High Power Laser and Particle Beams, Volume. 35, Issue 3, 035005(2023)
Deposited energy optimization analysis of discharge in water based on Kriging model
Figures & Tables(16)
Fig. 1. Schematic diagram of underwater high-voltage pulse discharge experiment system
Fig. 2. Typical voltage and current waveform of high voltage pulse discharge in water
Fig. 8. Variation of root mean square error with the number of additions
Fig. 11. Comparison between experimental results and optimal deposited energy
Table 1. Experimental variables and their scope
View tableView in ArticleTable 1. Experimental variables and their scope
voltage/kV electrode spacing/mm conductivity/(mS·cm−1) 13−17 2−5 0.2−0.8
Table 2. Some of the initial sample points after inverse normalization and the corresponding experimental results
View tableView in ArticleTable 2. Some of the initial sample points after inverse normalization and the corresponding experimental results
voltage/kV conductivity/(mS·cm−1) electrode spacing/mm deposited energy/J 14.1 0.26 4.53 40.46 13.4 0.77 4.37 26.00 16.2 0.33 2.16 62.3 15.1 0.45 4.68 46.87 15.7 0.64 2.32 51.81 14.5 0.52 2.00 41.74 13.8 0.39 2.79 40.09 16.8 0.55 2.95 59.76
Table 3. After the normalization of some of the new points and the corresponding experimental results
View tableView in ArticleTable 3. After the normalization of some of the new points and the corresponding experimental results
voltage/kV conductivity/(mS·cm−1) electrode spacing/mm deposited energy/J 17 0.331 2.28 67.41 17 0.425 2 66.78 17 0.2 2.04 66.51 17 0.8 3.5 65.6 17 0.65 2.19 66.93
Table 4. Effect of electrode spacing variation on deposited energy at different conductivities
View tableView in ArticleTable 4. Effect of electrode spacing variation on deposited energy at different conductivities
conductivity/(mS·cm−1) spacing variation Δd/mm deposited energy variation/J 0.2 4 17.59 0.4 4 5.04 0.6 4 8.96 0.8 4 13.56 1 4 11.4
Table 5. Global optimal solution of the model
View tableView in ArticleTable 5. Global optimal solution of the model
voltage/kV conductivity/(mS·cm−1) electrode spacing/mm optimal deposited energy/J 17 0.8 2.28 68.73
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Jinglin Zhao, Zhiqiang Wang, Jinjun Wang, Dongdong Zhang, Guofeng Li. Deposited energy optimization analysis of discharge in water based on Kriging model[J]. High Power Laser and Particle Beams, 2023, 35(3): 035005
Paper Information
Category: Pulsed Power Technology
Received: Aug. 5, 2022
Accepted: Oct. 14, 2022
Published Online: Mar. 9, 2023
The Author Email: Wang Zhiqiang (wangzq@dlut.edu.cn)
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