AEROSPACE SHANGHAI, Volume. 41, Issue 5, 104(2024)
Collision Dynamics Analysis and Optimization of Space Tether-net Capture
Figures & Tables(15)
Fig. 3.
Fig. 6. Deformation degrees for capture of steel cubic satellite with different mesh shapes
Fig. 7. Deformation degree for capture of silicate spherical gravel
Fig. 8. Deformation degree for capture of aluminium irregular debris
Table 1.
Parameter settings for the targets View tableView in ArticleTable 1.
Parameter settings for the targets 目标物 最大横截面积S/m2 接触刚度
系数
弹性模量E/GPa 钢质立方星 1.000 3 800 207 硅酸盐球状碎石 0.785 3 000 4 铝合金不规则碎片 0.920 3 500 72
Table 2.
Number of model units View tableView in ArticleTable 2.
Number of model units 模型 单元名称 单元数量/个 正方形网目绳网系统 三维桁架T3D2 21 120 正方形网目绳网系统 三维桁架T3D2 12 000 正方形网目绳网系统 三维桁架T3D2 19 600 钢质立方星 三维实体C3D8 1 000 硅酸盐球状碎石 三维实体C3D8 2 208 铝合金不规则碎片 三维实体C3D8 280
Table 3.
Values of influencing factors View tableView in ArticleTable 3.
Values of influencing factors 影响因素 实验取值 绳段直径/m 0.01，0.03，0.05 网目尺寸/(m×m) 0.1×0.1，0.25×0.25，0.5×0.5 网整体尺寸/(m×m) 3×3，6×6，8×8
Table 4.
Design of responsive surface View tableView in ArticleTable 4.
Design of responsive surface 仿真实验顺序 绳段直径/m 网目尺寸/(m×m) 网整体尺寸/(m×m) 1 0.01 0.25×0.25 8×8 2 0.03 0.25×0.25 3×3 3 0.05 0.5×0.5 6×6 4 0.01 0.5×0.5 6×6 5 0.01 0.1×0.1 6×6 6 0.03 0.1×0.1 8×8 7 0.03 0.1×0.1 6×6 8 0.03 0.25×0.25 8×8 9 0.03 0.5×0.5 8×8 10 0.01 0.25×0.25 8×8 11 0.03 0.5×0.5 6×6 12 0.03 0.1×0.1 3×3 13 0.03 0.5×0.5 3×3 14 0.05 0.25×0.25 3×3 15 0.05 0.25×0.25 8×8 16 0.05 0.1×0.1 6×6 17 0.03 0.25×0.25 6×6
Table 5.
Comparative verification by simulation experiment View tableView in ArticleTable 5.
Comparative verification by simulation experiment 响应量 类别 数值 误差率/% 最大接触法向力/N 优化目标值 80.0 4.9 仿真实验值 83.9 最大滑移量/mm 优化目标 13.500 6.5 仿真实验值 14.379 最大弹性应变能/J 优化目标 808.7 3.4 仿真实验值 836.4
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Miao DONG, Chen WANG, Jinyao ZHU, Jinbao CHEN, Chaoyu LU. Collision Dynamics Analysis and Optimization of Space Tether-net Capture[J]. AEROSPACE SHANGHAI, 2024, 41(5): 104
Paper Information
Category: Innovation and Exploration
Received: May. 9, 2024
Accepted: --
Published Online: Jan. 15, 2025
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