Separation Process Technology - Indian Institute of...

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Separation Process Technology S. Basu Department of Chemical Engineering Indian Institute of Technology Delhi

Transcript of Separation Process Technology - Indian Institute of...

Page 1: Separation Process Technology - Indian Institute of ...web.iitd.ac.in/~sbasu/CHL735/Sepn-Introduction.pdfSeparation Process Technology ... Typical Plate Column Internal. Plate design.

Separation Process Technology

S. BasuDepartment of Chemical Engineering

Indian Institute of Technology Delhi

Page 2: Separation Process Technology - Indian Institute of ...web.iitd.ac.in/~sbasu/CHL735/Sepn-Introduction.pdfSeparation Process Technology ... Typical Plate Column Internal. Plate design.

Clean air

Recycle contaminant

Effluent air By-products

Products

Recycle contaminant

Impurity

Clean water

Effluent water

separation separationReactor

separation

separation

Separation Processes in Manufacturing

Raw materials recycle

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Crude Refining

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Ethylene to Ethanol

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Distillation

Solvent extractionAdsorption

Sedimentation

Membrane separation

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Separation of Propylene and Propane

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Structured Packing Column

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Structured Material

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Typical Plate Column Internal

Page 11: Separation Process Technology - Indian Institute of ...web.iitd.ac.in/~sbasu/CHL735/Sepn-Introduction.pdfSeparation Process Technology ... Typical Plate Column Internal. Plate design.

Plate design

Tray with valve cap

perforationValve cap

Bubble cap

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Random Packing Material

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Liquid-liquid Extraction

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Ib/h

Typical liq-liq extraction process

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Extractor

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Settler

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Fluid-Fluid Contacting Column

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Membrane Separation

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PolyimidepolystyrenePolysulfonePTFEpolycarbonate

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Membrane shapes

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Membrane module

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Ion-exchange resins

Adsorption Ion-exchange

adsorbate

Activated carbonActivated aluminaSilica gelMolecular sieve zeolite

-SO3-H+

-NH3+OH-

Water demineralization

Gas bulk separation – O2 / N2 Gas purification – removal of org. from vent streamLiquid purification – decolourisation of waterLiquid bulk separation – n-paraffins, iso-paraffins

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Crystalline inorganic polymers of aluminosilicatesZSM 4A - Na12[(AlO2)12 (SiO2)12] - 3.8 Å - H2O, CO2 removal, air separation

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Pressure swing adsorption (PSA)Temp swing adsorption (TSA)

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Soldac Process

Adsorption – fluidized bedDesorption – moving bed

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ThickenerSolid Removal

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Drying

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Tech. Maturity andFuture Scope