Predicting Curing Distortion in Composite Manufacturing—A Fast and Cost-Efficient Numerical Simulation Method
2024

Predicting Curing Distortion in Composite Manufacturing

publication Evidence: high

Author Information

Author(s): Zhang Yongming, An Luling, Zhao Cong

Primary Institution: Collage of Mechanical & Electrical Engineering, Nanjing University of Aeronautics and Astronautics

Hypothesis

Can simplified numerical methods accurately predict curing distortion in composite structures?

Conclusion

The proposed second simplified method effectively predicts curing distortion with high accuracy and significantly improves computational efficiency.

Supporting Evidence

  • The second simplified method reduced computation time by 90.8% compared to traditional methods.
  • The maximum prediction error for curing distortion was only 9.8% when compared to experimental results.
  • The study provides a new solution for the rapid iterative design of large-scale composite structures.

Takeaway

This study found a faster way to predict how composite materials will change shape when they are made, which helps save time and money in manufacturing.

Methodology

Two simplified numerical methods were developed to predict curing distortion in composite structures, focusing on reducing grid elements and improving computational efficiency.

Limitations

The study may have measurement errors and input parameter inaccuracies that could affect prediction accuracy.

Digital Object Identifier (DOI)

10.3390/polym16243597

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