The model considers that natural electric field distributes in whole mud invasion zone,and forms potential gra.
根据现代电化学理论,提出了一种新的裸眼井中自然电场分布模型,该模型认为,地层的自然电场分布在整个泥浆侵入带中,沿泥浆侵入方向形成电位梯度,越接近井剖面电位越高,在侵入带末端电位消失。
Methods of Formation Resistivity Correction for Salty Mud Invasion;
盐水泥浆侵入地层电阻率的校正方法研究
Under mud invasion,resistivities of oil layer and water layer in different radial depth are influenced by various factors.
泥浆侵入条件下,油、水层不同径向深度处电阻率变化所受的影响因素不同,以阿尔奇公式为基础,利用阵列感应测井资料,确定纯水层中水的径向电阻率,计算其它地层中不同径向深度的含水饱和度系数,直观反映地层流体含量的变化,正确识别储层流体。
Based on analyzing main factor of generating low-resistivity hydrocarbon reservoir, the corresponding recognition methods are established respectively according to high bound water saturation, sand shale interlayer deposition and mud invasion as the leading causes of generating low-resistivity hydrocarbon reservoir, and the succes.
通过分析形成低阻油气层的主导因素,按高束缚水饱和度、砂泥间互沉积以及泥浆侵入为主导成因的低阻油气层,分别建立了相应的识别方法,大大提高了低阻油气层识别的成功率。
The three invasion types——the step, the slop, the invaded zone with an annulus, have been presented in order to define under what conditions a significant error is introduced by the step profile assumption and to examine how the invasion types may be detected.
利用混合法研究了侵入带的三种模式——台阶型、斜坡型、具有低阻环带的侵入带对电位电极系视电阻率的影响。
Spontaneous potential(SP) of a formation has tight relationship with salinity of formation liquid,the salinity of mud filtrate in invaded zone affects SP log considerably.
自然电位与地层流体的矿化度有密切关系,侵入带中泥浆滤液的矿化度对自然电位测井有较大的影响。
Because of the co-effect of formation heterogeneity and mud invasion, there exits varied radius of filtrate-invaded zone with depth.
由于地层非均质性和泥浆性能等综合影响,同一地层的侵入带半径常常是随深度变化的。
Methods of Formation Resistivity Correction for Salty Mud Invasion;
盐水泥浆侵入地层电阻率的校正方法研究
On the Characteristics of Formation Resistivity Variation under Different Mud Invasion Environments
不同泥浆侵入环境下储层电性变化特征
The Analysis and Correction for Effect of Mud Invasion on Resistivity in Tahe Oilfield
塔河油田电阻率泥浆侵入影响分析与校正
Mud filtrate invasion depth and pollution degree are two important parameters in the optimum perforation design.
泥浆侵入深度和污染程度是优化射孔设计中的2个重要参数。
The forming factors which have influenced low resistivity may be summarized lithology, pore texture, fluid property and mud intrusion etc.
其形成因素可归纳为受岩性、孔隙结构、流体性质及泥浆侵入影响等。
Application of Self-adaptive Successive Relaxation to Simulating Mud-filtrate Invasion in Highly Deviated Well
自适应逐次超松弛在大斜度井泥浆侵入模拟中的应用
Forward Analysis of High Definition Induction Logging Response in Mud Invasion Formation
泥浆侵入地层中高分辨率感应测井响应特征的正演分析
The Numerical Simulation of Mud-filtrate Invasion in Deviated Wells of Permeability Anisotropy Sandstone Reservoirs
砂岩渗透率各向异性储层中斜井泥浆侵入数值模拟
A Method of Project Mapping for Correcting Mud Invasion and Calculating Apparent Formation-water Resistivity and Water Saturation
一种校正泥浆侵入影响计算视地层水电阻率与含水饱和度的投影作图方法
cutback in mud weight
泥浆比重因气侵下降
automatic gas detector
自动泥浆气侵检测器
The rock mass produced by an intrusive process.
侵入岩浆岩浆侵入过程中生成的岩块
8.2 Pump the 1.5 S.G. mud to kill the well.
泵入密度1.5的泥浆压井。
slug the hole with viscous mud
往井中泵入一段稠泥浆
The cars got bogged down in the mud.
汽车陷入泥浆之中。
testing method for cone penetration of refractory mortar
耐火泥浆锥入度测定法
Usage: When pouring into-cement, keeping apart cement mortar and mud and preventing cement mortar from mixing into mud for not influencing quality of well cementation.
产品说明用途：注水泥时，隔离水泥浆和泥浆，防止水泥浆中渗入泥浆影响固井质量。
Experimental Study for Cement Mortar s Mechanical Capability under Environmental Erosion;
环境侵蚀下水泥砂浆力学性能的试验研究