乏气送粉锅炉一次风煤粉浓度的测量方法与应用  

Research and application of measuring method of pulverized coal concentration in primary air of boilers with exhaust pneumatic convey system

作　　者：杨兴森[1] 尹静[1] 白玉[2] 王家新[1] 郝卫东[1] 丁立新[1] 

机构地区：[1]山东电力研究院,山东济南250002 [2]山东电力集团公司,山东济南250001

出　　处：《中国电力》2003年第4期53-55,共3页Electric Power

摘　　要：乏气送粉锅炉的煤粉浓度在线监测一直是工程上的技术难题。通过一次风气流与煤粉颗粒混合前后的能量分析,确立了乏气送粉锅炉一次风煤粉浓度的测量方法,用于某1000t/h锅炉,成功实现了乏气送粉锅炉煤粉浓度的在线监测。On-line monitoring of pulverized coal concentration of boilers with exhaust pneumatic convey system has always been a technical difficult problem in coal-fired power plant.The paper establishes a measuring method of pulverized coal concentration in primary air through energy analysis of mixing process of primary air flow and pulverized coal particles.The application of the method on a1000t/h boiler is also presented.

关 键 词：乏气送粉锅炉 一次风 煤粉浓度 测量方法 煤粉燃烧器 运行 

分 类 号：TK39[动力工程及工程热物理—热能工程]