Enrolment options
UNIT I VAPOUR ABSORPTION REFRIGERATION SYSTEMS
Introduction, Simple vapour absorption system, Thermodynamic requirements of refrigerant-absorbent mixture, Properties of ideal refrigerant-absorbent combination, Comparison of refrigerant-liquid absorbent combination, advantages of vapour absorption refrigeration system over vapour compression refrigeration system, Coefficient of performance of an ideal vapour absorption refrigeration system, Lithium Bromide Absorption Refrigeration System
UNIT II STEAM JET REFRIGERATION SYSTEM
Introduction, Principle of Steam Jet Refrigeration System, Water as a Refrigerant, Working of steam Jet Refrigeration System, Steam Ejector, Analysis of steam jet refrigeration system, Efficiencies used in steam Jet Refrigeration System, Mass of Motive Steam Required, Advantages and Disadvantages of Steam Jet Refrigeration System
UNIT III THERMO ELECTRIC REFRIGERATION SYSTEM
Introduction, Applications, Analysis of Thermoelectric System, Advantages of Thermoelectric Refrigeration, Disadvantages of Thermoelectric Refrigeration
UNIT IV AIR REFRIGERATION SYSTEM
Introduction, Difference Between a Heat Engine, refrigerator and Heat Pump, Open Air Refrigeration Cycle, Closed or Dense Air Refrigeration Cycle, Air Refrigerator Working on Reversed Carnot Cycle, Air refrigerator Working on a Bell-Coleman Cycle (or Reversed Brayton or Joule Cycle
UNIT V REFRIGERATION EQUIPMENT
Compressors, Condensers & cooling towers, Evaporators, Expansion devises
UNIT V I REFRIGERATION APPLICATION
Applications of Refrigeration, Definition of Refrigeration, Unit of Refrigeration, Domestic Refrigerator, Water cooler, Ice plant, Cold storage
UNIT V II AIR - CONDITIONING EQUIPMENT
Fans & Blowers, Ducts, Supply Air out lets, Return Air out lets, Filters and Dust collectors, Heating & Cooling coils