英文摘要
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Purpose: This research aimed to establish a finite element (FEM) model to characterize the natural frequency and mode shape as well as the compressive failure of badminton racket frame made by carbon/epoxy composites. Methods: The FEM model was generated initially based on the geometric configuration and the associated material properties of badminton racket frame. The natural frequency and model was analyzed and then the compressive failure of the frame was described using the progressive failure approach. Both simulation and experimental results were compared and discussed. Results: The natural frequency obtained from simulation corresponded well to the experimental data, and the maximum deviation was around 9%. In addition, the discrepancy in terms of the compressive strength of the frame structure between the model prediction and experiments was about 4.8%-14.1%. Failure locations obtained from the model prediction and experimental observation were quite close. Conclusions: Based on the comparison of model analysis and experimental results, the FEM model proposed in this study is able to effectively characterize the natural frequency and the model shape of the badminton racket frame as well as the compressive failure behaviors.
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参考文献
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