Stability in Reinforcement on No.2 Main Ore-Pass of Chengchao Iron Mine by Numerical Simulation
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摘要: 針對程潮鐵礦2#主溜井"托斗法"加固方案,采用數值模擬計算的方法,在加固前后條件下,對圍巖的力學狀態、局部結構和系統整體結構的穩定性進行了預測分析,為整體加固設計方案的評價提供了理論依據.Abstract: According to the reinforcement plan on No.2 main ore-pass of Cheqchao iron mine by the method of support funnel, it is analyzed by numerical simulation that is the stability in the mechanical state of surrounding rock and the local and whole structure before and behind reinforcement, The calculation result presents the theoretical basis for the choice and confirmation of the whole reinforcement plan.
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Key words:
- main ore-pass /
- the method of support funnel /
- stability analysis /
- numerical simulation
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