Biorefinery of spent coffee grounds waste: Viable pathway towards circular bioeconomy.

Bioresour Technol

Green Processing, Bioremediation and Alternative Energies Research Group, Faculty of Environment and Labour Safety, Ton Duc Thang University, Ho Chi Minh City, Viet Nam. Electronic address:

Published: April 2020

AI Article Synopsis

  • The circular bioeconomy plan focuses on sustainable management of bio-based resources, specifically through the utilization of spent coffee grounds (SCG) in biorefineries.
  • The approach emphasizes cascade methods to produce various bio-products while maximizing energy recovery through process integration.
  • Economic feasibility is influenced by factors such as raw material costs and labor, and the investment can be reduced through the integration of new products, leading to potential profitability indicated by a positive net present value.

Article Abstract

The circular bioeconomy plan is an innovative research based scheme intended for augmenting the complete utilization and management of bio-based resources in a sustainable biorefinery route. Spent coffee grounds based biorefinery is the emerging aspect promoting circular bioeconomy. The sustainable circular bioeconomy by utilizing SCG is achieved by cascade approaches and the inclusion of many biorefinery approaches to obtain many bio-products. The maximum energy recovery can be obtained by process integration. The economic analysis of the biofuel production from SCG is dependent on the cost of raw material, transportation, the need of labor and energy, oil extraction operations and biofuel production. The inclusion of new products from already established product can minimize the investment cost when related to the production cost. A positive net present value can be achieved via SCG biorefinery which indicates the profitability of the process.

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Source
http://dx.doi.org/10.1016/j.biortech.2020.122821DOI Listing

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