NUCLEAR TECHNIQUES, Volume. 47, Issue 3, 030404(2024)
Three-dimensional point-source localization method based on position-sensitive neutron detectors
Figures & Tables(13)
Fig. 6. Polyethylene moderating body layout model in the Monte Carlo program
Fig. 7. Polyethylene moderating body layout model in the Monte Carlo program
Table 1. Calculation factor of x and z
View tableView in ArticleTable 1. Calculation factor of x and z
最大计数率
Max count rate
、s1、 s2、 s3、 s4、 x轴计算因数
Calculation factor of x axis
s1/s2 s2/s1 s3/s4 s4/s3 z轴计算因数
Calculation factor of z axis
s1/s3 s2/s4 s3/s1 s4/s2
Table 2. RSD of each measuring point
View tableView in ArticleTable 2. RSD of each measuring point
测量点
Measuring point
、RSD / % D1 D2 D3 D4 1
2
3
4
5
6
7
8
0.86
0.61
0.89
0.58
0.83
0.95
0.93
0.95
0.42
0.51
0.36
0.57
0.48
0.69
0.59
0.75
0.76
0.72
0.71
0.89
0.65
0.48
0.89
0.79
0.95
0.79
0.85
0.95
0.56
0.64
0.75
0.51
Table 3. Point-source location and deviation
View tableView in ArticleTable 3. Point-source location and deviation
测点Measuring point 1 2 3 4 5 坐标 Coordinate
x轴定位范围Location range of x-axis
(5,8,6)
4.9~5.1
(7,18,23)
6.9~7.3
(11,20,24)
11.1~11.5
(15,32,14)
13.5~14.1
(16,32,34)
15.2~15.7
y轴定位范围Location range of y-axis 7.9~8.0 18.4~18.8 20.2~20.4 32.5~32.7 32.5~32.7 z轴定位范围Location range of z-axis 5.8~6.2 23.1~24.1 23.4~24.5 13.6~14.1 32.3~34.6
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Qinglei LIANG, Jinghuai LI, Guorong LIU, Bin WANG, Hao ZHOU, Yuan TIAN. Three-dimensional point-source localization method based on position-sensitive neutron detectors[J]. NUCLEAR TECHNIQUES, 2024, 47(3): 030404
Paper Information
Category: Research Articles
Received: Jun. 5, 2023
Accepted: --
Published Online: Apr. 29, 2024
The Author Email: LIANG Qinglei (qinglei98@126.com)
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