| 刀柱遗煤下综放开采数值模拟分析 |
| |
| 引用本文： | 郝万东. 刀柱遗煤下综放开采数值模拟分析[J]. 煤炭工程, 2010, 0(3) |
| |
| 作者姓名： | 郝万东 |
| |
| 作者单位： | 煤炭科学研究总院,太原研究院,山西,太原,030006 |
| |
| 摘 要： | 以白家庄矿9#煤层39713工作面开采技术条件为基础,运用数值模拟软件FLAC3D建立数值模型,对刀柱遗煤下的开采工作面和巷道围岩宏观力学场进行系统分析和研究,获得了包括工作面煤层及周围岩体在内的三维力学场分布、破坏场特征和位移变化规律,揭示了刀柱遗煤下综放工作面的力学场分布规律及变化特征。
|
| 关 键 词： | 刀柱遗煤 三维力学场 数值模拟 |
Numerical simulation analysis on fully mechanized top coal caving mining in seam left by pillar support mining |
| |
| HAO Wan-dong. Numerical simulation analysis on fully mechanized top coal caving mining in seam left by pillar support mining[J]. Coal Engineering, 2010, 0(3) |
| |
| Authors: | HAO Wan-dong |
| |
| Affiliation: | Tanyuan Research Institute/a>;China Coal Research Institute/a>;Taiyuan 030006/a>;China |
| |
| Abstract: | Base on the mining technical conditions of No.39713 coal mining in No.9 seam of Baijiazhuang Mine,a numerical simulation software FLAC3D was applied to establish a numerical model.Then the systematic analysis and study were conducted on the surrounding rock macro mechanics field of the coal mining face and the gateway in the seam left by the pillar support mining.The distribution of the 3D mechanics field,the features of the failure field and displacement variation law of the coal mining face seam and surro... |
| |
| Keywords: | seam left by pillar support mining 3D mechanics field numerical simulation |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
