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Machine Learning-based Hybrid Process Design for the Recovery of Ionic Liquids

Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

Abstract

Recycling ionic liquids (ILs) from dilute aqueous solutions is essential for their applications in both labs and industries. In this work, an efficient hybrid process scheme that combines aqueous two-phase extraction (ATPE) and distillation operating at their highest efficiencies is proposed for the recovery of ILs from dilute aqueous solutions. To find high performance salting-out agents for ATPE, an optimal IL-based aqueous biphasic systems (ABS) design method is employed. In this optimal design method, a machine learning (ML)-based model, i.e., artificial neural network (ANN)-group contribution (GC) model, is applied to predict the phase equilibrium behaviours of IL-based ABS. As a proof of the concept, results of the recovery of two hydrophilic ILs from their aqueous solutions are presented.
Original languageEnglish
Title of host publicationProceedings of the 14th International Symposium on Process Systems Engineering
EditorsYoshiyuki Yamashita, Manabu Kano
Place of PublicationAmsterdam
PublisherElsevier
Publication date2022
Pages145-150
ISBN (Electronic)978-0-443-18726-1, 978-0-323-85159-6
DOIs
Publication statusPublished - 2022
Event14th International Symposium on Process Systems Engineering (PSE 2021+) - Kyoto, Japan
Duration: 19 Jun 2022 → 23 Jun 2022

Conference

Conference14th International Symposium on Process Systems Engineering (PSE 2021+)
Country/TerritoryJapan
CityKyoto
Period19/06/2022 → 23/06/2022
SeriesComputer Aided Chemical Engineering
Volume49
ISSN1570-7946

Keywords

  • IL recovery
  • Hybrid process schemes
  • ATPE
  • Machine learning
  • ABS

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