Chinese Journal of Ship Research, Volume. 17, Issue 4, 212(2022)
Subroutine-based calculation method for strain distribution of bidirectional curvature plates
Figures & Tables(19)
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Table 1. Comparison of the calculation times for the three methods: direct displacement field application, subroutine displacement field application and mould displacement field application
View tableView in ArticleTable 1. Comparison of the calculation times for the three methods: direct displacement field application, subroutine displacement field application and mould displacement field application
方法 材料模型 时间/s 直接施加位移场 弹性 62 弹塑性 83 子程序施加位移场 弹性 85 弹塑性 113 模具施加位移场 弹性 1 858 弹塑性 9 960
Table 2. Q235 steel material parameters
View tableView in ArticleTable 2. Q235 steel material parameters
材料 弹性模量E/GPa 屈服强度 ${\sigma _{\text{s}}}$ 泊松比 密度 $\rho $ Q235 210 252 0.3 7 850
Table 3. Data of Q235 steel plastic stress-plastic strain
View tableView in ArticleTable 3. Data of Q235 steel plastic stress-plastic strain
塑性应变 塑性应力/MPa 0 252.7 0.01 272.3 0.02 305.1 0.03 329.0 0.04 349.3
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Xiangdong CAI, Yao ZHAO, Zhenshuai WEI, Lichun CHANG. Subroutine-based calculation method for strain distribution of bidirectional curvature plates[J]. Chinese Journal of Ship Research, 2022, 17(4): 212
Paper Information
Category: Ship Structure and Fittings
Received: Mar. 11, 2021
Accepted: --
Published Online: Mar. 26, 2025
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