查询词典 gas bearing

This article introduces some petrophysical study achievements of oil/gas-bearing formation log interpretation in recent 10 years:(1) The formation of low-resistivity pay zones in Bohai Bay is due to the fact that sea-water drilling mud invaded into oil/gas-bearing formation; Complex dual pore texture of pay zones with high average water saturation and additional conductivity of the clay minerals.

介绍了近10年来油气层测井评价方面的岩石物理研究成果：①渤海湾地区低电阻油层形成机理有：滩海地区海水钻井液在低幅度油气藏背景下深侵入，使油层视电阻率成倍下降；油层具有复杂的双组孔隙系统，平均含水饱和度高使电阻率变低；油层的黏土矿物附加导电现象造成低电阻。

For a start, before the seismic inversion it is essential for a reservoir to enhance the basic research of the rock geophysical characteristic analysis, horizon calibration, fidelity processing and model analysis, etc., and of the reservoir's lithologic character, physical, electrical and gas bearing property. Subsequently based on the fundamental principle of seismic inversion, a series of inversion methods and their application conditions were emphasized. Finally, taking Labureng area as a target, by comparing various inversion effects, we aimed at enhancing the precision of seismic image, increasing SN ratio and resolution, and highlighting seismic responses of the target strata, and presented reliable geophysical references for the understanding of reservoir evaluation, gas bearing modelbuilding and reservoir mechanism in HJQ area.

首先把地震反演前的基础研究工作做扎实，其中包括储层的岩性、物性、电性、含气性在内的岩石地球物理特征分析、层位标定、保真处理和模型分析等；其次从地震反演方法技术的基本原理出发，重点探讨各种反演方法的技术特点和应用条件；最后以杭锦旗地区拉不仍工区为靶区，通过对不同地震反演方法处理效果的综合对比分析，以提高地震成像精度、提高信噪比和分辨率、突出目的层段的地震响应特征为目标，为杭锦旗地区储层评价、含气模式建立，成藏规律的认识提供可信的地球物理依据。

Thus,in combination with neutron,resistivity and density logging,this paper reconstructs feature parameters K1,K2and establishes K1-K2 pattern which can qualitative evaluate gas AOF.Additionally,in the light of different reflection toward gas between neutron and density logging,a relation between test nonresistance outflow and gas-bearing content which varies with different neutron and density logging is built,thus the gas AOF can be quantitative evaluation.

采用中子、电阻率与密度测井相结合，重构指示气层含气性的特征参数K1和K2，放大气层的响应特征，建立根据特征参数定性评价气层无阻流量级别的图版；并根据中子、密度对天然气的反映，建立了基于密度、中子孔隙度差值的含气当量与测试无阻流量的关系式，实现了定量计算致密砂岩气层无阻流量的目的。

Paleocene, and combining with features of the known oil-gas bearing belts, the favorable position in petroleum geology and oil-gas bearing features of inshore area are discussed in this paper from a point of view of petroleum system.

依据盆地自第三纪古新世以来，沉积和沉降中心由陆地周缘向海域中心的逐步迁移特征，并从含油气体系的角度，结合已知含油气区带，探讨滩海地区所处的有利石油地质位置和含油气特征。

In order to develop self-acting gas bearing turbo-expander, a new type of foil thrust gas bearing with elastic support has been studied.

为了开发箔片全动压气体轴承透平膨胀机，本文针对一种新型结构弹性支承箔片动压止推气体轴承进行了研究。

In accordance with the correlative analyze on the exeperimental data of non equilibrium phase state between water-vapour single component biphasic system and condenste gas biphasic system, it is found that gas-liquid balance time has exponential relationship with pressure and gas-bearing ratio and shares the same rule with water-vapour single component biphasic system.

对水－蒸汽单组分两相体系和凝析气两相体系的非平衡相态实验数据对比分析研究发现，凝析油气体系气液平衡时间与压力和含气率的关系具有指数关系形式，与水－水蒸汽单组分两相体系的非平衡相态规律相同

As is low porosity and low permeability gas reservoir in Daniudi Gasfield and the influence of the drilling and geologic conditions on it, the total hydrocarbon values in wellsite gas logging could not accurately reflect reservoir gas bearing properties, and the interpretation and evaluation accuracy was decreased.

大牛地气田为低孔、低渗油气藏，由于钻井与地质条件等因素的影响，现场录井随钻全烃值不能准确反映储集层的含气性，降低了解释评价的准确性。

The differences in reservoiring conditions of natural gas and oil, as well as the multicycle developments and evolution histories of major gas bearing basins in China, and the geological environments characterized by relatively active tectonic movements in later period have resulted in the forming conditions of gas fields in China to be more complicated than those in many basins all over the world.

由于天然气与石油在成藏条件上的差异和中国主要含气盆地多旋回的发展演化历史、晚近时期构造运动比较活跃的地质环境，中国气田形成条件较世界上许多盆地复杂和成藏类型较多。总结中国大中型气田的成藏历程，可以新近纪、古近纪和中生代为界将气田的形成归为 4类：1超晚期生烃成藏型；2晚期生烃成藏型；3早期生烃聚集和晚期定型成藏型；4早期生烃成藏型。在这 4类中，以晚期和超晚期成藏和定型为主且分布最广、天然气前景最好、是中国天然气最主要富集领域。早期生烃成藏型在保存良好的盆地也有较好的前景。

Based on the analysis of one type high-speed gas bearing working principle, the bearing diameter of axle static carrying force model was set up, and the relationship between bearing clearance gas flow rate, intensity of pressure and orifice radius were analyzed, along with the diameter of axle movement tracking under the centrifugal force in the low rotating speed was found.

在分析一类高速气浮轴承工作原理的基础上，建立其轴径轴承的静态承载力模型，并据此分析出轴承间隙中气体流量、压强与节流孔孔径间的相互关系，以及在低速运转下受离心力作用的轴径中心运动轨迹。

It had been shown that the gas bearing sandstone in T3x gas reservoirs in XC gas field is with the character of low AG. This information is very useful to detect gas in heterogeneity tight sand reservoirs.

实践表明，XC气田T3x气藏含气砂岩储层具有低AC异常特征，应用这样的异常特征信息，可以较好地进行非均质致密砂岩储层的含气性检测。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。