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Related Experiment Videos

Simulated moving bed process with cyclic modulation of the feed concentration.

Henning Schramm1, Malte Kaspereit, Achim Kienle

  • 1Max-Planck-Institut Dynamik Komplexer Technischer Systeme, Sandtorstrase 1, D-39106 Magdeburg, Germany. schramm@mpi-magdeburg.mpg.de

Journal of Chromatography. A
|August 27, 2003
PubMed
Summary

Simulated moving bed (SMB) process performance is enhanced by cyclically modulating feed concentration. This concentration gradient boosts productivity and product purity while reducing solvent use compared to conventional SMB methods.

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Area of Science:

  • Chemical Engineering
  • Separation Processes
  • Chromatography

Background:

  • Simulated Moving Bed (SMB) chromatography is a continuous chromatographic separation technique.
  • Conventional SMB processes utilize constant feed parameters, potentially limiting efficiency.
  • Optimization of SMB processes is crucial for industrial-scale separations.

Purpose of the Study:

  • To describe an improved Simulated Moving Bed (SMB) process.
  • To investigate the effect of cyclic feed concentration modulation on SMB performance.
  • To enhance productivity and product concentration while reducing solvent consumption.

Main Methods:

  • Introduction of cyclic modulation in feed concentration during the SMB shifting cycle.
  • Comparison of the novel SMB process with constant feed parameters against the conventional SMB process.

Related Experiment Videos

  • Performance evaluation based on productivity, product concentrations, and solvent consumption.

    • Main Results:

    • Cyclic feed concentration modulation significantly improves SMB process performance.
    • Increased productivity and higher product concentrations were achieved.
    • Simultaneous decrease in solvent consumption compared to conventional SMB.

    Conclusions:

    • Cyclic feed concentration modulation is an effective strategy for enhancing SMB process efficiency.
    • The developed method offers a more sustainable and cost-effective alternative to conventional SMB.
    • This advancement has significant implications for industrial separation applications.