W型火焰锅炉冷态流场的研究  

Study on Flow-field at Room Temperature of W Shape Flame Boiler

作　　者：田新荆[1] 万中平[1] 林协丰[1] 

机构地区：[1]湖北省电力试验研究院,湖北武汉430077

出　　处：《湖北电力》2002年第1期20-23,共4页Hubei Electric Power

摘　　要：针对鄂州电厂 W型火焰锅炉特点 ,进行了冷炉空气动力场试验 ,对流场特性进行分析 ,指出上中透墙风与拱顶风动量比为控制流场的关键 ,提出流场好坏的判据方程及控制炉内流场的方法 ;热态运行数据表明判据方程基本合理。研究及应用所得出的结论对 W型锅炉设计。According as characteristics of W shape flame boiler of Ezhou Power Plant,test of airflow field at room temperature was carried out,the flow field performance was analyzed,that the momentum ratio of upper and middle second air and arched air is the key to control the flow field is demonstrated,and the method of flow field controlling and quality criteria of the flow field were presented.The reasonability of the criteria has been verified by operation parameters.The conclusion from the study and application is referable for the design,running of boiler of the same type.

关 键 词：W型火焰锅炉 冷态流场 炉膛结构 电厂 

分 类 号：TK229.64[动力工程及工程热物理—动力机械及工程] TM621.2[电气工程—电力系统及自动化]