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Research Paper | Civil and Environmental Engineering | India | Volume 13 Issue 12, December 2024 | Popularity: 5.7 / 10

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Harnessing Solar Energy for Wastewater Treatment: A Comprehensive Analysis of Sustainable Solutions

Savar Girdhar

Abstract: Wastewater treatment is essential for environmental protection and sustainability, but conventional methods often rely heavily on energy-intensive processes and non-renewable energy sources, contributing to greenhouse gas emissions and escalating operational costs. As the world shifts towards greener solutions, the integration of solar energy into wastewater treatment processes presents a novel approach to reducing these drawbacks. This paper focuses on two energy-intensive wastewater treatment techniques, electrocoagulation and photocatalytic treatment, and examines their potential when powered by solar energy. Through a comprehensive review of existing literature, this study assesses the efficiency, cost-effectiveness, and environmental benefits of solar-powered systems. A key aspect of the research is the use of Geographic Information Systems (GIS) to map wastewater treatment plants in India alongside regional solar potential, providing insights into optimal locations for solar integration. The novelty of this work lies in its comparative analysis of both electrocoagulation and photocatalytic processes, powered by renewable energy, and its use of GIS to guide strategic deployment. The findings reveal that solar-powered wastewater treatment systems can significantly reduce energy consumption and costs, while maintaining high pollutant removal efficiency. However, challenges such as high initial costs and the need for technical expertise remain. This study contributes to the growing body of knowledge on sustainable wastewater treatment and encourages further innovation in scaling solar-powered technologies for diverse applications, offering a cleaner, more sustainable path forward for global water and energy challenges.

Keywords: solar energy, wastewater treatment, electrocoagulation, photocatalytic treatment, sustainability

Edition: Volume 13 Issue 12, December 2024

Pages: 1414 - 1426

DOI: https://www.doi.org/10.21275/SR241209124134

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