14-07-2023 дата публикации
Номер: CN116434878A
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The invention relates to the technical field of molten iron pretreatment, and discloses a method for calculating the dosage of a 350-ton KR molten iron desulfurizer, which comprises the following steps: S1, acquiring historical molten iron desulfurization heat data, and dividing historical heat into different groups according to molten iron [S] before treatment, molten iron [Si] before treatment, molten iron temperature before treatment, molten iron weight and a target tapping mark; and S2, performing regression analysis on the S1 and each group of data obtained, and constructing a linear relation model among the molten iron [S] before treatment, the molten iron [Si] before treatment, the temperature of the molten iron before treatment, the weight of the molten iron and the use amount of the desulfurizing agent. According to the method, on the basis of the data regression model, the influence of molten iron [S] before treatment, molten iron [Si] before treatment, molten iron temperature ...
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