电站锅炉中粉煤灰与SiC耐火材料结渣性研究

工程热物理学报 , 2007, 28(5): 885-887.

1.长沙理工大学材料科学与工程学院,湖南,长沙,410076

2.长沙理工大学材料科学与工程学院,湖南,长沙,410076

3.长沙理工大学能源与动力工程学院,湖南,长沙,410076

4.长沙理工大学能源与动力工程学院,湖南,长沙,410076

5.长沙理工大学材料科学与工程学院,湖南,长沙,410076

基金项目: 国家自然科学基金(50576005)

RESEARCH ON SLAGBONDING INTERACTIONS BETWEEN COAL-ASH AND SiC REFRACTORY IN BURNER QUARLS

本文主要研究含Cr2O3的硅酸锆结合SiC耐火材料的抗粉煤灰侵蚀规律,将两种不同的粉煤灰平铺在SiC耐火材料上,作用温度为1250～1450 ℃,保温时间为40小时,然后用视频光学显微镜和XRD衍射图谱来确定其显微结构和物相组成,初步实验结果表明SiC质耐火材料具有较好的抗煤灰侵蚀性能.

[1]	Donglin Chen;Chuguang Zheng;Huaichun Zhou et al.Quasi-Constant Temperature Combustion for Improving Overall Performance of a Coal-Fired Boiler[J].Combustion and Flame,2003,134(02):81-92.
[2]	Donglin Chen;Chuguang Zheng .Design of Microporous Ceramic Board Based Movable Heat-Insulating Refractory Device and its Potential Merits for Coal-Fired Boilers[J].Journal of the Institute of Energy,2003,76(07):151-158.
[3]	Donglin Chen;Chuguang Zheng .Experimental investigation on the feasibility of a movable heat-insulation device[J].Applied thermal engineering: Design, processes, equipment, economics,2002(17):1905-1918.
[4]	Jon Wells;Gerry Riley;Jim Williamson .Interactions between coal-ash and burner quarls. Part 1: Characteristics of burner refractories and deposits taken from utility boilers[J].Fuel,2003(15/17):1859-1865.
[5]	Jon Wells;Gerry Riley;Jim Williamson .Interactions between coal-ash and burner quarls. Part 2: resistance of different refractory materials to slag attack in a combustion test facility[J].Fuel,2003(15/17):1867-1873.
[6]	秦风久 .高炉用SiC砖显微结构及其抗侵蚀特征[J].东北大学学报,1994,15(05):457-446.

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