Refrigeration and Equipment Engineering
Teacher
Dr. R. SRINU
Category
Core Courses
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Course Name : Refrigeration and Equipment Engineering
FSFE 3202(2+1) : FSFE 3202(2-1-0)
Course Objective
To study about the principles under refrigeration, law of thermodynamics, equipments related to refrigeration.
To study about the alternative freezing/chilling methods
To understand the importance of refrigeration in preservation of fish and fish based products.
CO-PO Mapping
| COs | Course outcomes | Mapping Cos with POs |
| CO-1 | Understands the law of thermodynamics, fundamentals of refrigeration and importance of refrigeration on fish and fisheries | PO-1, PO-5
|
| CO-2 | Knowledge on the alternative refrigeration techniques and arrangements in fish processing industries as well as fishing vessels | PO-1 |
| CO-3 | Knowledge on the history and development of fish preservation and role of refrigeration in fisheries | PO-1, PO-2 |
PO1 : Knowledge enhancement
PO2 : Professional and Entrepreneurial Skill development
PO5 : Environment and Sustainability
Course Syllabus
Refrigeration and Equipment Engineering
Theory
- Refrigeration: Primary refrigerant, secondary refrigerant
- Properties of refrigerant, ideal refrigerant
- Freezers: Definition, design and construction of freezers
- Plant freezer, blast freezer, tunnel freezer, spray or immersion freezers
- refrigerated fish rooms and fish hold
- Alternative refrigeration technique arrangements used on-board the fishing vessel i.e., Refrigerated sea water (RSW), Chilled sea water (CSW)
- Refrigerated transport
- Fundamentals: Force, work, power, energy, volume, pressure, temperature, Heat, specific heat, sensible heat, latent heat
- Laws of Thermo Dynamics: Different types of heat involved
- Sensible heat, latent heat, pressure, Volume, Temperature and Thermodynamics cycles
- Thermodynamics cycle, entropy, enthalpy
- Refrigeration: History of refrigeration, Definition, principle, classification
- Types of refrigeration- vapour absorption refrigeration system
- Vapour compression refrigeration system
- Compressors, Condensers
- Receivers, Evaporators
- Expansion valves, Auxiliary Equipments
- Refrigeration plant, Layout of refrigeration plant, construction
- Insulating materials used for the cold storage construction, Frozen product storage capacity of cold storage, usage of ante-room
- Ice plant planning brine tank construction, preparation of brine
- Types of ice, Storing of ice, Equipments used in ice plants
- Cooling load: Unit of refrigeration, coefficient of performance (C.O.P), Refrigeration effect, study and use of psychometric chart
- Cooling load estimation, introduction, components of cooling load, heat gain through walls, roofs, products, occupants, lighting equipments
- Theory of machines: Transmission of power, friction wheels, shaft, gears, belt and chain drive
- Equipments commonly used in fish processing units
- Study of machinery used for freezing
- Canning and packaging
- Special equipment for Freeze-drying
- Irradiation and Cryogenics
- Deck fittings - winches, mast, derrick, gallows, etc
- Maintenance: Definition, Types of maintenance, general maintenance of freezing plant, cold storage and ice plant
Practicals
- Drawing of Vapour absorption Refrigeration cycle
- Fish processing machineries
- Fish processing plant layout
- Graphically represented symbols used in refrigeration
- Handling and operation of compressors
- Handling and operation of condensers
- Handling and operation of evaporators
- Handling and operation of expansion valves
- Study of domestic refrigerator
- Calculation on refrigeration effect and cooling load
- Starting of refrigeration plant
- Meat Picking machine
- Types of defrosting
- Power transmission line diagram
- Gas charging system
- Oil changing system
References
1. Post-Harvest technology of fish and fish products ---- K.K. Balachandran
2. Fish Products and by-products ---- K.C.Dora & R.N.Mishra
Session Plan
Session 1
Fundamentals: Force, work, power, energy, volume, pressure, temperature. Heat, specific heat, sensible heat, latent heat, comparison between heat and work-A path function. Thermodynamics: Laws of Thermodynamics, Laws of perfect gases, Thermodynamic processes, Application of First and Second law of Thermodynamics in refrigeration, Thermodynamics cycle, entropy, enthalpy.
https://www.youtube.com/watch?v=rBlnLTWT_4g
Practical- REFRIGERATION AND EQUIPMENT PLANT LAYOUT
Session 2
Types of refrigeration systems i.e., Air refrigeration, Vapour compression refrigeration system.
https://www.youtube.com/watch?v=nx9dWcMcmUk
Practical- STARTING OF REFRIGERATION PLANT
Session 3
Vapour absorption refrigeration system
https://www.youtube.com/watch?v=xDDmlT-HK1Y
Practical- NON CONDENSIBLE GAS PURGING
Session 4
Parts of refrigeration systems (Compressor), Compressors: Definition, Types of compressor, construction, working principle advantages and disadvantages.
https://www.youtube.com/watch?v=Bmm48J2LISk
https://www.youtube.com/watch?v=YCpayFv83Tc&t=62s
Practical- OIL DRAINING SYSTEM
Session 5
Parts of refrigeration systems (Evaporator), Evaporator: Definition, Types of Evaporator, construction, working principle advantages and disadvantages.
https://www.youtube.com/watch?v=X4GE6rTMu6c&t=2s
Practical- GAS CHARGING SYSTEM
Session 6
Parts of refrigeration systems (Condenser), Condenser: Definition, Types of Condenser, Cooling Towers, construction, working principle, advantages and disadvantages
https://www.youtube.com/watch?v=eFOAzgTPbtE
Practical- DEFROSTING
Session 7
Parts of refrigeration systems (Expansion devices), Expansion valve: Definition, Types of Expansion valve, construction, working principle advantages and disadvantages.
https://www.youtube.com/watch?v=w2BPuiqBMok
Practical- FOOT REFORMER MACHINE
Session 8
Refrigerants, Refrigerant: Primary refrigerant, secondary refrigerant, properties, ideal refrigerant, leakage detection
https://www.youtube.com/watch?v=J77a0keM2Yk
Practical- FOOT FLANGER MACHINE
Session 9
Insulation, Non condensable gas, Study of auxiliary equipment: Receiver, oil charging, refrigerant charging, gas purging, oil draining, types of defrosting.
https://www.youtube.com/watch?v=yYx4M0_7VeM
https://www.youtube.com/watch?v=8z1J2tVZjnY
Session 10
Freezers, Freezers: Definition, Design and construction of freezers i.e. Plate freezer, Blast freezer, Tunnel freezer, spray or immersion freezers, refrigerated fish rooms and fish hold. Alternative refrigeration technique arrangements used onboard the fishing vessel i.e., Refrigerated sea water (RSW), Chilled sea water (CSW). Refrigerated transport.
Session 11
Freezers and Type of the Freezer, Freezers: Definition, Design and construction of freezers i.e. Plate freezer, Blast freezer, Tunnel freezer, spray or immersion freezers, refrigerated fish rooms and fish hold. Alternative refrigeration technique arrangements used onboard the fishing vessel i.e., Refrigerated sea water (RSW), Chilled sea water (CSW). Refrigerated transport.
Session 12
Ice Plant, Quality of Ice, Ice-plant: Ice plant planning Brine tank construction, preparation of brine ,Types of ice, Storing of ice, Equipments used in ice plants.
Session 13
Type of ice, preparation of brine ,Types of ice, Storing of ice, Equipments used in ice plants.
Session 14
Power transmission elements, Shafts, Theory of machines: Transmission of power, friction wheels, shaft , gears, belt and Chain drive.
https://www.youtube.com/watch?v=Ft-upKwH5-M
https://www.youtube.com/watch?v=UichKjLmpo8
https://www.youtube.com/watch?v=3Hjmile-cNU
Session 15
Session 20
Maintenance: Definition, Types of maintenance, general maintenance of freezing plant, cold storage and ice plant.
https://www.youtube.com/watch?v=peVAaLIJJ6c
https://www.youtube.com/watch?v=0fhoEUm8jHI
Session 16
Power transmission elements, Chain drive, Gears
Session 17
Study of equipments used in fish processing with particular reference to canning, sausage, freeze drying and irradiation.
Session 19
Assignments
Thermodynamics: Laws of Thermodynamics
Refrigeration: History of refrigeration, Definition, principle, classification, Types of refrigeration systems
Refrigeration plant: Layout of refrigeration plant, Construction.
Insulating materials used for the cold storage construction
Refrigeration systems: Vapour compression refrigeration system advantages and disadvantages as compared to other refrigeration systems
Ice-plant: Ice plant planning
Freezers: Definition, Design and construction of freezers
Alternative refrigeration technique arrangements used onboard the fishing vessel i.e., Refrigerated sea water (RSW), Chilled sea water (CSW).
Refrigerated transport.
Cooling load: Unit of refrigeration, coefficient of performance (C.O.P)
Theory of machines: Transmission of power, friction wheels, shaft , gears, belt and Chain drive.
Equipments used in fish processing with particular reference to canning, sausage, freeze drying and irradiation.
Maintenance: Definition, Types of maintenance, general maintenance of freezing plant, cold storage and ice plant.
Our Main Teachers
SRINU. R is working as an Associate Professor in the Department of Fish Processing Technology, School of Fisheries, CUTM, Paralakhemundi Campus from May 2023 onwards. He completed his Ph.D., M.F.Sc in Post-Harvest Technology from ICAR-Central Institute of Fisheries Education, Mumbai and B.F.Sc. (Bachelor of Fisheries Science) from College of Fishery Science – Muthukur, SVVU. He […]