煤巷掘进

煤巷掘进过程中粉尘浓度分布规律的数值模拟

Numerical simulation of distribution regularities of dust concentration during the ventilation process of coal roadway driving

煤巷掘进一直是影响和制约突出矿井采掘正常接替的“瓶颈”问题。

The coal roadway driving is a " bottleneck " problem of influencing and restricting the normal replacement of mining and driving in the outburst mines .

计算了煤巷掘进工作面瓦斯涌出量的Hurst指数，其Hurst指数都小于0.5，表明具有更强的突变性。

The Hurst exponent of gas emission from the working face is calculated . Its results are less than 0.5 , which are indicated that it has strong chop characteristic of coal and gas outburst .

介绍了EBZ-55悬臂式煤巷掘进机存在的主要问题、改进措施、改后的效果及提高综掘单进水平的注意事项。

The authors has introduced the existing problems of EBZ-55 boom tunnelling machine and proposed its alteration measures to increase the rate of complex driving .

将ZCY-45型全液压侧卸式装岩机应用到煤巷掘进中，通过对其技术特征、使用优点、性能完善的介绍，阐述了ZCY-45型侧卸式装岩机在煤巷掘进中的可行性。

After introducing its technical features , application advantages and perfect performances , the author illustrates the availability of type ZCY-45 side dumping rock loader in coal road tunneling .

煤巷掘进施工工艺变革的实践

The Practices of the Construction Technology Transform of Coal Road Tunneling

悬臂式煤巷掘进机截齿装设角度的分析

Analysis on the Installation-Angle of the Cantilever-Style Coal Mine Dibbling Cutting-Gear

高地应力煤巷掘进梯形支架优化设计

The Optimal Design on Trapezoidal Support in High Crustal Stress Tunneling

煤巷掘进设备发展状况与对策

State of Art and Strategy or In-Seam Roadway Excavation Equipment Development

可供煤巷掘进机的设计和研究人员参考。

And these can offer a reference to the designer .

煤巷掘进水力掏槽防治煤与瓦斯突出技术

Hydraulic slotting technology to prevent coal and gas outburst during heading excavation

含瓦斯煤巷掘进超深孔松动卸压爆破技术

Loose relieving shot technology of ultra-deep hole in gas logged coal road proving

深井煤巷掘进冲击地压与瓦斯突出综合防治技术

Comprehensive Prevention Technology on Rock Burst and Gas Outburst in Deep Well Driving

煤巷掘进工作面煤与瓦斯突出机理探讨

Study on Mechanism of coal and gas outburst in in - seam Drivage

轻型钻掘机在三软煤层煤巷掘进中的应用

Light Drills Digs " Three soft " Coal Bed Coal Lane Tunneling Application

煤巷掘进毫秒延期全断面一次爆破反向起爆技术的研究

Research into the indirect Priming by Millisecond Delay Full-face Blasting in Coal Road Driving

三小爆破技术在煤巷掘进中的应用

The Application of the Blasting Technique " Three Smallness " in Coal Mine Tunneling

高瓦斯矿井煤巷掘进防突技术

High Gas Mine Coal Lane Tunnel and Defend the Technology of Dashing for Ward

煤巷掘进机和采煤机新型振动截割机构的结构设计

Design to the Structure of New Type Vibration Cutting Mechanism of Roadheader and Shearer

突出煤巷掘进水力掏槽工艺技术研究

Research on hydraulic cutting technology for seam gateway with coal and gas outburst in potential

介绍了煤巷掘进工作面局部通风管理方法及管理经验。

The paper intrtroduced some partial ventilation management methods at driving face in coal tunnel .

关于钻孔瓦斯涌出初速度法预测煤巷掘进工作面突出危险性的探讨

Research of predicting coal and gas outbursts in coal mines using drilling hole gas emission rate

煤巷掘进工作面水力挤出措施防突机理

Protection against outburst mechanism of hydraulic extrusion measure in the front of coal road heading face

煤巷掘进工作面中高压注水措施消突机理研究

Study of elimination outburst mechanism of middle-high pressure injecting water measure in coal mine drilling working face

煤巷掘进过程中煤与瓦斯突出机理的研究

The Study on the Mechanism of the Outburst of Coal and Gas in the Process of Drivage

煤巷掘进局部通风机3路供电方式的探索

Research on the 3 Lines Power Supply Method for Fan of Local Ventilation at Coal Drift Driving

在井下煤巷掘进中，时常会遇到煤层变薄或分叉。

During coal drift driving , squeezing and splitting coal seams will be encountered now and then .

小直径炮眼小直径药卷在煤巷掘进中的应用

Application of minor diameter blasting hole and minor diameter explosive to tunneling blasting in coal LITTLE STONE

煤巷掘进瓦斯探放技术煤矿巷道风速测量试验系统设计

Technology of Searching and Releasing Gas in Coal Tunneling Design of Wind Speed Measurement System in Coal Lane

煤巷掘进工作面瓦斯突出预测敏感指标及合理临界值确定是解决上述问题的重要途径之一。

It is one of the solutions that adopting sensitive gas outburst prediction indexes and rational critical values .