Core analysis data from laboratory showed the origin of water layers with high resistivity is due to changes of lithology, residual oil and formation water salinity in local areas.
通过对实验室岩心分析资料的研究，认为高电阻率水层的成因是岩性变化、残余油的存在及局部地区地层水矿化度的变化引起的。
Recently, resistivity method with vertical line source has been used to study the distribution of injection water and remain oil.
利用套管供电，通过地表观测视电阻率研究油田注水分布和剩余油分布近来在油田开发中得到了应用。
For the reservoir from continental sedimentation water saturation of the oil bearing zone should be derived from irreducible water resistivity.
对陆相沉积油藏而言，只有用束缚水电阻率求解油层的含水饱和度才是正确的。
The flooded strata are often wrongly interpreted as oil layers by use of conventional log interpretation, mainly due to the formation water resistivity can not be determined accurately.
利用常规测井解释方法，往往把水淹层解释为油层，这主要是由于水淹层内的地层水电阻率求不准。
High formation water salinity reduces resistivity contrast between oil layer and water layer.
高矿化度的地层水，降低了油层与水层的电阻率对比度。
The reservoirs are characterized by low height trap, serious heterogeneous reservoir, low resistivity and poor efficiency of water driving oil.
油气藏具有构造幅度低、非均质性严重、低阻油层发育及水驱油效率低等特点。
Resistivity log is the basis for the determination of lithological character and vapor oil water level and a major parameter for the calculation of geologic reserve.
电阻率测井曲线是确定岩性，划分油、气、水层的依据，是计算地质储量的主要参数。
Its structure is quite complex, fault block well developed, lithology complex, formation water salinity variable and oil zones universally exhibit low resistivity.
其油藏结构复杂、断块发育、岩性与水性复杂多变，同时油层低阻现象普遍。
The result of processing the actual log data of the low resistivity reservoir agree with the conclusion of the oil digging.
对低阻油层实际资料的处理结果与试油结论一致。
The reservoirs often form the low contrast resistivity oil layers because they have the dual pore networks, that is, fractures and pores.
该储层具有裂缝-孔隙双重孔隙网络，常形成相对低电阻率油层。
In order to make further study on the quantity of residual oil, a formula for the ratio of shallow resistivity to deep resistivity is formed.
为进一步研究剩余油含量，建立了浅、深电阻率比值分析式。
This paper research that the range of oil and gas reservoir is located through one oil well utilizing the hole-surface resistivity method.
本文研究利用井—地电阻率法，通过一口油井确定油气藏范围。
Cased hole formation resistivity (CHFR) logging tool is a new-type instrument which is developed to measure and evaluate formation remaining oil saturation in casing hole of oilfields.
套管井地层电阻率测井仪是为了满足油田在套管井中测量和评价地层剩余油饱和度而研制的新型仪器。
With the deepening of oil exploration, exploration and development of low resistivity reservoirs more and more extensive attention.
随着石油勘探工作的不断深入，低阻油气藏的勘探开发越来越受到广泛重视。
The author finds that the low-energy hydrodynamic depositional conditions and secondary pores formed by diagenesis are the main geologic genesis of original low resistivity oil reservoirs.
通过对原始低电阻率油层地质成因、机理的分析，发现形成原始低电阻率油层的主要地质成因是弱水动力沉积条件和成岩作用形成的次生孔隙。
Correct resistivity for its environmental effects and set up a high precision remaining oil saturation interpretation model.
对储层的电阻率影响因素进行校正，建立精度较高的剩余油饱和解释模型；
Base on contrasting several electric parameters, this paper screens the deep lateral logging resistivity to interpreting oil saturation, and builds its model.
在多种电性参数对比的基础上，优选深侧向电阻率作为含油饱和度解释的基本参数，并建立了解释模型。
The recognition and evaluation of low resistivity oil layer is worldwide problem.
低阻油层的识别、评价与熟悉是世界性的困难。
In order to identify oil and water layers accurately and know the oil-bearing property in the reservoirs better, complex resistivity well logging has already become an important new method.
为了准确识别油水层，加深对储层含油性的认识，复电阻率测井已经成为一种重要的新手段。
With improved BP network, Adopting deep, short resistivity, and acoustic logging, the model to recognize oil layer and water flooded layer is established.
利用改进的BP算法，采用深、浅侧向电阻率、声波时差测井建立了油层、水淹层的识别模型。
Interpretation accuracy of oil saturation in oil bearing formation, especially in thin reservoir, is greatly improved as resistivity is corrected by formation thickness.
电阻率经厚度因素校正后，含油饱和度解释取得了比较理想的效果，尤其是薄油层的解释精度有了很大提高。
SP logging is one of logging methods which can effectively distinguish resistivity of mixed liquid in formation after oil layer being water flooding.
自然电位测井是油层水淹后能够有效识别地层混合液电阻率信息的测井方法。
It can predict any logs' curves such as resistivity log, so it could be used as detecting oil and gas. Finally we use the technique to find a favorable area rich in oil, and a trap, Gao81 east.
作者最后利用人工神经网络多属性反演得到全区的视电阻率和剩余电阻率曲线，主要用于油气检测，最终圈划出有利油气储集区，并找到有利油气圈闭高81东块。
Array induction logging as an important resistivity logging method could exactly measure the undisturbed zone resistivity and reservoirs evaluation of oil and gas.
阵列感应测井作为重要的电阻率测井方法就是要准确测量原状地层电阻率和进行油气层评价。
It is very necessary to deeply realize and quantitatively evaluate the low resistivity oil bed with expediting of the exploration step.
随着勘探步伐的加快，深入认识及定量评价低阻油层已十分必要。
When salty mud intrudes into the layer, the reduction of water layer is small, but the reduction of oil layer is great. This will form a low resistivity oil layer.
盐水泥浆侵入时，水层电阻率降低较小而油层电阻率大为降低，因此形成低阻油层。
There are a number of low-resistivity oil pays in several fields with middle to large reserves that are discovered in Neogene in Bohai sea recently, and some of them are higher in oil production.
近几年在渤海新近系发现的一批中-大型油田中存在大量的低电阻率油层，而且有些低电阻率油层产量较高。
There are a number of low-resistivity oil pays in several fields with middle to large reserves that are discovered in Neogene in Bohai sea recently, and some of them are higher in oil production.
近几年在渤海新近系发现的一批中-大型油田中存在大量的低电阻率油层，而且有些低电阻率油层产量较高。
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