FT/GN/68/01/23.01.16

SRI VENKATESWARA COLLEGE OF ENGINEERING

COURSE DELIVERY PLAN - THEORY Page 1 of 6

Department of Chemical Engineering

LP: CH 6404

Rev. No: 01

Date: 02.01.2017

B.E/B.Tech/M.E/M.Tech : Chemical Engineering Regulation: 2013

PG Specialisation : Not Applicable

Sub. Code / Sub. Name : CH 6404 MECHANICAL OPERATIONS

Unit : I

Unit Syllabus: General characteristics of solids, different techniques of size analysis, shape

factor, surface area determination, estimation of particle size. Screening methods and

equipment, screen efficiency, ideal and actual screens.

Objective: To understand particle characteristics and size analysis

Session

No * Topics to be covered Ref

Teaching

Aids

1 Introduction to the course, General characteristics of solids 1 (Pg. 927) PPT

2 Particle Shape - Sphericity, Volume shape factor, Particle Size 1 (Pg. 927 -

928) -do-

3 Differential and cumulative analysis

1(Pg. 929) -do-

4 Particle Size and surface area determination 1 (Pg. 930 –

933) -do-

5 Problems 1 (Pg. 934) PPT & BB

6 Screening –Separation without involvement of fluid mechanics 1 (Pg. 994 -

1000) PPT

7 Ideal and actual screens, Screen Efficiency 1&2 (Pg. 994

- 1000) -do-

8 Industrial screening Equipment – Part 1 1&2 (Pg. 994

- 1000) -do-

9 Industrial screening Equipment – Part 2 1&2 (Pg. 994

- 1000) -do-

10 Problems and unit Revision

Content beyond syllabus covered (if any): Overview of particle count and size measurement using Coulte counter

* Session duration: 50 minutes

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SRI VENKATESWARA COLLEGE OF ENGINEERING

COURSE DELIVERY PLAN - THEORY Page 2 of 6

Sub. Code / Sub. Name: CH 6404 MECHANICAL OPERATIONS

Unit : II

Unit Syllabus : Laws of size reduction, energy relationships in size reduction, methods of size

reduction, classification of equipments, crushers, grinders, disintegrators for coarse,

intermediate and fine grinding, power requirement, work index; size enlargement - principle

of granulation, briquetting, pelletisation, and flocculation.

Objective: To understand particle size reduction, its equipment, Power calculation and Size

enlargement.

Session

No * Topics to be covered Ref

Teaching

Aids

11 Introduction to Comminution, Laws of size reduction, work

index 1 (Pg. 960

- 965) PPT

12 Power requirement, Methods of size reduction and its

classification 1 (Pg. 970

- 992) -do-

13 Energy relationship on Size reduction 1&2 (Pg.

970 - 992) -do-

14 Problems 1&2 (Pg.

992) PPT & BB

15 Classification of Size reduction equipment, Crushers and grinders 1 (Pg. 970

- 992) PPT

16 Problems 1 (Pg.

992) PPT & BB

17 Disintegrators for coarse, Intermediate and fine grinders 1 (Pg. 970

- 992) PPT

18 Principle of granulation, briquetting, Pelletisation, and

flocculation. 1 (Pg. 970

- 992) -do-

19 Problems 1 (Pg.

992) PPT & BB

20 CAT-I

Content beyond syllabus covered (if any): Mitigation plans for dust collection during size reduction operation

* Session duration: 50 mins

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SRI VENKATESWARA COLLEGE OF ENGINEERING

COURSE DELIVERY PLAN - THEORY Page 3 of 6

Sub. Code / Sub. Name: CH 6404 MECHANICAL OPERATIONS

Unit : III

Unit Syllabus: Gravity settling, sedimentation, thickening, elutriation, double cone classifier,

rake classifier, bowl classifier. Centrifugal separation - continuous centrifuges, super

centrifuges, design of basket centrifuges; industrial dust removing equipment, cyclones and

hydro cyclones, electrostatic and magnetic separators, heavy media separations, floatation,

jigging.

Objective: To understand solid liquid separation in industrial equipment based on settling,

density and centrifugal force.

Session

No * Topics to be covered Ref

Teaching

Aids

21 Gravity settling, sedimentation, 1&3 (Pg.

1047 – 1060) PPT

22 Problems. 1&3

(Pg. 1074) -do-

23 Thickener, elutriation, double cone classifier, Rake classifier,

bowl classifier. 1&3(Pg.

1048 – 1051) -do-

24 Continuous centrifuges, Super centrifuge, Basket centrifuge 1&3(Pg.

1013 – 1040) -do-

25 Problems 1&3 (Pg.

1074 – 1075) PPT & BB

26 Cyclones and hydro cyclones 1

(Pg. 1062) PPT

27 electrostatic separator, 1 (Pg. 1032 –

1049) -do-

28 Magnetic separator, heavy media separator 1 (Pg. 1032 –

1049) -do-

29 Floatation and jigging 1(Pg. 1049) -do-

30 Problems 1 (Pg. 1074 –

1075) PPT & BB

Content beyond syllabus covered (if any): Economics on selecting separation equipment.

* Session duration: 50 mins

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SRI VENKATESWARA COLLEGE OF ENGINEERING

COURSE DELIVERY PLAN - THEORY Page 4 of 6

Sub. Code / Sub. Name: CH 6404 MECHANICAL OPERATIONS

Unit : IV

Unit Syllabus : Theory of filtration, Batch and continuous filters, Flow through filter cake and

filter media, compressible and incompressible filter cakes, filtration equipments - selection,

operation and design of filters and optimum cycle of operation, filter aids

Objective : To understand filtration theory its equipment, operation and design calculations.

Session

No * Topics to be covered Ref

Teaching

Aids

31 Introduction to filtration, Types of filtration, Batch and

continuous filters 1&3 (Pg.

1002 – 1016) PPT

32 Properties of filter cake and filter media 1&3 (Pg.

1003 – 1016) -do-

33 Kozeny Carman Equation 1 (Pg. 153) -do-

34 Compressible and incompressible filter cakes 1

(Pg. 1003) -do-

35 Problems 1&3

(Pg. 1074) PPT & BB

36 Filter aids and washing of filter media 1&3 (Pg.

1015 – 1019) PPT

37 Problems 1&3

(Pg. 1074) PPT & BB

38 Filtration Equipment 1&3 (Pg.

1033 – 1034) PPT

39 Problems 1&3

(Pg. 1074) PPT & BB

40 CAT-II

Content beyond syllabus covered (if any): Overview of Assay technique in filtration.

* Session duration: 50 mins

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SRI VENKATESWARA COLLEGE OF ENGINEERING

COURSE DELIVERY PLAN - THEORY Page 5 of 6

Sub. Code / Sub. Name: CH 6404 MECHANICAL OPERATIONS

Unit : V

Unit Syllabus : Mixing and agitation - Mixing of liquids (with or without solids), mixing of

powders, selection of suitable mixers, power requirement for mixing. Storage and Conveying

of solids - Bunkers, silos, bins and hoppers, transportation of solids in bulk, conveyer

selection, different types of conveyers and their performance characteristics.

Objective: To understand Mixing, Agitation, Storage of solids and various types of conveying

of solids

Session

No * Topics to be covered Ref

Teaching

Aids

41 Mixing and agitation, power requirement for mixing 1&2

(Pg. 235 – 243)

PPT

42 Problems 1&2

(Pg. 958) PPT & BB

43 Liquid Mixing (with or without solids), 1&2

(Pg. 257 – 281) PPT

44 Powder Mixing, Suitable mixer selection for an operation. 1&2

(Pg. 927 – 952) -do-

45 Storage of solids Bunkers, silos, bins and hoppers 1

(Pg. 939 – 940)

-do-

46 Transportation of solids in bulk, conveyer selection. 1&2

(Pg. 687 – 700) -do-

47 Different types of conveyers and their

Performance characteristics.

1&2

(Pg. 702 – 714) -do-

48 Problems 1

(Pg. 958) PPT & BB

49 Problems 1

(Pg. 959) PPT & BB

50 CAT-III

Content beyond syllabus covered (if any): Mixing and Agitation of heat sensitive material

* Session duration: 50 mins

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SRI VENKATESWARA COLLEGE OF ENGINEERING

COURSE DELIVERY PLAN - THEORY Page 6 of 6

Sub Code / Sub Name: CH 6404 MECHANICAL OPERATIONS

REFERENCES:

1. McCabe, W.L., Smith, J.C., and Harriot, P., “Unit Operations in Chemical Engineering”, 7th Edn., McGraw-

Hill, 2005.

2. Badger W.L. and Banchero J.T., “Introduction to Chemical Engineering”, Tata McGraw Hill, 1997.

3. Foust, A. S., Wenzel, L.A., Clump, C.W., Naus, L., and Anderson, L.B., “Principles of Unit Operations”, 2nd

Edn., John Wiley & Sons, 1994.

4. Coulson, J.M. and Richardson, J.F., “Chemical Engineering” Vol. I, 4th Edn., Asian Books Pvt. Ltd., India,

1998.

Prepared by Approved by

Signature

Name Dr N.MEYYAPPAN/ Mr S.JAI GANESH Dr N. MEYYAPPAN

Designation Professor / Assistant Professor Professor & Head / CH

Date

Remarks *:

Remarks *:

* If the same lesson plan is followed in the subsequent semester/year it should be mentioned

and signed by the Faculty and the HOD