Enhancing Energy Efficiency and Resource Recovery in Wastewater Treatment Plants
Nigel Twi-Yeboah,
Dacosta Osei,
William H. Dontoh,
George Adu Asamoah,
Janet Baffoe and
Michael K. Danquah (mdanquah@utk.edu)
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Nigel Twi-Yeboah: Chemical and Petroleum Engineering Department, University of Kansas, 1450 Jayhawk Boulevard, Lawrence, KS 66045, USA
Dacosta Osei: Chemical and Petroleum Engineering Department, University of Kansas, 1450 Jayhawk Boulevard, Lawrence, KS 66045, USA
William H. Dontoh: Chemical and Petroleum Engineering Department, University of Kansas, 1450 Jayhawk Boulevard, Lawrence, KS 66045, USA
George Adu Asamoah: Department of Chemical and Biomolecular Engineering, University of Tennessee, Knoxville, 1512 Middle Dr, Knoxville, TN 37996, USA
Janet Baffoe: Chemical Engineering Department, New Mexico Institute of Mining and Technology, 801 Leroy PI, Socorro, NM 87801, USA
Michael K. Danquah: Department of Chemical and Biomolecular Engineering, University of Tennessee, Knoxville, 1512 Middle Dr, Knoxville, TN 37996, USA
Energies, 2024, vol. 17, issue 13, 1-23
Abstract:
This paper explores the significant role of Wastewater Treatment Plants (WWTPs) in achieving environmental sustainability, with a particular focus on enhancing energy efficiency, resource recovery, and water reuse. WWTPs are crucial for removing pollutants and recovering resources from wastewater, thereby protecting public health and biodiversity. However, they are also associated with high operational costs, substantial carbon footprints, and energy-intensive processes. This article delves into various strategies and technologies to overcome these challenges, aiming to transform WWTPs from energy consumers to energy-efficient resource recovery hubs. Techniques such as anaerobic digestion and the use of advanced oxidation processes and microbial fuel cells are investigated for their potential in energy recovery and efficiency enhancement. Success stories from around the globe are highlighted to demonstrate the feasibility of transitioning to energy-positive WWTP operations. The integration of water reuse systems is also discussed, highlighting recent advancements that enable treated wastewater to be repurposed for agricultural, industrial, and potable uses, thereby promoting sustainability and water conservation. This paper emphasizes the importance of integrating cutting-edge energy management practices to minimize environmental impacts, reduce operational costs, and contribute to a more sustainable water sector.
Keywords: wastewater treatment; anaerobic digestion; biogas production; biomethane; electricity generation (search for similar items in EconPapers)
JEL-codes: Q Q0 Q4 Q40 Q41 Q42 Q43 Q47 Q48 Q49 (search for similar items in EconPapers)
Date: 2024
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Persistent link: https://EconPapers.repec.org/RePEc:gam:jeners:v:17:y:2024:i:13:p:3060-:d:1419451
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