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March 3, 2026Tunnelling and Underground Space Technology2 citations

Numerical investigation of TBM shield jamming mechanisms and mitigation measures using a GPU-Parallelized 3D FDEM method

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CDChenglei DuWuhan University of Science and TechnologyYPYucong PanWuhan UniversitySHShibing HuangMinistry of Education of the People's Republic of China

Key Points

  • Shield jamming mechanisms significantly impact the efficiency of tunneling processes, leading to potential delays and challenges.
  • The numerical investigation utilized a GPU-parallelized 3D FDEM method to analyze these jamming mechanisms effectively.
  • Findings reveal key factors contributing to shield jamming, providing insights for developing effective mitigation measures.
  • This work highlights the need for further studies to refine mitigation strategies for improved tunneling performance.
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Cite This Study

Du et al. (2026) studied this question.

synapsesocial.com/papers/69a7610bc6e9836116a2e91chttps://doi.org/10.1016/j.tust.2026.107553
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