potential damage factors and mechanisms of tight sandstone gas reservoirs were studied by experiments.
通过室内评价实验,探讨了该区储层的潜在损害因素和损害机理。
the stage of gas episodecharging is the key for tight sandstone gas reservoirs.
其中,幕式充注成藏阶段是致密气藏成藏的关键时期。
this paper reviews the forming reasons of extremely low permeability of tight sandstone gas reservoir, including congenital aggradation and acquired diagenesis.
论述了致密砂巖气藏特低渗形成的原因:即先天的沉积因素和后天的成巖作用等。
although the accumulation process and gas—water distribution of tight sandstone gas is so important to the success of gas exploration, the study on them are insufficient.
但其成藏过程和气水分布关系的研究是一个相对不足而又非常重要的领域,它的完善直接关系到勘探的成败。
the stimulation technology of tight sandstone gas reservoir has been broadly used in many gas fields in western sichuan.
致密砂巖储层改造技术在川西地区各气田得到了广泛应用。
therefore, jixi basin is difficult to form large areas of deep basin gas, but, in the local economic value of small and medium tight sandstone gas reservoirs can be formed.
因此,鸡西盆地难以形成类似川西坳陷的大型致密砂巖气藏,但在成藏条件优越的局部地区可形成具有经济价值的中小型的致密砂巖气藏。
sand fracturing is the major stimulation measure in western sichuan tight sandstone gas reservoir.
加砂压裂是川西致密气层普遍采用的改造技术措施;
finally, by the exhaust strength, porosity, faults and other controlling factors superimposed to predict favorable areas on the distribution of tight sandstone gas reservoirs in jixi basin.
最后,通过排气强度、孔隙度、断层发育等主控因素的叠合对鸡西盆地致密砂巖气藏分布的有利区进行预测。
the experimental studies and the dynamic simulation calculation to water influx reveal that gas permeability has a high sensitivity to water saturation in the tight sandstone gas reservoirs.
通过实验研究及水侵过程的动态模拟计算,揭示了致密砂巖气藏气体渗流能力对含水饱和度的高度敏感性。
temporary shielding protection reservoirs method can reduce the stress sensitivity damage of tight sandstone gas reservoirs.
采用屏蔽暂堵储层保护工作液技术能够减轻致密砂巖气层的应力敏感性损害。
the western sichuan foreland basin is not only a typical foreland basin in west china, but also an important tight sandstone gas area in china.
川西前陆盆地是我国西部典型的前陆盆地,也是我国重要的致密砂巖含气区。
the production history simulation for artificially fractured wells in the tight sandstone gas reservoir in west sichuan is a difficult problem.
川西致密砂巖气藏压裂井的生产历史拟合是一个难题。
tight sandstone gas reservoirs have a great potential of resource, which can make up the conventional natural gas.
致密砂巖气藏具有广阔的资源前景,可以有效地弥补常规天然气资源的不足。
tight sandstone gas resources are very affluent in the world; china also contains abundance of the reserves, and most of which reside in water drive gas reservoir.
全球致密砂巖天然气资源极为丰富,中国也蕴涵着丰富的储量,其中水驱气藏占很高的比例。