Baste on the analysis of study contents and methods of coal faults, mechanic characteristics of rock mass in coal stratum and the theory of cause of fault formation were put forward.
本文在全面分析煤层断层研究内容、研究方法的基础上,提出加强煤系地层岩体力学性质研究、不断完善断层成因理论是煤层小断层成因预测的基础。
Therefore, study on the deformation and breakage law of upper and down floor of coal layer, the character of formation, each fault factor are the key problem for prevention the water inrush.
因此,对煤层顶底板的变形破坏规律、构造特征以及断层各要素的研究都是防治奥灰岩含水层突水的关键问题。
Yanma minefield, a block with large gas content, coal thickness variation in structure, is controlled by Fenghuangling Fault and Yuhe Fault.
演马井田是受凤凰岭断层和峪河断层控制的断块,瓦斯含量较高,构造煤厚变化大。
The interrelated control of the fault structure, structural coal and gas outburst is the result of a long term function in the geological history and present structural stress field.
断层构造、构造煤分布及其与瓦斯突出的这种相互控制作用是地史上和现今构造应力场长期作用的结构。
The result indicated that close Lizhuang fault, coal fork, and sandstone top board was sensitive geology factor influencing gas outburst of the mine.
结果表明,封闭性李庄断层、煤层分岔、砂岩顶板是该矿瓦斯突出的敏感地质指标。
The noice is a usual fault in the hydraulic system of coal machine, analyzing and solving this fault is good for the normal running of this system.
噪声是采煤机液压系统常见的故障之一,分别处理这一故障有利于采煤机正常运行。
When there is a fault in coal seam floor, the breakage depth will increase and the stress change will be more complicated.
当底板中含断层时其破坏深度增大,采前采后的应力变化也更为复杂。
The fault model tree is established, the algorithms and software of fault diagnosis rule acquirement of system key cell is analyzed and developed, and ware applied to coal mine practice.
建立了故障模型树;对关键故障征兆和故障规则获取算法及软件进行了分析与开发,并对煤矿进行了应用示范研究。
With the fault tree analysis method, the paper analyzes belt faults of the coal mining belt conveyor such as deviation, slipping, tear and breakage, focusing on the conveyor belt fire accident.
采用故障树分析法对煤矿井下带式输送机输送带的跑偏、打滑、撕裂、断带故障进行分析,重点对输送带着火事故进行分析。
This paper illustrates the successful practice of using caving coal process in complex geological conditions, such asi impact groud pressure, small fault, mining influence.
论述了在复杂地质条件地块(如冲击地压、小断层、受下伏煤层采动影响)采用放顶煤工艺的成功实践。
This paper considers comprehensively water source, water pressure, impedance water strata, and fault ectal factors to establish a ANN forecast model for water-inrush from coal floor.
本文综合考虑水源、水压、隔水层、断层等因素对煤层底板突水的影响,建立了煤层底板突水人工神经网络预测模型。
The phenomena of reverse folds nearby fault is a very important interfection factor by which to Judge faulted character and search for lost ledge coal bed.
断层附近的反牵引现象是正确判断断层性质、准确寻找断失盘煤层的一项非常重要的干扰因素。
The method and measure to detect the fault and coal seam in construction of No 12 mining area in the Chen Mine, Yongcheng is introduced.
介绍了在永城车集矿12采区工程施工中,如何解决井下探测断层与煤层的方法与措施。
The Permo Carboniferous coal bearing measures mainly occur in the fault depression of Luxi uplifted area and in Jiyang sag in Shandong.
石炭二叠纪含煤地层主要赋存于鲁西隆起区的一些断块坳陷区和济阳坳陷区。
The paper presents a coding method need for digital transmission fault control in coal mine production and safety monitoring system, and also gives a flow chart of practical program.
提出一种用于煤矿生产安全监测监控系统中数字传输差错控制的编码方法,并给出实用程序流程图。
This paper discusses a method of finding intersection line of fault and coal seam with analytic method on the conditions of same dip of fault and coal seam , and presents the application examples.
探讨了断层与煤层倾向相同条件下断煤交线的解析求法,并举出应用实例。
For example, Yansheng shaft in Jixi Coal Mine, the character of fault fold, structure stress and forming system are analyzed.
以鸡西煤田艳胜井田为例,对断块间褶曲特征、构造应力场及形成机理作初步分析。
The paper introduces the main contents and the method of the fuel analysis technique and puts forward the technical scheme for monitoring and fault diagnosis which is realized in coal mine machinery.
介绍了油料分析的主要内容和方法,提出了实现煤矿机械设备状态监测和故障诊断的技术方案。
Fault impact pressure is a dynamical phenomenon caused by coal mining, with fault abruptly dip offset, and stretch strain energy rapidly release.
断层冲击矿压是由于开采活动引起的断层突然相对错动、弹性应变能迅速释放的动力现象。
The poor geological conditions that the tunnel confronts include high-pressure water, coal seam, goaf, gas, Karst and fault.
隧道穿越不良地质有:高压力水、煤层、采空区、瓦斯、岩溶、断层等。
In the meantime, the inevitable relationship between the fault motion and the out-of-balance of the crust stress caused by underground coal extraction is analyzed.
同时,本文亦分析了断层活动与地下采煤造成地壳应力失衡的必然联系。
For continuous operation in the underground coal gasification process, the across fault should draw support from artificial auxiliary engineering.
介绍了煤炭地下气化过程中,气化面借助人工辅助工程,由断层一盘进入另一盘煤层连续气化的方法。
Gas, water, fire, dust, coal mine roof five kinds of typical accident fault tree diagram have been given by use of systems analysis from human, machine, environment, and management four elements.
运用系统分析方法从人、机、环境、管理四个要素出发给出瓦斯、水、火、煤尘、顶板五种煤矿典型事故的事故树图。
The purpose of most of the hydrogeological survey in coalfield is to prospect the water content of the industrial coal bed adjacent rock and the water content and permeability of main fault and so on.
大多煤田水文地质调查的任务是查明区内工业煤层围岩的赋水性、主要断层的含水及导水性等问题。
According to tectonic zonation, the coal basin mainly restricted by secondary fault depression of NE reflex arc, meanwhile secondary EW and NE composite convergence existed.
从总的区域构造分布看,含煤盆地沉积主要受北东向反射弧的次一级断裂坳陷所制约,同时也存在着次一级的东西向与北东向复合交汇控制特征。
When the strike of fault is not parallel with the measuring line in the gateway, the reconstruction image of fault in coal seam is clear.
当断层走向与巷道测线不平行时,煤层内断层重建图像清晰。
This paper briefly analyzed the common running fault of coal mining transformer. It also provides the methods that how to check the faults and how to solve the problem.
文章浅析煤矿主变压器常见的故障,日常故障巡查方法,以及如何排除故障。
This paper briefly analyzed the common running fault of coal mining transformer. It also provides the methods that how to check the faults and how to solve the problem.
文章浅析煤矿主变压器常见的故障,日常故障巡查方法,以及如何排除故障。
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