FIELD: pulp-and-paper industry.
SUBSTANCE: system for controlling of flow mode in soda regeneration boiler comprises at least furnace 1, primary air openings 4 provided in lower part of furnace, combustion air openings 5 positioned above openings 4, black liquor spraying nozzles 6 positioned above openings 5 and combustion air openings 5b positioned above black liquor spraying nozzles 6. Soda regeneration boiler is equipped with essentially narrow nozzles 7 for supplying of power into flow field. Stream pressure within nozzles 7 is at least twice as high as stream pressure within combustion air openings 5, 5b.
EFFECT: improved operating characteristics of boiler and reduced cost of equipment.
9 cl, 8 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| PROCESS OF BURNING BLACK LIQUOR IN MULTIFACE FURNACE AND DEVICE FOR ITS REALIZATION | 1990 |
|
RU2009404C1 |
| COMBUSTION CHAMBER OF SODA REGENERATION PLANT | 0 |
|
SU767454A1 |
| METHOD OF BURNING EXHAUSTED LYE AT PULP MILL IN LYE RECOVERY PROCESS | 1992 |
|
RU2078866C1 |
| HIGH EFFICIENCY GAS COOKER | 2020 |
|
RU2792617C1 |
| ELECTROSTATIC BURNER FOR BURNING LIQUID FUELS IN FURNACE OF POWER BOILERS | 2015 |
|
RU2601396C1 |
| SODA RECOVERY BOILER DURING DOWNTIME WASHING METHOD AND DEVICES | 2015 |
|
RU2682529C1 |
| METHOD FOR PARTIAL COMBUSTION OF SPENT CELLULOSE LIQUOR | 1991 |
|
RU2032126C1 |
| HEAT-RECOVERY BOILER FURNACE AND SECONDARY-AIR SUPPLY UNIT | 2002 |
|
RU2286512C2 |
| SYSTEM FOR PRODUCTION OF SPECIAL PURPOSE GAS, DEVICE TO REMOVE HEAT AND ACID GAS ON ITS BASIS AND PROCESS OF PRODUCTION OF SPECIAL PURPOSE GAS | 1995 |
|
RU2135273C1 |
| CASING OF MELTING TAP-HOLE FOR BLACK-LIQUOR BOILERS | 2007 |
|
RU2439431C2 |
