At last coal and gas outburst is predicted by using neural network.
然后,利用神经网络对煤与瓦斯突出作了预测。
Prediction of coal and gas outburst is an intricate task affected by many factors.
煤与瓦斯突出预测是一项复杂有难度的技术,受到很多因素的影响。
The prediction and forecasting of coal and gas outburst is a complicated and knotty problem.
煤与瓦斯突出预测预报是一个十分复杂而棘手的问题。
Hence, strata control theory can be used in gas extraction and control of coal and gas outburst.
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。
So search on coal and gas outburst prediction model for classification of great practical significance.
因此研究煤与瓦斯突出区域分类预测模型具有重大现实意义。
The geological structure forecasting is important work in prevention and cure of coal and gas outburst.
地质构造预测是防治煤与瓦斯突出的重点工作。
Coal and gas outburst is one of the most serious naturaldisasters to hamper the safety states during mining .
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。
The developing trend of coal and gas outburst forecasting theory is non-contact continuously dynamic space forecast.
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 coal and gas outburst became more and more dangerous along with the thickness of coal seam changing and increasing.
煤的厚度越大、煤厚变化程度越大的地区煤与瓦斯突出危险程度越大。
Coal and gas outburst affected by many complicated factors, which are uncertain ones and have randomness and fuzziness.
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。
As an example, the author has introduced a GES for the automatic judgement of coal and gas outburst and non-outburst mines.
作为实例,简要地介绍了煤与瓦斯突出与非突出的矿井自动识别专家系统。
The prediction of coal and gas outburst in Jinzhushan Mine was conducted with the use of BP network model in neural network.
应用神经网络中的BP网络模型对金竹山矿区煤与瓦斯突出进行了预测。
The paper firstly stated the present status and development tendency of coal and gas outburst prediction technology in China.
评述了我国煤与瓦斯突出预测技术现状及发展趋势,指出动态连续预测技术是有前途的。
Introduce the reasons of gas outburst, and expound the method of determining the relative parameters of coal and gas outburst.
介绍了井下瓦斯突出的原因,详细阐述了瓦斯突出的有关参数的确定方法。
It is indicated by domestic and overseas mining practice that the occurrence of coal and gas outburst distributes territorially.
国内外开采实践表明,煤与瓦斯突出的发生呈区域性分布。
Fuzzy comprehensive evaluation method was applied to build a fuzzy mathematic model to analyze mine coal and gas outburst hazard.
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。
The contributions have rade lets of literatures (both English and Chinese), the knowledge of coal and gas outburst is established .
本文通过大量阅读中外文献,了解了煤与瓦斯突出过程的特点;
Little faults in coal seam are important for coal and gas outburst prevention and control, and water outburst prevention and control.
煤层小断层对矿井煤与瓦斯突出及矿井突水防治具有重要的实际意义。
There are strict regulations in top-coal caving mining with hazard of coal and gas outburst. The main reason is the problem of safety.
煤与瓦斯突出危险煤层的放顶煤开采有严格的法规限制,限制主要是从安全上考虑的。
The electromagnetic radiation (EMR) technology can forecast coal or rock dynamic disaster, such as coal and gas outburst, rock burst etc.
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。
Coal and gas outburst is one of the major disaster accidents in coal mines, which is a serious threat to the coal mine production safety.
煤与瓦斯突出是煤矿重大灾害事故之一,严重威胁着煤矿的安全生产。
The research has great significance for gas exploration in coal bed, underground gasification of coal and prevention of coal and gas outburst.
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 effect rule and mechanism of gas on electromagnetic emission (EME) and the principle of predicting coal and gas outburst with EME were investigated.
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 varying tendency of coal temperature during the process of coal and gas outburst is analyzed in terms of theory and validated by laboratory testing.
从理论上分析了煤与瓦斯突出过程中温度的变化趋势,并在实验室对其进行了实验验证。
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。
There is a sign before coal and gas outburst-acoustic emission, but a lot of noise included in acoustic emission affects reliability of prediction severely.
煤与瓦斯突出前有征兆显现——煤体声发射,然而实际采样到的煤体声发射信号往往含有许多噪声,严重影响了预测可靠性。
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.
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。
It is concluded that GA-BP compound algorithm has improved the performance of ANN and good results nave bee obtained in coal and gas outburst intensity forecast.
该算法提高了网络性能,在煤与瓦斯突出强度预测中取得良好效果。
It is the key to cut through coal seam safely and economically in highway tunnel construction that the fatalness of coal and gas outburst is predicted accurately.
在公路隧道揭穿煤层的施工中,揭煤突危险性的正确预测是安全、经济地揭穿煤层的关键。
It is the key to cut through coal seam safely and economically in highway tunnel construction that the fatalness of coal and gas outburst is predicted accurately.
在公路隧道揭穿煤层的施工中,揭煤突危险性的正确预测是安全、经济地揭穿煤层的关键。
应用推荐