High Power Laser and Particle Beams, Volume. 34, Issue 11, 114002(2022)
Calibration method of capacitance sensor for particle accelerator wire position measurement
Figures & Tables(14)
Fig. 3. Working principle diagram and working curve of capacitive displacement sensor
Fig. 9. The relation between voltage and position of wire in horizontal and vertical directions
Table 1. Phase I long term stability test
View tableView in ArticleTable 1. Phase I long term stability test
X/μm Y/μm X/μm Y/μm average method pairwise cycle method maximum deviation 1.6 6.2 3.8 7.3 sensor 011 minimum deviation −2.5 −3.5 −2.9 −7.6 standard deviation 0.8 1.7 1.0 2.2 maximum deviation 3.6 5.7 4.4 10.7 sensor 015 minimum deviation −3.2 −5.8 −4.1 −7.0 standard deviation 1.5 1.9 1.9 2.9
Table 2. Phase II long term stability test
View tableView in ArticleTable 2. Phase II long term stability test
X/μm Y/μm X/μm Y/μm average method pairwise cycle method maximum deviation 5.6 6.9 10.6 7.4 sensor 011 minimum deviation −2.2 −3.5 −12.3 −6.9 standard deviation 1.0 1.3 1.5 1.9 maximum deviation 1.7 5.7 2.2 7.5 sensor 015 minimum deviation −1.5 −2.5 −2.0 −7.3 standard deviation 0.7 1.7 0.9 2.4
Table 3. Phase III long term stability test
View tableView in ArticleTable 3. Phase III long term stability test
X/μm Y/μm X/μm Y/μm average method pairwise cycle method maximum deviation 5.9 6.1 4.5 6.5 sensor 011 minimum deviation −3.6 −4.4 −4.7 −5.6 standard deviation 1.0 1.6 1.0 1.9 maximum deviation −2.6 4.7 2.9 6.8 sensor 015 minimum deviation −2.7 −3.5 −3.5 −6.5 standard deviation 0.7 1.4 0.9 1.9
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Luping Yan, Lan Dong, Tong Wang, Shang Lu, Yuanying Han, Xiaoyang Liu, Luyan Zhang, Haoyue Yan, Na Ma, Zhenqiang He, Zhiyong Ke, Lingling Men, Bo Li, Xiaolong Wang, Jing Liang, Tao Luo. Calibration method of capacitance sensor for particle accelerator wire position measurement[J]. High Power Laser and Particle Beams, 2022, 34(11): 114002
Paper Information
Category: Particle Beams and Accelerator Technology
Received: Oct. 20, 2021
Accepted: Jun. 10, 2022
Published Online: Oct. 18, 2022
The Author Email: Lan Dong (dongl@ihep.ac.cn)
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