然后利用数值模拟软件中的弹塑性模型和流变模型及概率积分法开展煤层开采对西淝河左大堤安全的影响评价。
The impacts on the security of Xifeihe River left embankment under coal mining are evaluated with elastoplastic model, two-exponent rheological model and probability integral method.
本文利用UDEC3.0软件对近距离上保护层开采导致的覆岩移动及裂隙发育过程进行数值模拟。
Numerical simulation was conducted using UDEC3.0 for the movement of overlaying strata and fracture development caused by the mining of upper protective layers of coal seams with close quarters.
通过数值模拟优化、热力开采设计及相应的采油工艺配套设计，确定了合理开发对策，取得了较好开发效果。
Through optimization of numerical simulation, thermal recovery design and corresponding oil recovery technology, the reasonable development policy is determined and some good results have been gained.
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