Absorption Refrigeration System Teaching Equipment Refrigeration Laboratory Equipment

ZM7159 Absorption Refrigeration System Teaching Equipment Refrigeration Laboratory Equipment

Operation of an absorption refrigeration system

Main system components: evaporator, absorber, boiler with bubble pump, condenser

Ammonia-water solution as working medium, hydrogen as auxiliary gas

Boiler to separate ammonia

Bubble pump for transportation in the circuit

Adjustable electrical heater at the evaporator serves as cooling load

Boiler is alternatively heated by electrical heater or gas burner

Piezoelectric igniter for gas operation

Digital displays for temperature and power

Scope of the delivery: 1 experimental unit, 1 hose, 1 pressure reducer and 1 set of instructional material.

Technical details:

• Working medium: ammonia-water solution
• Auxiliary gas: hydrogen
• Electric heater: 125W
• Gas burner, adjustable: propane gas
• Evaporator heater, adjustable: 50W

Measuring ranges

– temperature: 4x -80…180°C

– power: 0…200W

Electrical supply:

• Single phase electrical supply: 220-240V 50Hz 13A

Overall dimension:

• L xW x H: 750x450x750mm
• Weight: approx. 47kg