Double-loop flue gas desulfurization tower

• Main Authors: SHEN HANG, CHEN ZHIWEI, TATSUYUKI
• Format: Patent
• Language: Chinese; English
• Published: 22.09.2023
• Subjects: PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; TRANSPORTING

The invention relates to the technical field of desulfurization towers, in particular to a double-loop flue gas desulfurization tower which comprises an outer tower body, an outer spraying and pushing unit, an inner tower body, an inner spraying and pushing unit, a power unit and a gas collection unit. The inner tower body is coaxially mounted in the outer tower body; an outer spraying and pushing unit for spraying and pushing flue gas is mounted between the outer tower body and the inner tower body; the inner and outer tower bodies are provided with inner and outer spraying and pushing units for spraying and pushing flue gas; a gas collecting unit for collecting filtered flue gas and absorption liquid is mounted at the bottom of the outer tower body and the inner tower body; the double-loop flue gas desulfurization tower is designed into the inner tower body and the outer tower body, the spiral spraying device is arranged in the inner tower body and the outer tower body, so that flue gas can be pushed and sp