IIT Kharagpur syllabus crop production technology
Mechanical Operations in Food Processing
3 – 0 – 0 : 3 Credits Prerequsites: None
Overview of the various mechanical operations carried out in food
processing: Particle size analysis and energy requirement in size reduction of
solid foods; Homogenization of milk fat in high pressure homogenizer;
milling of grains and recovery of various products; drag forces on a particle
moving in fluid, pneumatic conveying, pressure drop in fixed and fluidized
beds of granular materials; flow rate and pressure drop in single screw
extruder.
Mechanical separation of solids, liquids and gases: sieving, pressure
filtration, centrifugal separation in centrifuges and cyclones; agitation and
mixing of liquids and solids. Conveyance of food grain and powder in screw
and vibratory conveyors.