基于近红外光谱的煤挥发分检测

被引:2
作者
肖锋 [1 ]
翟阳阳 [2 ]
武宝明 [3 ]
王雅圣 [1 ]
魏高 [3 ]
孟国营 [3 ]
翟红 [3 ]
李光 [1 ]
机构
[1] 浙江大学工业控制技术国家重点实验室智能系统与控制研究所
[2] 首都医科大学
[3] 汾西矿业(集团)有限责任公司
关键词
近红外漫反射; 煤挥发分; 偏最小二乘回归; 预处理; 分类;
D O I
暂无
中图分类号
O657.33 [红外光谱分析法]; TQ533.2 [工业分析];
学科分类号
摘要
近红外光谱分析是一种新型的在线分析技术,十分适合于例如煤的挥发分等有机物的含量测定。本研究选取139个煤样,采集煤样的近红外漫反射光谱,利用偏最小二乘算法进行回归建模。同时采用不同的光谱波段筛选和预处理方法对模型进行优化,取得一定效果。最后针对肥煤单独进行回归分析,模型效果进一步优化,显示了分类建模能提高模型的预测能力。
引用
收藏
页码:908 / 912
页数:5
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