Bioelectrochemical Systems for Remediation and Recovery of Nutrients From Industrial Wastewater

Kirubanandam Grace Pavithra, P. Senthil Kumar, Sunita Varjani

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 12 - Chapter in an edited book (Author)peer-review

4 Citations (Scopus)

Abstract

The advancement in the bioelectrochemical system (BES) gathered increasing attention in the removal, recovery, and remediation of nutrients in industrial wastewater treatment. BES is unique in which electrical energy is obtained by the conversion of chemical energy (and vice versa) by utilizing microbes, algae, etc., and the design of BES also lies in the recovery of nutrients from industrial wastewater using the biological approach. The use of a variety of enzymes and microbial catalysts and nonusage of precious metals as catalysts and operations under limited conditions make BES more efficient than conventional fuel cells. Phosphorus and nitrogen are key toxins to be expelled that are recovered from wastewater for practical advancement, and apart from that, precious metals are also recovered from wastewater with the help of BES. BES omits traditional nitrogen removal practices like nitrification and denitrification by implementing an ammonium nitrogen recovery technique, and removal of phosphorus in wastewater occurs by the formation of granules of polyphosphate by polyphosphate-amassing organisms. In this chapter, recent advancements in BES, its types, mechanism, and the influencing factors are explained in detail, and apart from that, the nutrient removal and recovery from industrial wastewater are also highlighted.

Copyright © 2021 Elsevier Inc. All rights reserved.
Original languageEnglish
Title of host publicationBiomass, Biofuels, Biochemicals
Subtitle of host publicationCircular Bioeconomy―Current Developments and Future Outlook
EditorsAshok Pandey, Rajeshwar Dayal Tyagi , Sunita Varjani
PublisherElsevier
Chapter16
Pages445-474
Number of pages30
ISBN (Print)9780128218785
DOIs
Publication statusPublished - 2021
Externally publishedYes

Publication series

NameBiomass, Biofuels, Biochemicals
PublisherElsevier

Research Keywords

  • Bioelectrochemical system
  • Nutrient removal
  • Resource recovery
  • Wastewater treatment

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