gas emission

Forecasting of Gas Emissions Based on GM(1,1) and Realizing It by Computer;

基于GM(1,1)模型的瓦斯涌出量预测及其计算机实现

Relationship between selection of coal mining technology and prevention of gas emission and coal spontaneous combustion;

回采技术选择与瓦斯涌出及煤自燃防治关系

The preventive measure for the gas emission and law;

瓦斯涌出规律及综合防治措施

The feature of methane emission can be found by analysing methane headstream.

大采长综放工作面单位时间内瓦斯涌出量增大,经常造成工作面回风隅角和回风巷瓦斯质量浓度超限。

The characters of methane emission at the working face No.

分析了沙曲矿14201工作面的瓦斯涌出特点,对倾斜高抽巷治理瓦斯的工艺技术参数进行了优化,观测了高抽巷治理瓦斯的效果。

In this paper,the leading infection zones was reviewed and determined,and the result can provide evidence for enhancing pressure releasing methane drainage and methane emission-control at working face of coal mining.

通过对工作面回采期间超前影响带的考察确定,为工作面加强卸压抽放治理瓦斯涌出问题提供依据。

The gas discharge volume of Daxing Coal Mine Sv712 fully mechanized face during working time had reached 120 m3/min.

大兴煤矿Sv712综采工作面回采期间绝对瓦斯涌出量曾高达120m3/min,通过分析回采期间瓦斯的来源,采取回顺外错式平位尾巷内打钻、地面垂直钻孔、采空区埋管、顶板瓦斯道等抽放瓦斯方法,同时合理调整配风量等综合治理瓦斯措施,取得了较理想的效果。

Excavation speed was often effected because of gas rapid discharging after firing gas discharge went beyond the limit,and hidden danger was formed.

严重突出地区煤巷掘进,采取超前排放钻孔等防突措施后,掘进期间瓦斯涌出量大、易超限,影响掘进速度和施工安全。

Research on determination of chaotic characteristics of gas gush based on time series in excavation working face of coal mine;

矿井掘进工作面瓦斯涌出混沌特性判别研究

Complexity and measurement of complex degree of gas gush in heading faces of coal mine;

回采工作面瓦斯涌出的复杂性及其度量

Aimed at the gas gush change law of every construction craft in the blasting driving face,the appropriate measure is adopted for gas comprehensive management.

针对炮掘工作面各施工工艺瓦斯涌出的变化规律,采取了相应的应对措施进行综合治理,取得了良好的效果,为掘进面的安全掘进提供了有力支撑。

The influencing factor analysis to gas gushing on Ⅱ-1 mining district in Luling Coal Mine;

芦岭矿Ⅱ一采区瓦斯涌出影响因素及其特征分析

Rationality about the ventilation in the working face of coal mine,validity about the prevention and cure measure of gas disaster and security about high production are directly influenced by the gas gush in the heading faces of coal mine,Therefore,this paper analyzes the characteristics of gas gushing in heading faces of coal mine and studies the problem in protecting from gas accidents.

回采工作面瓦斯涌出直接影响着工作面通风的合理性、瓦斯灾害防治措施的有效性和高效生产的安全性。

Research on unascertained clusters on the gas emission of the working face;

矿井工作面瓦斯涌出量的未确知聚类研究

Research on the prediction of gas emission in working face based on neural network;

工作面瓦斯涌出量的神经网络模型预测研究

Stepwise regression method for predicting gas emission from coal faces

采煤工作面瓦斯涌出量预测逐步回归方法

Prediction on Gas Emission and Gas Drainage base on Elevation

根据标高预测瓦斯涌出量和瓦斯抽放

The Study of the Prediction of the Amount of the GAS Emission and Its Influencing Factors in Liyazhuang Coal Mine;

李雅庄煤矿瓦斯涌出量预测及瓦斯涌出影响因素的研究

The Law of Gas Emission for the Full-Mechanized Mining Working Face and the Prediction of the Gas Emission Quantity;

综采工作面的瓦斯涌出规律及瓦斯涌出量的预测

Probability Study on Gas Pour and Gas Flow Forecast;

矿井瓦斯涌出及瓦斯流动预测的统计研究

Study on Width of Gas Drainage Zone in Coal Roadway Based on Gas Emission

基于瓦斯涌出量的煤巷瓦斯排放带宽度研究

Application of Gas Geology Qualification Technology in the Prediction of Gas Emission

瓦斯地质量化技术在瓦斯涌出预测中应用

Research on Control Ventilation Leakage and Gas Emission at High Gassy Isolated Face

高瓦斯孤岛工作面漏风及瓦斯涌出控制研究

Study on Gas Emission Regularity before Outburst in Heading Face

掘进工作面突出前瓦斯涌出规律研究

The Research and Application of Forecasting Working Face Gas Emission;

工作面瓦斯涌出量预测的研究与应用

Research on Gas Emission Law in Coal Road Heading Face of Driving;

煤巷掘进工作面瓦斯涌出规律的研究

Research on Prediction Technology of Gas Emission in Zhaoguan Mine

赵官煤矿瓦斯涌出量的预测技术研究

Gas Emission Forecast Based on Wavelet Transform and Genetic-Least Square Support Vector Machine

基于WT与GALSSVM的瓦斯涌出量预测

Simulation of working face gas emission based on LBM

基于LBM工作面瓦斯涌出仿真实现

Chaos Forecasting of Gas Emission Based on Improved CC Method

基于改进CC方法的瓦斯涌出混沌预测

Forecasting Amount of Gas Emission Using Gaussian Process Machine Learning Model

瓦斯涌出量预测的高斯过程机器学习模型

Study on the Gas Emission Quantity Prediction and the Gas Migeration Law of the Fully-Mechanized Face

综采工作面瓦斯涌出量的预测及瓦斯运移规律的研究

Introduce the gas outburst prediction technique by using gas abnormal effusing when gas outburst is gestating.

介绍了瓦斯突出孕育过程中瓦斯涌出异常特征，结合计算机软件进行瓦斯突出预报。

The mathematical mold is more closed to actual gas emission .

其数学模型更接近瓦斯涌出的实际情况。