砂泥岩孔隙度、渗透率的变化存在很大差异。
It is vital difference for the changes of porosity and permeability between sandstone and mudstone.
基于以上原因,砂泥岩组合型式对异常超压带的发育有重要影响。
Due to the above reason the association of sandstone and mudstone is important to the form of abnormal pressure zones.
对密井网的砂泥岩薄互层区采用井信息进行粗化去除部分干扰信息;
The noise in the information from the wells in the thin sand-mudstone interbed area with dense well network should be removed by coarsening well information.
砂泥岩组合方式在不同埋深条件下影响了砂泥岩界面附近储层的物性。
Porosity and permeability of sandstone near the sandstone-mudstone boundary is affected by the stacking pattern of sandstone and mudstone.
安棚白云岩区南北两侧附近的砂泥岩区具有勘探未熟—低熟油藏的潜力。
There is favorable potential for exploration of immature and low-mature oil in sandstones distributed in both northern and southern sides of Anpen dolomite area.
煤气储层具有与砂泥岩地层不同的储层物性,常规测试很难获取地层参数。
Coal gas reservoir has different physical properties from sand and shale stone formation, it is difficult for conventional test to get formation parameters.
将该技术应用于砂泥岩薄互层地区的砂岩储层预测,预测精度达到80%;
The prediction accuracy is about 80% when the pseudo - entropy analysis technology is used for sand reservoir prediction in the area of thin - interbedded sand - mud-stones area.
结合岩心砂泥岩频散特性实验结果分析了岩心在饱水及干燥状态下声频散的特点。
Based on the results of dispersion experiments on cores of sand and shale, the paper analyzed the variability of acoustic dispersion for dry and water-saturated cores.
与砂泥岩地层相比,碳酸盐岩地层常以高电阻率、深浅双侧向大幅度差异为特征。
Carbonate formation is characterized by higher resistivity and bigger difference of Dual and Shallow lateral logging compared with clastic formation.
火山岩气藏应用砂泥岩压裂技术进行增产改造,施工成功率只有36%,增产效果差。
Applying the stimulation with fracturing for sand shale in Daqing volcanic gas reservoir, the success rate of operation is only 36 percent. The result of the stimulation is bad.
淮南煤田阜凤逆冲断层是一压性断层,使寒武系灰岩、砂泥岩推覆于二叠系煤系地层之上。
Cambrain limestone and sandy mudstone were pushed onto the Permian coal measures by the Fufeng thrust in Huainan coalfield.
在砂泥岩地层中,影响油、气层识别的因素较多,尤其在复杂地质条件下准确识别油气层难度更大。
There are many factors to affect identification of oil and gas bearing layers in the sand-shale formation.
四川盆地西部侏罗系沙溪庙组是河流—三角洲—滨浅湖沉积为主的红色砂泥岩系,天然气资源相当丰富。
Abundant in natural gas sources, Jurassic Shaximiao Formation in west Sichuan Basin is a red sandstone and shale mainly deposited in fluvial, deltaic shoal faces.
在砂泥岩剖面中,泥岩往往比砂岩具有较高的自然伽马值,从而可以利用自然伽马测井将砂岩储层划分出来。
Based on the features of mudstone with higher gamma ray than sandstone in sandstone -mudstone section, we can distinguish sandstone reservoir from the drilling profiles with gamma ray log.
通过分析地层剖面中砂泥岩天然气扩散系数的影响因素,研究了地层剖面中砂泥岩天然气扩散系数的变化特征;
This paper studies the change characteristics of gas diffusion coefficients of sandstone and mudstone by analyzing the factors influencing the gas diffusion coefficients.
苏维依组为冲积扇—湖泊相砂砾岩和砂泥岩沉积; 上第三系吉迪克组以砂泥岩为主夹膏岩,属宽浅盐湖沉积。
Jidike formation of Neogene is composed of sandstone and mudstone and gypsum deposited in wide and shallow salt-water lake evironments.
在深埋藏条件下,砂泥岩组合方式、与砂岩接触的泥岩厚度以及砂泥岩的相对厚度比例对砂泥岩界面附近的砂岩物性影响很大。
At deep buried depths, the stacking pattern, mudstone thickness, and the ratio of sandstone in the strata heavily affect the physical properties of the reservoir near the boundary.
盖层封闭的最常见形式是毛管封闭和压力封闭。这两种形式的封闭能力与岩层的孔隙度、渗透率、砂泥岩含量比以及流体压力有密切关系。
The sealing capability of cap rocks is closely related to the porosity, permeability, the ratio of sand to mud contents and fluid pressure of the rocks.
据深部资料结合区域地质特征分析,矿床为一滑覆构造系统。该系统上、下均有砂泥岩作屏蔽层,中间为云岩,形成一个对成矿极为有利的构造封闭系统。
According to regional geology and deep data, the deposit is considered as a gliding nappe system, whose upper and lower shielding layers are sandy mudstone, the middle part is dolomite.
二者的界面是相同的,均为河道砂体底部的冲刷侵蚀面或者是暴露过泛滥平原泥岩、根土岩等。
And the boundary of them has the same lithologic character: the ravinement surface of river course or exposure mudstone of flooding plain and root clay.
而在开鲁等地区存在大量的砂、泥岩薄互层油气藏,近年来产量比较可观。
In recent years, lots of reservoirs of thin sand and mudstone interbedding in Kailu area have high output.
这些经验公式砂、泥岩层比较适用,而对含煤地层则不适用。
The empirical formula is fairly suitable to the sand or mudstone stratum, but it is inapplicable to the coal stratum.
五道梁群以灰白色、灰黄色灰岩为主,含有砾岩、砂岩,夹有少量泥岩、油页岩和未固结砂泥沉积。
Wudaoliang group is grayish - white, yellow - grey, dark - grey ash rock, which interbeded with the conglomerate, sandstone, a little amount mudstone, oil shale with unconsolidated sand mud rock.
通过室内泥岩颗粒动态冲刷试验、抑砂试验和对地层的伤害试验,测试了FY J - 2的防膨抑砂效果。
The effect of blowout prevention and sand control of FYJ-2 is tested by laboratory experiment of dynamic mud stone particle flushing, sand control experiment and formation damage test.
湘东南地区资汝煤田上三叠统为一套灰黑色砂质泥岩、细砂岩、中粗粒砂岩以及煤层等沉积组合,具有砂泥薄互层层理、斜波状层理、水平层理及大型交错层理等沉积结构。
The Upper Triassic Series in the Zixing-Rucheng coalfield in southeastern Hunan is a set of grayish black sandy mudstone, fine sandstone, medium coarse sandstone and coal seams combination.
湘东南地区资汝煤田上三叠统为一套灰黑色砂质泥岩、细砂岩、中粗粒砂岩以及煤层等沉积组合,具有砂泥薄互层层理、斜波状层理、水平层理及大型交错层理等沉积结构。
The Upper Triassic Series in the Zixing-Rucheng coalfield in southeastern Hunan is a set of grayish black sandy mudstone, fine sandstone, medium coarse sandstone and coal seams combination.
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