Hydrogenation modification method for coking gasoline and diesel distillates
A hydrogenation upgrading, gasoline and diesel technology, which is applied in the fields of hydrotreating process, petroleum industry, hydrocarbon oil treatment, etc., can solve the problems of catalyst system optimization, etc., and achieve the effect of simple process, avoiding coking problem, and flexible production and operation
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[0044] Example 1
[0045] This embodiment uses the method for hydro-upgrading coking gasoline and diesel fractions of the present invention. Table 3, Table 4, and Table 5 are respectively the catalyst and process conditions, product distribution, and main product properties.
[0046] Table 1 Catalyst physical and chemical properties
[0047] Catalyst
[0048] Table 2 Feedstock oil properties
[0049] Mixed naphtha (1)
[0050] (1) The mixed naphtha is a mixture of naphtha from an atmospheric and vacuum distillation unit and a delayed coking unit.
[0051] (2) Mixed diesel is a mixture of diesel fractions from the atmospheric and vacuum distillation unit and the delayed coking unit.
[0052] Table 3 Catalysts and process conditions
[0053]
[0054] Table 4 Product distribution, mass%
[0055] Name
[0056] Table 5 Main product properties
[0057]
[0058] It can be seen from Example 1 and Comparative Example 1 that, compared with conventional coking gasoline hydrofining and coking ...
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