燃煤循环流化床锅炉立式空预器积灰的改善手段  

Measures for Improving Fouling of Vertical Air Preheater of Coalfired Circulating Fluidized Bed Boiler

作　　者：郝宪勇 Hao Xianyong(Taiyuan Boiler Group Co.,Ltd.,Taiyuan Shanxi 030021)

机构地区：[1]太原锅炉集团有限公司,山西太原030021

出　　处：《现代工业经济和信息化》2021年第10期184-186,共3页Modern Industrial Economy and Informationization

摘　　要：从循环流化床锅炉立式空预器的结构入手,对其原因进行深度剖析,提出在二次风区域的进行部分或全部管子封堵的手段以改善空气预热器的积灰情况,并对多个锅炉进行了现场改造。Starting from the structure of the vertical air preheater of circulating fluidized bed boiler,we analyzed the causes in depth and proposed the means of partial or complete tube blocking in the secondary air area to improve the ash accumulation in the air preheater,and carried out the field modification for several boilers.

关 键 词：循环流化床 立式空预器 积灰 封堵 

分 类 号：TK229[动力工程及工程热物理—动力机械及工程]