Membrane filtration

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Membrane filtration

  1. 1. Membrane Filtration
  2. 2. Membrane Filtration
  3. 3. Categorized into four processes based on membrane pore size; A. Microfiltration B. Ultrafiltration C. Nano filtration D. Reverse Osmosis Membrane Filtration
  4. 4. Size: 0.1-10 microns Removes Sand, Silt, Clays, Giardia lambia, Cryptosporidium, Cysts, Algae, some bacterial species and oil Emulsions. Microfiltration
  5. 5. Used in : purification of juices and beverages. cold sterilization of pharmaceuticals. separation of oil and water emulsions. pre treatment of nano filtration or reverse osmosis …microfiltration
  6. 6. 0.003 to 0.1 microns Removes: Soluble organic materials, protozoa, bacteria, most viruses Ultra Filtration
  7. 7. Used in : dairy (milk and cheese) food, metal and textile industry pre treatment of Nano filtration and Reverse Osmosis. …ultrafiltration
  8. 8. Size: 0.001 microns Pressure driven filtration process. 600 to 1000 kilopascal pressure required. Nano Filtration
  9. 9. Removes micro-molecular organic compounds, microorganisms, hardness of water, demineralization, Colour removal Used in desalination. … nano Filtration
  10. 10. 0.0001 microns Removes: Natural organic substances, pesticides, cysts, bacteria, viruses Used in desalination Reverse Osmosis
  11. 11. www.the-probe.com www.anupghimire.wordpress.com http://www.jotem.com/index.php?content=membran e-filtration References

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