锅炉炉膛冒正压力的原因分析及处理  

Analysis and treatment of instantaneous appearing positive pressure in the chamber of boiler furnace

作　　者：于焕光 陈祥 毕德刚 

机构地区：[1]宁夏国电西北公司,银川市750011 [2]宁夏大坝发电厂,青铜峡市751607

出　　处：《宁夏电力》2006年第3期50-52,64,共4页Ningxia Electric Power

摘　　要：针对煤粉锅炉炉膛冒正压的现象分析:炉膛上部,燃烧器口及整组燃烧器上部结焦脱落,和正常运行中吸风机调节品质不合理等是造成燃烧中炉膛冒正压的主要原因,提出了解决措施并进行了实施,消除了炉膛冒正压的现象。The reason of instantaneous appearing positive pressure in the chamber of boiler furnace is due to coking and shedding on the top of furnace, mouth of burner and the upper of whole set of burners, and the unreasonable adjusting of suction fan in normal operation, puts forward solutions, eliminates instantaneous appearing positive pressure in the chamber of boiler furnace.

关 键 词：煤粉锅炉 炉膛压力 冒正压 

分 类 号：TK223[动力工程及工程热物理—动力机械及工程]