FIELD: oil and gas production.
SUBSTANCE: here is disclosed system for processing hydrocarbons produced out of oil. The system consists of a unit for catalytic cracking, where into there are supplied hydrocarbons produced out of oil and wherein there are particles of catalyst, in essence, of uniform dimension in a fluidised state. Coke is deposited on particles of catalyst. Further, the system consists of a reducing reactor for regeneration of mixture out of catalyst particles and particles of metal oxide used as oxygen carriers. Present particles of metal oxide have in essence similar dimension, but different from dimension of catalyst particles. The reducing reactor is fed with solid fuel and catalyst particles with deposited coke. Solid fuel and coke are combusted in the reactor to ensure regeneration of catalyst particles further directed to the unit for catalytic cracking. The system includes an oxidising reactor where oxygen carrier is oxidised. Oxygen carrier circulates between the reducing and oxidising reactors.
EFFECT: reduced expenditures for trapping carbon dioxide and for production of steam generating electric power.
15 cl, 1 dwg
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Authors
Dates
2011-05-20—Published
2006-12-22—Filed