15CH51T: Mass Transfer -1 Chemical 5th Sem Syllabus for Diploma DTE Karnataka C15 Scheme

Mass Transfer -1 detail DTE Kar Diploma syllabus for Chemical Engineering (CH), C15 scheme is extracted from DTE Karnataka official website and presented for diploma students. The course code (15CH51T), and for exam duration, Teaching Hr/week, Practical Hr/week, Total Marks, internal marks, theory marks, duration and credits do visit complete sem subjects post given below. The syllabus PDFs can be downloaded from official website.

For all other chemical 5th sem syllabus for diploma c15 scheme dte karnataka you can visit Chemical 5th Sem Syllabus for Diploma C15 Scheme DTE Karnataka Subjects. The detail syllabus for mass transfer -1 is as follows.

Pre-requisites:

Knowledge of basic science, Physical ,Organic and Inorganic Chemistry and thermodynamics.

Course Objectives:

Summarize the principles of various mass transfer operations used in industries and their applications.

Course Outcomes:

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Course Delivery:

The course will be delivered through lectures and presentations.

UNIT -1 :- PRINCIPLES OF MASS TRANSFER 7Hr

Principles of diffusion in fluids and solids – Molecular diffusion – Fick’s law of diffusion -Eddy diffusion. Classification of mass transfer operations – Methods of conducting mass transfer operation – Unsteady state and steady state operations – Stage wise operations – Differential contact operations.

UNIT -II:- HUMIDIFICATION 7Hr

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UNIT- III: VAPOR LIQUID EQUILIBRIUM IN DISTILLATION 8Hr

Binary and multi component systems -Vapor liquid equilibrium at constant pressure and constant temperature – Raoult’s law – Maximum and minimum boiling azeotropes – Enthalpy -concentration diagram -Application of Raoult’s law to predict vapor liquid equilibrium and problem in application of Raoult’s law.

UNIT-IV : METHODS OF DISTILLATION 10Hr

Methods of distillation – Batch distillation – Ray Leigh’s equation – problems in ray Leigh’s-equations – Flash distillation – Binary continuous rectification – Tray towers – Calculation of number of trays – MC Cabe Thiele method-assumptions in MC cabe Thiele method – Graphical procedure to determine the number of theoretical trays – Location of feed plate – q- line and operating lines -Total reflux -Minimum reflux -Optimum reflux -Tray efficiency.
Molecular distillation – Azeotropic distillation – Extractive distillation – Steam distillation -Principles and applications – Brief discussion about multi component distillation and use of packed towers for distillation -Tray towers construction -Operation and problems during operation.

UNIT – V : CRYSTALLIZATION 10Hr

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UNIT-VI: DRYING 10Hr

Principles – Equilibrium – Definition of terms – Wet basis moisture content -Dry basis moisture content – Equilibrium moisture – Bound moisture – Unbound moisture and free moisture – Batch drying – Drying characteristics – Constant rate drying – Falling rate drying – Time of drying -Mechanism of moisture movement within the solid – Diffusion mechanism – Capillary mechanism -Drying equipments – Batch driers – Tray drier – Continuous drier -Rotary drier – – Drum drier -Spray drier -Tunnel drier -Equipments description and applications.

Text Books:

1. Unit operation of chemical Engg by W.L.Mc cabe J.C.Smith Mc Graw Hill book co.
2. Introduction to chemical Engg by W.L.Badger & J.T.Banchero.
3. Mass transfer operation by R.E.Treybal.
4. Principle of unit operation by A.S.Foust et al.
5. Mass transfer-I & IIby Gavhane.
6. Mass transfer operations by Kiran D. Patil.

e-links:

1. https://www.youtube.com/watch?v=xxNfJLMNS4E
2. https://www.youtube.com/watch?v=e9Wfz8l2T4E
3. https://www.youtube.com/watch?v=ex hScKbYhM
4. https://www.youtube.com/watch?v=jWiuGRnFVcM
5. https://www.youtube.com/watch?v=ObEm84ZacIY
6. https://www.youtube.com/watch?v=RSjNRwiR1iU
7. https://www.youtube.com/watch?v=OWd4HeV9RUw
8. https://www.youtube.com/watch?v=vscX zawdQw

Note:

The following activities or similar activities for assessing CIE (IA) for 5 marks (Any one)

1. Each student should do any one of the following type of activity or any other similar activity related to the course and before conduction, get it approved from concerned Teacher and HOD.
2. Each student should conduct different activity and no repeating should occur

Suggested Student Activities to be performed to award five marks in continuous internal evaluation:

1. Prepare a report on diffusion mass transfer.
2. Write a report about humidifying and dehumidifying equipments.
3. Write a report on vapour liquid equilibrium at constant temperature &pressure.
4. Prepare a study report on construction and working of various distillation towers.

Model Question Paper:

(CIE)

1. Classify mass transfer operations
2. Explain molecular and eddy diffusion
3. Demonstrate theconstruction and use of humidity chart OR Illustrate the working of mechanical draft cooling tower with neat sketch

Model Question Paper:

PART – A (Each questions carries 5 marks)

1. Explain the principles of diffusion.
2. Classify mass transfer operations.
3. Write a note on wet bulb temperature.
4. Explain minimum and maximum boiling azeotropes.
5. List the assumptions of Mc Cabe -Thiele.
6. Define equilibrium moisture, bound moisture, unbound moisture and free moisture.
7. Explain mechanisms of moisture movement.
8. Identify the methods of prevention of crystal caking.
9. Explain Miers super saturation theory.

PART – B (Each questions carries 10 marks)

1. Classify Mass transfer operations. 05
2. Explain Interface mass transfer. 05
1. Compare Steady state & Unsteady state mass transfer operations.05
2. Illustrate humidification operation 05
1. Illustrate the working of a humidifier. 05
2. Explain relative volatility. 05
1. Develop equations equations to predict vapor-liquid equilibrium 05
2. Explain the positive and negative deviations from ideality 05
5. Demonstrate the working principles of Mechanical draft cooling towers. 10
6. Construct and explain working of Rotary dryer. 10
7. Demonstrate the working principles of Bubble cap tray column. 10
8. Construct and explain any one of the crystallizers 10
1. Summarize the principles multicomponent distillation. 05
2. Compare direct heated and indirect heated dryers 05
10. Demonstrate the drying characteristics of solids with a neat sketch of drying rate curve.10

For detail syllabus of all other subjects of BE Chemical, C15 scheme do visit Chemical 5th Sem syllabus for C15 scheme.

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