema para controlar la floculación mediante la adición de reactivo floculante en dicha corriente de lodos o fangos
CN112707484A (zh) * 2020-12-08 2021-04-27 鞍钢集团矿业有限公司 一种液体药剂添加自动控制系统及方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1224706B (de) * 1964-04-16 1966-09-15 Metallgesellschaft Ag Verfahren und Vorrichtung zur Regelung des Betriebs von Bandfiltern
US4178243A (en) * 1975-11-10 1979-12-11 American Minechem Corporation Method and apparatus for controlled dewaterizing of coal treatment underflow
US4226714A (en) * 1978-12-27 1980-10-07 The Anaconda Company Thickener control system
GB2059276B (en) * 1979-09-21 1983-05-11 Coal Industry Patents Ltd Controlling the filtration of solid and liquid mixtures
DE3025521A1 (de) * 1980-07-05 1982-01-28 Klöckner-Humboldt-Deutz AG, 5000 Köln Verfahren zur regelung des flockungsmittelzusatzes bei zentrifugen
US4439325A (en) * 1982-08-06 1984-03-27 Cpc Engineering Corporation Pressurized filtration system
US4612123A (en) * 1983-01-25 1986-09-16 Maschinenfabrik Andritz Actiengesellschaft Regulating apparatus for dewatering machines
DE3346834C1 (de) * 1983-12-23 1985-05-15 Allied Colloids Manufacturing GmbH, 2000 Hamburg Verfahren und Anlage zum Entwaessern von Klaerschlamm
CA1326079C (en) * 1986-12-22 1994-01-11 Walti Schmitt Process for conditioning and dewatering sludges
DE4222369C2 (de) * 1992-07-08 1995-02-23 Prominent Dosiertechnik Gmbh Verfahren zum Betrieb einer Abwasser-Kläranlage und Vorrichtung zum Einspeisen eines Phosphat -Fällmittels
US5417102A (en) * 1993-12-28 1995-05-23 Eastman Kodak Company On-line method for measuring density of solids in reaction process

Also Published As

Publication number Publication date
DK0819022T3 (da) 2000-10-02
GB9506842D0 (en) 1995-05-24
AU685360B2 (en) 1998-01-15
EP0819022A1 (de) 1998-01-21
DE69608432D1 (de) 2000-06-21
WO1996031265A1 (en) 1996-10-10
US5902487A (en) 1999-05-11
EP0819022B1 (de) 2000-05-17
ATE192941T1 (de) 2000-06-15
DE69608432T2 (de) 2000-09-21
ZA962674B (en) 1997-04-03
ES2146875T3 (es) 2000-08-16
AU5159496A (en) 1996-10-23

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