Denitration and dust removal device and flue gas desulfurization, denitration and dust removal system comprising same

• Main Authors: HAO YUPING, MA YANNI, CHEN YUJIAO, SUN YUNGUO, ZHONG SHIJUAN, LI RUIBO, YAN LEI, LI SHIPENG, JIN FU, SONG WEIJUAN
• Format: Patent
• Language: Chinese; English
• Published: 19.06.2020
• Subjects: PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; TRANSPORTING

The utility model relates to the technical field of flue gas treatment. The utility model relates to a dedusting device, in particular to a denitration dedusting device and a flue gas desulfurization,denitration and dedusting system comprising the same. The problems that dust particles exist in circulating spraying liquid in the existing desulfurization and denitrification flue gas treatment process; and a nozzle pipeline of a spraying nozzle of the spraying layer is blocked. The device comprises a denitration and dust removal tower, the interior of the denitration and dust removal tower is sequentially divided into a solution spraying section and a demisting and dust removal section from bottom to top; a solution containing area is arranged at the lower part of the solution spraying section; a spraying layer is arranged at the upper part of the solution spraying section; the solution containing area is connected with the spraying layer through a circulating liquid pipeline; the circulating liquid pipeline is