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FR3068615B1 - Installation pour le traitement des eaux et procede correspondant - Google Patents

Installation pour le traitement des eaux et procede correspondant Download PDF

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Publication number
FR3068615B1
FR3068615B1 FR1756397A FR1756397A FR3068615B1 FR 3068615 B1 FR3068615 B1 FR 3068615B1 FR 1756397 A FR1756397 A FR 1756397A FR 1756397 A FR1756397 A FR 1756397A FR 3068615 B1 FR3068615 B1 FR 3068615B1
Authority
FR
France
Prior art keywords
hopper
ballast
tank
water
flocculation
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
FR1756397A
Other languages
English (en)
Other versions
FR3068615A1 (fr
Inventor
Abdelkader Gaid
Herve Paillard
Philippe Sauvignet
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.)
Veolia Water Solutions and Technologies Support SAS
Original Assignee
Veolia Water Solutions and Technologies Support SAS
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 Veolia Water Solutions and Technologies Support SAS filed Critical Veolia Water Solutions and Technologies Support SAS
Priority to FR1756397A priority Critical patent/FR3068615B1/fr
Priority to US16/628,772 priority patent/US20200155972A1/en
Priority to CA3067103A priority patent/CA3067103A1/fr
Priority to CN201880045092.1A priority patent/CN110891666A/zh
Priority to PCT/EP2018/066985 priority patent/WO2019007744A1/fr
Priority to EP18733605.2A priority patent/EP3648862A1/fr
Publication of FR3068615A1 publication Critical patent/FR3068615A1/fr
Application granted granted Critical
Publication of FR3068615B1 publication Critical patent/FR3068615B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
    • B01D21/0042—Baffles or guide plates
    • 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
    • B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
    • B01D21/0045—Plurality of essentially parallel plates
    • 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
    • B01D21/0087—Settling tanks provided with means for ensuring a special flow pattern, e.g. even inflow or outflow
    • 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
    • B01D21/02—Settling tanks with single outlets for the separated liquid
    • B01D21/08—Settling tanks with single outlets for the separated liquid provided with flocculating compartments
    • 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
    • B01D21/10—Settling tanks with multiple outlets for the separated liquids
    • B01D21/16—Settling tanks with multiple outlets for the separated liquids provided with flocculating compartments
    • 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
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/245—Discharge mechanisms for the sediments
    • B01D21/2472—Means for fluidising the sediments, e.g. by jets or mechanical agitators
    • 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
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2488—Feed or discharge mechanisms for settling tanks bringing about a partial recirculation of the liquid, e.g. for introducing chemical aids
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5209—Regulation methods for flocculation or precipitation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/40—Liquid flow rate
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2305/00—Use of specific compounds during water treatment
    • C02F2305/12—Inert solids used as ballast for improving sedimentation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)

Abstract

Installation pour le traitement des eaux comprenant des moyens d'amenée (38) d'eau à traiter, des moyens d'amenée (31) de réactif coagulant (21), un dispositif de floculation-décantation (1) pourvu de moyens de distribution (32) de réactif floculant, de moyens de distribution (33) de lest, de moyens d'extraction (39d) de boues de décantation et de moyens d'évacuation (9) d'eau traitée, une conduite (8) d'amenée d'eaux coagulées dans le dispositif de floculation-décantation (1), des moyens de séparation du lest contenu dans les boues lestées (24) suivis de moyens de recyclage (36) du lest vers le dispositif de floculation-décantation (1), caractérisée en ce que le dispositif (1) comprend une cuve extérieure (2) pourvue d'une première trémie (4), et au moins une cuve intérieure (3) pourvue d'une deuxième trémie (5) et prévue à l'intérieur de ladite cuve extérieure (2) ; la cuve intérieure (3) recevant le floculant et le lest et étant pourvue de moyens d'agitation (10), un espace périphérique étant ménagé entre la cuve intérieure (3) et la cuve extérieure (2) ; la deuxième trémie (5) étant pourvue d'une ouverture (6) débouchant dans la première trémie (4) ; et la première trémie (4) étant pourvue d'une sortie communicant avec les moyens d'évacuation (34) de boues lestées et les moyens d'évacuation (9) d'eau traitée étant prévus dans la partie haute de ladite cuve extérieure (2). Procédé pour la mise en œuvre d'une telle installation.
FR1756397A 2017-07-06 2017-07-06 Installation pour le traitement des eaux et procede correspondant Expired - Fee Related FR3068615B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR1756397A FR3068615B1 (fr) 2017-07-06 2017-07-06 Installation pour le traitement des eaux et procede correspondant
US16/628,772 US20200155972A1 (en) 2017-07-06 2018-06-25 Water treatment plant and corresponding method
CA3067103A CA3067103A1 (fr) 2017-07-06 2018-06-25 Installation pour le traitement des eaux et procede correspondant
CN201880045092.1A CN110891666A (zh) 2017-07-06 2018-06-25 用于水处理的设备和相应的方法
PCT/EP2018/066985 WO2019007744A1 (fr) 2017-07-06 2018-06-25 Installation pour le traitement des eaux et procédé correspondant
EP18733605.2A EP3648862A1 (fr) 2017-07-06 2018-06-25 Installation pour le traitement des eaux et procédé correspondant

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1756397A FR3068615B1 (fr) 2017-07-06 2017-07-06 Installation pour le traitement des eaux et procede correspondant
FR1756397 2017-07-06

Publications (2)

Publication Number Publication Date
FR3068615A1 FR3068615A1 (fr) 2019-01-11
FR3068615B1 true FR3068615B1 (fr) 2020-06-19

Family

ID=59649924

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1756397A Expired - Fee Related FR3068615B1 (fr) 2017-07-06 2017-07-06 Installation pour le traitement des eaux et procede correspondant

Country Status (6)

Country Link
US (1) US20200155972A1 (fr)
EP (1) EP3648862A1 (fr)
CN (1) CN110891666A (fr)
CA (1) CA3067103A1 (fr)
FR (1) FR3068615B1 (fr)
WO (1) WO2019007744A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12221360B2 (en) 2021-09-24 2025-02-11 Bechtel Energy Technologies & Solutions, Inc. Low energy ejector desalination system
CN113880213B (zh) * 2021-11-19 2023-08-22 西安西热水务环保有限公司 一种石英砂型重介质高效混凝澄清系统与方法
CN116332445A (zh) * 2023-05-30 2023-06-27 山东福富新材料科技有限公司 一种污水处理方法和处理系统
CN118666479A (zh) * 2024-07-01 2024-09-20 江苏理工学院 污泥有机物无机物分离系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4388195A (en) * 1979-07-05 1983-06-14 Passavant-Werke Michelbacher Hutte Process and apparatus for the chemical-mechanical treatment and purification of ground waters, surface waters and effluents
FR2627704B1 (fr) 1988-02-25 1991-12-13 Ile France Syndicat Eaux Procede et installation de traitement d'eau par decantation faisant intervenir du sable fin
CN2173782Y (zh) * 1993-12-10 1994-08-10 华南理工大学 三重环流混凝沉淀水处理设备
WO1997035654A1 (fr) * 1996-03-25 1997-10-02 Berger Dietmar J Systeme de traitement des eaux usees
ATE210084T1 (de) * 1997-01-27 2001-12-15 Degremont Verfahren zur physikalish-chemischen behandlung von wasser, insbesondere von für den verbrauch bestimmtem oberflächenwasser
CN2767430Y (zh) * 2005-02-21 2006-03-29 于东江 水处理高速沉淀装置
FR2883279B1 (fr) * 2005-03-16 2007-06-08 Bernard Beaulieu Installation de purification d'effluent a structure centralisee
FR2899891B1 (fr) * 2006-04-18 2008-05-30 Amenagement Urbain & Rural Procede et installation de traitement d'un effluent charge de matieres en suspension avec lestant injecte en zone tranquillisee
CN101508512B (zh) * 2009-03-16 2012-12-19 俞敏厚 加核三循环组合水处理方法

Also Published As

Publication number Publication date
CN110891666A (zh) 2020-03-17
EP3648862A1 (fr) 2020-05-13
CA3067103A1 (fr) 2019-01-10
WO2019007744A1 (fr) 2019-01-10
US20200155972A1 (en) 2020-05-21
FR3068615A1 (fr) 2019-01-11

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Legal Events

Date Code Title Description
PLSC Publication of the preliminary search report

Effective date: 20190111

PLFP Fee payment

Year of fee payment: 3

PLFP Fee payment

Year of fee payment: 4

ST Notification of lapse

Effective date: 20220305