1) greatinclined and multiple coal seams
大倾角多煤层
1.
The strip mining simulation of greatinclined and multiple coal seams with 3dimensions finite element method is researched.
对大倾角多煤层条带开采进行了三维有限元模拟研究,分析了地表沉降、煤柱应力与开采煤层数、煤层层间距、条采尺寸及相互位置、采出率、走向条带开采等的相互关系,指出了大倾角多煤层条带开采条采尺寸的确定方法,为工程实践提供了理论依据。
2) deep inclined seam
大倾角煤层
1.
Analysis on numerical simulation of bolt support for mining gateway in deep inclined seam;
大倾角煤层回采巷道锚杆支护的数值模拟分析
2.
Gateway and pillar top coal caving mining technology in deep inclined seam with thickness between 3.5 to 10m;
3·5~10m大倾角煤层巷柱式放顶煤开采技术
3) steep coal seam
大倾角煤层
1.
Based on the strata behaviors of steep coal seams, the forms of roof breakage and movement were studied.
根据大倾角煤层采场矿压显现特点 ,对采场顶板岩层的运动、破坏形式进行了研究 。
5) deeply inclined coal seams
大倾角煤层
1.
Coal mining method in the deeply inclined coal seams with hydraulic powered shield supports on single leg sustai;
大倾角煤层单腿支撑式柔性掩护支架采煤法
2.
Beside on the overall analysis roof accidents of deeply inclined coal seams in Huainan mining group company during the period of 1988~2002,the types,characteristics,causes and its prevention measures of roof accidents in deeply inclined coal seams were discusse
在对淮南矿业集团大倾角煤层工作面1988~2002年间发生的顶板伤亡事故分析研究的基础上,阐述了大倾角煤层采场顶板事故类型、特点、原因及其预防措施。
3.
Beside on the overall analysis roof accidents of deeply inclined coal seams in Huainan mining group company during the period of 1988-2002,the types,characteristics,causes and its prevention measures of roof accidents in deeply inclined coal seams were discusse
在对淮南矿业集团大倾角煤层工作面1988-2002年间发生的顶板伤亡事故分析研究的基础上,阐述了大倾角煤层采场顶板事故类型、特点、原因及其预防措施。
6) Steeply dipping seam
大倾角煤层
1.
Dynamic equation of system "roof(R)-support(S)-floor(F)" in steeply dipping seam mining;
大倾角煤层开采“顶板-支护-底板”系统的动力学方程
2.
Dynamic model and stability of system "roof-support-floor" in steeply dipping seam mining;
大倾角煤层开采“顶板-支护-底板”系统稳定性及动力学模型
3.
The steeply dipping seam refers to the coal seam that the declining angle is between 35°and 55°.
大倾角煤层是指煤层倾角在35°~55°之间的煤层,村庄下大倾角煤层条带开采煤柱尺寸的合理留设问题是条带开采研究领域中的一个重要组成部分。
补充资料:大倾角输送机
分子式:
CAS号:
性质:压带式输送机的新机型。倾角可达60°,输送能力大。大倾角输送机由承载输送带及铺在其上的覆盖输送带组成,类似压带式输送机。承载输送带支承在比较密集的彼此间隙小的槽形托辊上;覆盖输送带也通过比较密集的完全均匀的压滚轻轻地压在被输送的物料上。用于深位露天矿山矿物的输送。
CAS号:
性质:压带式输送机的新机型。倾角可达60°,输送能力大。大倾角输送机由承载输送带及铺在其上的覆盖输送带组成,类似压带式输送机。承载输送带支承在比较密集的彼此间隙小的槽形托辊上;覆盖输送带也通过比较密集的完全均匀的压滚轻轻地压在被输送的物料上。用于深位露天矿山矿物的输送。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条