high rock slope
巖石高边坡
2026-04-13 09:50 浏览次数 19
巖石高边坡
using fem software abaqus and strength reduction method, we numerically simulated the excavation process of a high rock slope of a hydropower project and analyzed its stability.
利用abaqus有限元程序,结合强度折减法,对某水电工程的巖质高陡边坡开挖过程进行数值模拟及稳定分析。
through failure region and failure extent in the simulations, the stability of high rock slope is studied. consequently, possible failure of two deeply mining plans is evaluated.
以模拟结果的破坏区域和破坏程度来评价边坡的稳定性,从而评价两种开采方案可能形成的破坏情况。
the stability of high rock slope is one of important issues during construction period of a hydropower station, which is related to success of project.
巖石高边坡稳定性是水电站建设能否顺利进行的关键问题之一。
taking the influence of blasting loosening and unloading into account, the feedback analysis model of the high rock slope stability is established.
建立了巖石高边坡分步开挖稳定性反馈分析模型,分析过程中考虑了巖体爆破松动及卸荷的影响。
the hydropower station is the key project in the cascade development in the middle and lowers of lancang river, with complex geological condition of high rock slope at the intake.
某水电站是澜沧江中、下游梯级开发的关键工程,其进水口高边坡地质条件复杂。
unload and unloading zones of high rock slope are familiar phenomenon in southwest area of china, which influence stability of rock slope and other rock-engineering problem.
边坡卸荷及其卸荷带是西南地区高边坡一种常见的现象,对巖石边坡稳定性及其它巖石工程问题有重要的影响。
because of complex geological structure, the deformation failure mechanism and instability mode of high rock slope are usually very complicated.
由于具有复杂的地质结构,巖石高边坡的变形破坏机制和失稳模式非常复杂。
comparing the limit equilibrium method and fem used in this text, it shows that combining the two methods in analyzing the complicated high rock slope is reasonable and practical.
结果表明:在复杂的巖质高边坡的稳定分析中,利用传统极限平衡法对巖质边坡分析的同时,利用有限元法计算分析作为参考将有利于综合评价边坡的稳定性。
the results also show that if only one side filling and emptying system beneath the high rock slope is operated, the stresses under external water pressure would be serious.
并指出,若是高边坡一侧的单输水系统方案,则输水廊道墻在外水压下的应力,将可能达到严重的程度。
the application of ms-delay pre-splitting blasting and ms-delay close-drilling pre-splitting blasting in the high rock slope excavation for cmict dock was introduced.
介绍了微差预裂爆破和微差密孔预裂爆破在cmict码头高边坡开挖工程中的应用。
most of high rock slope are excavated by blasting.
爆破是目前巖石边坡开挖的主要方法。
there are all have the high rock slope in railroad, traffic, water conservancy, and mine etc. basic engineering construction region.
在铁路、交通、水利水电、矿山等基本建设工程领域,均存在大量高陡巖质边坡。
finally, in terms of evolution characteristics of slope, it is pointed out that the stability of high rock slope is the problem of deformation stability, as well as the problem of strength stability.
最后,从巖石高边坡发育演化的过程特性出发,提出巖石高边坡稳定性不仅是一个强度稳定性问题,更是一个变形稳定性问题;
the dynamic response of high rock slope containing fault under the action of blasting seismic wave is studied.
研究了含断层高边坡在爆破地震波作用下的动力响应特性。
the paper studies potential sliding surface of high rock slope using comprehensive analysis method integrated with an engineering case.
该文结合工程实例,综合分析研究了巖质高边坡的潜在滑动面。
the partial dynamic stability of high rock slope containing faults under the action of blasting vibration is evaluated.
研究了含断层巖石高边坡在爆破震动作用下的局部动力稳定性。
based on above-mentioned results, a numerical model of the high rock slope in left bank is built with flac3d; and the joints and faults are modeled with low-strength material.
在此基础上,充分利用flac3d软件模拟边坡开挖变形的强大功能,分析边坡在开挖过程中可能的变形失稳模式。
the stability of high rock slope has a direct impact on the smooth construction of a hydropower station.
巖质高边坡的稳定性直接影响到水电站建设的顺利进行。
based on the discontinuous deformation analysis(dda), the stability of the high rock slope behind the power house of jiudianxia hydroelectric station was studied.
应用非连续变形分析(dda)对九甸峡水电站厂房高巖体高边坡进行了稳定性分析研究,建立了dda块体系统分析模型。
based on the analyzing relationship between the level of reservoir water and stability of bank, the mechanism of deformation of a high rock slope in an intake of flood-discharge tunnel is analyzed.
在分析库水位变化与岸坡稳定性的一般规律的基础上,对某水库泄洪洞进口高边坡变形机理进行分析。