Refrigeration System With Refrigeration And Freezing Chamber Teaching Equipment Refrigeration Lab Equipment

Refrigeration System With Refrigeration And Freezing Chamber Teaching Equipment Refrigeration Lab Equipment

SR2009 Refrigeration System With Refrigeration And Freezing Chamber Teaching Equipment Refrigeration Lab Equipment for college, vocational training center, university. 

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SR2009 Refrigeration System With Refrigeration And Freezing Chamber Teaching Equipment Refrigeration Lab Equipment

 

Learning Objectives / Experiments

– Design and components of a refrigeration system with 2 evaporators

– Components and their functions

* compressor, condenser, evaporator

* thermostatic expansion valve

* evaporation pressure controller

* pressure switch

* electric defrost heater

– Thermodynamics of the refrigeration cycle

* effect of refrigerant supercooling

* representation of the thermodynamic cycle

in the log p-h diagram

* Determination of important characteristic variables

* coefficient of performance

* refrigeration capacity

* compressor work

– Fault finding in refrigeration system components

Specification

[1] Investigation 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 defrost heater

[4] Insulated refrigeration chamber with evaporatio pressure controller

[5] Heat exchanger for refrigerant supercooling

[6] Individual or parallel operation of the chambers via solenoid valves

[7] Simulation of 18 faults

[8] LabVIEW software for data acquisition via USB under Windows XP or Windows Vista

[9] Refrigerant R134a, CFC-free

Technical Data

Compressor

– power consumption: 491W at 5/40°C

– refrigeration capacity: 1104W at 5/40°C

Condenser with fan

– air flow: 290m³/h

– transfer area: 1,5m²

Refrigeration chamber

– evaporator transfer area: 1,06m²

Freezing chamber

– evaporator transfer area: 2,42m²

– fan air flow: 135m³/h

– electric defrost heater: approx. 150W

Evaporation pressure controller: 0…5,5bar

Measuring ranges

– temperature: 12x -50…120°C

– pressure: 1x -1…15bar, 3x -1…9bar, 3x -1…24bar

– power: 0…1000W

– flow rate: 1,5…23,5L/h

Dimensions and Weight

LxWxH: 2000x670x1900mm

Weight: approx. 285kg

Connections

230V, 50/60Hz, 1 phase or 120V, 60Hz, 1 phase

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