锅炉烟气脱硝中稀释风系统故障分析及处理  

Analysis and Treatment of Faults in Dilute Air System in Boiler Flue Gas Denitrification

作　　者：尹成凯[1] 许怀鹏[1] YIN Chengkai;XU Huaipeng(Thermal Power Plant of Maanshan Iron and Steel Co.,Ltd.,Maanshan,Anhui 243000,China)

机构地区：[1]马鞍山钢铁股份有限公司热电总厂

出　　处：《冶金动力》2019年第11期55-57,共3页Metallurgical Power

摘　　要：针对马钢热电总厂南区3台220 t/h煤粉锅炉脱硝稀释风系统,在运行中出现的风机和进口管道震动大、风机外壳和叶轮磨损严重、现场噪声和粉尘量大等问题,进行研究和分析,提出解决方案,实施改造后达到了预期效果。The denitrification and dilution air system for the three 220 t/h pulverized coal boilers in the south area of MaSteel had the problems such as excessive vibration in fans and import pipes,severe wear of fan shell and impeller,heavy noise and dust on the site during operation,which were studied and analyzed.Solutions were put forward,which has achieved expected results after implementation.

关 键 词：脱硝 振动 磨损 噪声 粉尘 

分 类 号：TK229[动力工程及工程热物理—动力机械及工程]