Mechanical Operations
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Mechanical Operations Syllabus — Unit-wise Content
The official GTU curriculum for Mechanical Operations (subject code 3143612) as prescribed for Chem. Tech. · Semester 4 divides the course into 6 units, covering 38 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (3143612)Unit 1 Particulate Techniques - Solids and its flow properties
- Definitions of the mean diameters of the solid particles
- Characterization of solid particles
- Mixed particles sizes and analysis
- Screen analysis
- properties of particulate masses
- cumulative and differential analysis
Unit 2 Size Reduction, Enlargement & Screening
- Principles of comminution
- Rittinger’s and kick’s laws
- Bond’s crushing law and work index
- Size reduction equipment
- Ultra-fine grinders
- Cutting machines
- Open circuit and closed circuit operation
- Different screening equipment
- Comparison of ideal and actual screens
- Screen effectiveness
Unit 3 Filtration
- Various mechanism of filtration
- Cake filters- constant pressure and constant rate filtration
- Filter press
- Shell and leaf filters
- Rotary drum filters
- Centrifugal filters
- Filter media
- Filter aids, s
Unit 4 Classification & Sedimentation
- Sink and float method
- Differential settling methods
- Clarifiers and thickeners
- Batch sedimentation
- Rate of sedimentation
- sedimentation zones in continuous thickeners
Unit 5 Centrifugal methods of separation
- Centrifugal filtration - batch
- semi and continuous types of centrifuges - centrifuges for liquid-liquid and liquid-solid separation - critical speed
Unit 6 Gas cleaning methods, Transportation & Storage of bulk solids
- Bag filters
- cyclone separation
- electrostatic separation
- scrubbing Storage of solids
- liquids and gases
- Transportation of bulk solids - different methods of transportation - type of 08 Subject Code: 3143612 w.e.f
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