Journal of Radiation Research and Radiation Processing, Volume. 42, Issue 1, 010602(2024)
Radiation monitoring and prediction analysis of 60Co irradiation device at the Hunan irradiation center
Figures & Tables(11)
Fig. 1. Irradiated outdoor circumferential radiation level detection first layer of plane layout map
Fig. 2. Irradiated outdoor circumferential radiation level detection second layer of plane layout map
Fig. 3. Irradiated outdoor circumferential radiation level detection third layer of plane layout map
Fig. 4. X-ray gamma radiation dose rate at different monitoring points after low-sourcing
Fig. 5. X-ray gamma radiation dose rate at different monitoring points after up-sourcing
Fig. 7. Variation trend of water quality index of source water well
Table 1.
Radiation monitoring program View tableView in ArticleTable 1.
Radiation monitoring program 监测项目 Monitoring items 监测点位 Monitoring quantities 监测频次 Monitoring frequency 工作场所 Work-place 47 每半年 Semiannual 贮源水井水质 Water quality of well 3 每半年 Semiannual 人员外照射 Personnel external exposure 佩戴监测 Wear monitoring 每季度 Quarter
Table 2.
Model accuracy grade table View tableView in ArticleTable 2.
Model accuracy grade table 模型精度等级
Model accuracy class
P C 1级（好）Level 1 (good) 0.95≤ P C≤0.35 2级（合格）Level 2 (pass) 0.80≤P<0.95 0.35<C≤0.50 3级（勉强）Level 3 (barely) 0.70≤P<0.80 0.50<C≤0.65 4级（不合格）Level 4 (failed) P<0.70 0.65<C
Table 3.
Residual error test table of GM(1,1) model View tableView in ArticleTable 3.
Residual error test table of GM(1,1) model 序号
Serial number
实际值
Actual value
预测值
Predicted value
残差
Residual error
残差百分数 / %
Residual percentage
0.073 0.075 0.002 -2.7 0.081 0.078 0.003 3.7 0.083 0.082 0.001 1.2 0.084 0.085 -0.001 -1.2
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Hui SONG, Yong ZHANG, Feng GUO, Chao DENG, Wenge LI. Radiation monitoring and prediction analysis of 60Co irradiation device at the Hunan irradiation center[J]. Journal of Radiation Research and Radiation Processing, 2024, 42(1): 010602
Paper Information
Category: Research Articles
Received: Sep. 20, 2023
Accepted: Nov. 30, 2023
Published Online: Mar. 27, 2024
The Author Email: ZHANG Yong (张勇)
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