电阻率

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。

Calculating large numbers of models, we found that the resistivity of water is the primary factor to subaqueous IP sounding.

通过计算不同水体和水底岩石电阻率对视极化率幅值的影响发现，水体电阻率是影响水下极化率测深的主要因素。

The results show that some transitions occur in a low-temperature zone near the melting point.

文章通过电阻率法对InSn49.1和InSn70合金熔体在升温过程中的电阻率进行了测量，结果发现在合金熔点附近的低温区域电阻率有异常的表现。

The results indicate that as the ERT has a advantage of being able to multi-directional imaging and monitor, on the basis of a analysis of resistivity images obtained at different directions, it is possible to characterize the spatial distribution patterns of the rock structure, and illustrate the anisotropic properties of the spatial distribution patterns in the rock resistivity changes during water saturation and desaturation processes.

结果表明，电阻率成像法在分析岩石裂隙介质的各向异性方面具有多方向成像和动态监测的优点，可以通过对不同方向上获得的电阻率图像的分析，提取出岩石沉积结构的空间分布模式，清晰地反映出岩石在饱水和排水过程中电阻率变化空间分布模式的各向异性特征。

Focused on the above two problems, the authors applied 2D finite cell numerical modeling to simulating the influence of the static effect on the TE, TM polarized apparent resistivity curves and the vertical resolution of conductive folia.

研究表明：TM模式视电阻率受静态影响严重，TE模式视电阻率对深部地质体的反映优于TM模式；TM极化模式放大了横向上不同电性体的电性差别，在山区找水中对断层反映敏感；AMT对导电薄层的垂向分辨力与围岩的电阻率比值有关，加密点距，并不能提高垂向分辨率。

Comparing to conventional resistivity log, the high resolution array induction logging has higher resolution and deeper invertigation. So it could confirm uninvaded formation resistivity, flushed zone resistivity and invasion radius, and also provide reliable geologic parameters for reservoir description and evaluation.

高分辨率阵列感应测井克服了常规电阻率测井纵向分辨率低、探测深度浅和不能解释复杂侵入剖面等缺点，可以准确确定原状地层电阻率、冲洗带电阻率和侵入半径，可为储层描述、储层评价提供可靠的地质参数。

Based on an analysis of the frequency sounding curve of the CSAMT method (controlled source audio-frequency electromagnetic method), the authors have found that the curve intersects the curve in the transition region.

通过对卡尼亚视电阻率法频率测深曲线的分析，发现卡尼亚视电阻率与远区电场分量E的视电阻率曲线在过渡区出现相交的现象。

The high-accuracy numerical simulation results by FEM indicate: the overburden deformation and failure caused by mining lead to fracture and the changes of apparent resistivity in overburden. The affected area is much larger than the actual fracture, nearly twice the fracture area. The most affected area by the apparent resistivity values is the caving zone. The changing ratio can be up to 19%. In the cracked zone, the changing ratio of the apparent resistivity is 10% to 12%.

计算结果表明：采动裂隙引起煤层上覆地层的视电阻率变化，其影响范围较实际破裂范围大得多，基本上是覆岩冒裂带范围的两倍，其视电阻率值最大影响区为冒落带，变化率可达19%；在裂隙发育带，视电阻率的变化率可达10%12%。

In this bath, maleic acid was an inhibitor, when its concentration was kept at 20 mg/L, the deposition rate could reduce to 6.17μm/h, the content of nickel decreased to 1.74% and the resistivity was 7.51μΩ·cm; Potassium ferrocyanide inhibited deposition of copper, when its content was 0.5 ppm, the deposition rate decrease to 3.38μm/h, the content of nickel was 2.03%, the resistivity can reduced to 5.41μΩ·cm, the copper deposits also had higher (111) plane orientation. Thiourea was also an inhibitor in this system, when its concentration was kept at 0.8 ppm, the deposition rate was 4.72μm/h, the content of nickel in the film was 1.20%, the resistivity can reduced to 5.46μΩ·cm, at the same time, the deposition at (111) plane orientation become more favorable.

结果表明，马来酸在该体系中是抑制剂，当其浓度为20 mg/L时，镀速降为6.17μm/h，镀层镍含量降为1.74%，表面电阻率降为7.51μΩ·cm，铜层颗粒细小均匀，更有利于在(111)面上的结晶；亚铁氰化钾的加进可以明显降低镀，当其浓度为0.5 ppm时，镀速为3.38μm/h，镀层镍含量降为2.03%，表面电阻率降为5.41μΩ·cm，铜层颗粒细小均匀，(111)晶面衍射峰增强；硫脲在体系中也显示为抑制剂，当其浓度为0.8 ppm时，镀速降到4.72μm/h，镀层镍含量为1.20%，表面电阻率降为5.46μΩ·cm，形成的铜颗粒很小，同时(111)晶面衍射峰增强，有利于铜在(111)面上结晶。

The factors affecting soil resistivity are reviewed briefly in this paper. Measuring equipment and operation principle of the resistivity cone penetration test system are introduced. The field RCPT tests were carried out at Lianyungang marine clay sites and the in-situ resistivity values were obtained.

首先简要回顾了土的电阻率影响因素，介绍了电阻率静力触探测试技术和操作方法，采用RCPT在连云港海相粘土场地进行了现场试验，获得土的原位电阻率测试值。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。