Energy Efficiencies in Mechanical Operations
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Energy Efficiencies in Mechanical Operations Syllabus — Unit-wise Content
The official GTU curriculum for Energy Efficiencies in Mechanical Operations (subject code 3164405) as prescribed for Chem. Green · Semester 6 divides the course into 5 units, covering 61 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 (3164405)Unit 1 Solids and Its Flow Properties
- Characteristics of Solid particles
- Properties of particulate masses
- Particle size
- mixed particle size analysis
- Average particle size
- Specific surface area of mixture
- No of particles in mixture
- Screen analysis
- Standard screens
- Capacity and effectiveness of screen
- Ideal and actual screens
- Screening Equipment – Grizzly screens
- Gyrating screens
- Shaking screens
- Oscillating screens
Unit 2 Particle size reduction and size enlargement
- Laws of size reduction
- energy relationships in size reduction
- methods of size reduction
- classification of equipments
- disintegrators for coarse
- intermediate and fine grinding
- Subject Code : 3164405 Subject Name : Energy Efficiencies in Mechanical Operations power requirement
- work index
- Advanced size reduction techniques - Nano particle fabrication - Top down approach - Bottom-up approach
- Size enlargement - Importance of size enlargement
- principle of granulation
- pelletisation, and flocculation
- Fundamentals of particle generation
Unit 3 Fluidization and Conveying
- Conditions for Fluidization
- Types of fluidization
- minimum fluidization velocity and pressure drop in fluidized bed, Equations for Kozeny–Carman
- Burke – Plummer
- liquid – solid and gas solid systems
- Applications of batch and continuous fluidization
- Slurry and pneumatic transport
- mechanical and pneumatic conveying
- storage bins and silos for solid/liquid/gases
Unit 4 Filtration and Sedimentation
- Cake filters
- Filter media
- Filter aids
- principles of cake filtration
- Filter press
- Shell and leaf filters
- Rotary drum vacuum filters
- Gravity classifiers
- clarifying filter
- Sink and float method
- Clarifiers and thickeners
- Batch sedimentation
- Rate of sedimentation
- Differential settling methods
- sedimentation zones in continuous thickeners
Unit 5 Mixing and Agitation
- Different types of agitators and their selection criteria
- Types of Impellers
- flow patterns in un-baffled and baffled tanks
- Calculation of power required for agitation
- Scale up of agitated vessel
- Mixing of pastes/liquid/dry powder
- pony mixer
- ribbon blender
- tumbler mixer, and static mixers
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