Research on the technology of unloading pressure and preventing punching in extra-thick coal seams
Abstract This study addresses stress concentration in roadways and elastic energy accumulation in the cantilever beam of hard roofs within the goaf of extra-thick coal seams. Using the 61,607 working face of Longwanggou Mine as a case study, the key roof layer was identified through theoretical calc...
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| Main Authors: | , , , , |
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| Format: | Article |
| Language: | English |
| Published: |
Nature Portfolio
2025-05-01
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| Series: | Scientific Reports |
| Subjects: | |
| Online Access: | https://doi.org/10.1038/s41598-025-02064-1 |
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