Disinfection and white elimination device and method for granulation tower

• Main Authors: ZHU XINGHUA, ZHANG XUEXIANG, SHE WENWEN, ZHOU QINGZI, HOU YUWEI, WANG HAIPENG
• Format: Patent
• Language: Chinese; English
• Published: 26.01.2024
• Subjects: CHEMISTRY; MANUFACTURE OF IRON OR STEEL; METALLURGY; METALLURGY OF IRON; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; TRANSPORTING

The invention discloses a device and a method for disinfecting and whitening a granulation tower, and belongs to the field of blast furnace slag treatment. The sterilization and white elimination device for the granulation tower comprises a chimney section above the granulation tower, and a rectification area, a sterilization area and a heating area which are sequentially communicated from bottom to top, the rectification area is arranged at the middle lower part of the chimney section of the granulation tower to rectify steam, the rectified steam enters the sterilization area to be sterilized, and the sterilized steam enters the heating area; original steam is heated by introducing superheated steam into the heating area, so that the white smoke eliminating effect is achieved. The technical problem that in the prior art, white water mist and harmful gas are likely to appear on outlet steam of a granulation tower, and the clean and environment-friendly image of a blast furnace is affected is solved. 本发明公开了一种粒