Two models for output of mechanized coal face are constructed with Markovian theory.
利用马尔可夫理论,构造了两个机采工作面产量的模拟模型。
Now the sensor has been successfully used to monitor the working condition of supports at fully mechanized coal face with good results.
目前该传感器已成功地用于综采支架工况监测,使用效果良好。
This paper introduces the methods and measures of the adjustment of support tilt caused by ultrahigh mining in fully mechanized coal face.
本文介绍了综采工作面回采超高时倾斜歪倒支架调整的方法及措施。
The writers, using the theory and method of Management Information systems (MIS), designed and realized a MIS of production facilies in a fully mechanized coal face.
运用管理信息系统的理论、方法,设计并实现综采工作面生产设备管理信息系统。
The fast loading technology with the support loading station is successfully applied in the support withdrawing at the fully mechanized coal face in Xinyao Coal Mine.
新窑煤矿在综采工作面支架回撤中成功应用支架装车站快速装车技术,解决了综采工作面搬迁中支架装车速度慢、安全隐患多的问题。
The large fully mechanized coal face equipment, moving down side is more complicated, the general requirements of the rule face shape is conducive to synergy and have the advantage.
综采工作面设备大、搬家倒面较为复杂,一般要求工作面为规则形状,有利于发挥综机的优势。
This paper discusses a range of fully mechanized coal face to face through the long range, as well as increase its production line to install the system and procedure of implementation.
论述了不等长综采工作面通过不等长面对接,以及增加与其相适应的生产安装系统和实施办法。
In the light of analogue test in laboratory, the stability of roof of fully mechanized working face with top coal caving is studied during withdrawing support at stop line.
通过实验室相似模拟试验,对综放面收尾撤架空间的顶板稳定性进行了研究。
Stability control of the head faces top-coal is one of the key techniques of realizing high production and high efficiency to coal mining in fully mechanized top-coal caving face.
大倾角松软煤层综放面实现高产高效的关键之一是端面顶煤稳定性控制。
In early application of fully mechanized top coal mining, Spontaneous fire took place when the backout of fully mechanized top coal caving face was stopped mining.
在应用综放开采的初期,每当综放工作面停采回撤时,就会发生自燃发火。
Coal dust distribution pattern in fully-mechanized face is analysed, the measures and effect to control dust are expounded.
分析综采工作面的煤尘分布规律,阐述了治理粉尘的对策及效果。
The adjustment of parameters of the fuzzy PID controller is the key to the application of the fuzzy PID controller in Full-mechanized working Face of Coal mine.
模糊pid控制器在综放工作面中的应用的关键是模糊控制器的各个参数的整定。
Nitrogen injection to the gob with buried pipes is used in 7235 full-mechanized caving mining face in Xuzhuang Colliery to prevent the left coal oxidizing and self-igniting.
介绍了徐庄煤矿7235综放面开采中,采用埋管注氮方式向采空区注氮,防止采空区遗煤氧化自燃。
This article introduces the comprehensive mechanized caving process and its technological measures for partially deep inclined sectors in 7113 working face of Xuchong coal mine.
介绍了许疃煤矿7113工作面局部大倾角地段的综采工艺及技术措施。
In the research field of mining coal, it is a new research direction that three-dimensional graph technology is applied to simulate the production process of fully mechanized coal caving face.
运用三维图形技术模拟综采工作面生产过程是煤炭开采研究领域的一个新方向。
The gob-side entry driving in the fully-mechanized coal winning face can be protected successfully by using the anchored cable and rod supporting system.
采用锚杆、锚索支护系统成功地维护了综放沿空掘巷,保证了综放面顺利回采。
DSJ series extensible belt conveyor is used to fully mechanized coal mining working face road transportation, and common coal face road transportation and drifting transportation system.
DS J系列可伸缩带式输送机主要用于综合机械化采煤工作面的顺槽运输,也可用于一般采煤工作面的顺槽运输和巷道掘进运输系统。
The improved conveyer has a high reliability proved practically, obtains good economic returns and social benefits used with corollary equipments of the full-mechanized caving coal working face.
实践证明改进后的输送机可靠性高,与综放设备配套使用,取得了较好的经济效益和社会效益。
In this paper, the methane emitted from three sources, i. e. from the goaf, the coal face and the broken coal, into a mechanized longwall face is analyzed.
本文对综合机械化采煤工作面的三种沼气源的涌出进行了分析。
Hydraulic support is the key equipment of the synthetically mechanized coal mining, the dynamic performance impacts on the reliability and safety of the whole mechanized working face.
液压支架作为综合机械化采煤关键设备,其动态性能的好坏直接影响着整个综采工作面的可靠性及安全性。
Fully-mechanized Coal Winning is difficult in the production with complex working face.
综合机械化开采对构造复杂工作面生产具有较高的要求。
This paper introduces the base demand of back and forth conveyors in fully mechanized top coal caving work face, and introduces how to decide involved size;
介绍了在综采放顶煤工艺条件下,对工作面前、后部输送机的基本要求与有关配套尺寸的确定方法;
The slope adjustment mining are analyzed. The production experience of reducing frequency of fully mechanized mining coal work-face removing is provided.
通过对综采工作面调斜回采的总结分析,为综采工作面减少搬家次数及转采提供了借鉴经验。
When long wall mining to the dip in fully-mechanized coal winning working face is inclined area, we may can't use existing drift draw off water.
当倾斜长壁开采的综放工作面初采范围处于向斜构造区,造成初采放水无法利用已有巷道形成自流放水,必须考虑动力排水或其他的放水方式。
It was succeeded in practical application. It is an useful exploration for the roadway stability control of fully-mechanized top-coal caving long-wall face in soft and thick coal seam.
并成功进行了实践应用,为进一步完善松软厚煤层长壁综放工作面顺槽稳定性控制理论技术体系进行了有益探索。
Lengthening the width of isolated fully mechanized top coal caving face would reduce the abutment pressures for both wide and small coal pillars, and the coal pillar width could be reduced.
加长孤岛综放工作面长度,护巷大煤柱和小煤柱的支承压力均减小,可以减小护巷煤柱宽度。
The design of South Tsui million tons of coal mines with an annual output of 0.743 fully mechanized top coal caving mining face design.
现设计南家咀煤矿年产0.743百万吨煤综采放顶煤回采工作面设计。
The research results have been applied successfully in the no. 8105 fully mechanized face with sub-level caving of Yanjiahe Coal Mine, and satisfactory technical and economic effects are achieved.
研究成果在燕家河煤矿8105综放面成功应用,并取得了满意的技术经济效益。
This paper analyzes the roof leakage accidents at the end of fully-mechanized face in Wangcun Coal Mine, and advances some measures for preventing roof leakage.
对煤矿冒顶事故发生的原因进行了详细的分析,提出了防止煤矿冒顶事故的具体防范措施,结果表明该措施是合理的。
This paper analyzes the roof leakage accidents at the end of fully-mechanized face in Wangcun Coal Mine, and advances some measures for preventing roof leakage.
对煤矿冒顶事故发生的原因进行了详细的分析,提出了防止煤矿冒顶事故的具体防范措施,结果表明该措施是合理的。
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