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As worldwide copper demandCopper demand rises to facilitate the shift to electrificationElectrification, miningMining companies are exploring innovative methods to boost millMill throughputThroughput and recoveryRecovery efficiencyEfficiency. Eriez developed the HydroFloat™ Separator, a fluidized teeter bed flotation technologyFlotation technologies to float coarse particlesCoarse particle that are inefficiently recovered in conventional flotationFlotation. The largest HydroFloatHydroFloat in operationOperation is 5.0 m in diameter. CopperCopper porphyryPorphyry concentratorsConcentrator often have large designDesign throughputsThroughput of over a 100,000 tonnes of ore per day, requiring the installation of several HydroFloatsHydroFloat. The opportunity exists to simplify Coarse Particle Flotation (CPFCoarse Particle Flotation (CPF)) flowsheets by using fewer, larger diameter units for a given throughputThroughput. Furthermore, currentCurrent industry interest is geared towards retrofitting CPFCoarse Particle Flotation (CPF) to brownfield sites, requiring consideration of layout and infrastructure constraints. Eriez understands the importance of addressing both of these realities in developing the next generation of larger HydroFloatsHydroFloat. This paper examines the impact of utilizing larger HydroFloatsHydroFloat on the designDesign of a conceptual 135 ktpd CPFCoarse Particle Flotation (CPF) plant, ranging from a base case with 3.3 m diameter units up to conceptual 9.0 m units. Process designProcess design, equipmentEquipment selection, layout, CapexCapex and OpexOPEX are evaluated for each case. The key criteria for HydroFloatHydroFloat size selection in large copperCopper projects are identified and the optimum HydroFloatHydroFloat size for the 135 ktpd plant is determined.

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Optimizing Eriez HydroFloat™ Size Selection for a Coarse Particle Flotation Plant

  • 会议论文

  • 发表日期：

    2025年

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  • S. Ali,
  • S. Abbasi-Garravand,
  • D. Frost,
  • C. Helfer,
  • J. Concha,
  • E. Wasmund

摘要

As worldwide copper demandCopper demand rises to facilitate the shift to electrificationElectrification, miningMining companies are exploring innovative methods to boost millMill throughputThroughput and recoveryRecovery efficiencyEfficiency. Eriez developed the HydroFloat™ Separator, a fluidized teeter bed flotation technologyFlotation technologies to float coarse particlesCoarse particle that are inefficiently recovered in conventional flotationFlotation. The largest HydroFloatHydroFloat in operationOperation is 5.0 m in diameter. CopperCopper porphyryPorphyry concentratorsConcentrator often have large designDesign throughputsThroughput of over a 100,000 tonnes of ore per day, requiring the installation of several HydroFloatsHydroFloat. The opportunity exists to simplify Coarse Particle Flotation (CPFCoarse Particle Flotation (CPF)) flowsheets by using fewer, larger diameter units for a given throughputThroughput. Furthermore, currentCurrent industry interest is geared towards retrofitting CPFCoarse Particle Flotation (CPF) to brownfield sites, requiring consideration of layout and infrastructure constraints. Eriez understands the importance of addressing both of these realities in developing the next generation of larger HydroFloatsHydroFloat. This paper examines the impact of utilizing larger HydroFloatsHydroFloat on the designDesign of a conceptual 135 ktpd CPFCoarse Particle Flotation (CPF) plant, ranging from a base case with 3.3 m diameter units up to conceptual 9.0 m units. Process designProcess design, equipmentEquipment selection, layout, CapexCapex and OpexOPEX are evaluated for each case. The key criteria for HydroFloatHydroFloat size selection in large copperCopper projects are identified and the optimum HydroFloatHydroFloat size for the 135 ktpd plant is determined.