Jian-Dong Zheng, Jin-Chao Niu, Hong-Xian Zhong, Zi-Zheng Gong, Yan Cao. Hypervelocity impact damage properties of solar arrays by using two-stage light gas gun [J]. Acta Physica Sinica, 2019, 68(22): 220201-1
- Acta Physica Sinica
- Vol. 68, Issue 22, 220201-1 (2019)
Fig. 1. Experimental speicmen: Solar array cells and carbon fiber honeycomb plate.太阳电池片单元与碳纤维蜂窝板试样
Fig. 2. Photograph of experimental specimen in hypervelocity tests.超高速撞击试件照片
Fig. 3. Impact point location: (a) Center of a cell; (b) edge of a cell; (c) joints of two or more cells.撞击点位置示意图 (a)单片中心A; (b)单片边缘B; (c)两片连接处C
Fig. 4. Damage morphology of solar cells: (a) Center of a cell; (b) joints of two cells; (c) edge of a cell.太阳电池片损伤形貌 (a)撞击单片中心区域No.5; (b)撞击两片连接处No.12; (c)撞击单片边界No.8
Fig. 5. A front-back perforation of the solar arrays exposed on the hubble space telescope caused by orbital debris impact[1,6]哈勃望远镜太阳电池阵电池面超高速撞击穿孔形貌[1,6]
Fig. 6. Measured parameters of perforation hole area and conchoidal area (No.16).穿孔面积与剥落区面积(No.16)
Fig. 7. Relationship between projectile diameter d and perforation diameter D h .
穿孔直径Dh 与弹丸直径d 的关系
Fig. 8. Relationship between perforation diameter D h and impact velocity v .
穿孔直径D h 与撞击速度v 的关系
Fig. 9. Equations of perforation diameter D h .
穿孔直径Dh 方程的曲线
Fig. 10. Equations of conchoidal diameter D s (Type A of impact position).
贝壳状剥落区直径D s 方程的曲线(撞击位置类型A)
Fig. 11. Equations of conchoidal diameter D s (Type B and C of impact position).
贝壳状剥落区直径D s 方程的曲线(撞击位置类型B, C)
Fig. 12. Relationship between perforation diameter D h and conchoidal diameter D s .
穿孔直径Dh 与剥落区等效直径Ds 的关系
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Table 1. Test result.
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Table 2.
Comparison between the equation values and experimental data.
穿孔直径方程的检验
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