|
#1
14th January 2021, 09:24 AM
| |||
| |||
 Sathyabama Institute of Science and Technology B.Tech - Chemical Engineering SCHA1401 Mass Transfer Syllabus SATHYABAMA INSTITUTE OF SCIENCE AND TECHNOLOGY SCHOOL OF BIO AND CHEMICAL ENGINEERING SCHA1401 MASS TRANSFER - I L T P Credits Total Marks 3 0 0 3 100 UNIT 1 DIFFUSION & MASS TRANSFER CO-EFFICIENTS 9 Hrs. Molecular and Eddy diffusion in gases and liquids, Measurement and calculation of diffusivity, Equimolar and Unicomponent diffusion in gases and liquids, Diffusion in Multicomponent gaseous mixtures, Wilke Lee correlation Diffusion in solids and its applications. Concept of mass transfer co-efficient, Introduction to convective mass transfer, Correlation of mass transfer coefficient, Analogies between momentum, heat and mass transfer, Theories of mass transfer and their application, Interphase and overall mass transfer co-efficient in binary systems. UNIT 2 HUMIDIFICATION 9 Hrs. Humidification Theory, Basic concepts, Dry bulb temperature, Relative saturation, Percentage saturation, Dew point, Humid volume, Humid heat, Enthalpy, Adiabatic saturation curves, wet bulb temperature, Psychometric Chart, Adiabatic Saturator, Wet Bulb Theory, Methods of Humidification and dehumidification, cooling tower theory, Design of cooling towers, Industrial cooling towers, Cooling towers principle and operation, equipments. UNIT 3 DRYING 9 Hrs. Drying Theory and Mechanism, Drying Characteristics, Estimation of Drying time, Equilibrium moisture content of materials. Bound and unbound moisture. Free and equilibrium moisture., Rate of Drying curves, Calculation methods for constant rate drying period and falling rate drying period, Classification of Driers, Through circulation driers design, Design of driers, Design and performance of Batch and Continuous Dryers, Application of Driers, Equipments for drying, Tray dryer, Vacuumshelf indirect dryers, continuous tunnel dryers, rotary dryers, drum and spray dryers. UNIT 4 CRYSTALLIZATION 9 Hrs. Crystallization Theory, Solubility curve, Types of crystals, Principles of Crystallization, Supersaturation Theory, Factors governing nucleation and crystal growth. Theory of crystallization, Classification of crystallizers and their applications. Industrial crystallizers, Crystallizer Design. UNIT 5 MEMBRANE SEPARATION PROCESS 9 Hrs. Solid and liquid membranes, Membrane fouling, Concept of Osmosis, reverse osmosis, Dialysis, Electrodialysis, Ultrafiltration, Microfiltration, Nanofiltration, Pervaporation, Thermal and Sweep diffusion process, Ion Exchange, Zone Refining, Industrial application of membrane process. Max.45 Hrs. COURSE OUTCOMES On completion of the course, student will be able to CO1 - Students will learn about the diffusional mass transfer CO2 - Understanding the mechanism and principles of humidifiers CO3 - Operation of cooling tower will be clearly understood CO4 - Operation of Dryer will be understood CO5 - Student will understand the mechanism of crystallization CO6 - Understand the principles and materials properties for different membrane separation processes TEXT / REFERENCE BOOKS 1. Treybal, R.E., Mass Transfer Operations, 3rd Edition, McGraw Hill, 2004. 2. McCabe and Smith, Unit Operations of Chemical Engineering, 7th Edition, McGraw Hill, 2009. 3. Coulson J.M. and Richardson J.F., Chemical Engineering, Vol – II, 6th Edition, Pergamon Press, 2002. 4. Anantaraman N and Meera Sherrifa Begum K, Mass Transfer Theory and Practice, Eastern Economy Edition, 2011. END SEMESTER EXAMINATION QUESTION PAPER PATTERN Max. Marks: 100 Exam Duration: 3 Hrs. Part A: 10 Questions of 2 marks each - No choice 20 Marks Part B: 2 Questions from each unit of internal choice; each carrying 16 marks 80 Marks   |
 |
| |
