Enhanced methanol recovery and glycerol separation in biodiesel production – DWC makes it happen
Biodiesel is a renewable fuel that consists of fatty acids methyl esters – currently produced by trans-esterification of glycerides with methanol. After the biodiesel synthesis, the downstream processing steps involve the purification of crude glycerol, as well as the separation of excess methanol (recyclable), glycerol by-product and water (from washing and pre-treatment steps). The separation of the ternary mixture methanol–water–glycerol is carried out in a conventional direct sequence that requires two distillation columns and rather high amounts of energy.
Year of publication: |
2012
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Authors: | Kiss, Anton A. ; Ignat, Radu M. |
Published in: |
Applied Energy. - Elsevier, ISSN 0306-2619. - Vol. 99.2012, C, p. 146-153
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Publisher: |
Elsevier |
Subject: | Dividing-wall column | Biodiesel purification | Design and control | Process intensification | Capital and energy savings |
Saved in:
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