多层SGP夹层玻璃受刚体冲击作用的实验研究
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张杨梅, 王星尔, 杨健, 刘清风, 刘炘炜
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Experimental Study of Multiple Layered SGP Laminated Glass under Hard Body Impact
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Yang-Mei ZHANG, Xing-Er WANG, Jian YANG, Qing-Feng LIU, Xin-Wei LIU
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| 表2 SGP夹层玻璃试样致裂冲击速度和碎裂刚度 |
| Table 2 Breakage velocity and breakage stiffness of SGP laminated glass specimens |
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| Breakage sequence | ID
(No.) | 1st breakage | 2nd breakage | 3rd breakage | Quantity | | vbreak/(m•s-1) | βk/(kN•mm-1) | vbreak/(m•s-1) | βk/(kN•mm-1) | vbreak/(m•s-1) | βk/(kN•mm-1) | | BS1 | 1 | 1.9 | 34.4 | 2.9 | 24.9 | 3.1 | 3.7 | 1 | | 2 | 2.1 ± 0.2 | 37.7 ± 8.0 | 2.9 ± 0.4 | 32.9 ± 5.7 | 3.1 ± 0.2 | 4.5 ± 2.7 | 2 | | 3 | 1.9 | 32.0 | 2.5 | 37.3 | 2.9 | 6.0 | 1 | | 4 | 2.5 ± 0.2 | 49.4 ± 4.4 | 4.5 ± 0.5 | 14.6 ± 3.0 | 3.8 ± 0.2 | 3.2 ± 1.4 | 2 | | BS2 | 1 | 2.4 ± 0.1 | 51.2 ± 0.6 | 4.2 ± 0.2 | 5.4 ± 0.7 | - | - | 2 | | 2 | 2.3 | 47.3 | 2.7 | 9.6 | - | - | 1 | | 3 | 2.2 ± 0.1 | 41.8 ± 4.3 | 3.3 ± 0.4 | 6.9 ± 2.1 | - | - | 2 | | BS3 | 4 | 2.5 | 52.3 | 4.7 | 20.6 | 3.8 | 5.3 | 1 |
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