Modular Integration of 3D-Printed Solar-Driven Interfacial Evaporation System for Enhanced Water Purification Efficiency

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Abstract:

As freshwater availability has progressively decreased, this study presents a 3D-printed module housing system designed for solar-powered passive desalination and water production. To evaluate its performance, the module was tested in a controlled laboratory setting under one sun illumination. Under a salinity level of 3.5%, the design achieved an evaporation rate of 0.1458 kg/m²hr and a condensation rate of 0.0623 kg/m²hr, yielding a total of 20.13 g of desalinated water. The condensation efficiency was 42.7%, and the collected water had a salinity of 0.63%, highlighting opportunities for optimization in small-scale solar desalination. While these results indicate strong potential, further evaluation of the 3D-printed module housing will be conducted to assess its long-term durability, drinking water quality, and performance under outdoor conditions. With its modular design, efficient operation, and 3D-printed structure, this system holds promise as a scalable and sustainable solution for water-scarce communities worldwide.

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