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Vapour Jet Compressor In Refrigeration Didactic Equipment Vocational Education Equipment Refrigeration Training Equipment

Item No.: ET 352
Vapour Jet Compressor In Refrigeration Didactic Equipment Vocational Education Equipment Refrigeration Training Equipment
Description
ET 352 Vapour Jet Compressor In Refrigeration Didactic Equipment Vocational Education Equipment Refrigeration Training Equipment

Cold production using thermal energy. Transparent condenser and evaporator allow the view into the inner workings.
Features
- refrigeration system with vapour jet compressor
- cold production using heat
- transparent condenser and evaporator
- together with ET 352.01 and HL 313: using solar heat as drive energy for the vapour jet compressor
Learning objectives/experiments
- understanding compression refrigeration systems based on the vapour jet method
- clockwise and anticlockwise Rankine cycle
- energy balances
- calculation of the coefficient of performance of the refrigeration circuit
- thermodynamic cycle in the log p-h diagram
- operating behaviour under load
- solar thermal vapour jet refrigeration
Specification
[1] investigation of a vapour jet compressor
[2] refrigeration circuit with condenser, evaporator and vapour jet compressor for refrigerant
[3] vapour circuit with pump and vapour generator for operating the vapour jet compressor
[4] transparent tank with water-cooled pipe coil as condenser
[5] water supply via the lab network or via WL 110.20 Water chiller to ensure a maximum water temperature of 14°C
[6] transparent tank with adjustable heater as evaporator
[7] flooded evaporator with float valve as expansion element
[8] vapour generator with heated water jacket (electrically or solar thermally using ET 352.01, HL 313)
[9] refrigerant R1233zd, GWP: 1
[10] software for data acquisition via USB under Windows 10


Technical data
Vapour jet compressor
- dmin convergent-divergent nozzle: approx. 1,7mm
- dmin mixing jet: approx. 7mm
Condenser
- tank: approx. 3,5L
- pipe coil area: approx. 0,17m2
Evaporator
- tank: approx. 3,5L
- heater power: 4x 125W
Vapour generator
- refrigerant tank: approx. 0,75L
- water jacket: approx. 9L
- heater power: 2kW
Pump
- max. flow rate: approx. 1,7L/min
- max. head: approx. 70mWS
Refrigerant: R1233zd, GWP: 1, filling volume: 5kg, CO2-equivalent: 0t
Measuring ranges
- temperature: 12x -20...100°C
- pressure: 2x 0...10bar; 2x -1...9bar
- flow rate: 2x 0...1,5L/min, 1x 30...320L/h
- power: 1x 0...750W, 1x 0...3kW
230V, 50Hz, 1 phase
230V, 60Hz, 1 phase, 230V, 60Hz, 3 phases
UL/CSA optional
LxWxH: 1460x790x1890mm
Weight: approx. 225kg