1) rate of gas permeability
瓦斯渗透率
2) Gaussian permeability distribution
高斯渗透率分布
3) gas seepage
瓦斯渗流
1.
Study on the principle of gas seepage in the wall of drainage roadway;
抽放巷道煤壁瓦斯渗流规律的研究
2.
Mining Field Pressure and Coalbed Gas Seepage Solid-Gas Coupled Study in the Condition of Composite Key Stratum
复合关键层下采场压力及煤层瓦斯渗流耦合规律研究
3.
What’s more, based on the theory of the nonlinear gas seepage and geophysical field effect gas flow, how the HPWJ affects the law of the gas seepage is shown.
通过研究高压脉冲水射流对煤体的动态损伤作用,分析了高压脉冲水射流对煤体裂隙场的演化特性和煤层透气性的影响;根据非线性瓦斯渗流理论以及地球物理场效应瓦斯流动理论研究了高压脉冲水射流冲击及振荡效应对煤体内瓦斯流动规律的影响;研发了高压脉冲水射流切缝系统装置和施工工艺,并结合流体力学、渗流力学等理论分析确定了高压脉冲水射流切割煤体时主要水力参数,并进行现场试验。
4) Hassler type permeameter
哈斯勒式渗透率仪
5) seepage field of gas
瓦斯渗流场
6) low permeability
低渗透率
1.
In block A in Erlian oilfield the interpretation result indicates that some reservoirs with low porosity and low permeability have poor oil & gas reserve,but have high production capability after being fractured.
针对二连油田A区低孔隙度低渗透率储层解释结论低而压裂试油高产的现象,经过岩石孔隙分析,对于与压裂后产液量有关的参数进行精选、简化,最终确定了由次生孔隙度、孔隙结构系数、总孔隙度等重要储层参数进行统计分析及低孔隙度低渗透率储层产能预测,归纳出适合A区的压裂后产能预测方程;首次对该类储层进行储层压裂后产液量预测,在二连油田应用中见到了较好的效果。
2.
Considering the characteristics of low porosity and low permeability in the depression, effective evaluation methods for shale volume, porosity, medium diameter of particle, oil saturation and permeability are presented using Artificial Neural Network technique combined with con.
针对本地区低孔隙度低渗透率的特点 ,采用人工神经网络等新的理论 ,并结合常规方法提出行之有效的储层泥质含量、孔隙度、粒度中值、饱和度以及渗透率的计算评价方法。
3.
Based on coal seam gas industry that features low permeability in coal reserve bed in China,it is discussed the feasibility of an operational technology,well drilling,will be done by drilling holes parallel to the level of coal bed outside of the bed or projecting holes in multilayer for large slope pits with low polution for coal reserve bed.
叙述了山西省在中国煤层气产业中举足轻重、事关全局的地位和作用，针对我国以煤储层低渗透率为特征的煤层气工业，探讨了一种在煤储层外钻平行于储层的水平或大斜度井，多层射孔完井，少污染煤储层的实用施工技术的可行性。
补充资料：渗透率
分子式：
CAS号：
性质：液体以层流状态通过粉粒物形成填充层时，其渗透性能是不同的。如以渗透率K表示此性能，则。V0为液体的表观速度，m/s; μ为液体的黏度，kgf·s/m2；△P为粉粒层两端压强差，kgf·s/m2；L为粉粒层厚度，m；△P/L为压强梯度。
CAS号：
性质：液体以层流状态通过粉粒物形成填充层时，其渗透性能是不同的。如以渗透率K表示此性能，则。V0为液体的表观速度，m/s; μ为液体的黏度，kgf·s/m2；△P为粉粒层两端压强差，kgf·s/m2；L为粉粒层厚度，m；△P/L为压强梯度。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条