氧化铝生产中的许多重要工序,诸如碳酸化分解、蒸发、高压溶出后的稀释等,都需要迅速准确地了解溶液中氧化铝含量的变化,并据此进行及时的调节,以达到最佳的技术经济指标。这对于提高产量、稳定操作、保证产品质量,均具有十分重要的意义。为了解决氧化铝生产过程中铝浓度的自动 Many important processes in the production of alumina, such as carbonation, evaporation, dilution after high pressure dissolution, etc., require a rapid and accurate understanding of the change in alumina content in the solution and the timely adjustment to achieve the optimum Technical and economic indicators. This is of great significance for increasing production, stabilizing operation and ensuring product quality. In order to solve the aluminum concentration in the alumina production process automatically