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Heat Exchangers In The Refrigeration Circuit Didactic Equipment Vocational Training Equipment Refrigeration Training Equipment

Item No.: ET 431
Heat Exchangers In The Refrigeration Circuit Didactic Equipment Vocational Training Equipment Refrigeration Training Equipment
Description
ET 431 Heat Exchangers In The Refrigeration Circuit Didactic Equipment Vocational Training Equipment Refrigeration Training Equipment

Properties of different heat exchangers and their use in refrigeration; effect of superheating and supercooling
Features
- typical heat exchangers from refrigeration
- different media: air / refrigerant, refrigerant / refrigerant and water / refrigerant
- effect of superheating and supercooling of the refrigerant on the cyclic process
Learning objectives/experiments
- different heat exchangers and their use in refrigeration
-- coaxial coil heat exchanger
-- finned tube heat exchanger
-- tubular heat exchanger
-- plate heat exchanger
- find out the correct installation position
- determine energy fluxes
- effect of superheating and supercooling of the refrigerant on the cyclic process
- design of a compression refrigeration system
- representation of the cyclic process in the log p-h diagram
Specification
[1] refrigeration system with 4 different heat exchangers: coaxial coil heat exchanger, finned tube heat exchanger, tubular heat exchanger, plate heat exchanger
[2] combinations of different media: water / refrigerant, refrigerant / refrigerant, air / refrigerant
[3] water circuit with tank and pump to cool the condenser and heat the evaporator
[4] superheater can be disabled via bypass
[5] flow meter and thermometer in the water circuit to determine the exchanged energy fluxes
[6] refrigerant mass flow rate calculated in the software from recorded measured values
[7] thermometers at all relevant points of the system
[8] refrigerant R513A, GWP: 631


Technical data
Compressor
- refrigeration capacity: 1308W at 7,2/54,4°C
- power consumption: 514W at 7,2/54,4°C
Receiver
- 1,3L
Refrigerant
- R513A
- GWP: 631
- filling volume: 1,3kg
- CO2-equivalent: 0,8t
Measuring ranges
- pressure: -1...9bar / -1...24bar
- temperature: 12x -5...105°C, 1x 0...60°C
- flow rate: 2x 20...250L/h (water)
230V, 50Hz, 1 phase
230V, 60Hz, 1 phase; 120V, 60Hz, 1 phase
UL/CSA optional
LxWxH: 1900x800x1900mm
Weight: approx. 255kg