Pulverized coal separation structure and pulverized coal combustion system

• Main Authors: DU YONGBIN, HAN ZHIJUN, DU JUNSHUO, LIU HONGJU, WU XUEQIAN, BANG YOUNG-WOOK, XIANG MINGHUI, SUN PENGXIAO, LIU HEKUI, HAO LIANG, REN ZIMING, ZHANG CHAOQUN, YAN HUI
• Format: Patent
• Language: Chinese; English
• Published: 08.07.2022
• Subjects: AIR; BLASTING; COMBUSTION APPARATUS; COMBUSTION PROCESSES; FEEDING FUEL TO COMBUSTION APPARATUS; HEATING; LIGHTING; MECHANICAL ENGINEERING; METHODSOR APPARATUS FOR COMBUSTION USING FLUID FUELOR SOLID FUEL SUSPENDED IN; WEAPONS

The utility model belongs to the technical field of coal-fired units, and discloses a pulverized coal separation structure and a pulverized coal combustion system. The pulverized coal separation structure comprises a separation part, a first transition part and a main body part, a first flowing cavity is formed in the separation part, the inlet end of the first transition part is connected with the outlet end of the separation part, a second flowing cavity communicated with the first flowing cavity is formed in the first transition part, and the main body part comprises a first separation part and a second separation part. The first separation part is connected to the outlet end of the first transition part and arranged outside the second separation part in a sleeving mode, a third flowing cavity is formed between the first separation part and the second separation part, a fourth flowing cavity is formed in the second separation part, and the third flowing cavity and the fourth flowing cavity are communicated