FIELD: fuels.
SUBSTANCE: invention relates to the processes of the petroleum refining industry, in particular, to methods for producing summer diesel fuel. The invention relates to a method for producing summer diesel fuel, including distillation of petroleum with separation of kerosene, straight-run fractions of heavy and light diesel fuel, hydrotreatment of the straight-run fraction of light diesel fuel at a pressure of 4.0 to 4.5 MPa, hydrotreatment of the straight-run fraction of heavy diesel fuel at high hydrogen pressure, introduction of additives. The straight-run fraction of heavy diesel fuel is hydrotreated at a pressure of 6.0 to 8.5 MPa, and the resulting fractions of hydrotreated light diesel fuel and hydrotreated heavy fuel are mixed prior to introduction of additives, so that the cloud point of the mixture does not exceed minus 5°C and 95% of the volume is evaporated by boiling at no higher than 360°C.
EFFECT: increase in the efficiency of the method for producing summer diesel fuel and increase in the production rate of summer diesel fuel.
1 cl, 1 tbl, 1 dwg
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Authors
Dates
2021-11-17—Published
2020-11-06—Filed