Energy-saving and consumption-reducing combustion process of alkali recovery medium-pressure furnace

• Main Authors: CHEN YUANGONG, CHEN QINGHAN
• Format: Patent
• Language: Chinese; English
• Published: 28.12.2021
• Subjects: BLASTING; DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS,IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KINDOF FURNACE; FURNACES; HEATING; KILNS; LIGHTING; MECHANICAL ENGINEERING; OVENS; RETORTS; WEAPONS

The invention discloses an energy-saving and consumption-reducing combustion process of an alkali recovery medium-pressure furnace. Semi-concentrated black liquor passes through a III-effect evaporator, a II-effect evaporator and a I-effect evaporator, the output concentration is controlled to be 60...