Thermodynamics of the Refrigeration Circuit Educational Equipment Refrigeration Trainer School Teaching Equipment

SR2014 Thermodynamics of the Refrigeration Circuit Educational Equipment Refrigeration Trainer School Teaching Equipment
Brand: ShouldShine
Model: SR2014
Learning Objectives / Experiments
- cyclic process in the log p-h diagram
- comparison of the real cyclic process and the ideal cyclic process
- energy balances at the evaporator and condenser
- calculation of the motor power via speed and torque
- determination of losses
- calculation of the coefficient of performance
- operating behaviour under load
- non-steady-state operating behaviour
Specification
[1] thermodynamic investigation of a refrigeration circuit
[2] refrigeration circuit with open compressor, watercooled condenser, thermostatic expansion valve and indirectly heated evaporator
[3] compressor drive with speed-controlled motor via V-belt
[4] motor on pendulum bearing for torque measurement
[5] tube evaporator with hot water circuit as cooling load
[6] water-cooled coaxial coil heat exchanger as condenser
[7] displays for temperature, pressure, flow rate, speed, torque and power at the equipment
[8] software for data acquisition via USB under Windows Vista or Windows 7
[9] refrigerant R134a, CFC-free
Technical Data
Open compressor

- refrigeration capacity: approx. 550W (at a speed
of 500min-1 and -10/20°C)
- motor: 550W, 1.400min-1
Heater: 1x 1.000W
Condenser
- capacity: 1.300W
Measuring ranges
- temperature: 9x -30...100°C, 1x 0...100°C
- pressure: 1x -1...9bar, 1x -1...24bar, 2x -1...15bar
- torque (compressor): 0...10Nm
- speed (compressor): 0...2.500min-1
- power consumption (compressor): 0...1.125W
- power (heater): 0...1.125W
- flow rate (water): 5...70g/s
- flow rate (refrigerant): 0...0,5L/min
Dimensions and Weight
LxWxH: 1.520x790x1.760mm
Weight: approx. 120kg
Required for Operation
230V, 50/60Hz, 1 phase
Water connection