煤与瓦斯突出预测预报是一个十分复杂而棘手的问题。
The prediction and forecasting of coal and gas outburst is a complicated and knotty problem.
试验表明突出危险煤较非危险煤孔隙率大,强度小,且具有更大的瓦斯解吸速度。
Tests show that coal with larger porosity, lower strength and higher velocity of gas desorption is more dangerous in hazard of outburst.
煤与瓦斯突出是制约煤矿安全生产最为严重的自然灾害之一。
Coal and gas outburst is one of the most serious naturaldisasters to hamper the safety states during mining .
通过分析近距离保护层开采、水力掏槽法及边抽边掘技术防治煤与瓦斯突出原理及实践应用,从而有利于煤与瓦斯突出矿井选择合理有效的防突技术。
The paper researchs the principle of protective seam mining, hydraulic slotting method and executing-digging technology to avoid risk of coal-gas outburst, and its practices in coal mine.
而在中国煤电矛盾最突出的时刻,煤窑的生产事故也达到了顶峰。
And at the moment when the conflict between coal and power in China was the most serious, the number of industrial accidents of coal mines also reached a peak.
因此,可以利用岩层控制理论指导瓦斯抽采和预防煤与瓦斯突出的发生。
Hence, strata control theory can be used in gas extraction and control of coal and gas outburst.
为了对煤与瓦斯突出事故进行有效的预防与控制,笔者应用灰色系统理论中的灰色聚类评估方法,对矿井的煤与瓦斯突出进行了预测。
Grey cluster assessment of the grey system theory is used to predict the outburst of coal and gas in mine so as to have effective prevention and control on this kind of accident.
实例表明,集对分析方法能够较好地预测煤与瓦斯突出的可能性,是预测灰色系统的一种方便、合理的方法。
By a practical example, the set-pair method is good for forecasting coal-gas emerging, and it is a convenient and reasonable method of analyzing gray system.
训练好的神经网络、矿井煤与瓦斯突出指标数据库和其它程序绑定在一起组成了矿井突出危险等级评价系统。
Put the trained neural network, the indexes database of coal and gas outburst and other programs together constituted the system to evaluate the mine outburst dangerous grade.
非接触连续动态空间预测是未来煤与瓦斯突出预测理论的发展趋势。
The developing trend of coal and gas outburst forecasting theory is non-contact continuously dynamic space forecast.
该项研究对于探讨煤层甲烷开发、煤的地下气化以及煤与瓦斯突出具有重要意义。
The research has great significance for gas exploration in coal bed, underground gasification of coal and prevention of coal and gas outburst.
介绍了德国在煤与瓦斯突出危险的研究过程中,用计算方式求煤层瓦斯压力的方法,并对其结果进行了分析对比。
The paper describes the computation method of seam gas pressure in the research on gas and coal outburst in Germany. Analysis and comparison are made on the obtained results.
研究了突出危险源的形成、突出发动的条件,提出了预防煤与瓦斯突出需要重视的几个问题。
It makes research for the formation of danger source, conditions for outburst starting, presents several points for the prevention of coal and gas outburst.
研究了瓦斯对电磁辐射(eme)的影响规律及影响机制,对电磁辐射法预测煤与瓦斯突出原理进行了探讨。
The effect rule and mechanism of gas on electromagnetic emission (EME) and the principle of predicting coal and gas outburst with EME were investigated.
分析了坪湖煤矿历年来发生的煤与瓦斯突出事故的原因,有利于今后坪湖矿采取针对性的措施防治煤与瓦斯突出。
The authors have analysed the causes of coal and gas outburst accidents happened in the past years and put forward some countermeasures to prevent coal and gas outburst.
煤与瓦斯突出是发生在煤矿生产中的一种极其复杂的地质动力现象,是煤矿生产中最严重的灾害之一。
The coal and gas outburst is an extremely complex geological power phenomenon that occurs in the coal mine production, is one of most serious disasters in the coal mine production.
煤与瓦斯突出产生大量的煤与矸石和有毒的瓦斯气体,严重影响煤矿安全生产,给国家造成或大或小的经济损失。
Large amount of poisonous gas, coal and waste rocks badly influence the safe product for coal mine, and also cause the economic loss to our country.
煤与瓦斯突出是煤矿井下严重灾害之一,而抛出物是灾害发生的直接作用者。
Coal-gas outburst is one of the major disasters in coal mine, however, the thrown body is direct actor.
采用模糊综合评价方法建立模糊数学模型,对矿井煤与瓦斯突出危险性进行分析。
Fuzzy comprehensive evaluation method was applied to build a fuzzy mathematic model to analyze mine coal and gas outburst hazard.
煤与瓦斯突出影响因素复杂,是不确定性问题,即不仅具有随机性,又具有模糊性。
Coal and gas outburst affected by many complicated factors, which are uncertain ones and have randomness and fuzziness.
煤层瓦斯压力是决定煤层瓦斯含量的一个主要因素,也是煤与瓦斯突出危险性预测的一个重要参数。
The gas pressure is a main factor of deciding gas content in coal seam. It is an important parameter of the dangerous prediction for coal and gas outburst too.
对十二矿影响煤与瓦斯突出的井田地质构造、煤体结构、煤厚及其变化、煤层围岩等地质因素进行了分析。
The geologic factors which have effected on the well geologic structure, coal structure, coal thickness and its changes, coal seam surrounding rock and some other factors have been analysed.
介绍了煤与瓦斯突出预测专家系统实现的关键技术。
The key techniques to implement expert system for coal and gas outbursts prediction are introduced.
煤岩电磁辐射监测技术可以预测、预报矿井冲击地压和煤与瓦斯突出等煤岩动力灾害。
The electromagnetic radiation (EMR) technology can forecast coal or rock dynamic disaster, such as coal and gas outburst, rock burst etc.
试验结果表明:在轴压和围压固定的情况下,突出煤样的瓦斯渗透速度随着瓦斯压力的增大而增大。
The experimental results are as follows. The gas seepage velocity of outburst coal samples increase with the increase of gas pressure under fixed axial and confining pressures.
文章通过对某工作面的分析,尝试性地解释了矿压对工作面煤与瓦斯突出的部分机理,并提出几点防治建议。
Based on analysis of working face, we attempt to explain the mechanism of pressure on mine gas outburst face some, and suggest some prevention and cure Suggestions.
超前钻孔是煤与瓦斯突出矿井中煤巷掘进工作面的局部防突措施之一。
Advancing hole is one of local prevent outburst measure at coal road heading face in coal-and-gas outburst mine.
本文在多相介质力学的理论基础上,提出了煤体有限变形下煤与瓦斯突出的耦合失稳理论。
Based on the theory of multi-phase media continuum mechanics, the coupling instability theory of coal-methane outburst is proposed under finite deformation.
本文在多相介质力学的理论基础上,提出了煤体有限变形下煤与瓦斯突出的耦合失稳理论。
Based on the theory of multi-phase media continuum mechanics, the coupling instability theory of coal-methane outburst is proposed under finite deformation.
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