CH2255 - Mechanical Operation |
UNIT I PARTICLE CHARACTERISTICS AND SIZE ANALYSIS |
General characteristics of solids, their behaviour under different external forces,
agglomeration, techniques for size analysis. |
UNIT II SIZE REDUCTION |
Laws of size reduction, classification of equipment, methods of size reduction,
disintegration, preparation of colloids. |
UNIT IIIMECHANICAL SEPARATIONS |
Screening and Screening equipment, effectiveness of screens, gravity settling,
sedimentation, thickening, centrifugal separation, impingement methods, industrial dust
removing equipment with special reference to electrostatic and magnetic separators,
heavy media separations, floatation. |
UNIT IVFILTRATION |
Theory of filtration, Batch and continuous filters, centrifuges, membrane and ultra
filtration. |
UNIT VMIXING AND AGITATION |
Equipment for blending and kneading, dispersion, power for agitation, correlations.
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UNIT VISTORAGE AND CONVEYING OF SOLIDS |
Conveyors, Elevators, Pneumatic conveying, Different methods for storage of solids.
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Text Book |
1. McCabe, W.L, Smith J.C and Harriot, P., “Unit Operations in Chemical
Engineering”, McGraw-Hill, Fourth Edition, 1984.
2. Coulson, J.M., Richardson, J.F., “Chemical Engineering”, Volume 2, Third
Edition, Pergamon Press, 1977. |
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