Microbial Fuel Cells: Advancements, Challenges, and Applications in Sustainable Energy and Environmental Remediation
Journal Title: Journal of Sustainability for Energy - Year 2024, Vol 3, Issue 3
Abstract
Microbial fuel cells (MFCs) represent a promising bio-electrochemical technology with the potential for sustainable energy generation and environmental remediation. These systems exploit the metabolic processes of microorganisms to directly convert organic substrates into electrical energy, providing an environmentally benign alternative to traditional energy sources. The operation of MFCs relies on intricate biological and electrochemical interactions, where microorganisms transfer electrons to electrodes, generating an electric current. MFCs can be classified based on their configuration, electron transfer mechanisms, and operational conditions, each offering distinct advantages and limitations in different contexts. Recent developments in MFC technology have focused on improving power density, stability, and scalability. Innovations in electrode materials, biocatalysts, and reactor design have enhanced energy output, making MFCs more viable for real-world applications. Notably, MFCs show promise in wastewater treatment, as they can simultaneously degrade organic pollutants and generate electricity, thus offering a dual-function solution that contributes to both sustainable energy production and environmental cleanup. Despite these advances, several challenges persist, including the high cost of materials, limited power output, and the need for better integration into existing infrastructure. These issues hinder the widespread adoption of MFCs. Future research must focus on the development of cost-effective materials, the optimization of reactor design, and scaling the technology to achieve commercial feasibility. With continued innovation and refinement, MFCs hold the potential to play a transformative role in renewable energy systems and integrated waste management strategies, contributing to the broader goals of sustainable development.
Authors and Affiliations
Surajit Mondal, Shankha Shubhra Goswami
Keywords
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- EP ID EP754532
- DOI https://doi.org/10.56578/jse030305
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