地质技术增强材料的拉力负荷的机械模型
Hao Liu1, Zhen Zhang2, Zuhui Long1
1Yueyang Planning, Survey and Design Institute Co., Ltd., Yueyang 414004, China.
Materials (Basel, Switzerland)
|January 25, 2025
概括
拉力测试揭示了地质技术增强材料的独特机械行为. 玻璃纤维地质网格网提供比塑料地质网格更高的抗拉能力,六边形高网格在强度和延展能力方面超过条形地质网格.
科学领域:
- 地质技术工程 地质技术工程
- 材料科学 材料科学 材料科学
- 土木工程 土木工程是指土木工程.
背景情况:
- 了解地质技术增强材料的机械性能对于土木工程应用至关重要.
- 拉力负荷显著影响这些材料的性能和故障模式.
- 现有的模型需要对不同类型的钢筋进行验证.
研究的目的:
- 研究各种地质技术增强材料在拉伸应力下的机械行为和变形模式.
- 为了比较塑料地质网,玻璃纤维地质网和高材料的拉伸性能和故障模式.
- 评估标准线性,非线性三元和改进的川巴塔模型在模拟材料反应中的有效性.
主要方法:
- 在塑料地质网带,玻璃纤维地质网带,高钢丝,塑料地质网网,玻璃纤维地质网网和高网上进行了一系列拉力测试.
- 获得了每个材料的完全拉力力-张力关系.
- 利用标准线性三元,非线性三元,以及改进的川巴塔模型进行曲线模拟和参数确定.
主要成果:
- 塑料和玻璃纤维地质网肋表现出脆性故障.
- gabion钢丝表现出显著的弹性-塑性变形.
- 玻璃纤维地质网格网由于横截面积更大,比塑料地质网格具有更高的抗拉能力.
- gabion 网格在拉力曲线上表现出牙波动,这是由于其六角结构的应力调整,在拉力应变和强度方面表现优于带地质网格.
结论:
- 地工学增强材料在张力下表现出不同的机械反应和故障模式.
- 加网的六角结构与条形地质网相比,提供了优越的拉力性能.
- 测试的模型有效地模拟了这些材料在故障之前的拉伸行为.
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