Spectroscopy and Spectral Analysis, Volume. 42, Issue 3, 737(2022)
Research on Detection of Cement Raw Material Content Based on Near-Infrared Spectroscopy
Figures & Tables(16)
Fig. 3. Qufu SiO2 sample band selection by CARS
(a): Band selection process sample changes; (b): RMSECV variation in band selection process; (c): Change in regression coeffient of band selection process
Table 1. Content distribution table of raw materials from Qufu and Linyi
View tableView in ArticleTable 1. Content distribution table of raw materials from Qufu and Linyi
样品来源 SiO2
/%Al2O3
/%Fe2O3
/%CaO
/%Max 13.79 3.44 2.12 43.67 曲阜 Min 11.37 2.52 1.78 41.44 Average 12.8 3.02 2.01 42.28 Max 14.02 3.38 2.21 41.83 临沂 Min 11.57 3.12 2.02 40.58 Average 13.59 3.25 2.15 41.13
Table 2. Qufu sample partition
View tableView in ArticleTable 2. Qufu sample partition
样本 Number
/%Max
/%Min
/%Average
/%CaO 训练 80 14.01 11.57 13.53 测试集 15 14.02 13.26 13.71 SiO2 训练 80 3.38 3.12 3.25 测试集 15 3.34 3.17 3.26 Al2O3 训练 80 2.21 2.02 2.14 测试集 15 2.20 2.09 2.15 Fe2O3 训练 80 41.83 40.63 41.17 测试集 15 41.80 40.58 41.05
Table 3. Linyi sample partition
View tableView in ArticleTable 3. Linyi sample partition
样本 Number
/%Max
/%Min
/%Average
/%CaO 训练 67 41.83 40.58 41.10 测试集 15 41.81 41.03 41.29 SiO2 训练 67 14.02 11.57 13.61 测试集 15 13.83 11.77 13.49 Al2O3 训练 67 3.38 3.12 3.26 测试集 15 3.32 3.15 3.24 Fe2O3 训练 67 2.21 2.02 2.15 测试集 15 2.2 2.1 2.14
Table 4. Qufu and Linyi raw material near infrared spectrum global PLS modeling results
View tableView in ArticleTable 4. Qufu and Linyi raw material near infrared spectrum global PLS modeling results
Model R2 RMSECV/% RMSEP/% SiO2 曲阜 0.441 0.317 0.526 临沂 0.001 0.50 0.25 Al2O3 曲阜 0.402 0.153 0.165 临沂 0.06 0.06 0.06 Fe2O3 曲阜 0.384 0.049 0.061 临沂 0.05 0.04 0.04 CaO 曲阜 0.319 0.305 0.621 临沂 0.03 0.38 0.38
Table 5. Qufu and Linyi cement raw meal near infrared spectrum local PLS modeling results table
View tableView in ArticleTable 5. Qufu and Linyi cement raw meal near infrared spectrum local PLS modeling results table
成分 模型 校正集 验证集 RMSECV RMSEP SiO2 曲阜 0.993 0.106 0.981 0.109 临沂 0.992 0.105 0.975 0.084 Al2O3 曲阜 0.946 0.052 0.960 0.053 临沂 0.956 0.027 0.745 0.024 Fe2O3 曲阜 0.808 0.032 0.803 0.034 临沂 0.758 0.025 0.753 0.023 CaO 曲阜 0.931 0.213 0.917 0.185 临沂 0.896 0.173 0.707 0.184
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Bing HUANG, Xiao-hong WANG, Ping JIANG. Research on Detection of Cement Raw Material Content Based on Near-Infrared Spectroscopy[J]. Spectroscopy and Spectral Analysis, 2022, 42(3): 737
Paper Information
Category: Research Articles
Received: Feb. 2, 2021
Accepted: Apr. 15, 2021
Published Online: Apr. 19, 2022
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