基于数值模拟的直流煤粉燃烧器风量分配拟合计算方法  

Fitting Calculationfor Air Distribution of Pulverized Coal Flat Burner based on Numerical Modeling

作　　者：郭森[1] GUO Sen(State Key Laboratory of Efficient and Clean Coal-fired Utility Boilers(Harbin Boiler Company Limited),Harbin 150046,China)

机构地区：[1]高效清洁燃煤电站锅炉国家重点实验室(哈尔滨锅炉厂有限责任公司),黑龙江哈尔滨150046

出　　处：《锅炉制造》2021年第2期1-3,共3页Boiler Manufacturing

摘　　要：本文包括三个方面的内容:首先,提出了一种直流燃烧器各二次风喷口风量分配的拟合计算方法;然后,使用数值模拟手段,确定了计算过程中的关键阻力曲线;最后,以某台直流燃烧器机组为例,进行实际计算,并于冷态试验数据进行对比,得出了该燃烧器实际运行中的风量分配规律。This paper includes three parts:First,it provides a kind of fitting calculation for air distribution of pulverized coal flat burner;Then,use numerical modeling(CFD)to confirm the key resistance coefficient curve for calculation;At last,selecting a real unit with pulverized coal flat burner for example,compare the calculation result with the cold test result of the burner to obtain the real air distribution.

关 键 词：煤粉燃烧器 风量分配 拟合计算 

分 类 号：TK223[动力工程及工程热物理—动力机械及工程]