National Institute of Technology Rourkela

राष्ट्रीय प्रौद्योगिकी संस्थान राउरकेला

ଜାତୀୟ ପ୍ରଯୁକ୍ତି ପ୍ରତିଷ୍ଠାନ ରାଉରକେଲା

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Syllabus

Course Details

Subject {L-T-P / C} : MN3207 : Coal and Mineral Processing Technology { 3-0-0 / 3}

Subject Nature : Theory

Coordinator : Santanu Bhowmik

Syllabus

Module 1 :

10 Classes
Liberation and its significance, Comminution and sizing, Laws of Comminution, Crushing: primary crusher (Jaw & gyratory crusher) secondary crusher: Roll crusher, cone crusher, impact crusher, Grinding- types and equipment (tumbling, mill shell, rod mill, autogenous mill, washing, Sorting and hand-picking; Laboratory and industrial screening- equipment, screen efficiency.

Module 2 :

9 Classes
Principles of classification, Free settling, hydraulic classifier, Spiral classifier, Hydro cyclone: Hindered settling, Zonation of hydro cyclone, classifier- mechanical and hydraulic, sizing and sorting classifiers, methods in identification of mineral phase (X-Ray diffraction, SEM, etc.).

Module 3 :

9 Classes
Gravity concentration methods, Tabling, Jigging, types of jigs, Heavy media separation, Separation in vertical and streaming currents, Sedimentation, Dewatering techniques, Thickener, Filtration and Drying, CHPs & its environmental issues.

Module 4 :

8 Classes
Requirements of flotation, conditions for direct & reverse flotation, Contact angle, its influence upon flotation, activators, frothers, depressants, PH regulators, cost effectiveness of flotation, Design of Mineral processing circuits with reference to case studies.

Course Objective

1 .

Review the nature of mineral occurrences and ore composition analytical techniques.

2 .

Introduce students to the principles of ore comminution, liberation and particle size analysis,

3 .

Teach students the various methods of mineral separation and the equipment required.

4 .

Get familiarize with the various ancillary operations and equipment in the mineral processing plant.

5 .

5. Provide students the opportunities to acquire practical skills in mineral separation through participatory laboratory experiments and field activities

Course Outcome

1 .

To review physics and chemistry in the context of mineral engineering.

2 .

To learn basic principles of mineral separation processes and equipment related to them.

3 .

To explain the implications of mineralogical characteristics.

4 .

To analyse the relation between processing, structure, and physical properties.

5 .

To produce conceptual designs for simple extraction process.

Essential Reading

1 .

1. Wills, B.A., Napier-Munn, T. , Mineral Processing Technology, , Elsevier , 7th Ed., 2006.

2 .

R2. Gupta A. Yan D., , Mineral Processing Design & Operation: An Introduction, , Elsevier , 1st Ed., 2006

Supplementary Reading

1 .

M. Gaudin. , Principles of Mineral Dressing, Tata McGraw-Hill, , 1987.

2 .

2. Fuerstenau M., Han K, (eds.), Principles of Mineral Processing, SME , 2003.

Journal and Conferences

1 .