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Metal Mine ›› 2011, Vol. 40 ›› Issue (08): 136-139.

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Application of 3D Numerical Simulation to Ground Pressure Disaster Assessment for Underground Mine

Li Hui1,Chen Guangping1,Ma Haitao2,Wang Yunhai2   

  1. 1. Civil & Environment Engineering School, University of Science & Technology Beijing;2. China Academy of Safety Science & Technology
  • Online:2011-08-09 Published:2011-08-11

Abstract: Three-dimensional finite-difference calculation method was used to analyze the mechanical process of deep development of mine. Then, the mining history, the stresses, displacement and destruction of the surrounding rocks after technical reconstruction were compared, and the potential happening possibility and place of ground pressure disaster after deep development were forecasted. Finally, the viable technical measures were given. 

Key words: Numerical simulation, Ground pressure disaster, Safety assessment, FLAC