smooth blasting

Design of Combination of Smooth Blasting and Double-wedge Cut for Roadway Excavation sublevel undercut caving method

双楔形掏槽方法和光面爆破技术的综合设计分段下部掏槽崩落开采

Theoretical calculation of air column length of charge structure for smooth blasting

光面爆破装药结构空气柱长度理论计算

Application of Cushioned Smooth Face Blasting Technology in Open-pit Mine

缓冲光面爆破技术在露天边坡中的应用

Smooth blasting of slope excavation would inevitably bring on damnification of slope remaining rock mass.

边坡开挖爆破必然造成边坡保留岩体的损伤.

Sonic wave velocity is tested and its law is analyzed. Results show that rock damage layer depth of eccentric decouple charge smooth blasting is coincided with 1.5 m.

结果表明，偏心不耦合装药爆破引起边坡岩体损伤层厚度均达到1.5m左右。

At present, in the design and construction of smooth blasting, considering few influence that main blast hole' first blast damage to rock of smooth blasting parameters.

目前，在光面爆破设计与施工中，均未考虑主爆孔先爆造成光爆层岩石损伤对光面爆破参数的影响。

Application and Development of the Smooth Blasting Technique for Permanent Ship-Locks Excavation in Threes Gorge

光面爆破在三峡永久船闸开挖中的应用与发展

On air cushioning effect in smooth blasting

论光面爆破中的空气缓冲作用

An Investigation of Mechanism of Smooth Blasting with Dynamic Photoelasticity

光面爆破机理的动光弹探讨

Analysis of Smooth Blasting for Damnification of Slope Remaining Rock Mass

光面爆破对边坡保留岩体损伤规律分析

Application of deep hole smooth blasting in mine shaft construction

深立井综合机械化施工技术的应用深孔光面爆破在立井施工中的应用

A study and application of smooth blasting technology in excavating finished slope at high stage

光面爆破技术在我矿高台段最终边坡中的应用

Through analyzing the distribution of loose rock, crack, pile-up rock nearby blasting region, the technical processing measures are put forward in accordance with the particularity to ensure subsequent work safe and smooth.

通过分析硐室爆破区松石、裂缝、堆积体的分布情况，提出相应的技术处理措施，保证后续工作安全顺利地进行。

In this paper, the effect of decoupling charge in smooth blasting on maximun tangential stress, relative strain amplitude, the peak value of kine-tic strain and the expansion of crack formed by blasting has been expounded.

文中叙述了不偶合装药在光面爆破中的作用，如对最大切向应力、相对应变幅值、动应变峰值和爆破裂隙扩展等的影响。

Smooth Blasting Technique with Large Diameter Bore Hole Used in Rock Excavation for High Slope

大孔径光面爆破技术在高边坡岩体开挖中的应用

Application of the horizontal smooth blasting of pneumatic drill to the excavation of protective layer of foundation surface of Permanent Ship Lock in Three Gorges Project

手风钻水平光面爆破在三峡永久船闸建基面保护层开挖中的应用

Rock Damnification by Smooth Blasting of Different Charge Structures

不同装药结构光面爆破对岩石的损伤研究

Smooth blasting construction in side slope of cutting at yishui expressway

宜水高速公路路堑边坡光面爆破施工

The comprehensive blasting technology which combines U kerf blasting with presplitting blasting and smooth blasting and millisecond delay blasting was studied.

研究了U型拉槽爆破与预裂爆破、光面爆破和毫秒延时爆破相结合的综合爆破技术；

The selection and test determination of smooth blasting parameters, layout of snubbers, charging structure, initiation device, tubing effect, blasting effect and its properties are involved.

其中涉及到光面爆破参数的选择与试验确定，掏槽眼的布置方式、装药结构、起爆手段、管道效应、爆破效果及特点。

The application of presplitting blasting and smooth blasting during construction of boundary line control

预裂爆破和光面爆破在边线控制施工中的应用

Detonating fuse will be used to detonate with interval charging for tunnel smooth blasting traditionally, it is more difficult to use detonator to detonate and propagate.

对于隧峒开挖光面爆破，如果采用孔内间隔装药，按传统方法须采用导爆索引爆，用雷管引爆，传爆是件较困难的事情。