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The growing emphasis on sustainableSustainable steel production has made the management and recycling of electric arc furnace (EAF) dust increasingly critical. EAF dustEAF dust, a hazardous byproductByproduct of steelmaking, contains valuable metalsMetal such as zinc and lead but is difficult to efficiently process. Current treatment methods are often energy-intensive and environmentally unfriendly. This study investigates a more sustainable alternative by analyzing the solid-stateSolid-state reductionReduction of EAF dust using methaneMethane. A thermodynamic model, developed with HSC Chemistry® 7.1, was used to predict the equilibrium products of this reduction process. The modelingModeling results identified the optimal conditions for maximizing metalMetal recoveryMetal recovery while minimizing environmental impactEnvironmental impact.

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Thermodynamic Analysis of the Selective Solid-State Reduction of Electric Arc Furnace Dust by Methane

  • 会议论文

  • 发表日期：

    2025年

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  • O. Marzoughi,
  • C. A. Pickles,
  • L. Tafaghodi

摘要

The growing emphasis on sustainableSustainable steel production has made the management and recycling of electric arc furnace (EAF) dust increasingly critical. EAF dustEAF dust, a hazardous byproductByproduct of steelmaking, contains valuable metalsMetal such as zinc and lead but is difficult to efficiently process. Current treatment methods are often energy-intensive and environmentally unfriendly. This study investigates a more sustainable alternative by analyzing the solid-stateSolid-state reductionReduction of EAF dust using methaneMethane. A thermodynamic model, developed with HSC Chemistry® 7.1, was used to predict the equilibrium products of this reduction process. The modelingModeling results identified the optimal conditions for maximizing metalMetal recoveryMetal recovery while minimizing environmental impactEnvironmental impact.