Teaching equipment : Ultrafiltration - Microfiltration

 

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Ultrafiltration - Microfiltration

DESCRIPTION

 

Allows the study of a system of filtration (microfiltration or ultrafiltration) upon a diaphragm.

Process of membranous segregation by the action of a pressure gradient which retains particles and macromolecules that are dissolved in a fluid.

The equipment runs in continuous way.

The unit is delivered fully instrumented together with technical and pedagogic documentation.

 

Teaching equipment : Ultrafiltration - Microfiltration - GPB UM1

TECHNICAL SPECIFICATIONS

1- Helicoidal rotor pump
- Pmaxi = 3 bar – stainless steel
- With speed variator
- P = 0,55 kW
- Flowrate : 2m3/h
2- Centrifugal pump
- Pmaxi = 3 bar – stainless steel
- P = 0,37 kW
- Flow rate : 5 m3/h
3- Supplying tank
Made of P.E.H.D., Volume 20 l
Equipped with an electric shaker with variable speed.(0-1000 rpm.)
Equipped with a resistance made of 304l stainless steel - 3 kW
4- Ultrafiltration modulus : planned modulus with organic diaphragm, S=200 cm² and
Microfiltration modulus : tubular modulus with mineral diaphragm, S= 200 cm²
5- Filter for the network water through the exchanger

- QV1 = recycled
- QV2 = recirculation – valves
- V1 = draining of the supplying tank
- V2 = pump supply
- V3 = adjustment of the recycled
- V4 = low point upon recycled
- V5 = Adjustment of the recirculation
- V6 = 3-ways valve for the insulation of the diaphragm

- V7/V8 = adjustment of the flow rate of the "perméat"
- V9 = Water supply for the tank
- V10 = water supply for the exchanger
- P1 = pressure at aspiration
- P2 = pressure at the diaphragm inlet
- P3 = pressure at the diaphragm outlet (recycled side)
5- Pipes : 316 l-stainless steel, PVC (foods quality)

INSTRUMENTS
▪ 3 pressure sensors
Accuracy
± 1% - range 0-5 bars
▪ 3 stainless steel rotameters:
o 40-400 l/h for the alimentation
o 0-4000 l/h for the filtration loop
o 0-250 l/h for the "retained"
o 0-250 l/h for the "filtered"
▪ Frequency variator for the pump allowing the regulation of the flow rate
▪ 1 Pt 100 with display

ARMOIRE ELECTRIQUE
- OFF/ON switch for the pump
- With all the need elements for a good working and the safety of the equipment : cut out…
- Main switch with a low-tension indicator
- Emergency switch, differential circuit breaker mA

PEDAGOGIC APPLICATIONS

 

- Clarification of wine, clarification of fruit juice
- Study of the process of ultrafiltration
- Determination of the various phases of ultrafiltration and microfiltration
- Determination of retention rate of the diaphragm
- Influence of the speed of supply
- Material balance
- Flow speed : verification of the DARCY law
- Study of the permeability of the modulus
- Comparison and industrial purpose of the two modulus

Teaching equipment : Ultrafiltration - Microfiltration - schema GPB UM1

UTILITIES
Electricity : 230 V- 50/60Hz - 16 A
Evacuation

SPECIFICATIONS
Dimension of the fluid : between 2nm and 0,1 µm for the UF between 0,1 µm and 20 µm for the MF

DIMENSIONS
Length : 800 mm

 

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Ultrafiltration - Microfiltration



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