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I.F.T.M. UNIVERSITY, MORADABADSTUDY & EVALUATION SCHEMEDiploma in Mechanical EngineeringEffective from Session 2012-13DME – 551: Basic Refrigeration & AC Lab L T P 0 0 2List of Experiments: Say minimum 08 experiments out of the following:1. Study and use of different refrigeration tools and equipments.2. Practice in cutting, Bending, Flaring, Soldering and Brazing, soldering of copper tubes.3. Study of open type reciprocating compressor used in a refrigeration system.4. To determine the capacity for window type air conditioner5 Proper methods of setting and adjustingi. thermostatii. Low pressure and high pressure cutoutiii. Thermostat expersion ball6. Wiring of refrigerator, water cooler, desert cooler, room air conditioner, packed air conditioner, panel board.7. Study of a reciprocating Hermetically Sealed Compressor.8. Study of electric controls such as - Over Lead Protector, Starting Relay, Potential Relay, and thermostat, Solenoid Valve, Humidistat, HighPressure Control and Low Pressure Control.9. Heat testing, Evacuation, Dehydration and Charging of a Refrigerating machine (Sealed Unit and Open Unit).10. Study of Refrigerator (Vapor compression and Vapor absorption type).11. Study of water cooler and calculation of water cooling rate.12. Study of different refrigerant flow controls.13. Study of refrigeration trainer and determine its C.O.P.14. To find out air properties such as Dry Bulb Temperature, Wet Bulb Temperature, D. P. T., Relative Humidity, Specific Humidity, SpecificVolume and Enthalpy of air with the half of sling Psychrometer and Psychometric chart and compare the results thus obtained.15. Study of window type air conditioner.16. To find out bypass factor of cooling coil, heating coil.17. Study of desert cooler and find out its humidifying or cooling efficiency.18. Study of air-conditioning trainer and find out its C.O.P.