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基于燃烧实验的卫燃带结渣特性分析

陈冬林 杜洋 蔡洋 邹婵 刘欢

陈冬林, 杜洋, 蔡洋, 邹婵, 刘欢. 基于燃烧实验的卫燃带结渣特性分析[J]. 燃料化学学报(中英文), 2013, 41(12): 1445-1450.
引用本文: 陈冬林, 杜洋, 蔡洋, 邹婵, 刘欢. 基于燃烧实验的卫燃带结渣特性分析[J]. 燃料化学学报(中英文), 2013, 41(12): 1445-1450.
CHEN Dong-lin, DU Yang, CAI Yang, ZOU Chan, LIU Huan. Slagging characteristic analysis of coal ash on refractory plates during combustion[J]. Journal of Fuel Chemistry and Technology, 2013, 41(12): 1445-1450.
Citation: CHEN Dong-lin, DU Yang, CAI Yang, ZOU Chan, LIU Huan. Slagging characteristic analysis of coal ash on refractory plates during combustion[J]. Journal of Fuel Chemistry and Technology, 2013, 41(12): 1445-1450.

基于燃烧实验的卫燃带结渣特性分析

详细信息
    通讯作者:

    陈冬林(1963- ),男,湖南石门人,教授,博士,主要从事高效洁净燃烧技术与污染物排放控制研究,Tel:13974837965,E-mail:chendl_01@sina.com。

  • 中图分类号: TK224

Slagging characteristic analysis of coal ash on refractory plates during combustion

  • 摘要: 将两种结渣倾向对比明显的煤粉送入均匀布置有三种卫燃带耐火材料板的煤粉炉内进行燃烧,待燃烧完成后观察不同煤种在不同卫燃带耐火材料板表面的结渣特性,并对卫燃带耐火材料板横断面进行能谱分析,得出不同条件下煤灰对卫燃带耐火材料板的侵蚀程度。实验结果表明,随炉内温度的升高,卫燃带耐火材料板表面的结渣程度以及煤灰对卫燃带耐火材料板的渗透、侵蚀程度均随之增大,特别是当炉温高于煤灰熔融温度时,卫燃带耐火材料板表面结渣程度将急剧增大;锅炉实际运行中,若可保证卫燃带表面温度在锅炉最高负荷时不超过所燃煤种的煤灰熔融温度,便可有效减少卫燃带表面结渣的可能性;碳化硅质卫燃带相对于刚玉质卫燃带具有优越的抗结渣性能。
  • CHEN D L, ZHENG C G. Quasi-constant temperature combustion for improving overall performance of a coal-fired boiler[J]. Combustion Flame, 2003, 134(1/2): 81-92.
    谭旦辉, 陈冬林, 张英才.煤粉锅炉卫燃带的数值模拟[J]. 长沙理工大学学报: 自然科学版, 2011, 8(3): 61-65. (TAN Dan-hui, CHEN Dong-lin, ZHANG Ying-cai. Numerical simulation on the heat-insulating refractory of pulverized coal boiler[J]. Journal of Changsha University of Science and Technology: Natural Science, 2011, 8(3): 61-65.)
    陈冬林, 陈彦菲, 鄢晓忠, 叶昌, 裴晓冲.环境气氛对煤灰在Al2O3-Cr2O3-ZrO2材料上结渣的影响[J]. 耐火材料, 2008, 42(5): 368-371. (CHEN Dong-lin, CHEN Yan-fei, YAN Xiao-zhong, YE Chang, PEI Xiao-chong. Effect of coal ash slagging on Al2O3-Cr2O3-ZrO2 refractories in different atmospheres[J]. Refractories, 2008, 42(5): 368-371.)
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    周俊虎, 赵晓辉, 刘建中, 杨卫娟, 黄镇宇, 岑可法. 锅炉内卫燃带上高熔点灰渣沉积机理分析[J].中国电机工程学报, 2008, 28(14): 20-26. (ZHOU Jun-hu, ZHAO Xiao-hui, LIU Jian-zhong, YANG Wei-juan, HUAN Zhen-yu, CEN Ke-fa. Analysis on deposition mechanism of ash with high ash fusion temperatures on the heat-insulation layer in boiler[J]. Proceedings of the CSEE, 2008, 28(14): 20-26.)
    何金桥, 鄢晓忠, 陈冬林. 燃煤锅炉碳化硅质卫燃带表面结渣行为[J].动力工程学报, 2011, 31(9): 659-663. (HE Jin-qiao, YAN Xiao-zhong, CHEN Dong-lin. Slagging behavior on surface of carborundum-based refractory liner in a coal-fired boiler[J]. Journal of Chinese Society of Power Engineering, 2011, 31(9): 659-663.)
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    何金桥, 陈冬林, 鄢晓忠. 低碱酸比煤灰在碳化硅质耐火板上的煅烧结渣特性[J]. 煤炭学报, 2011, 36(6): 1022-1026. (HE Jin-qiao, CHEN Dong-lin, YAN Xiao-zhong. Slagging characteristics of low alkailine-aild ratio coal ash on carborundumbased refractory liner under high temperature calcination[J]. Journal of China Coal, 2011, 36(6): 1022-1026.)
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出版历程
  • 收稿日期:  2013-03-28
  • 修回日期:  2013-05-20
  • 刊出日期:  2013-12-30

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