1.The Analysis on the Features of the Atmospheric Circulation in Preceding Winters for the Summer Drought and Flooding in the Yangtze and Huaihe River Valley
The Analysis on the Features of the Atmospheric Circulation in Preceding Winters for the Summer Drought and Flooding in the Yangtze And Huaihe River Valley
2.The study shows that the effect of fixed agent on the fixation of HPAM with high mass concentration and high relative molecular mass is well, which can be used for polymer fixation in nonrestored water flooding reservoir after polymer flooding, the polymer flocculant reacts with low mass concentration HPAM, in which the flocculation created is effective for blocking the big pore path caused after water flooding.
研究表明 ,聚合物固定剂溶液对高质量浓度、高相对分子质量的HPAM的固定效果好 ,可用于对聚合物驱后未恢复水驱油藏的聚合物的固定 ; 聚合物絮凝剂与低质量浓度HPAM发生絮凝 ,产生的絮凝体具有良好的封堵水驱后形成的大孔道的作用。
3.To determine effective EOR methods suitable for Shengtuo oil field,laboratary research has been conducted on polymer flooding ,combination flooding,crosslinked polymer flooding ,and the combination of plugging with displacement.
为寻找适应于胜坨油藏条件的提高采收率的有效方法，在实验室内开展了聚合物驱、复配驱、聚合物交联技术及堵驱结合等方法的实验研究。
4.The ASP FOAM EOR mechanism, basic mathematical models and numerical models and solution method of the program are introduced. Core flooding by ASP FOAM is simulated and shore plug is feasible in pilot. Examples indicate that ASP FOAM raises oil recovery by 30 percent in comparison with water flooding, 10 percent with ASP, 7 percent with ordinary foam drive.
论述了ASP?FOAM提高原油采收率机理．建立了ASP?FOAM的基本数学模型和数值模型．对ASP?FOAM在岩心中驱替进行了数值模拟．实例计算表明：间注小段塞在现场是可行的．ASP?FOAM驱比水驱提高采收率25％以上，比ASP提高5％以上，比常规泡沫驱提高7％，以混合注入效果更好．
5.For the heterogeneous models under confined pressure 2 MPa higher than that in the system, the ratio of flow rate in higher and lower zones is in range 3.00—3.17 in water flooding phase, decrease to 1.44—1.67 in 1.0% LH-1 solution+N_2 injection phase and increases to 2.08—2.23 in successive water flooding phase;
在非均质模型上,在围压高于内压2MPa条件下,高渗低渗层流量比在水驱时为3.00～3.17,注入1.0%LH 1溶液和氮气时下降至1.44～1.67,后续水驱时回升至2.08～2.23;
6.A newly developed heat resistant (90℃) and salts tolerant (TDC≤1.6×10 5 mg/L) terpolymer of acrylamide is put into enlarged experiments of synthesis in small batches as solid gel and used in a pilot polymer flooding trial at Zhongyuan. It is observed in the flooding trial that the viscosity of solution prepared at the site is lower by 69% than that determined in laboratory (η 0) for first experimental tercopolymer samples.
中原油田将新研制的耐温 (90℃ )、耐矿化度 (1.6× 10 5mg/L)的丙烯酰胺三元共聚物中试胶状体产品用于小规模矿场驱油试验 ,发现现场配制的溶液粘度较中试初期产品溶液粘度室内测定值下降 6 9%。
7.Analyzing the experimental data and that of geology and production and then three dimensions geologic model of oil-bearing layer Pu I 1-2 is set up. The production performance of the selected pattern is simulated by CMG through water flooding-polymer flooding-WAG.
通过对实验数据的分析,结合现场地质和生产资料,建立了葡Ⅰ1-2油层井组三维地质模型,利用数值模拟软件(CMG)对选定井组水驱、聚合物驱过程进行生产动态数值模拟。
8.Abstract: Based on the analysis of injection pressure, entry profile and production well affected characteristics after the polymer injection into the oil reservoir of pay zone PuI in Xing13 area, this paper generates the characteristics of dynamic change and polymer flooding efficiency there, points out the existing problems and provides practice for the dynamic analysis of polymer flooding in southern Xingshugang oil field.
文摘:通过对杏十三区葡一组油层注聚后注入压力、吸液剖面及采出井受效特点分析，并与大庆其它注聚区块进行了对比分析，总结出了杏十三区聚合物驱油的动态变化特征及聚合物驱效果，指出了存在的问题，为杏树岗油田南部进行聚合物驱油动态分析提供了依据。
9.To research the influence of polymer flooding on the core resistivity, the methods that polymer displaces the salt-saturated core and the oil-saturated core were used to measure the core resistitvity changes in the process of polymer flooding, and the core resistivity changes were analyzed and discussed.
为了研究聚合物驱油过程对岩石电阻率的影响,采用聚合物驱替完全饱和盐水的岩样和聚合物驱替饱含油岩心的实验方法,测量了聚合物驱替过程中的岩石电阻率变化,对聚合物驱所引起的岩石电阻率的变化规律和特征进行了分析和讨论。
10.The optimizing parameters of ARI were x_1 (quartzite/soil)=1.073,x_2 (flooding time)=4 h,and x_3 (flooding time/drying time) =1/8,and the highest theoretical removal rate of COD was 84.73%,which was accordant with the practical value,indicating that the method was feasible.
研究结果得到的主要参数优化方案是石英砂/土=1.073,淹水时间=4h,湿干比=1/8,理论最大COD去除率为84.73%。 理论结果与验证结果基本一致,表明此方法是可行的。
