Page 11 - PIGNAT catalogue 2020 GB_092020

MINI UNITS

ESP/2000 SHORT PATH EVAPORATOR

➢ Thin film operation
Influence of operating parameters
Feed rate
Working pressure
Stirring speed

Heat transfer coefficient determination

Mass balance
General specifications
• Vacuum circuit with glass vacuum trap,
• Short path evaporator, glass shell, double solenoid valve. Vacuum controller.
jacket, glass coil.
• Cooling water circuit.
• 4L feeding tank, liquid distributor.
Instrumentation
• Variable speed stirring with local display. • 2 float flowmeters:
PTFE pebbles. Integrated on/off. • Vacuum transmitter.
• Vacuum controller.
• 2 Glass receivers, 2 L

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www.pignat.com Dim : 130 x 60 x 114 cm - 80 kg
• Oil heating group 2,1kW.

• Immersion cooler.
100 - 240 V Water
• Sliding vane rotary vacuum pump, tight 1ϕ - 50/60 Hz 1000 L/h
under vacuum.

SIMPLE EFFECT EVAPORATOR EVV/100

➢ Continuous concentration by evaporation under vacuum

Operating conditions influence
Working pressure
Initial solution concentration
Feeding flow rate

Process monitoring
Mass and thermal balances

General specifications • Heating group : cooling by water circu-
lation in coil. Temperature display and
• Glass, graduated feeding vessel. electronic regulation.

• Evaporator glass shell, and Instrumentation
internal steel heating element. • 4 digital thermometers.
• Flowmeter.
• Glass cyclone. • Flowmeter.
• Vacuum gauge.
• 2 graduated glass receivers 2 L. 1 2 3 Results obtain during
an evaporation
• Condenser : glass shell and coil.
1 Initial solution
• Diaphragm vacuum pump. 2 Concentrated solution
3 Evaporated solution
• Vacuum circuit with vacuum regulator. 100 - 240 V Water
1ϕ - 50/60 Hz 500 L/h
Dim : 120 x 70 x 115cm - 60 kg

Chemical engineering & unit operations 11