Coalandgasoutburst相关论文
Although a series of hypotheses have been proposed,the mechanism underlying coal and gas outburst remains unclear.Given ......
A study aimed at the coal seam group E and F in Pingdingshan mining area has been completed. This study is on the relati......
Carried on the one-dimensional analysis to the motion state of coal-gas flow in the outburst hole, and deduced the relat......
Research on prediction for coal and gas outburst based on Matlab neural network toolbox and its appl
In order to predict the danger of coal and gas outburst in mine coal layer correctly,on the basis of the VLBP and LMBP a......
Coal and gas outburst information system is based on Geographic Information System(GIS), with which the relation among m......
Analyzed the factors which affected the coal and gas outburst, then established the corresponding indicator system. Buil......
According to the different engineering mechanical states of top coal caving and normal stoping of gaseous loose thick co......
Effectiveness analysis of methane-drainage by deep-hole controlled pre-splitting blasting for preven
In the study of the application effectiveness of deep-hole controlled pre-splitting blasting technology, it was found th......
Based on the damage analysis of elliptical aperture, the mechanism of coal dam-age in the developing process of coal and......
The theory and method of extenics were applied to establish classical field mat-ter elements and segment field matter el......
According to the research results of motion parameters of coal-gas flow, ana-lyzed the formation mechanism of shock wave......
The danger degree evaluation of coal and gas outburst is mainly evaluating spot risk using the safety examination table ......
Based on the systematical analysis influence factors of coal and gas outburst,the main factors and their magnitude was d......
Coal and gas outburst is a transient but vigorous process of energy release.Studies in the field mainly focus on the law......
Coal and gas outbursts compromise two-phase gas-solid mixtures as they propagate as shock waves and flows from their sou......
This research reviewed the mechanics and gas desorption properties of intact coal,and tested the crushing work ratios of......
煤与瓦斯突出是煤体骨架与瓦斯压力构建的平衡状态遭外力破坏后突然大量喷出的一种动力现象,传统的预测方法不能连续预测预报,而煤......
介绍了利用无线电波坑道透视技术进行瓦斯突出煤体探测的物性前提及电磁波在由突出煤体和非突出煤体组成的瓦斯突出煤层中传播时的......
高空隙率、低透气性使构造煤能够保持较高的瓦斯压力；破碎性、“隔离”作用及“气垫”作用，使构造煤抵御外力作用的能力大大降低；构造......
通过对平顶山十二矿进行的煤与瓦斯突出区域预测研究 ,仔细分析了井田地质构造与突出的关系 .在该井田的构造复杂区 ,首次采用数学......
