Chinese Journal of Ship Research, Volume. 18, Issue 1, 199(2023)
Analysis on influence of grid density on element failure strain in penetration numerical simulation
Figures & Tables(17)
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Table 1. Mesh parameter
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模型编号 网格边长/mm 网格个数 1 5.00 30 2 2.94 170 3 2.00 600 4 1.52 1 320 5 1.00 4 500 6 0.50 36 000
Table 2. Material parameters of tensile sample
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模型常数 材料Q235 $\mathrm{\rho }/(\mathrm{k}\mathrm{g}\cdot {\mathrm{m} }^{-3})$ 7 800 $ E/\mathrm{G}\mathrm{P}\mathrm{a} $ 200 ν 0.33 $ {T}_{\mathrm{r}}/\mathrm{K} $ 293 $ {T}_{\mathrm{m}}/\mathrm{K} $ 1 795 A/MPa 294 B/MPa 230 n 0.578 c 0.065 2 m 1.05
Table 3. Material parameters of projectile
View tableView in ArticleTable 3. Material parameters of projectile
模型常数 38CrSi钢 $\mathrm{\rho }/(\mathrm{k}\mathrm{g}\cdot {\mathrm{m} }^{-3})$ 7 850 $ E/\mathrm{G}\mathrm{P}\mathrm{a} $ 204 ν 0.33
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Benting ZHU, Guomin WU. Analysis on influence of grid density on element failure strain in penetration numerical simulation[J]. Chinese Journal of Ship Research, 2023, 18(1): 199
Paper Information
Category: Ship Structure and Fittings
Received: Sep. 15, 2021
Accepted: --
Published Online: Mar. 18, 2025
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