分层综采是厚煤层采煤方法之一。
Slicing fully mechanized mining method is one of mining methods of thick seams.
煤层为高瓦斯、松软、易燃厚煤层。
传统的煤沉积模式难以解释其超厚煤层的成因。
Traditional coal depositional model can hardly explain the cause of this extra-thick coal seam.
本文介绍厚煤层分层开采存在主要问题和解决方法。
This text mainly introduces the main problem existing in the thick coal seam layering mining and the method to solve it.
综采放顶煤技术已成为厚煤层开采的高产高效采煤技术。
Fully mechanized caving mining has became mining technology of high output and efficiency in thick coal seam mining.
我的外壳通常会比我更大,因为厚煤层很难得到弹性过去。
I made the casing wider than I would normally because the thick seams are hard to get the elastic past.
厚—特厚煤层都与湖泊三角洲冲积平原大面积沼泽化有关。
The exceptionally thick coal beds are related to the largest swamped deltaic plain.
结合千秋煤矿实际情况,介绍了易自燃特厚煤层瓦斯综合治理技术。
Combining with the actual situation in Qianqiu coal mine, the technology for comprehensive gas treatment in spontaneously inflammable and specially thick coal seam is introduced.
具突出危险性的厚煤层采用综采放顶煤开采法对消突是有积极作用的。
Finally, the paper considers that the fully mechanized coal caving mining is helpful to control outburst hazard.
介绍了厚煤层回采巷道中锚网(索)支护的施工组织及应用效果分析。
The organization of construction and application result of metal net support in thick coal seam mining are introduced.
介绍了新安煤矿厚煤层综采跨石门回采的技术经验及取得的经济效果。
The technology experience of passing stone gate actual mining in combined mining thick coal seam and economic benefit in Xinan coal mine are introduced.
在含其它结核的薄煤层、普通薄煤层以及中厚、厚煤层同样可以采用。
The invention can be used for mining low coal seams containing other concretions, ordinary low coal seams, medium-thickness coal seams and high coal seams.
论述了缓倾斜、倾斜厚煤层采煤工艺及设备方案的合理选择过程、方法。
The selection process and approach on mining technology and equipment in gently inclined and inclined thick coal seam are discussed.
通过数值模拟分析,提示了厚煤层综放开采时顶煤运移和应力分布规律。
Through numerical simulation and analysis, the top coal movement and stress distribution in mechanized top caving mining of thick coal seam is revealed.
介绍了兖州矿区厚煤层开采回采工作面装备情况及生产管理方面的几点经验。
The paper states the equipment status in mining faces and experience of producing management in Yanzhou Coal mining area.
研究成果对我国厚煤层巷道布置以及高产高效矿井的高水平建设具有指导意义。
The study has the guidance meaning for entry arrangement in thick seams and high level building of high production and high efficiency.
采用锚网支护方式维护厚煤层放顶煤沿底回采巷道时,多数需要考虑锚索加固问题。
The bolting with wire mesh is commonly used actual mining roadway of the thick coal seam, and in some cases the cabling reinforcement should be considered.
介绍了国外厚煤层开采和安全技术的现状,及国内厚煤层开采技术在国际上的水平。
The paper states the present status of thick seam mining and safety technique in foreign country and technique level of that in China.
介绍了中厚煤层回采工艺的具体施工方法和效果,同时介绍了工作面支护参数的计算。
The concrete construction methods and effects of mining technology in the middle thick coal seam are introduced.
介绍了各种厚煤层采煤方法的优缺点,并结合王家岭矿井特点,选择了合适的采煤方法。
This paper introduces the advantages and disadvantages of each coal mining method in the thick seam, and connecting with the features of Wangjialing Mine, selects the appropriate coal mining method.
对陕西火石咀煤矿厚煤层放顶煤开采自然发火原因进行了分析,并提出了合理的防治措施。
The paper analyzes the causes of spontaneous ignition in caving mining in Shaanxi Huoshizui coal mine and puts forward reasonable prevention measures.
在大倾角中厚煤层推行走向短壁采煤方法,使用单体液压支柱,取得较好的技术经济效果。
The article introduces the shortwall mining method along strike in medium-thickness seam with great dip angle, which is based on individual hydraulic prop and has brought great economic effect.
介绍了鹤岗煤田的地质情况,煤层空间形态变化,岩性、岩相的分布规律和厚煤层聚积条件。
This paper introduces condition, coal seam form change, distribute law of rock nature and rock phase, thick coal seam collect conditim in Hegang coal filed.
80年代以来,我国的厚煤层综采放顶煤技术得到长足发展,并已取得显著的技术经济效益。
Since 1980's, the full-mechanized caving technology for thick seam in China was rapidly developed with a significant technical and economic benefit.
现有的大倾角厚煤层开采技术存在着一系列问题,从而导致煤矿回采率低,安全性差,成本高。
There are series problems exist in the existing thick seam mining technology with large dip Angle, thus cause low extraction rate, poor safety and high cost.
通过一次采全高和分层开采两个方案的比较计算,功定了适合东荣三矿厚煤层开采的最佳方案。
Through comparing calculation of two plan which are mining overall height in one times and shise mining, the optimum one suitake for thick coal seam mining in Dongrong No. 3 Coal Mine is determined.
研究了铜川矿务局下石节煤矿高瓦斯油气共生易自燃厚煤层巷道松动圈的范围,确定合理封孔长度。
Methods to define the laneways loose zone of thick coal seam with enriched gas and spontaneous combustion is studied in the article and define the rational the length of sealed borehole.
研究了铜川矿务局下石节煤矿高瓦斯油气共生易自燃厚煤层巷道松动圈的范围,确定合理封孔长度。
Methods to define the laneways loose zone of thick coal seam with enriched gas and spontaneous combustion is studied in the article and define the rational the length of sealed borehole.
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