FIELD: thermal engineering. SUBSTANCE: air duct 4 of boiler plant is fed with dry pulverized carbamide with aid of steam ejector 5. Carbamide solution sprayer 9 mounted upstream of tail surface 8 communicates with tank 11. Concentration of supplied solution may be adjusted to operating conditions by connecting tank 11 with adjusting solution tank 13. EFFECT: improved design. 1 dwg
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Authors
Dates
1996-07-27—Published
1993-10-18—Filed