Geneq > Teaching Equipment > Process Engineering

Pasteurizing unit (with thermoregulator)
Model GPA PA1


  • The unit is totally made of 316 L stainless steel.
  • Designed and manufactured to industrial standards.
  • Designed to track the main temperatures on a recorder or a PC.
  • Complete with technical documentation and instructions.
  • 200 L/h of product can be treated by the unit (a 100 L/h unit is also available)
UTILITIES
 Electricity : 380 V Three-phase - 20A – 50/60 Hz

DIMENSIONS
Length: 1200 mm
Width: 1000 mm
Height: 1750 mm
Weight: 185 kg

Application
  • Exploring the benefits of pasteurizing.
  • Study of the influence of the pasteurization scale (relationship between the temperature used and the time required).
  • Calculation of the thermal balance on the exchangers.
  • Influence of parameters on product quality.

Specifications
  1. Lagged chambrage circuit
    - chambrage time: 20 s to 3 min.
    - stainless steel with changeable chambrage times
  2. 316L stainless steel tubular exchangers
    a) preheating
    b) heating
    c) cooling
    d) regulation loop
    passage consists of Co or counter current with assembly coupling types connectors and alimentary hoses
  3. Rotameter
  4. 3-way valve for automated selection
    Finished product/cycle back (chambreur outlet)
  5. Supplying tank
    - 316L stainless steel: 240 litres
    - with low-level probe
  6. Volumetric pump
    PTFE diaphragm pneumatic pump
    For thick, viscous or charged liquids
    Flow rate: 0-300 L/h
  7. Centrifugal pump
    316 L stainless steel body
    Efficiency = 0.37 kW
    Flow rate: 0-1000 L/h under 1.5 bar (22 psi)
  8. Thermoregulator
    Efficiency: 18 kW (10-95°C), on little wheels with brakes
    With PID regulator and regulation with outer temperature probe (Pt 100 type) at the inlet
    With 14 L- tank , 0-5bars (75 psi) manometer and expansion tank
  9. Washing tank: 50 L - 316 L stainless steel
  • Instruments
    5 stainless steel probe-thermometer: accuracy 0.3°C(-50 at 150°C)
    2 Pt 100 temperature probes: one for the regulation at the chambreur inlet (PID regulator of the thermoregulator), the other for the hot water circuit
    Temperatures from Pt 100 are sent (if necessary) to a 2-way recorder with Pt 100 inlets
    16 speeds of 1.7.10-3 at 20 mm/min (provided)
    Glass window for the observation of the pasteurizer's outlet
  • Control of the pneumatic pump
    Reducing and regulation valves for the air arrival on the volumetric pneumatic pump
  • Frame: 304 L stainless steel on pivoting little wheels with brakes.
  • Hydraulic circuit and other elements of 316 L stainless steel. All the elements of the circuit are visible – with SMS connectors.
  • Safety Features
    Sound signal for any dysfunction or stopping of the system
    The unit conforms with current norms
    CE Certification, ISO 9001Certification
    Electric protection by a differential breaker
    Emergency stop
  • Data acquisition (option)
    Analogue acquisition card of the temperatures
    Analogue/digital conversion card
    Connection to a PC through a RS232C port
    Acquisition data recording software (PC not included)