1 000 MW超超临界双切圆燃烧锅炉结焦与高温腐蚀防控研究

刘胜利, 张海军, 程建, 钟毓秀, 徐俊, 江龙, 汪一, 苏胜, 胡松, 向军

Research on Slagging and High Temperature Corrosion Prevention and Control of a 1 000 MW Ultra Supercritical Double Tangentially Fired Boiler

Shengli LIU, Haijun ZHANG, Jian CHENG, Yuxiu ZHONG, Jun XU, Long JIANG, Yi WANG, Sheng SU, Song HU, Jun XIANG

表3 设计煤种及备选煤的煤种特性

Tab. 3 Characteristics of design coal and candidate coals

煤质特性 设计煤种 备选煤种编号 1 2 3 4 5 6 7 8 9 10 元素分析 w(C)/% 53.41 69.29 59.15 55.51 63.18 55.92 44.50 45.31 51.86 53.75 61.08 w(H)/% 3.16 3.17 3.11 2.99 3.66 3.17 2.94 3.13 2.41 3.20 3.21 w(N)/% 0.65 1.10 0.89 1.09 1.03 0.76 0.88 0.64 0.68 0.58 1.04 w(S)/% 1.20 1.63 1.99 0.62 0.60 2.26 1.01 0.33 1.50 1.10 2.33 w(O)/% 6.21 1.65 0.63 4.08 3.62 5.33 4.79 10.62 1.70 6.83 1.43 工业分析 Mar /% 6.05 6.08 5.70 13.20 6.21 3.94 14.29 8.52 8.81 12.08 5.83 Aar /% 29.32 17.08 28.53 22.51 21.70 28.62 31.61 31.45 33.04 22.46 25.08 Var /% 21.20 7.38 7.18 10.70 27.07 9.84 20.10 28.33 7.77 22.55 7.39 FCar /% 43.43 69.46 58.59 53.59 45.02 57.60 34.00 31.70 50.38 42.91 61.70 高位发热量/(MJ/kg) 20.78 26.98 22.32 21.97 23.61 16.27 17.60 16.66 18.96 20.70 24.11 低位发热量/(MJ/kg) 20.02 26.11 21.50 20.97 22.63 15.23 16.60 15.74 18.20 19.68 23.25