FR3149518B1 - Ensemble de décantation d’un effluent - Google Patents

Ensemble de décantation d’un effluent

Info

Publication number
FR3149518B1
FR3149518B1 FR2305772A FR2305772A FR3149518B1 FR 3149518 B1 FR3149518 B1 FR 3149518B1 FR 2305772 A FR2305772 A FR 2305772A FR 2305772 A FR2305772 A FR 2305772A FR 3149518 B1 FR3149518 B1 FR 3149518B1
Authority
FR
France
Prior art keywords
settling
effluent
settling basin
orifices
settling unit
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.)
Active
Application number
FR2305772A
Other languages
English (en)
Other versions
FR3149518A1 (fr
Inventor
Laurence Dumoulin
Nathalie Gruel
Olivier Bremond
Pedro Fonseca
Olivier Huber
Benjamine D'elbée
Rui Gabriel
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.)
Suez International SAS
Original Assignee
Suez International 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 Suez International SAS filed Critical Suez International SAS
Priority to FR2305772A priority Critical patent/FR3149518B1/fr
Priority to PCT/EP2024/065743 priority patent/WO2024251953A1/fr
Priority to EP24732437.9A priority patent/EP4724166A1/fr
Publication of FR3149518A1 publication Critical patent/FR3149518A1/fr
Application granted granted Critical
Publication of FR3149518B1 publication Critical patent/FR3149518B1/fr
Active 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
    • B01D21/0003—Making of sedimentation devices, structural details thereof, e.g. prefabricated parts
    • 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
    • B01D21/0012—Settling tanks making use of filters, e.g. by floating layers of particulate material
    • 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
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2405—Feed mechanisms for settling tanks
    • B01D21/2416—Liquid distributors with a plurality of feed points
    • 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
    • B01D21/2444—Discharge mechanisms for the classified liquid
    • 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
    • B01D21/2466—Mammoth pumps, e.g. air lift pumps

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Sewage (AREA)
  • Details Of Heat-Exchange And Heat-Transfer (AREA)

Abstract

Ensemble de décantation (1) d’un effluent comprenant un bassin de décantation (2) et un dispositif d’alimentation (9) dudit bassin de décantation (2) en effluent,  ledit ensemble de décantation (1) étant caractérisé en ce qu’il comprend un compartiment de répartition du flux et de dissipation de l’énergie (4) apte à recevoir directement l’effluent du dispositif d’alimentation (9), ledit compartiment (4) étant installé dans le bassin de décantation (2) et délimité par au moins une portion (23) de la paroi externe (22) du bassin de décantation (2), par au moins une autre paroi latérale (6) étanche aux liquides, et par une paroi de fond (7) perforée d’une pluralité d’orifices (8), formant un volume intermédiaire ; ladite pluralité d’orifices (8) mettant un communication fluidique le volume intermédiaire avec le volume de décantation.  Figure d’abrégé : Figure 1
FR2305772A 2023-06-08 2023-06-08 Ensemble de décantation d’un effluent Active FR3149518B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR2305772A FR3149518B1 (fr) 2023-06-08 2023-06-08 Ensemble de décantation d’un effluent
PCT/EP2024/065743 WO2024251953A1 (fr) 2023-06-08 2024-06-07 Ensemble de décantation d'un effluent
EP24732437.9A EP4724166A1 (fr) 2023-06-08 2024-06-07 Ensemble de décantation d'un effluent

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2305772 2023-06-08
FR2305772A FR3149518B1 (fr) 2023-06-08 2023-06-08 Ensemble de décantation d’un effluent

Publications (2)

Publication Number Publication Date
FR3149518A1 FR3149518A1 (fr) 2024-12-13
FR3149518B1 true FR3149518B1 (fr) 2025-10-17

Family

ID=88585142

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2305772A Active FR3149518B1 (fr) 2023-06-08 2023-06-08 Ensemble de décantation d’un effluent

Country Status (3)

Country Link
EP (1) EP4724166A1 (fr)
FR (1) FR3149518B1 (fr)
WO (1) WO2024251953A1 (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1535591A (en) * 1976-04-29 1978-12-13 See Soc D Epuration Et D Entre Preparation of drinkable water
CA1091593A (fr) * 1977-10-05 1980-12-16 Eli I. Robinsky Separateur par gravite muni de chicanes membraneuses
DE10128062A1 (de) * 2001-06-09 2002-12-12 Henkel Kgaa Entschlammungseinrichtung und Verfahren zum Entschlammen einer Flüssigkeit
US9776106B2 (en) * 2015-09-08 2017-10-03 United Conveyor Corporation Continuous dewatering recirculation system with integral coal combustion residual high flow plate separator
CN106731046A (zh) * 2016-12-30 2017-05-31 日照市光润模具制造有限公司 石材切割污水细砂沉淀出砂系统

Also Published As

Publication number Publication date
WO2024251953A1 (fr) 2024-12-12
FR3149518A1 (fr) 2024-12-13
EP4724166A1 (fr) 2026-04-15

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Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 2

EXTE Extension to a french territory

Extension state: PF

PLSC Publication of the preliminary search report

Effective date: 20241213

PLFP Fee payment

Year of fee payment: 3