PYROLYSIS FUEL PRODUCTION UNIT Russian patent published in 2022 - IPC C10B49/10 C10G9/00 B01J8/00 

FIELD: fuel.

SUBSTANCE: invention relates to fuel production units. Described is a pyrolysis fuel production unit containing the following components in a process line: a storage hopper for the dispersed initial raw materials with a particle supply channel and a residual moisture removal chamber; a pyrolysis reactor with a discharge channel for the mixture of pyrolysis gases and a discharge channel for the solid products of pyrolysis; a first stage condenser with a discharge line for the non-condensed gases of pyrolysis gas and a discharge channel for the primary condensed pyrolysis gas; a second stage condenser with a suction line and a discharge channel for the secondary condensed pyrolysis gas; a pyrolysis fuel pump with a channel for the supply of the supercooled condensed pyrolysis gas for purification; a water heat exchanger with a channel for the supply of the supercooled condensed pyrolysis gas to the second stage condenser with a circulation cooling water circuit; a pyrolysis fuel treatment unit with a pollutant discharge channel, linked with the fuel pyrolysis pump and the pyrolysis fuel stabilisation unit with the pyrolysis fuel discharge channel; a combustion chamber with a discharge channel for the gaseous combustion products and an air supply channel; the residual moisture removal chamber is made in the form of shaft convection drying apparatus with heat carrier supply and discharge channels; the pyrolysis chamber is made in the form of a screw conveyor equipped with a jacket with heat carrier supply and discharge channels and a discharge channel for the solid products of pyrolysis and pyrolysis gas discharge channel built into the jacket and adjacent to the first stage condenser; the discharge line for the non-condensed gases from the first stage condenser is equipped with a jacket with heat carrier supply and discharge channels; the discharge channel for the solid products of pyrolysis is in communication with the cooling chamber equipped with a water supply manifold in the lower part thereof; the first stage condenser is made in the form of a hollow scrubber with a coolant supply manifold; the second stage condenser is made in the form of an ejector pump with a collector for the liquid fraction of pyrolysis and is in communication with the channel for supplying the liquid fraction from the first stage condenser and the discharge line for secondary non-condensed gases; a centrifugal separator with water and pyrolysis fuel discharge channels is installed between the second stage condenser and the pyrolysis fuel pump; the pyrolysis fuel discharge channel of the centrifugal separator is in communication with the pyrolysis fuel pump; the separated water discharge channel of the centrifugal separator is in communication with the coolant supply manifold of the first stage condenser, the water heat exchanger, and the water supply manifold of the cooling chamber; the secondary non-condensed gas discharge channel is in communication with the combustion chamber; the discharge channel for gaseous combustion products is in communication in series with the heat carrier supply and discharge channels of the pyrolysis chamber, the discharge line for non-condensed gases from the first stage condenser, and the drying chamber.

EFFECT: creation of an energy-conserving unit.

1 cl, 1 dwg