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Electric arc furnace (EAF) steelmaking is a comprehensive process of electric energy, chemical energy, etc. Reasonable energy supply input operation can effectively improve smelting efficiency and reduce production costs. In this study, the energy input process of Consteel EAFConsteel EAF is modeled, and the power supply simulationSimulation model and oxygen balance modelBalance model of the arc furnace are established. Based on the law of conservation of energy, an optimizationOptimization model of energy supply by stages for smelting of Consteel EAFConsteel EAF is established, and the operation curve of Consteel arc furnace is optimized. The model has been successfully applied to a 120t Consteel EAFConsteel EAF, and the smelting power consumption has been reduced by 24 kWh/t and the smelting time has been shortened by 2.5 min.

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Application of the Operation Curve Optimization Model in Consteel Electric Arc Furnace

  • 会议论文

  • 发表日期：

    2025年

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  • Hongjin Zhang,
  • Guangsheng Wei,
  • Afan Xu,
  • Rong Zhu

摘要

Electric arc furnace (EAF) steelmaking is a comprehensive process of electric energy, chemical energy, etc. Reasonable energy supply input operation can effectively improve smelting efficiency and reduce production costs. In this study, the energy input process of Consteel EAFConsteel EAF is modeled, and the power supply simulationSimulation model and oxygen balance modelBalance model of the arc furnace are established. Based on the law of conservation of energy, an optimizationOptimization model of energy supply by stages for smelting of Consteel EAFConsteel EAF is established, and the operation curve of Consteel arc furnace is optimized. The model has been successfully applied to a 120t Consteel EAFConsteel EAF, and the smelting power consumption has been reduced by 24 kWh/t and the smelting time has been shortened by 2.5 min.