By a good number of experiments, the dynamic law of natural water imbibition injection and pressure-pulse water imbibition injection for Da'anzai low permeability fracturing reservior were obtained, which can provide theoretical and.
渗吸注水是低渗透裂缝性油藏注水开采的重要机理,合理的注水方式与注水参数对改善低渗透裂缝性油藏水驱开发效果具有指导意义。
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
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。
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。
Technology of separate layer water injection on inclined shaft in Nanpu Oilfield
南堡油田斜井分层注水技术研究
A new type separate layer water injection and testing technology was put forward to use in high angle deviated hole.
提出了一种新型的用于大斜度定向井的一级两段分层注水分层测试工艺技术,介绍了其工艺管柱的结构组成、工作原理及所研制的主要工具测试工作岗、空心配水器、水嘴芯子、Y241可洗井封隔器的结构组成。
The quality of layering water injection is up to stealing state of packer under layering water injection well in direct,and it influences on the effectiveness of water injection seriously in the oil field.
油田分层注水井井下封隔器的密封状态直接决定着分层注水的质量,严重影响油田注水开发效果。
Concrete actions include that conception design for initial production is made, local well pattern adjustment is carried out during stable production, layering water injection is conducted, well pattern is reconstructed at production decline period a.
高集油田是江苏油田西斜坡中部的一个中低渗的小断块油藏,针对其特点,在不同的开采阶段采取了不同的井网调整和挖潜措施,实施了初期开发概念设计、稳产过程中局部井网调整、分层注水、递减期井网重组和挖掘剩余油等具体做法,油田连续稳产6年,取得了较好的开发效果。
Application of Seam Infusion on 2326 Working Surface of Qiao'er Colliery
煤层注水在桥二煤矿2326面的应用
Technology of Gas Outburst Elimination,Gas and Coal Dust Management with Water Injection in Coal Seam at Coal Face in "Three Soft" Coal Seam
“三软”煤层采煤工作面煤层注水消突治理瓦斯、煤尘技术
Law of water seepage in water injection into coal seams and parameter determination
煤层注水中的水渗流规律及参数确定
The Foundational Research on Water Infusion for Longwall Top Coal Caving Face in Para-Anthracite Seam;
低级无烟煤综放工作面煤层注水基础研究
Development of Coal Seam Injection Water Flow Monitoring and Control Device
煤层注水流量监测监控装置的研制
Primary Study on the Effect of Gas Drainage on Coal Seam Water Infusion
瓦斯抽放对煤层注水效果的影响初探
Forecasting the Effect of Water Infusion for Coal Seam Based on BP Neural Network
基于BP网络的煤层注水效果的预测
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。
Reasonable Choice of Infusion Parameter in Coal Seam and the Analysis of Dust-p roof Effect;
煤层注水参数合理选择及防尘效果分析
Research and Practice of Water Injection Technology for Low Porosity Coal Seams in Deep Mines
深井低空隙率煤层注水技术研究与实践
Application of fault tree analysis in the analysis of effect factors of coal seam infusion
事故树原理在分析煤层注水影响因素中的应用
APPLICATION OF COALBED INJECTION AT WORKING FACE IN LOW-METHANE MINES
煤层注水技术在低瓦斯矿井综掘工作面的应用
Technology of coal seam Short-wall water injection to realize dustproof
开展煤层短壁注水 实现煤层综合防尘
A consolidating technology of pouring starch into bottom board to cut off water in coal pitJiaozuo coal industry group Fang-Zhuang coal mine;
井下煤层隔水底板注浆堵水加固技术
Study on Technology of Soft Coal Seam Rib Spalling Preventing by Water Infusion with Shallow Holes
松软煤层煤壁浅孔注水防片帮技术研究
Application of long-hole water injecting into coal seam at Changgouyu colliery
煤层长孔注水在长沟峪煤矿的试验研究
Application of High-pressure Water Injection in Coal Seam at Fully Mechanized Caving Face
煤层高压注水在综采放顶煤工作面的应用
PREDICTION OF QUANTITY OF WATER INRUSH FROM COAL SEAM FLOOR AND ITS REINFORCEMENT TECHNIQUE BY GROUTING
煤层底板突水水量预测及注浆改造技术
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