Teaching equipment : Reversible heat pump

Our categories

Reversible heat pump

DESCRIPTION

The reversible heat pump is delivered complete with instrumentation and includes a technical and instruction manual

This unit is designed and manufactured to industrial standards.

Use of the refrigerant R 134 a complies with new regulations regarding refrigerants
.
This unit can be used at different levels and for different courses.

Teaching equipment : Reversible heat pump - TCP 300

TECHNICAL SPECIFICATIONS

REFRIGERATING CIRCUIT

1. Hermetic refrigeration compression
• Commercial type
• Electric power: 1/8CV
• Refrigerating power: 402 W
- Condensing temperature: + 55°C
- Evaporating temperature: + 5°C
2. HP manometer at compressor outlet
3. Water exchanger
- Glass calander
- Copper coil
- Network water inlet and exhaust
- Water flow rate measurement
- Temperature measurement at inlet and outlet
4. Reversing cycle valve
5. Liquid tank
6. Dehydrator
7. Liquid state indicator
8. R134a flow meter
- Magnetic transmission
- Pointer display
- Stainless steel

9. Thermostatic expansion valve
- Pressure internal equalisation
- Flow rate calibration orifice
10. Liquid shock-proof bottle
11. LP manometer
12. Safety instrument
13. Air exchanger
- Forced convection
- Copper tube and aluminium blade
– Blade Pas: 4,2 mm
– Refrigerating power: 325 W/ ∆ T 10°C
– Exchange area: 1,4 m²

WATER EXCHANGER CIRCUIT

- Cold water tank
- Exchange circuit
- Recirculation pump
- Flow rate adjusting valve
- Flow meter
- Air convector

PEDAGOGIC APPLICATIONS

Study of the basic concepts of a R134a refrigeration installation
Calculation of the coefficients of exchange
Calculation of heat balance
Calculation of the efficiencies
Constructing enthalpic diagrams.

Study of the thermodynamic cycle of compression refrigeration equipment.
Determining
- efficiency
- energy balance
Study of the cycle reversibility concept

Teaching equipment : Reversible heat pump - TCP 300 schema

INSTRUMENTS
Temperature sampling at each transformation point
Voltmeter
Ammeter
Interfaces and connections for P.C (optional)

UTILITIES
Electricity : 230 VAC single phase – 50/60 Hz – 3 A

INSTALLATION VOLUME
Length : 1050 mm
Width : 800 mm
Height : 1500 mm
Weight : 70 kg

Download this page in PDF :

Reversible heat pump

Didatec Technologie - ZA du Parc 42490 Fraisses - France - Tel : 33 (0)4 77 10 10 10 - Fax : 33 (0)4 77 61 56 49
E-Mail : didatec.technologie@wanadoo.fr