Course Details

Subject {L-T-P / C} : CH3113 : Mass Transfer Operations– II {3-0-0 / 3}
Subject Nature : Theory
Coordinator : Prof. Pradip Chowdhury

Syllabus

Humidification and dehumidification: Basic terminologies, Wet bulb and adiabatic saturation temperatures, Psychrometric chart and its use, Cooling tower calculations and design, Drying: Drying equilibria, Drying rate curve, Classification of drying equipments and their design methodologies, Solid-Liquid extraction or Leaching: Solid-liquid contacting strategy and equilibrium, Supercritical fluid extraction, Liquid-Liquid extraction: Liquid-Liquid equilibria (LLE), Solvent selection, Design calculations of stage wise extraction, Triangular diagram, Adsorption: Characteristics and properties of adsorbents, Adsorption isotherms, Heat of adsorption, Breakthrough analysis, Pressure swing and temperature swing adsorption, Simulated moving bed systems, Crystallization: Nucleation and crystal growth, Crystal size distribution, Equipment for solution crystallization: batch crystallizers, cooling crystallizers, vacuum and evaporating crystallizers, Membrane separation: Materials, Types and preparation of membranes, membrane characterization, Transport in membranes, Microfiltration, Ultrafiltration, Nano filtration, Reverse Osmosis and Pervaporation.

Course Objectives

  1. This subject illustrates more recently developed unit operations like adsorption and membrane separation along with conventional unit operations like drying, leaching, solvent extraction, crystallization and industrial cooling operations.
  2. The area covered in this syllabus basically acquaints students with various types of contacting systems viz. liquid-liquid, solid-liquid, gas-solid with their technical insights.

Course Outcomes

The basic outcome of this course is to gain technical insight into more recently developing unit operations like adsorption and membrane separation along with conventional unit operations like drying, leaching, solvent extraction, crystallization and industrial cooling operations.

Essential Reading

  1. J.D. Seader and E.J. Henley, Separation Process Principles, John Wiley & Sons, , 1998
  2. B. K. Dutta, Principles of Mass Transfer and Separation Processes,, Prentice Hall India Learning Private Limited, , 2006

Supplementary Reading

  1. C.J. Geankoplis, Transport Processes and Separation Process Principles, Prentice Hall India Learning Private Limited, , 2004
  2. P.C. Wankat, Rate-Controlled Separations,, B S Publications , 2005