ASR2008 Heat Pump Trainer Educational Equipment Air Conditioner Training Equipment
Learning Objectives / Experiments
– design and operation of an air-to-water heat pump
– representation of the thermodynamic cycle in the log p-h diagram
– energy balances
– determination of important characteristic variables
* compressor pressure ratio
* ideal coefficient of performance
* real coefficient of performance
– dependence of the real coefficient of performance on the temperature difference (air-to-water)
– operating behaviour under load
Specification
[1] investigation of a heat pump with a water circuit as load
[2] refrigeration circuit with compressor, evaporator with fan, thermostatic expansion valve and coaxial coil heat exchanger as condenser
[3] hot water circuit with pump, tank and condenser as heater
[4] additional cooling via pipe coil in the hot water tank and external cooling water
[5] record and display of all relevant measured values and
[6] software for data acquisition via USB under Windows
Technical Data
Compressor
– capacity: 372W at 7,2/32°C
Coaxial coil heat exchanger (condenser)
– refrigerant content: 0,55L
– water content: 0,3L
Finned tube evaporator
– transfer area: approx. 0,175m²
Pump
– max. flow rate: 1,9m³/h
– max. head: 1,4m
Hot water tank volume: approx. 4,5L
Measuring ranges
– pressure: 2x -1…15bar
– temperature: 4x 0…100°C, 2x -100…100°C
– power: 1x 0…6000W
– flow rate (water): 1x 0…108L/h
– flow rate (cooling water): 1x 10…160L/h
Dimensions and Weight
LxWxH: 1620x790x1910mm
Weight: approx. 192kg
Required for Operation
230V, 50/60Hz, 1 phase or 120V, 60Hz, 1 phase
Water connection, drain
