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Analysis on relationship between stress and drill cutting weight using numerical modeling–A case study in Jinjiazhuang coal mine
Stress Drill cutting weight Numerical modeling
2011/9/13
The relationship between stress and drill cutting weight (DCW) is studied with numerical modeling and field testing. Jinjiazhuang coal mine 110403 workface is used as a case study. Stress analysis of ...
Simulation analysis on structure safety of coal mine mobile refuge chamber under explosion load
Coal mine Refuge chamber Structure safety Shock wave FEA
2011/9/11
In order to check structural strength of coal mine mobiles refuge chamber, and do security evaluation of the mobile refuge chamber, a refuge chamber model was established, then a finite element method...