Spacecraft Recovery & Remote Sensing, Volume. 45, Issue 6, 37(2024)
The Study on Tensile Properties of Space Deployable Flexible Thermoplastic Composites
Figures & Tables(13)
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Table 1. Test and finite element analysis calculation results of aramid thermoplastic composite laminate
View tableView in ArticleTable 1. Test and finite element analysis calculation results of aramid thermoplastic composite laminate
拉伸模量/GPa 失效应变 失效强度/MPa ε≤0.010 ε≥0.010 试验件1 8.50 8.06 0.039 312 试验件2 8.40 6.94 0.041 313 试验件3 8.80 8.90 0.038 280 试验件4 8.78 7.08 0.042 314 试验件5 9.31 7.42 0.042 310 试验平均值 8.76 7.68 0.040 306 有限元分析 8.87 8.33 0.035 296
Table 2. Material properties of aramid yarn and thermoplastic resin
View tableView in ArticleTable 2. Material properties of aramid yarn and thermoplastic resin
组分材料 力学性能 数值 芳纶纱线 纵向模量E1f 34.7 GPa 横向模量E2f=E3f 6.94 GPa 面内剪切模量G12f=G13f 3.47 GPa 面外剪切模量G23f 3.47 GPa 主泊松比ν12f=ν13f 0.32 横向泊松比ν23f 0.32 纵向拉伸强度 Xt 1236 MPa热塑性树脂 杨氏模量Em 1000 GPa泊松比νm 0.28 拉伸强度Xmt 15 MPa 压缩强度Xmc 32 MPa
Table 3. Damage states of yarn and matrix in UC FEM under different tensile strains
View tableView in ArticleTable 3. Damage states of yarn and matrix in UC FEM under different tensile strains
应变ε 纱线 基体 0.004 0.010 0.034
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Hao WANG, Zepeng ZHOU, Jiangbo BAI, Sicheng GE, He JIA, Xiaobo LI, Di CHEN, Hao XU. The Study on Tensile Properties of Space Deployable Flexible Thermoplastic Composites[J]. Spacecraft Recovery & Remote Sensing, 2024, 45(6): 37
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Received: Jun. 15, 2024
Accepted: Jun. 15, 2024
Published Online: Jan. 23, 2025
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