U-shaped combined wet desulphurization device

• Main Authors: LV ZHICHAO, SHI PINGPING, LI YUN, QIAN DONGSHENG, YU XIAOWEI, ZHANG ZHENLIANG, XIE FANG, ZHU XIAOYA
• Format: Patent
• Language: Chinese; English
• Published: 27.03.2013
• Subjects: PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; TRANSPORTING

The utility model discloses a U-shaped combined wet desulphurization device which comprises a one-stage liquid column spraying pipe, a two-stage spraying pipe, a circulating pump, a stirrer, an oxidation air blower, a limestone slurry pump, a gypsum discharging pump, a process water spraying pipe, a demister and a U-shaped absorption tower; firstly flue gas is in countercurrent contact with a liquid column sprayed by a sprayer of the one-stage liquid column spraying pipe at the left side of the U-shaped absorption tower, and then enters the right side of the U-shaped absorption tower, and is in countercurrent contact with fine micro drops formed by atomization by a sprayer of the two-stage spraying pipe so as to complete flue gas desulphurization; purified flue gas removes fine liquid drops in the flue gas, and dehumidified flue gas is discharged from a flue gas outlet at the top of the U-shaped absorption tower. The device has the characteristics of appearance size reduction, circulating pump flow rate strok