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lecture notes-bioreactor design and operation-1

lecture notes-bioreactor design and operation-1 -...

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Bioreactor Analysis and Operation Chapter 9&10 (textbook) - Overview of bioreactors - Modified batch and continuous reactors - Scale up/down - Immobilized cell systems - Operation consideration - Sterilization - Bioreactor Instrumentation and control
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- Fermentation processes - solid state: water content: 40~ 80%, mostly mold fermentation on agriculture products and food: rice, wheat, barley, corn and soybean. e.g.rotary drum fermentator - submerged systems: water content > 95% e.g. bacteria, yeast. Bioreactor Analysis and Operation
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- Overview of bioreactors for submerged system - Classification: operation modes: - batch: stirred tank - continuous: chemostat, fluidized-bed - modified types of the above modes: fed-batch, chemostat with recycle, multi-stage continuous reactors Oxygen supply: - aerobic: airlift - anaerobic Form of biocatalyst: - free cell (enzyme) - immobilized cell (enzyme) packed-bed, membrane reactor Bioreactor Analysis and Operation
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Industrial Bioreactor Glacial Lakes Energy in Watertown, South Dakota 47+ million gallon per year ethanol production .
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World's Largest Industrial Fermenter ( Chem. Eng. News,10-Apr-78 ) The fermenter is 200' high and 25 ft diam.
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