W15

Solid-liquid separation

ECTS

5

Speciality

W3

Keywords

Coagulation - Flocculation - Settling- Flotation - Deep bed and Cake Filtration - Principle, Mechanisms and modelling

Description

This unit will focus on Solid liquid separation: Removal of suspended and colloidal particles (Membrane processes will be developed in WP)

The principle of solid/liquid separation and the different technologies will be introduced. Fundamentals of flocculation and modelling of settling and filtration will be developed

I) Introduction to particles in a water (G. Feuillade)

the colloidal particle - surface charge of colloids

Attraction and repulsion energies between particles

II) Aggregation of colloids (flocculation) (G. Feuillade)

III) Technological aspects in coagulation, flocculation, settling and filtration (G. Feuillade)

IV) Theoretical aspects of settling and filtration (Julie Mendret, UM2 or C. Cabassud):

Basis for dispersed media unit operations: Motion of particles in fluids - Terminal velocity for hindered and non-hindered settling, models of deep bed filtration and of cake filtration - design of filters

Coordinators

Pr Genevieve FEUILLADE, Univ. Limoges, GRES, feuillade@ensil.unilim.fr

Ass Pr LE Phuong Thu , le-phuong.thu@usth.edu.vn

Lectures

Solidliquid separation: Suspended and colloidal particles.. Lecturers: G. Feuillade, ENSIL Limoges University.

Theoretical aspects of settling and deep bed filtration, J. Mendret , UM2

Instructors

Prof. Dr. Geneviève FEUILLADE ENSIL, Univ. Limoges

Ass. Pr. Dr. Julie MENDRET, Univ. Montpellier, julie.mendret@univ-montp2.fr

or Prof. Corinne CABASSUD, INSA Toulouse, LISBP, corinne.cabassud@insa-toulouse.fr

Ass. Pr. Dr. LE Phuong Thu (USTH)

References

Numbers of teached hours

6 to 8 h courses, 6 h tutorial, 5 h practical, 1 h exam for I to IV parts

10 h

Control

1 written exam and tutorial

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