Therefore, irreducible water saturation increases and residual oil saturation gradually decreases as reservoir temperature increases.
注蒸汽使得油藏温度升高造成岩心亲水能力增强，束缚水饱和度增加，可流动水减少，原油粘度急剧降低，油膜变薄，可流动油饱和度增加。
The reservoir rock types in the region of interest are grain limestone, algal limestone, cryptite, siltstone, muddy limestone and mudstone. The thesis identified as a result of changes in the deposition causing the heterogeneity in plane, and then the geological oil reserves have been calculated in accordance with the areal heterogeneity.3、Based on the data of core analysis, bore logging, array induction imaging log and FMI, porosity and permeability model were built using regression analysis. Through testing 45 rock samples, a, b, m, n value were obtained and used to calculate single-layer oil saturation value using the Archie formula. According to the theory of laterolog and inductolog, resistivity ratio and cross plot were used to identification effective thickness. Effective thickness was identified delicately in 103 wells. Based on the over work, active porosity and oil saturation was calculated accurately.4、According to observation of 100 pieces of the thin slices, cast thin slices and 383m core in three wells, the chief diagenesis in this area were compaction, cementation, denudation and cataclasis. Cementation and denudation were universally influenced active porosity this area. The intergranular pores, residual pores and secondary pores were formed in thin carbonated reservoir of lacustrine facies.5、The influence of reservoir heterogeneity to reservoir calculation was analyzed systematically using actual data. And the conclusions were as follows:①The principal reason leading to oil distribution unequal is interior structural feature of reservoir in structural hydrocarbon reservoir.
确定了由于沉积微相的变化而导致的平面非均质性，进而在平面上按照平面非均质单元计算了石油地质储量。3、利用岩心分析、常规测井曲线与阵列感应、成像测井资料相结合，分岩性利用回归分析方法建立了储层孔隙度、渗透率模型；通过对45块岩样进行岩电试验，获取了a、b、m、n值，利用阿尔奇公式计算了各单层含油饱和度值；根据侧向电阻率和感应电阻率串并联特性，利用电阻率比值法与常规交会图法相结合重建了有效厚度图版，对全区103口井目的层段进行了有效厚度精细划分，通过以上工作，准确求取了储量计算单元内有效厚度参数、有效孔隙度参数以及含油饱和度参数。4、通过对研究区3口井383m岩心观察，100余块薄片、铸体薄片镜下鉴定得出：油泉子油田上、下油砂山组储层主要成岩作用是压实作用、胶结作用、溶蚀作用和破裂作用，其中溶蚀作用、胶结作用最普遍，这两种作用对有效孔隙度影响最大，以上成岩作用形成了原生粒间孔、粒间残余孔和次生孔隙(如粒间溶孔、粒内溶孔、铸模孔、晶间孔等)为主的薄层湖相碳酸盐岩储层。5、利用实际资料，系统分析了油藏非均质对储量计算的影响，认为：①对于构造油气藏而言，油气藏构造及断裂特征是造成油气分布不均的首要原因，储集条件相同的条件下，构造高部位有利于储存油气，油气在垂向的重力分异体现了油气藏内部构造的不均一特征。
Information extracting from seismic date involves: 1. based on pro-stack CDP gathering, comes with seismic velocity along with reservoir horizon; 2. based on stacked seismic profile, comes with auto-regression and auto-correlation function, various feature frequencies and seismic wave transmissive function and attenuation along with reservoir horizon; and 3. through acoustic impedance inversion, come with seismic residual acoustic impedance, compressive wave velocity, density, pseudo-shear wave velocity, ratio of compressive and shear wave velocities and Poison ratio, strata porosity and oil saturation.
地震资料信息提取的内容包括：一、以迭前CDP道集为基础，沿储层层位提取地震波速度信息；二、以迭后地震时间剖面为基础，沿储层地震层位提取自回归系数、自相关系数，通过最大熵谱估算提取各种特征频率以及地震波传递函数和衰减特性信息；三、通过声阻抗反演，提取地震剩余声阻抗、地层纵波速度、密度、伪横波、纵横波速度比和泊松比等特征参数以及地层孔隙度和含油饱和度等属性信息。
Combined with data in open hole and cased-hole, it can analyze clay content reservoir, irreducible water saturation, and then receive the original oil saturation, residual oil saturation. And then with the calculated or tested the reservoir permeability, water content and the efficiency of production, primarily on the basis of changes in oil saturation, the reservoir's water flooding is divided into four flood-level standards from the change in residual oil saturation. Field testing data suggests that the cased-hole formation resistivity log data is capable of accurately evaluating of complex reservoir and dynamically monitoring the development process.
它利用经过校正后的套管井电阻率资料与裸眼井资料结合，分析得到储层的泥质含量、束缚水饱和度，接着得到原始含油饱和度、剩余油饱和度，进而与求取或测试的储层渗透率、含水率和驱油效率结合，主要是根据含油饱和度变化，结合其它资料，把储层的水淹级别具体划分为四个等级，可得出剩余油饱和度与水淹级别关系的定量标准。
Although the efficiency of gas drive is better than water drive, and the residual saturation of gas drive is lower than that of water drive, the gas-water relative permeability could not rise.
虽然气驱效率明显优于水驱效率，气驱残余油饱和度比水驱低，但气水相对渗透率也抬不起来。
This locking scheme without frequency dither can avoid the extra frequency noise resulted from direct frequency dither on diode laser in normal saturation absorption technique, and application of third harmonic technique can strongly reduce the residual Doppler background.
这种无调制扰动方案可以消除一般的饱和吸收稳频方法中由于直接对激光器进行频率调制而带来的额外频率噪声；三次谐波锁频技术的应用，还可有效地降低铯原子饱和吸收谱中剩余多普勒背景的影响。
Based on the theory of percolation flow through porous media, a study on prediction of water breakthrough time in bottom-water gas wells is derived. In the formula many factors are taken into account, such as perforating degree, gas-water mobility ratio, Irreducible water saturation, residual gas saturation, etc.
基于多孔介质中流体质点的渗流规律，对底水气藏双重不完善井的水锥突破时间进行了研究，通过数学推导、得到了水锥突破时间计算公式，该公式考虑了气藏打开程度、气水流度比、原始束缚水饱和度、残余气饱和度等影响因素。
Contrary to the feature in unsaturated zone, where with the decrease of grain size, residual saturation in porous media will increase, ex perimental results in saturated zone show that residual saturation of diesel dec reased with decreasing of glassbeads size.
结果表明，砂性介质中，地下水饱和区中有机污染物的残余饱和度显著大于非饱和区中的残余饱和度，因此可以有效地利用这一特性，通过降低地下水位使饱和区中部分残留态污染物转化为自由态，提高去除效率；与非饱和区中多孔介质粒径越小，残留量越大的特性相反，饱和区中测得的残余柴油饱和度随介质粒径的增大而增大。
In this study, we controlled the titration rate, pH and neutralized the surface charge by purging agents in order to synthesize the superparamagnetic Fe3O4 nanoparticles possessed superior heating properties. Their particle size are in the range of 14 - 32 nm with a mean size close to 21 nm, and the PEG-coated particle size are about 30 - 50 nm. Moreover, the saturation magnetization are about 65 - 75 emu/g, coercivity are less than 18 Oe, the residual magnetization are less than 3 emu/g.
本研究为了制作高效率发热的Fe3O4磁性奈米粒子，便以化学共沉法制备，并控制滴定速率与pH值，再利用试剂洗涤进行表面电荷中和与修饰而得到一系列的磁性奈米粒子，其尺寸范围为14 - 32 nm，而大多则约为21 nm，再分别将其以PEG-400进行包覆，将可得到为原来2 - 2.6倍大小的颗粒，其饱和磁化强度约为65 - 75 emu/g，矫顽磁力皆小於18 Oe，残余磁化量则小於3 emu/g。
Oil saturation in water channels was obvious lower than that of other areas. The sweep volume was enlarged, and the residual oil was enriched effectively.
尽管试验中使用了均质岩心，在水驱阶段形成了明显的水窜通道，窜流通道上的油饱和度明显低于其他区域，微观
The result showed that the inhibitors can be precipitated with (NH4)2SO4 at the 60% saturation, the Mw is 29512 Da, it was stable and still had some residual activities heated at 80℃ for 1 h. It is proved the Trypsin inhibitor from Cucurbita pepo var.
结果表明在饱和度为60%的硫酸钱作用下，能够沉淀出活性较强的胰蛋白酶抑制剂，其分子量为29512Da，并且具有一定热稳定性，在80℃恒温处理1h仍保持一定的抑制活性。
Gas reservoir with water encroachment; recovery; water influx; residual gas saturation; volumetric sweep efficiency
水驱气藏；采收率；水侵量；残余气饱和度；体积波及系数
Keywords chemical; tracer; residual oil saturation
化学； 示踪剂；残余油饱和度
The residual magnetic flux intensity makes the starting work point of current transformer change on B-H curve, and hence the magnetic saturation state is aggravated in shorter time, which is the main reason to cause the misoperation accident of differential protection.
铁心剩磁的存在使电流互感器在B-H曲线上的起始工作点发生变化，加重了饱和程度和缩短进入饱和时间，这是差动保护误动的重要原因。
In addition, a table including the data of irreducible water saturation, initial gas saturation, residual gas saturation obtained from lab experiments were also given, as well as the plot of initial gas saturation vs residual gas saturation.
此外，本文还给出了室内实验得到的气顶砂岩束缚水饱和度、原始含气饱和度、残余气饱和度数据表，以及原始含气饱和度与残余气饱和度的关系曲线。
Comparing to glycerin flooding with the same viscosity, the right end point moves to the right on the relative permeability curve apparently, which can illustrate elasticity of polymer solution can make residual oil saturation reduced, and make micro efficiency of oil displacement enhanced.
与相同粘度的甘油驱对比，聚合物驱相对渗透率曲线的右端点明显右移，说明聚合物溶液的弹性可降低残余油饱和度，提高了微观驱油效率。
In the light of the simulation results by use of full composition simulator, it is known that the water/gas ratio, different injection slug, permeability ratio and residual gas saturation have an obvious effect on the condensate recovery;
根据全组分模拟器模拟结果可知：水气比、不同的注入段塞、渗透率和残余气饱和度对凝析油采收率的影响非常明显；
Residual oil distribution has been determined based on the numerical model. remaining crude saturation log, comprehensive analyse of oil field engineering.
应用油藏数值模拟技术、剩余油饱和度测井、油藏工程综合分析方法等对剩余油分布规律进行了研究。
Suggest a new method of calculating residual oil saturation by means of pyrolytic parameters.
提出了用热解参数计算残余油饱和度的新方法。
Biaxial stress of ferromagnetic materials and residual stress of welding components have been measured by using the relation between Barkhausen effeet based on the law of approach to saturation magnetization and internal stress.
利用该技术，以近饱和磁化产生的巴克豪森效应与应力的关系，测量了铁磁构件的二轴应力和焊接构件的残余应力。