Cited by 94Catalysis for Biomass ConversionBiofuel production and bioconversionProcess Optimization and Integration

Techno-economic analysis of a glycerol biorefinery

D’Angelo, Sebastiano C., Dall’Ara, Agostino, Mondelli, Cecilia, Pérez-Ramírez, Javier, Papadokonstantakis, Stavros·2018·ACS Sustainable Chemistry & Engineering

Abstract

Biodiesel is an environmentally friendly alternative to fossil fuels, which is experiencing a steep growth in market size. Because the most common biodiesel production technology is based on the transesterification of triglycerides, a burgeoning amount of glycerol byproduct is obtained. In order to address this economic and ecologic drawback, several chemocatalytic technologies have been developed to exploit this compound to feed the market with added-value products. Lactic acid, acrylic acid, allyl alcohol, propanediols, and glycerol carbonate have emerged as the most relevant candidates for this purpose. In previous studies, an environmental and economic assessment of a glycerol biorefinery built on these valorization pathways has been performed, taking into account only the operating costs in relation to the economic aspects. This study evaluates for the first time the investment required by these glycerol valorization processes, based on the Guthrie, Taylor, and Aspen capital cost estimation methods, and then assesses the potential of a heat-integrated glycerol biorefinery. Glycerol carbonate stands out as the dominant product to maximize the profitability with respect to the glycerol utilized, while 1,2-propanediol and allyl alcohol are determined as target compounds to be included in the glycerol biorefinery product mix if further reductions of the environmental impact are sought after. This early stage techno-economic analysis provides a sounder basis toward the practical realization of an integrated facility sustainably upgrading waste streams from the processing of renewables into commodities, thus promoting the concept of circular economy.

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Registry

Crossref · 10.1021/acssuschemeng.8b03770

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31 of 31 references verified0 citation errors · 0 not checkable

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  • Glycerol is a building block suitable for a multitude of transformations to produce many valuable chemical compounds.

    “It is not only a byproduct but also a building block suitable of a multitude of transformations to produce many valuable chemical compounds (Posada et al., 2012) (D’Angelo et al., 2018).”

    From Biorefineries: Achievements and challenges for a bio-based economy (2022) · cites this paper as D’Angelo et al., 2018

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Authors
D’Angelo, S. C., Dall’Ara, A., Mondelli, C., Pérez-Ramírez, J., & Papadokonstantakis, S.
Affiliations
  • ETH Zurich (CH)
  • Institute for Chemical and Bioengineering, Department of Chemistry and Applied Biosciences, ETH Zurich, Vladimir-Prelog-Weg 1, 8093 Zurich, Switzerland
  • Chalmers University of Technology (SE)
Corresponding author
  • Mondelli, Cecilia
  • Papadokonstantakis, Stavros
Venue
ACS Sustainable Chemistry & Engineering
Published
2018-10-26
Volume
6
Issue
12
Pages
16563-16572
ISSN
2168-0485 (ISSN-L)
OpenAlex
W2898128717
Cited by
94
References
31
Citations by year
2026: 7 · 2025: 9 · 2024: 13 · 2023: 15 · 2022: 19 · 2021: 13 · 2020: 9 · 2019: 8
FWCI
3.00
Type
journal article
Language
en
Open access
closed
Locations
  • ACS Sustainable Chemistry & Engineering (publishedVersion)
  • Chalmers Research (Chalmers University of Technology) (submittedVersion)
Topics
  • Physical Sciences › Engineering › Biomedical Engineering › Catalysis for Biomass Conversion
  • Physical Sciences › Engineering › Biomedical Engineering › Biofuel production and bioconversion
  • Physical Sciences › Engineering › Control and Systems Engineering › Process Optimization and Integration
Keywords
glycerol valorization, biodiesel by-products, capital cost estimation, heat integration, glycerol carbonate, propylene glycol, allyl alcohol, lactic acid, acrylic acid, circular economy, techno-economic analysis

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