新型煤低成本高性能环保燃烧催化剂 '

研究通过采用碱土金属盐、铁系盐、稀土类化合物复配而成新型煤高效能催化剂,具有成本低、催化效果好的特点。实验结果表明,高效能催化剂HPC17对煤具有良好的催化活性,提高煤热值达23.81%;傅立叶红外漫反射光谱表明,该催化剂的添加量和催化活性,与煤样红外特征吸收峰强度具有一定的相关关系。工业应用表明,添加HPC17后,工业炉节煤率为19.6%,SO2排放浓度平均减少223mg/m3,出口烟尘排放浓度平均减少5302.5mg/m3,节煤、降低污染效果显著,具有良好的推广应用前景。 In the practice utilizing of the coal,to improve the combustion efficiency,increase the combustion value,and reduce the contamination to the environment,is the important link in the utilization of the coal.The research work selected alkaline-earth metals salt,iron salt and rare-earth compounds to built a new type high performance catalyst for coal combustion,this catalyst has the characteristics of low cost,high catalyse performance.The experiment results show that high performance catalyst HPC17 has good catalyse reactivity,increases 23.81% combustion value of the coal.The Fourier infrared diffuse reflection spectrum research indication the addition quantity and the catalysis activity of HPC17 are correlation to the coal's infrared characteristic absorption peak strength.Industrial application indicated,after added HPC17,the saving ratio of the coal reached 19.6%,the emission concentration of SO2 decrease 223mg/m3,and the emission concentration of soot decrease 5 302.5mg/m3,the efficiency of coal's saving and decrease contamination are notability,so it has favourable generalization and application foreground