Exploring Biorefinery designs for Agricultural Waste with Stochastic Optimization

Lucas Van der Hauwaert*, Alberte Regueira, Miguel Mauricio Iglesias, Edwin Zondervan

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Abstract

As the push for designing sustainable processing plants increases, the need for adequate tools to analyze and optimize these plants becomes paramount. Particularly the agricultural sector is in need of new and innovative biorefineries capable of handling the generated waste and transforming them in to added value products. Superstructure optimization offers an elegant solution to explore many alternative processing routes with one or multiple objectives in mind such as, sustainable and financial criteria. Various user friendly and accessible superstructure optimization tools for process design already exist but do not provide the capability to make decisions under uncertainty. This contribution aims to extend the OUTDOOR software package to handle superstructure optimization problems under uncertainty, using a 2-stage approach with fixed recourse. A case study is presented showcasing the extended OUTDOOR application on a processing plant that transforms potato peels into added value products. From the stochastic solution the most beneficial processing route, while considering all the uncertainties, lies in the production of phenolic compounds next to the production of starch, generating an expected revenue of 0.89 million euros per year. The value of perfect information (EVPI) was calculated to be 0.02 million euros, indicating the price of perfect information. The value of the stochastic solution (VSS) was 0 euros, indicating that the produced flowsheet is the most optimal one, across all uncertain scenarios.

Original languageEnglish
Title of host publication34th European Symposium on Computer Aided Process Engineering / 15th International Symposium on Process Systems Engineering
EditorsFlavio Manenti, Gintaras V. Reklaitis
PublisherElsevier B.V.
Pages2461-2466
Number of pages6
ISBN (Print)978-0-443-28824-1
DOIs
Publication statusPublished - Jan 2024
Event34th European Symposium on Computer Aided Process Engineering and 15th International Symposium on Process Systems Engineering - Florence, Italy
Duration: 2 Jun 20246 Jun 2024
Conference number: 34

Publication series

NameComputer Aided Chemical Engineering
PublisherElsevier
Volume53
ISSN (Print)1570-7946

Conference

Conference34th European Symposium on Computer Aided Process Engineering and 15th International Symposium on Process Systems Engineering
Abbreviated titleESCAPE34-PSE24
Country/TerritoryItaly
CityFlorence
Period2/06/246/06/24

Keywords

  • 2-Stage stochastic problem with fixed recourse
  • optimization under uncertainty
  • OUTDOOR
  • Superstructure optimization

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