基于数据的1D设计模型,用于单基的单调横向负载
Ioannis Kamas1, Stephen K Suryasentana2, Harvey J Burd1
1Department of Engineering Science, University of Oxford, Oxford, UK.
MethodsX
|December 29, 2025
概括
本研究介绍了对离岸断基金的数据驱动的1D模型,增强了PISA框架. 改进的模型准确地预测了在不同土壤条件下横向和瞬时负荷下的断行为.
科学领域:
- 地质技术工程 地质技术工程
- 离岸结构 离岸结构
- 可再生能源基金会的基础
背景情况:
- 单管是海上风力轮机的标准基础.
- 当前的1D模型简化了作为嵌入式梁的单,限制了准确性.
- 需要针对不同地质技术条件进行改进的设计模型.
研究的目的:
- 开发一款基于数据的1D设计模型,用于离岸单板.
- 提高各种土壤类型的准确性,可扩展性和适用性.
- 整合机器学习与土壤反应曲线参数化.
主要方法:
- 修改了PISA设计模型框架.
- 开发了一个数据驱动的1D模型,使用spline参数化和机器学习.
- 用3D有限元素分析结果对冰川土壤和沙子进行校准模型.
主要成果:
- 数据驱动的1D模型显示了对单分析的改进准确性.
- 成功校准了海上冰川田和具有不同性质的沙子.
- 验证证实了在均质和分层土壤中的模型性能.
结论:
- 增强的数据驱动的1D模型为离岸断设计提供了更准确和可扩展的方法.
- 这种方法可以在不同的地质技术场景中更广泛地应用.
- 该研究通过详细的3D有限元分析来验证该模型.
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