Specification
[1] study of a refrigeration system with refrigeration and freezing chambers
[2] refrigeration circuit with compressor, condenser and 2 evaporators with thermostatic expansion valve and evaporation pressure controller
[3] insulated freezing chamber with fan and electric heater, heat exchanger for refrigerant supercooling [4] software for data acquisition
Technical Data
• Compressor power consumption: 500…700W • refrigeration capacity: 1.3…1.5kW at Condenser with fan
– air flow rate: 200…300m3/h
– transfer area: 1…3.5m2
Freezing chamber
– evaporator transfer area: 2…3.5m2
– air flow rate, fan: 130…150m3/h
– electric heater: approx. 120…200W Evaporation pressure controller: 0…7bar – temperature: -50…120°C
• pressure: -1…30bar
refrigerant R134a or equivalent
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