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In the aluminum reduction cellsAluminum reduction cells, the thickness of the side ledgeSide ledge is irregular due to varying convective heat transferHeat transfer at different positions on the side of the pot shell and different flow rates in each area. With the increase in anodeAnode density of high amperage cells, it has become increasingly difficult to form a stable ledge. The unstable ledge increases the horizontal currentHorizontal current, affects stability, and greatly impacts the safetySafety, stability, and lifespan of the cell. The system is composed of three parts: a real-time temperature measuring device, forced cooling networkForced cooling network, and simulationSimulation control software. The system analyzes the temperature data from different positions on the pot shell. According to the side temperature, the system simulates the heat dissipating capacity and the thickness of the side ledgeSide ledge at different positions of the cell. By adjusting the forced cooling, the heat dissipationHeat dissipation at each position of the cell is controlled regionally. This ensures that the different positions of the cell form a uniformUniform and stable ledge.

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The Side Ledge Regulating System of Aluminum Reduction Cell

  • 会议论文

  • 发表日期：

    2025年

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  • He Song,
  • Xie Zhuojun,
  • Song Peipei,
  • Yang XingYu

摘要

In the aluminum reduction cellsAluminum reduction cells, the thickness of the side ledgeSide ledge is irregular due to varying convective heat transferHeat transfer at different positions on the side of the pot shell and different flow rates in each area. With the increase in anodeAnode density of high amperage cells, it has become increasingly difficult to form a stable ledge. The unstable ledge increases the horizontal currentHorizontal current, affects stability, and greatly impacts the safetySafety, stability, and lifespan of the cell. The system is composed of three parts: a real-time temperature measuring device, forced cooling networkForced cooling network, and simulationSimulation control software. The system analyzes the temperature data from different positions on the pot shell. According to the side temperature, the system simulates the heat dissipating capacity and the thickness of the side ledgeSide ledge at different positions of the cell. By adjusting the forced cooling, the heat dissipationHeat dissipation at each position of the cell is controlled regionally. This ensures that the different positions of the cell form a uniformUniform and stable ledge.