Techno-economic feasibility of waste biorefinery: Using slaughtering waste streams as starting material for biopolyester production

  • Khurram Shahzad*
  • , Michael Narodoslawsky
  • , Muhammad Sagir
  • , Nadeem Ali
  • , Shahid Ali
  • , Muhammad Imtiaz Rashid
  • , Iqbal Mohammad Ibrahim Ismail
  • , Martin Koller
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

93 Scopus citations

Abstract

The utilization of industrial waste streams as input materials for bio-mediated production processes constitutes a current R&D objective not only to reduce process costs at the input side but in parallel, to minimize hazardous environmental emissions. In this context, the EU-funded project ANIMPOL elaborated a process for the production of polyhydroxyalkanoate (PHA) biopolymers starting from diverse waste streams of the animal processing industry. This article provides a detailed economic analysis of PHA production from this waste biorefinery concept, encompassing the utilization of low-quality biodiesel, offal material and meat and bone meal (MBM). Techno-economic analysis reveals that PHA production cost varies from 1.41 €/kg to 1.64 €/kg when considering offal on the one hand as waste, or, on the other hand, accounting its market price, while calculating with fixed costs for the co-products biodiesel (0.97 €/L) and MBM (350 €/t), respectively. The effect of fluctuating market prices for offal materials, biodiesel, and MBM on the final PHA production cost as well as the investment payback time have been evaluated. Depending on the current market situation, the calculated investment payback time varies from 3.25 to 4.5 years.

Original languageEnglish
Pages (from-to)73-85
Number of pages13
JournalWaste Management
Volume67
DOIs
StatePublished - Sep 2017
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2017 Elsevier Ltd

Keywords

  • Biodiesel
  • Economic analysis
  • Offal
  • Polyhydoxyalkanoate
  • Slaughtering waste
  • Waste biorefinery

ASJC Scopus subject areas

  • Waste Management and Disposal

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