Low-cost home appliances often face challenges in achieving sustainability due to limitations in material selection, short lifespans, and a lack of end-of-life infrastructure. This inherent linearity in these products contributes significantly to resource depletion and generates significant waste that is ultimately landfilled. Addressing these issues requires innovative approaches that prioritize product circularity throughout such products’ life cycles. In this work, we present a robust, versatile design framework for assessing the end-to-end product circularity of a product. This hybrid approach builds on the principles of various existing metrics in literature to measure the circularity across four parameters—Manufacturing Waste, Material Choice, Resource Efficiency, and Business Model Circularity. Our framework has been applied to a foldable, portable miniaturized washing machine, which is a representative example of a highly linear product with poor circularity metrics. We also developed a hypothetical business model and improved prototype design with a focus on product circularity throughout and compared the original and improved products using our approach. The results demonstrated a significant improvement between the products after introducing circularity, highlighting the efficacy of this approach in quantifying circularity. The proposed method offers valuable insights into promoting a circular economy within the broader low-cost home appliance industry and can further be generalized to all types of products. Additionally, the method is a useful tool for design iteration, enabling comparison between products and aiding in the selection of options with the greatest potential for improvement in circularity.

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Closing the Loop on Low-Cost Appliances: A Hybrid Approach for Quantifying Product Circularity

  • Aditi Nitturkar,
  • P. Navin Kumar,
  • Spoorthy Babanna Kannur,
  • Yash Vasant Dudhpachare

摘要

Low-cost home appliances often face challenges in achieving sustainability due to limitations in material selection, short lifespans, and a lack of end-of-life infrastructure. This inherent linearity in these products contributes significantly to resource depletion and generates significant waste that is ultimately landfilled. Addressing these issues requires innovative approaches that prioritize product circularity throughout such products’ life cycles. In this work, we present a robust, versatile design framework for assessing the end-to-end product circularity of a product. This hybrid approach builds on the principles of various existing metrics in literature to measure the circularity across four parameters—Manufacturing Waste, Material Choice, Resource Efficiency, and Business Model Circularity. Our framework has been applied to a foldable, portable miniaturized washing machine, which is a representative example of a highly linear product with poor circularity metrics. We also developed a hypothetical business model and improved prototype design with a focus on product circularity throughout and compared the original and improved products using our approach. The results demonstrated a significant improvement between the products after introducing circularity, highlighting the efficacy of this approach in quantifying circularity. The proposed method offers valuable insights into promoting a circular economy within the broader low-cost home appliance industry and can further be generalized to all types of products. Additionally, the method is a useful tool for design iteration, enabling comparison between products and aiding in the selection of options with the greatest potential for improvement in circularity.