FIELD: chemistry.
SUBSTANCE: invention relates to a method of producing a solid composite fuel from peat, which includes heat treatment of peat at 200-500°C without air access, mixing binder with a crushed carbonaceous residue, moulding a briquette from the obtained mixture and drying, wherein the pyrolysis condensate obtained during heat treatment is separated into a pyrolysis resin and tar water by filtering; the binder is obtained dissolving dextrin in the tar water in ratio of 1:(5-25), and the briquette made from the carbonaceous residue and binder is dried at 20-105°C and left to cool to room temperature, followed by deposition of filtered pyrolysis resin on the surface of the briquette to obtain composite fuel, which is dried at 20-105°C and held at room temperature for 7-14 days.
EFFECT: obtaining moisture-resistant solid composite fuel.
6 ex
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Authors
Dates
2015-11-27—Published
2014-12-23—Filed