Refrigeration and Air Conditioning detailed syllabus scheme for Mechanical Engineering (ME), 2018 regulation has been taken from the University of Mumbai official website and presented for the Bachelor of Engineering students. For Course Code, Course Title, Test 1, Test 2, Avg, End Sem Exam, Team Work, Practical, Oral, Total, and other information, do visit full semester subjects post given below.
For all other Mumbai University Mechanical Engineering 6th Sem Syllabus 2018 Pattern, do visit ME 6th Sem 2018 Pattern Scheme. The detailed syllabus scheme for refrigeration and air conditioning is as follows.
Refrigeration and Air Conditioning Syllabus for Mechanical Engineering TE 6th Sem 2018 Pattern Mumbai University
Course Objectives:
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Course Outcomes:
Learner will be able to
- Demonstrate fundamental principles of refrigeration and air conditioning
- Identify and locate various important components of the refrigeration and air conditioning system
- Illustrate various refrigeration and air conditioning processes using psychometric chart
- Design Air Conditioning system using cooling load calculations.
- Estimate air conditioning system parameters
- Demonstrate understanding of duct design concepts
Module 1
Introduction to Refrigeration: Methods of refrigeration, First and Second Law applied to refrigerating machines, Carnot refrigerator, Carnot heat pump, unit of refrigeration, Co- efficient of Performance, Energy Efficiency Ratio (EER), and BEE star rating Air refrigeration systems: Bell Coleman cycle, applications Aircraft air refrigeration systems: Need for aircraft refrigeration, Simple, Bootstrap including evaporative cooling, Reduced ambient, Regenerative air cooling system, Comparison of these systems based on DART rating. 08
Module 2
Vapour Compression Refrigeration System: Simple vapour compression cycle, Effect of liquid sub cooling& superheating, effect of evaporator and condenser pressures, methods of subcooling, use of P-h charts, Actual VCR cycle, Use of P-h Charts, Comparison between air-cooled and water-cooled condenser based air conditioning systems, Types of condensers, evaporators, expansion devices and Compressors Cooling tower: Types of cooling towers, tower approach, tower range, tower efficiency, tower losses, tower maintenance Refrigerants: Desirable properties of refrigerants, ASHRAE numbering system for refrigerants. Thermodynamic, Chemical and Physical properties, Secondary refrigerants, ODP and GWP, Montreal protocol and Indias commitment, Recent substitutes for refrigerants 12
Module 3
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Module 4
Psychrometry: Need for air conditioning, Principle of psychromerty, Psychrometric properties, chart and processes, air washers, requirements of comfort air conditioning, summer and Winter Air conditioning 05
Module 5
Design of Air Conditioning Systems: Different Heat sources,- Adiabatic mixing of two air streams, Bypass factor, sensible heat factor, RSHF, GSHF, ERSHF, Room apparatus dew point and coil apparatus dew point, Ventilation and infiltration, Inside and Outside Design condition, Cooling Load estimation , Introduction to Unitary Products viz. Room/Split and Packaged Air Conditioners, Introduction to recent developments viz. Variable Refrigerant Flow systems, VAV control systems, Inverter Units. Human Comfort, Thermal exchange of body with environment, Effective temperature, Comfort chart, Comfort zone, Indoor Air Quality, Green Buildings 12 Duct Design Friction chart for circular ducts, Equivalent diameter of a circular duct for rectangular ducts, Static pressure regain and equal pressure drop methods of duct design, Factors considered in air distribution system, Air distribution systems for cooling and heating
Module 6
Controls and Applications: Controls – LP/HP cutoff, Thermostats, Humidistats, Interlocking control, Electronic Controllers Applications Refrigeration & A/C Ice plant – food storage plants – diary and food processing plants, Food preservation ,Freeze Drying, A/c in textile ,printing pharmaceutical industry and Hospitals , Liquefaction of LNG, Liquefaction of gases (cryogenics), Deep sea water air-conditioning 05
Assessment:
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End Semester Examination:
Weightage of each module in end semester examination will be proportional to number of respective lecture hours mentioned in the curriculum.
- Question paper will comprise of total six questions, each carrying 20 marks
- Question 1 will be compulsory and should cover maximum contents of the curriculum
- Remaining questions will be mixed in nature (for example if Q.2 has part
- from module 3 then part
- will be from any module other than module 3 )
- Only Four questions need to be solved
Reference Books:
- Refrigeration and air-conditioning – C P Arora, TMH
- Principles of refrigeration – R J Dossat, Willey Eastern Publication
- Refrigeration and air-conditioning – W F Stoeker and J W Jones, TMH
- Modern Air-conditioning practice – C P Arora, TMH
- Refrigeration and air-conditioning- Manohar Prasad, New Age Int Ltd
- Basic Refrigeration and air-conditioning- P.Ananthanarayana, TMH
- ASHRAE Handbook of Fundamentals
- ASHRAE Handbook of Systems
- ASHRAE Handbook of Equipment
- ISHRAE Air Conditioning Handbook
- ISHRAE Refrigeration Handbook
For detail syllabus of all other subjects of Mechanical Engineering (ME) 6th Sem 2018 regulation, visit ME 6th Sem Subjects syllabus for 2018 regulation.