According to the working characteristics of the air separation column and the problems that may occur in the operation of the foundation of the air separation column, there are generally the following requirements for the foundation of the air separation column:
The uneven settlement of the foundation of the air separation column should be avoided as far as possible to ensure the level of the distillation tray;
In order to prevent the foundation from frost heaving and foundation rupture, effective cold insulation, cooling dispersion, waterproof and drainage measures should be taken;
And the site with high terrain, low groundwater level, good surface drainage and small frost heaving property of foundation should be selected as far as possible;
Inflammable and explosive materials are strictly prohibited for cold box foundation.
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