DOMESTIC REFRIGERATOR CYCLE TEST RIG

RANGE OF EXPERIMENTS:

  1. To study all components used in refrigeration system.
  2. To study the Vapor compression Refrigeration cycle.
  3. To determine the Refrigeration Effect, Work Input, Actual C.O.P., Carnot C.O.P., Theoretical C.O.P., Relative C.O.P., Ton of Refrigeration, and Plant Efficiency.

EXPERIMENTAL SETUP :

  1. Compressor : Hermetically sealed compressor.
  2. Condenser : Air Cooled condenser made out of

copper pipe

  1. Evaporator : Refrigerator
  2. Expansion device : Capillary Tube
  3. Energy Meter : One each for power measurement

of compressor & evaporator heater.

  1. Pressure Gauge : 2 Nos. for H.P., L.P. measurement
  2. Suitable filter/drier.
  3. Hand Shut Off type Service valve.
  4. Dimmerstat to control power supply to heater.
  5. Immersion type electric heater/ Bulb
  6. Solenoid valve Castle Italy make.
  7. Set of thermocouples.

CONTROL PANEL : 

  1. 12 Channel Digital Temperature Indicator
  2. HP-LP Cutout : Make Ranco /Danfoss or Equivalent.
  3. Switches : For compressor, condenser fan, solenoid

valve & evaporator heater.

  1. Voltmeter : 0 – 250 V.
  2. Ammeter : 0 – 15 A.
  3. Thermostat : Ranco or equivalent

SPACE REQUIRED              :           1.5 m. (L) x 1.0 m. (W).

WEIGHT                                 :           @ 150 Kg

SERVICE REQUIRED           :           Power Supply : 440 V. A.C., 50 Hz.

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