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Improvement of a microfiber filter for domestic washing machines
Summary
Researchers improved a microfiber filter designed for domestic washing machines to more effectively capture synthetic microfibers and microplastics released during laundry cycles, testing filter performance across different fabric types and washing conditions. The enhanced filter design achieved higher capture rates of microfibers compared to existing solutions, representing a practical household-level intervention to reduce microplastic emissions to wastewater.
The development of enhanced processes for filtration is one solution for stopping the increasing freshwater and sea pollution caused by microplastic and microfibers. Major contributors to micro-X pollution are domestic devices such as washing machines, which also hold a high technical potential for separating problematic soils from waste water during cleaning cycles. The focus of the present paper are the biomimetic development of a novel concept for filtration and removal of particles such as microfibers in conventional washing machines. To this goal, a TRIZ analysis yielded viable solutions for the major key issues. In a next step, measurements were made with various filters with and without ribbed structures. The results are promising for the incorporation in a filter concept that is easy to operate and cost-effective.