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Adaptive physics-informed system modeling with control for nonlinear structural system estimation

delete2025-09-01
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PRE
AI
B
Biqi Chen
C
Chenyu Zhang
Jun Zhang 封面图
Jun Zhang (Jun Zhang)
王颖 封面图
王颖 (Ying Wang)
DOI:10.1016/j.cma.2025.118330delete
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摘要

摘要

En 中文
• 带控制的适应物理信息建模(APSMC):一种新型数字孪生框架,集成实时自适应滤波与近端梯度更新,以实现在任意激励下对时变状态空间参数的在线辨识。 • 收敛至物理一致的优化估计:在随机子空间框架下得到理论证明,APSMC将基于卡尔曼滤波的估计与嵌入的物理约束相结合,确保收敛至物理一致的优化解。 • 通过仿真和实验的鲁棒验证:APSMC通过杜芬振荡器仿真、框架结构地震分析和缩尺桥梁实验进行验证,展示了低计算成本和强泛化能力。
Keyword:
adaptive physics-informed modeling
digital twin framework
proximal gradient updates
stochastic subspace identification
physically consistent estimation

期刊

Computer Methods in Applied Mechanics and Engineering 封面图
Computer Methods in Applied Mechanics and Engineering
IF:
7.3
论文数:
1.3W
被引数:
5.6W

机构

H
harbin institute of technology
学者数:
8.0W
论文数: 6.6W
被引数: 66
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引用论文

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