3-D network simulation and probability damage tensor analysis of joint rock mass in open iron mines
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摘要: 針對鞍鋼眼前山露天鐵礦南幫節理巖體邊坡的結構特征,應用Monte-Carlo隨機模擬原理,進行南幫邊坡巖體的三維節理網絡模擬,直觀地展示了巖體的空間信息.基于巖體損傷力學的基本原理與三維節理網絡的計算機模擬技術,探討了節理巖體損傷張量隨機矩陣概率分布規律.結果表明,眼前山鐵礦南幫巖體概率損傷張量矩陣的元素均服從正態分布.Abstract: According to the structure characteristics of joint rock mass in the south slope of Yanqianshan Open Iron Mine in China, a 3-D joint network was simulated and shown by Monte-Carlo random simulation technique. The spatial information of rock mass was visually displayed. Based on the fundamental theory of damage mechanics of rock mass and the 3-D network simulation technique, the probability distributions of random matrix of the damage tensor on joint rock mass were studied. It is shown that the elements of the probability damage tensor matrix obey the normal distribution.
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Key words:
- open iron mines /
- joint rock mass /
- 3-D network simulation /
- probability damage /
- random matrix
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