视电阻率
- 网络apparent resistivity;Ohm-m
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泥质砂岩的视电阻率增大系数Ia、饱和度指数na随温度的升高而减小;
The apparent resistivity index I a and the apparent saturation exponent n a decrease with the increase of temperature .
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因此,岩石电阻率频散性影响着阿尔奇参数的变化。均匀半空间长偏移距TEM法全区视电阻率的数值计算方法
So rock resistivity dispersion has a bearing on the variation of the parameters of Archie equation . Algorithm for the All-Time Apparent Resistivity of LOTEM Method
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大地电磁测深资料的TE,TM极化视电阻率曲线识别研究
Identifying Apparent Polarized Resistivity Curves of TE and TM Mode from Magnetotelluric Sounding
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均匀半空间长偏移距TEM法全区视电阻率的数值计算方法大间距两不对称喷嘴对置撞击流驻点偏移规律
Algorithm for the All-Time Apparent Resistivity of LOTEM Method Stagnation Point Offset of Two Asymmetric Nozzle Opposed Jets with Large Nozzle Separation Distance
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并在深入研究视电阻率ps异常宽度与油气藏埋藏深度之间的内在联系的基础上,提出了一种关于计算油气藏埋藏深度的经验切线法。
Empirical tangent method for reservoir depth estimation has been put forward by studying a relation between apparent-resistivity abnomal width and oil reservoir depth .
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某煤矿典型CSAMT法视电阻率曲线的一维模拟
1-D Simulation on model apparent resistivity curve of CSAMT method in certain mine
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在MT方法中,广泛使用Cagniard定义的视电阻率。
Apparent resistivity defined by Cagniard is widely used in MT method .
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论述了由瞬变电磁法(TEM)测得的异常绘制深度视电阻率断面图和等标高视电阻率平面图并建立地下三维地电空间的TEM图示新方法。
A new TEM illustration method is introduced to establish underground 3-D geoelectricity space from depth apparent resistivity section diagram and iso-elevation apparent resistivity plan mapped with the TEM anomaly .
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TM模式的横向分辨能力高于TE模式,水平地形下的复杂地电结构的视电阻率断面图的等值线地形并不是真实构造的反映。
The horizontal resolution of TM mode is higher than TE mode and the shape of isoline about apparent resistivity section is not a true reflection of structure .
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文中阐述了直流电测深曲线反演拟合的基本原理,对拟合电阻率转换函数T(λ)和视电阻率函数ρs(r)分别进行了探讨。
The basic principle of inverse fitting of direct current sounding curve is expounded , and the transfer fnuction T (λ) of fitting resistivity and apparent resistivity function ρ _s ( r ) are approached respectively in this paper .
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根据起伏地形情况下实测电磁场分量的特征,定义TE和TM两种模式下的视电阻率和阻抗相位计算公式。
The definition of apparent resistivity and impedance phase formula in TE and TM mode is based on the characteristics of the measured electromagnetic field components of flat and topographic condition .
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在MN趋于零时滤波计算三极装置直流电测深视电阻率的基础上,采用数值积分方法,导出了MN不趋于零时的三极(对称四极)装置直流电阻率测深曲线的计算方法。
Based on filter algorithm to calculate apparent resistivity of tri-electrode arrangement when MN is close to zero , this paper presents a numerical integral method of computing DC resistivity as MN is not equal to zero .
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推导了EDA型层状各向异性介质大地电磁测深正演计算公式,对多种模型从不同的频率、测量方向计算了地表视电阻率曲线。
The forward calculation equations are derived for MT in the EDA type anisotropy media , and numerical simulation of apparent resistivity consists of several models with different frequency and observations is presented .
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嫩二标志层是一套化石层组合,2.5m视电阻率曲线的6个特征尖峰与地层化石含量密切相关。
The N_2 marker bed is a set of fossil assembly . The six peaks of 2.5 meters apparent resistivity is closely related to fossil quantity .
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本文对三维高密度电阻率E-SCAN法的视电阻率异常特征进行研究。
A study of anomaly features in 3-D high-density E-SCAN resistivity survey is done in this paper .
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本文采用一维正演方法对该矿区典型的CSAMT视电阻率曲线进行模拟并与实际曲线进行了对比。
In this paper , we use 1D forward modeling method to simulate some type apparent resistivity curves of CSAMT method , and compare to the actual curve collecting in mine area .
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介绍了局部畸变的传统分类中电流型畸变和感应型畸变的概念,它们对二维TE和TM模式视电阻率曲线的影响,最后简单分析了近地表三维局部畸变影响的一些特点。
Galvanic distortion and induction distortion in classic classification of local distortion and their effect on apparent resistivity and phase curves of TE mode and TM mode are illustrated . Some features of local distortion caused by small-scale surface inhomogeneous are briefly discussed .
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其中最严重的套损剪切面位于标志层所对应的2.5m视电阻率曲线的6个特征峰值中最高的第3个峰值上。
The most serious casing damage sheared at the bedding plane which corresponds to the highest peak of six peaks of 2.5 meters apparent resistivity in N_2 marker bed .
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EH-4系统实测的卡尼亚视电阻率在非远区场时应作必要的校正。
It is necessary to perform a correction for the Cagniard resistivity of the non far zone field obtained by the EH-4 electrical conductivity image forming system .
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通过误差理论分析,得到了视电阻率误差与相位误差的数学关系,该结论对合理制定大地电磁测深规范以及正确建立MT反演解释的目标函数具有重要意义。
Analyse through error theory , have gotten the mathematics relation of phase error and apparent resistivity error . This conclusion has guidance meaning to make Magnetotelluric Sounding ( MT ) standard as well as to establish inversion goal function of MT data .
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TE极化时,只有基底为高阻时越过界面时视电阻率才发生变化,当基底为高阻且频率较高时,相位在界面两侧发生变化。
For TE polarization , only if the resistance of basement is high , the apparent resistivity then varies when measure station passes over the dike . When the resistance of the basement is high and the frequency is high the phase changes .
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利用TEM法,对比分析不同测线视电阻率-深度断面图,得出地下岩层含水层的埋藏条件及富水性,初步确定取水井位;
By a comparative analysis of the apparent resistivity-depth relationship on different measurement lines with the transient electromagnetic method ( TEM ), the embedding condition of underground aquifers and their capacities of water storage were obtained , and the well positions for water intake were primarily determined .
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文章以断层构造为例,利用有限差分法分别计算出TE、TM模式的视电阻率值和相位,并且绘制了大量的视电阻率曲线和相位曲线;
By taking the fault structure as an example , the apparent resistivity and phase values of the TE and TM modes were calculated by use of finite difference method and a large number of the apparent resistivity and phase curves were drawn up by the authors .
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V5-2000仪器附有自己的一套数据处理软件,但它不提供读取原始时间序列的软件,资料的处理相当于一个黑匣子,原始资料的好坏只能通过最后处理得到的视电阻率曲线来分辨。
There is a data processing soft attached the instrument V5-2000 , but it does not provide the software for picking up the time series .
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视电阻率对数反演后数值偏大,但是能够很好地反映LNAPLs不同时刻的迁移范围和降雨过程的油水驱替情况。
The apparent resistivity is bigger after log inversion , but it can well reflect LNAPLs migration scope of different time and oil-water displacement process by rainfall leaching .
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基于导出的EH-4系统的卡尼亚电阻率ρxy和ρyx的表达式,采用多项式分段逼近的方法,建立EH-4系统测深数据的全频域的视电阻率算法。
Based on the derived expressions of ρ xy and ρ yx , using polynomial segmental approach , the correction method for the non far zone field is established by calculating the full frequency domain apparent resistivity .
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本文引入Cole-Cole模型来模拟大地的激发极化效应,对三层水平地层且中间层为极化层的大地电磁测深的视电阻率进行了理论计算,分析了极化参数对视电阻率曲线的影响规律。
The paper introduces forward modeling results of the magnetotelluric method for a horizontal three-layer polarizable earth , in which the induced polarization effect is described by Cole-Cole model , and summaries some response rules on different parameters of induced polarization .
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两次大震的视电阻率各向异性特征
Anisotropic characteristics of earth apparent resistivity during the two strong Earthquakes
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利用视电阻率切片图来推演矿体展布形态。
Ore distributed shape was deduced by the apparent resistivity section .
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视电阻率法的地形改正
Topographic correction for the DC apparent resistivity method of electrical prospecting