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Two phases mass transfer - 3FME1025

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  • Number of hours

    • Lectures : 9.0
    • Tutorials : ?
    • Laboratory works : ?
    • Projects : ?
    • Internship : ?
    • Written tests : 1.5
    ECTS : 8.0
  • Officials : Marc AUROUSSEAU

Goals

  • To understand mass transfer processes between two phases;
  • To understand mass balances writing;
  • To understand the design method of open and closed exchangers;
  • To illustrate the course through two application areas: absorption Gas/Liquid and extraction Liquid/Liquid;

Content

I. Reminders - Supplements - Definitions
I.1. Fraction and ratio
I.2. Concentrations and flow rates
I.3. Mass flow between two phases
I.4. Local and global conductances
I.5. Concepts: HUT, NUT and HET, NET

II. Assumptions made during this course

III. Agitated batch exchanger
III.1. Overall mass balance on the exchanger
III.2. Efficiency E
III.3. Fraction of contaminant in the extract F
III.4. Transfer Kinetics
III.4.1. Differential mass balance
III.4.2. Analytical and graphical integration
III.4.3. Concept of transfer unit
III.4.4. exercise

IV. Continuous counter-current Exchanger
IV.1. principle
IV.2. graphic resolution
IV.3. exercise

V. Progressive counter-current Exchanger
V.1. overall mass balance
V.2. differential mass balance
V.3. Concept of transfer unit
V.4. Graphic determination of NUT
V.5. Relationship between NUTG, NUTL and NET
V.6. exercise

Prerequisites

mass transfer course; Notion of mass balances; Concepts of thermodynamic equilibrium between 2 phases

Tests

A 1.5 hour written exam.
Written notes (courses/TP/TD) authorized. Copies of books or previous exams are banned.
Examination compensatable.

note égale à la note du DS

Calendar

The course exists in the following branches:

see the course schedule for 2018-2019

Additional Information

Course ID : 3FME1025
Course language(s): FR

You can find this course among all other courses.

Bibliography

INCROPERA F. P., DE WITT D. P. Fundamentals of heat and mass transfer. 4e éd. New York : John Wiley & Sons, 1996
ROUSTAN M. Transferts gaz-liquide dans les procédés de traitement des eaux et des effluents gazeux

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Date of update July 15, 2015

Grenoble INP Institut d'ingénierie Univ. Grenoble Alpes