1) coal injection
煤体注水
1.
The difference in wettability of flat ditch coal 16# was studied,and elninor and sodium dodecyllbenzenesulfonic acid and two kinds of surfactants were added to improve its coal wetting in order to enhance the effect of coal injection.
煤体注水的好处很多,但是不同煤质会对注水造成不同的影响。
2) coal body moves to press to note water
煤体动压注水
3) coal seam water injection
煤层注水
1.
Determination of the scheme and parameters of coal seam water injection in large-scale full-mechanized caving;
大型化综放开采煤层注水方案及参数确定
2.
Physicochemical properties of magnetized water are analyzed and the mechanism of coal seam injection of magnetized water is studied by theoretical analysis in order to increase effect of coal seam water injection in this paper.
为了提高煤层注水的效果,采用理论分析的方法,研究了磁化水的理化特性和进行煤层注水时的增注机制。
3.
Based on the results of the experiments in Yaoqiao Coal Mine and the data obtained in laboratory, the water injection properties of coal seam are determined, the suitable method and parameters of coal seam water injection designed, and the opimum concentration of wetters is achieved.
本文以大屯姚桥矿七号煤层为对象,以井下试验(煤层透水性试验、注水试验)结果和实验室测定数据为依据,分别就煤层注水性能评价、注水参数设计、注水效果考察、湿润剂浓度确定等问题进行了探讨。
4) coal seam water infusion
煤层注水
1.
This paper has made an analysis of the dynamics and the course of coal seam water infusion with the purpose to decrease the dust in the coal mine production.
分析了煤层注水过程中水在煤体中的运动动力和过程 ,用界面化学理论分析了煤体表面的润湿过程 ,得出了煤体能够自行润湿的条件 ,即润湿过程的润湿功必须为正 ,同时得出了各种润湿过程的判断依据。
2.
Guided by the thought of object-oriented, the traits of coal seam water infusion were analyzed.
以面向对象的设计思想为指导 ,分析了煤层注水参数设计的特点 ,通过对系统结构和功能的分析 ,在VC ++环境下 ,实现了对系统的设计。
3.
But coal seam water infusion is a non-linear problem with extremely complexity,and it can hardly be solved by traditional mathematical methods because it is influenced by many factors.
科学评价煤层注水难易程度,既是判定煤层是否可注及可注效果,也是确定煤层注水方式和工艺参数的重要依据。
5) seam water injection
煤层注水
1.
The seam water injection is an effective measure to control coal dust concentration.
煤层注水是降低矿井粉尘浓度的有效措施之一。
2.
In order to reduce the dust density of the fully mechanized coal mining face and base on the analysis of the seam water injection and dust-proof mechanism,the paper provided the combined seam water injection method and introduced the method to set up the water injection parameters.
为了降低综采工作面粉尘浓度,基于煤层注水及防尘机理进行分析基础上,提出混合式煤层注水方式,并介绍了注水参数的确定方法。
6) water injection
煤层注水
1.
This research can be applied as a theoretical basis for the water injection in dust controls.
实验观测了各种煤样的吸水和失水速度,分析了吸、失水速度随时间变化的规律及其与孔隙分维数的相关性,建立了吸、失水速度随孔隙分维数和最大孔隙直径变化的回归方程,为煤层注水提供了必要的理论基础。
补充资料：冲击波超压与动压