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Numerical simulation of mixed combustion boiler with oxygen-enriched combustion
Author(s): ZHAO Wei-hang, LI Li-li, YANG Jin-ding, JIN Li-wei, WANG De-jun, JIN Zhi-ang, DANG Wei-long, ZHANG Xing, ZHENG Wen
Pages: 34-
37
Year: 2012
Issue:
1
Journal: Journal of University of Science and Technology Liaoning
Abstract: 富氧燃烧会对煤粉和高炉煤气混烧锅炉炉内的燃烧特性产生重要影响.以130 t/h煤粉和高炉煤气混烧锅炉为研究对象,采用Fluent流体力学软件,对助燃气体(O2/N2)在3种不同氧气体积百分数(21%,23%,27%)工况下煤粉和高炉煤气混烧锅炉炉内的燃烧过程进行数值模拟.模拟得到3种工况下:炉内的温度场分布,烟气流场特性,火焰长度.模拟结果表明:随着氧气浓度的增加,燃料着火速度更快,燃烧更稳定,出...
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