3-changes of state in the refrigeration circuit Teaching Education Equipment For School Lab Compressor Training Equipment Brand: ShouldShine
Model: SR2003
Learning Objectives / Experiments
- design and operation of a compression refrigeration system
- observe the evaporation and condensation of the refrigerant
- represent and understand the refrigeration cycle in the log p-h diagram
- energy balances
- calculation of the coefficient of performance
- oil return in a flooded evaporator
Specification
[1] demonstration of the processes in a refrigeration circuit
[2] for better process monitoring the evaporator and condenser are of transparent design
[3] evaporator and condenser with pipe coil
[4] expansion valve in the shape of a float valve
[5] pressure switch to protect the compressor
[6] temperature sensor, power meter, manometer in the refrigeration circuit, flow meter for hot and cold water and refrigerant
[7] safety valves at the evaporator and condenser
[8] refrigerant Solkatherm , CFC-free Technical Data
Hermetic piston compressor
- capacity: 18,3cm³
Evaporator volume: approx. 2,8L
Condenser volume: approx. 2,8L
Measuring ranges
- temperature: 8x -20...200°C
- pressure: 2x -1...1,5bar
- flow rate (water): 2x 0...800cm³/min
- flow rate (refrigerant): 1x 0...700L/h
- power: 0...1.200W
Dimensions and Weight
LxWxH: 1.210x510x900mm
Weight: approx. 110kg
Required for Operation
230V, 50/60Hz, 1 phase or 120V, 60Hz/CSA, 1 phase
Water connection, drain
