SMC process simulation validated by image analysis

Hannes Grimm‐Strele

doi:10.1016/j.compositesa.2025.108915

2025-05-23

PRE

Hannes Grimm‐Strele *

Fernando Burguera Albizuri

Augustin de la Vauvre

V. Ventosinos

Heiko Andrae

DOI：10.1016/j.compositesa.2025.108915

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摘要

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已开发一种新的工艺模拟工具，该工具可根据零件几何形状和生产工艺预测片状模塑料中纤维束的取向。该方法分别模拟树脂和纤维束的三维流动与运动，并允许这两种组分的速度不同。该研究描述了如何通过微尺度模拟推导纤维束的有效渗透率。仅需测量树脂的粘度，而无需测量全悬浮液的粘度。通过将其与计算机断层扫描（CT）扫描结果进行比较来验证预测的纤维取向。此外，该方法还在组件尺度上预测了真实汽车面板几何形状的流动前沿和填充行为。该新的工艺模拟方法为后续片状模塑料组件的结构模拟提供了改进的输入数据，并允许在SMC组件的结构分析中考虑纤维束取向。

Keyword:

Material modeling

Temperature-dependent curing

Temperature-dependent viscosity

Computed tomography

Fiber orientation

Anisotropic Gaussian filters

Maximal response

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Composites Part A-Applied Science and Manufacturing

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8.9

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ctag automot technol ctr galicia

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batz s coop

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fraunhofer itwm

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