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The conversion area at the Ilo smelterSmelter, responsible for matteMatte treatment and blister copperBlister copper, has improved its treatment capacity from 1,471 to 1,672 tons of matteMatte per day and its campaign life from 6 to 9 mos of continuous operationOperation. These improvements were achieved through two key process modifications: (1) increasing the air flow per tuyere to reduce blowing time per batch, and (2) optimizing the equilibrium of fayaliteFayalite slagSlag during the slagSlag blow stage to enhance slagSlag properties and control refractory wearRefractory wear in the tuyere zoneTuyere zone. Additional operational controls—such as the sealing of low-thickness tuyeres, bath level regulation—were implemented alongside a detailed study of the variables influencing converter performancePerformance. This work presents the modelingModeling of operational profiles, the impacts of critical control variables, and the initiatives that enhanced reactor performancePerformance.

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Improving the Productivity of the Peirce-Smith Converter Aisle at Ilo’s Copper Smelter Plant

  • 会议论文

  • 发表日期：

    2025年

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  • Bryan Ceron,
  • Alvaro Jara,
  • Jose Marquez,
  • Telesforo Marquez

摘要

The conversion area at the Ilo smelterSmelter, responsible for matteMatte treatment and blister copperBlister copper, has improved its treatment capacity from 1,471 to 1,672 tons of matteMatte per day and its campaign life from 6 to 9 mos of continuous operationOperation. These improvements were achieved through two key process modifications: (1) increasing the air flow per tuyere to reduce blowing time per batch, and (2) optimizing the equilibrium of fayaliteFayalite slagSlag during the slagSlag blow stage to enhance slagSlag properties and control refractory wearRefractory wear in the tuyere zoneTuyere zone. Additional operational controls—such as the sealing of low-thickness tuyeres, bath level regulation—were implemented alongside a detailed study of the variables influencing converter performancePerformance. This work presents the modelingModeling of operational profiles, the impacts of critical control variables, and the initiatives that enhanced reactor performancePerformance.