一种创新的建模技术,用于湿过程下的双模土壤水特性曲线
Nura Bello1, Alfrendo Satyanaga2, Sonny Irawan3
1Department of Civil and Environmental Engineering, School of Engineering and Digital Sciences, Nazarbayev University, Kabanbay Batyr Ave., 53, 010000, Nur-Sultan, Kazakhstan.
Scientific reports
|April 8, 2025
概括
一个新的数学方程式准确地模拟了湿期间的双模土-水特征曲线 (SWCC),解决了不和土壤力学中的差距. 这有助于更好地了解浸下的土壤行为,并提供了具有物理意义的参数.
科学领域:
- 地质技术工程 地质技术工程
- 土壤力学 土壤力学
- 环境科学 环境科学
背景情况:
- 准确的土壤水特性曲线 (SWCC) 对于不和土壤机理至关重要.
- 现有的模型主要侧重于干燥SWCC,忽视了透场景至关重要的湿过程.
- 当前最合适的方程通常是复杂的或缺乏物理上有意义的参数.
研究的目的:
- 提出一种新的数学方程,用于在潮湿条件下建模双模SWCC.
- 开发一种使用高吸收聚合物传感器 (HSPS) 测量SWCC歇斯底里的新方法.
- 确保拟议模型的参数具有物理意义.
主要方法:
- 开发一种新的数学方程,用于湿下的双模式SWCC.
- 使用已发表文献中的实验数据集进行验证.
- 使用统计分析 (R2,RMSE) 评估方程的性能.
- 开发一种基于HSPS的新方法来测量SWCC的歇斯底里.
主要成果:
- 拟议的方程表明,在湿期间模拟双模式SWCC的高精度,R2值接近1.0,RMSE接近0.
- HSPS方法提供了一个准确和快速的方法来测量SWCC的歇斯底里,包括湿过程.
- 新模型中的所有参数都具有物理意义.
结论:
- 开发的数学方程有效地模拟了湿下的双模式SWCC,改善了对土壤透的预测.
- HSPS提供了一种新且高效的方法来测量SWCC的歇斯底里.
- 这项研究为在不和条件下对土壤水的行为提供了更全面的了解.
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