Process / pipelineStructural dynamics and model calibration
有限元模型更新与校准
有限元模型（FEM）更新是指优化数值结构模型，使其与物理结构实测行为（模态特性、振动、静位移）相匹配的过程。通过比较计算预测与实验数据，并系统地调整不确定的模型参数（材料属性、边界条件、节点刚度），工程师可以创建更精确的模型，用于设计决策、损伤检测和寿命预测。FEM更新由Mottershead和Friswell正式化，弥合了理想化计算机模型与真实结构之间的差距。
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来源
- Mottershead, J. E., Link, M., & Friswell, M. I. (2011). The sensitivity method in finite element model updating: A tutorial. Mechanical Systems and Signal Processing, 25(7), 2275-2296. DOI: 10.1016/j.ymssp.2010.10.012 ↗
- Friswell, M. I., & Mottershead, J. E. (2001). Finite Element Model Updating in Structural Dynamics. Kluwer Academic Publishers. link ↗
- Yang, Q. W., & Yang, B. (1999). Model updating using response surface method. Journal of Sound and Vibration, 221(4), 555-569. link ↗
- Schlune, H., Plos, M., & Gylltoft, K. (2009). Improved bridge evaluation through finite element model updating using static and dynamic measurements. Journal of Bridge Engineering, 14(7), 504-515. DOI: 10.1016/j.engstruct.2009.02.011 ↗
如何引用本页
ScholarGate. (2026, June 3). Finite Element Model Updating and Calibration. ScholarGate. https://scholargate.app/zh/reliability-engineering/finite-element-model-updating
Which method?
Set this method beside its closest kin and read them side by side — the library lays the books on the table; the choice is yours.
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